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GitHub - anvaka/panzoom: Universal pan and zoom library (DOM, SVG, Custom)
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octicon-link-external HeaderMenu-external-icon color-fg-subtle"> <path d="M3.75 2h3.5a.75.75 0 0 1 0 1.5h-3.5a.25.25 0 0 0-.25.25v8.5c0 .138.112.25.25.25h8.5a.25.25 0 0 0 .25-.25v-3.5a.75.75 0 0 1 1.5 0v3.5A1.75 1.75 0 0 1 12.25 14h-8.5A1.75 1.75 0 0 1 2 12.25v-8.5C2 2.784 2.784 2 3.75 2Zm6.854-1h4.146a.25.25 0 0 1 .25.25v4.146a.25.25 0 0 1-.427.177L13.03 4.03 9.28 7.78a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042l3.75-3.75-1.543-1.543A.25.25 0 0 1 10.604 1Z"></path> </svg> </a></li> <li> <a class="HeaderMenu-dropdown-link d-block no-underline position-relative py-2 Link--secondary Link--external" target="_blank" data-analytics-event="{"location":"navbar","action":"blog","context":"product","tag":"link","label":"blog_link_product_navbar"}" href="https://github.blog"> Blog <svg aria-hidden="true" height="16" viewBox="0 0 16 16" version="1.1" width="16" data-view-component="true" class="octicon octicon-link-external HeaderMenu-external-icon color-fg-subtle"> <path d="M3.75 2h3.5a.75.75 0 0 1 0 1.5h-3.5a.25.25 0 0 0-.25.25v8.5c0 .138.112.25.25.25h8.5a.25.25 0 0 0 .25-.25v-3.5a.75.75 0 0 1 1.5 0v3.5A1.75 1.75 0 0 1 12.25 14h-8.5A1.75 1.75 0 0 1 2 12.25v-8.5C2 2.784 2.784 2 3.75 2Zm6.854-1h4.146a.25.25 0 0 1 .25.25v4.146a.25.25 0 0 1-.427.177L13.03 4.03 9.28 7.78a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042l3.75-3.75-1.543-1.543A.25.25 0 0 1 10.604 1Z"></path> </svg> </a></li> </ul> </div> </div> </div> </li> <li class="HeaderMenu-item position-relative flex-wrap flex-justify-between flex-items-center d-block d-lg-flex flex-lg-nowrap flex-lg-items-center js-details-container js-header-menu-item"> <button type="button" class="HeaderMenu-link border-0 width-full width-lg-auto px-0 px-lg-2 py-lg-2 no-wrap d-flex flex-items-center flex-justify-between js-details-target" aria-expanded="false"> Solutions <svg opacity="0.5" aria-hidden="true" height="16" viewBox="0 0 16 16" version="1.1" width="16" data-view-component="true" class="octicon octicon-chevron-down HeaderMenu-icon ml-1"> <path d="M12.78 5.22a.749.749 0 0 1 0 1.06l-4.25 4.25a.749.749 0 0 1-1.06 0L3.22 6.28a.749.749 0 1 1 1.06-1.06L8 8.939l3.72-3.719a.749.749 0 0 1 1.06 0Z"></path> </svg> </button> <div class="HeaderMenu-dropdown dropdown-menu rounded m-0 p-0 pt-2 pt-lg-4 position-relative position-lg-absolute left-0 left-lg-n3 d-lg-flex flex-wrap dropdown-menu-wide"> <div class="HeaderMenu-column px-lg-4 border-lg-right mb-4 mb-lg-0 pr-lg-7"> <div class="border-bottom pb-3 pb-lg-0 border-lg-bottom-0 pb-lg-3 mb-3 mb-lg-0"> <span class="d-block h4 color-fg-default my-1" id="solutions-by-company-size-heading">By company size</span> <ul class="list-style-none f5" aria-labelledby="solutions-by-company-size-heading"> <li> <a class="HeaderMenu-dropdown-link d-block no-underline position-relative py-2 Link--secondary" data-analytics-event="{"location":"navbar","action":"enterprises","context":"solutions","tag":"link","label":"enterprises_link_solutions_navbar"}" href="https://github.com/enterprise"> Enterprises </a></li> <li> <a class="HeaderMenu-dropdown-link d-block no-underline position-relative py-2 Link--secondary" data-analytics-event="{"location":"navbar","action":"small_and_medium_teams","context":"solutions","tag":"link","label":"small_and_medium_teams_link_solutions_navbar"}" href="https://github.com/team"> Small and medium teams </a></li> <li> <a class="HeaderMenu-dropdown-link d-block no-underline position-relative py-2 Link--secondary" data-analytics-event="{"location":"navbar","action":"startups","context":"solutions","tag":"link","label":"startups_link_solutions_navbar"}" href="https://github.com/enterprise/startups"> Startups </a></li> <li> <a class="HeaderMenu-dropdown-link d-block no-underline position-relative py-2 Link--secondary" data-analytics-event="{"location":"navbar","action":"nonprofits","context":"solutions","tag":"link","label":"nonprofits_link_solutions_navbar"}" href="/solutions/industry/nonprofits"> Nonprofits </a></li> </ul> </div> <div class="border-bottom pb-3 pb-lg-0 border-lg-bottom-0"> <span class="d-block h4 color-fg-default my-1" id="solutions-by-use-case-heading">By use case</span> <ul class="list-style-none f5" aria-labelledby="solutions-by-use-case-heading"> <li> <a class="HeaderMenu-dropdown-link d-block no-underline position-relative py-2 Link--secondary" data-analytics-event="{"location":"navbar","action":"devsecops","context":"solutions","tag":"link","label":"devsecops_link_solutions_navbar"}" href="/solutions/use-case/devsecops"> DevSecOps </a></li> <li> <a class="HeaderMenu-dropdown-link d-block no-underline position-relative py-2 Link--secondary" data-analytics-event="{"location":"navbar","action":"devops","context":"solutions","tag":"link","label":"devops_link_solutions_navbar"}" href="/solutions/use-case/devops"> DevOps </a></li> <li> <a class="HeaderMenu-dropdown-link d-block no-underline position-relative py-2 Link--secondary" data-analytics-event="{"location":"navbar","action":"ci_cd","context":"solutions","tag":"link","label":"ci_cd_link_solutions_navbar"}" href="/solutions/use-case/ci-cd"> CI/CD </a></li> <li> <a class="HeaderMenu-dropdown-link d-block no-underline position-relative py-2 Link--secondary" data-analytics-event="{"location":"navbar","action":"view_all_use_cases","context":"solutions","tag":"link","label":"view_all_use_cases_link_solutions_navbar"}" href="/solutions/use-case"> View all use cases </a></li> </ul> </div> </div> <div class="HeaderMenu-column px-lg-4"> <div class="border-bottom pb-3 pb-lg-0 border-lg-bottom-0"> <span class="d-block h4 color-fg-default my-1" id="solutions-by-industry-heading">By industry</span> <ul class="list-style-none f5" aria-labelledby="solutions-by-industry-heading"> <li> <a class="HeaderMenu-dropdown-link d-block no-underline position-relative py-2 Link--secondary" data-analytics-event="{"location":"navbar","action":"healthcare","context":"solutions","tag":"link","label":"healthcare_link_solutions_navbar"}" href="/solutions/industry/healthcare"> Healthcare </a></li> <li> <a class="HeaderMenu-dropdown-link d-block no-underline position-relative py-2 Link--secondary" data-analytics-event="{"location":"navbar","action":"financial_services","context":"solutions","tag":"link","label":"financial_services_link_solutions_navbar"}" href="/solutions/industry/financial-services"> Financial services </a></li> <li> <a class="HeaderMenu-dropdown-link d-block no-underline position-relative py-2 Link--secondary" data-analytics-event="{"location":"navbar","action":"manufacturing","context":"solutions","tag":"link","label":"manufacturing_link_solutions_navbar"}" href="/solutions/industry/manufacturing"> Manufacturing </a></li> <li> <a class="HeaderMenu-dropdown-link d-block no-underline position-relative py-2 Link--secondary" data-analytics-event="{"location":"navbar","action":"government","context":"solutions","tag":"link","label":"government_link_solutions_navbar"}" href="/solutions/industry/government"> Government </a></li> <li> <a class="HeaderMenu-dropdown-link d-block no-underline position-relative py-2 Link--secondary" data-analytics-event="{"location":"navbar","action":"view_all_industries","context":"solutions","tag":"link","label":"view_all_industries_link_solutions_navbar"}" href="/solutions/industry"> View all industries </a></li> </ul> </div> </div> <div class="HeaderMenu-trailing-link rounded-bottom-2 flex-shrink-0 mt-lg-4 px-lg-4 py-4 py-lg-3 f5 text-semibold"> <a href="/solutions"> View all solutions <svg aria-hidden="true" height="16" viewBox="0 0 16 16" version="1.1" width="16" data-view-component="true" class="octicon octicon-chevron-right HeaderMenu-trailing-link-icon"> <path d="M6.22 3.22a.75.75 0 0 1 1.06 0l4.25 4.25a.75.75 0 0 1 0 1.06l-4.25 4.25a.751.751 0 0 1-1.042-.018.751.751 0 0 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d-lg-flex flex-wrap dropdown-menu-wide"> <div class="HeaderMenu-column px-lg-4 border-lg-right mb-4 mb-lg-0 pr-lg-7"> <div class="border-bottom pb-3 pb-lg-0 border-lg-bottom-0"> <span class="d-block h4 color-fg-default my-1" id="resources-topics-heading">Topics</span> <ul class="list-style-none f5" aria-labelledby="resources-topics-heading"> <li> <a class="HeaderMenu-dropdown-link d-block no-underline position-relative py-2 Link--secondary" data-analytics-event="{"location":"navbar","action":"ai","context":"resources","tag":"link","label":"ai_link_resources_navbar"}" href="/resources/articles/ai"> AI </a></li> <li> <a class="HeaderMenu-dropdown-link d-block no-underline position-relative py-2 Link--secondary" data-analytics-event="{"location":"navbar","action":"devops","context":"resources","tag":"link","label":"devops_link_resources_navbar"}" href="/resources/articles/devops"> DevOps </a></li> <li> <a class="HeaderMenu-dropdown-link d-block no-underline position-relative py-2 Link--secondary" data-analytics-event="{"location":"navbar","action":"security","context":"resources","tag":"link","label":"security_link_resources_navbar"}" href="/resources/articles/security"> Security </a></li> <li> <a class="HeaderMenu-dropdown-link d-block no-underline position-relative py-2 Link--secondary" data-analytics-event="{"location":"navbar","action":"software_development","context":"resources","tag":"link","label":"software_development_link_resources_navbar"}" href="/resources/articles/software-development"> Software Development </a></li> <li> <a class="HeaderMenu-dropdown-link d-block no-underline position-relative py-2 Link--secondary" data-analytics-event="{"location":"navbar","action":"view_all","context":"resources","tag":"link","label":"view_all_link_resources_navbar"}" href="/resources/articles"> View all </a></li> </ul> </div> </div> <div class="HeaderMenu-column px-lg-4"> <div class="border-bottom pb-3 pb-lg-0 border-lg-bottom-0 border-bottom-0"> <span class="d-block h4 color-fg-default my-1" id="resources-explore-heading">Explore</span> <ul class="list-style-none f5" aria-labelledby="resources-explore-heading"> <li> <a class="HeaderMenu-dropdown-link d-block no-underline position-relative py-2 Link--secondary Link--external" target="_blank" data-analytics-event="{"location":"navbar","action":"learning_pathways","context":"resources","tag":"link","label":"learning_pathways_link_resources_navbar"}" href="https://resources.github.com/learn/pathways"> Learning Pathways <svg aria-hidden="true" height="16" viewBox="0 0 16 16" version="1.1" width="16" data-view-component="true" class="octicon octicon-link-external HeaderMenu-external-icon color-fg-subtle"> <path d="M3.75 2h3.5a.75.75 0 0 1 0 1.5h-3.5a.25.25 0 0 0-.25.25v8.5c0 .138.112.25.25.25h8.5a.25.25 0 0 0 .25-.25v-3.5a.75.75 0 0 1 1.5 0v3.5A1.75 1.75 0 0 1 12.25 14h-8.5A1.75 1.75 0 0 1 2 12.25v-8.5C2 2.784 2.784 2 3.75 2Zm6.854-1h4.146a.25.25 0 0 1 .25.25v4.146a.25.25 0 0 1-.427.177L13.03 4.03 9.28 7.78a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042l3.75-3.75-1.543-1.543A.25.25 0 0 1 10.604 1Z"></path> </svg> </a></li> <li> <a class="HeaderMenu-dropdown-link d-block no-underline position-relative py-2 Link--secondary Link--external" target="_blank" data-analytics-event="{"location":"navbar","action":"events_amp_webinars","context":"resources","tag":"link","label":"events_amp_webinars_link_resources_navbar"}" href="https://resources.github.com"> Events & Webinars <svg aria-hidden="true" height="16" viewBox="0 0 16 16" version="1.1" width="16" data-view-component="true" class="octicon octicon-link-external HeaderMenu-external-icon color-fg-subtle"> <path d="M3.75 2h3.5a.75.75 0 0 1 0 1.5h-3.5a.25.25 0 0 0-.25.25v8.5c0 .138.112.25.25.25h8.5a.25.25 0 0 0 .25-.25v-3.5a.75.75 0 0 1 1.5 0v3.5A1.75 1.75 0 0 1 12.25 14h-8.5A1.75 1.75 0 0 1 2 12.25v-8.5C2 2.784 2.784 2 3.75 2Zm6.854-1h4.146a.25.25 0 0 1 .25.25v4.146a.25.25 0 0 1-.427.177L13.03 4.03 9.28 7.78a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042l3.75-3.75-1.543-1.543A.25.25 0 0 1 10.604 1Z"></path> </svg> </a></li> <li> <a class="HeaderMenu-dropdown-link d-block no-underline position-relative py-2 Link--secondary" data-analytics-event="{"location":"navbar","action":"ebooks_amp_whitepapers","context":"resources","tag":"link","label":"ebooks_amp_whitepapers_link_resources_navbar"}" href="https://github.com/resources/whitepapers"> Ebooks & Whitepapers </a></li> <li> <a class="HeaderMenu-dropdown-link d-block no-underline position-relative py-2 Link--secondary" data-analytics-event="{"location":"navbar","action":"customer_stories","context":"resources","tag":"link","label":"customer_stories_link_resources_navbar"}" href="https://github.com/customer-stories"> Customer Stories </a></li> <li> <a class="HeaderMenu-dropdown-link d-block no-underline position-relative py-2 Link--secondary Link--external" target="_blank" data-analytics-event="{"location":"navbar","action":"partners","context":"resources","tag":"link","label":"partners_link_resources_navbar"}" href="https://partner.github.com"> Partners <svg aria-hidden="true" height="16" viewBox="0 0 16 16" version="1.1" width="16" data-view-component="true" class="octicon octicon-link-external HeaderMenu-external-icon color-fg-subtle"> <path d="M3.75 2h3.5a.75.75 0 0 1 0 1.5h-3.5a.25.25 0 0 0-.25.25v8.5c0 .138.112.25.25.25h8.5a.25.25 0 0 0 .25-.25v-3.5a.75.75 0 0 1 1.5 0v3.5A1.75 1.75 0 0 1 12.25 14h-8.5A1.75 1.75 0 0 1 2 12.25v-8.5C2 2.784 2.784 2 3.75 2Zm6.854-1h4.146a.25.25 0 0 1 .25.25v4.146a.25.25 0 0 1-.427.177L13.03 4.03 9.28 7.78a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042l3.75-3.75-1.543-1.543A.25.25 0 0 1 10.604 1Z"></path> </svg> </a></li> <li> <a class="HeaderMenu-dropdown-link d-block no-underline position-relative py-2 Link--secondary" data-analytics-event="{"location":"navbar","action":"executive_insights","context":"resources","tag":"link","label":"executive_insights_link_resources_navbar"}" href="https://github.com/solutions/executive-insights"> Executive Insights </a></li> </ul> </div> </div> </div> </li> <li class="HeaderMenu-item position-relative flex-wrap flex-justify-between flex-items-center d-block d-lg-flex flex-lg-nowrap flex-lg-items-center js-details-container js-header-menu-item"> <button type="button" class="HeaderMenu-link border-0 width-full width-lg-auto px-0 px-lg-2 py-lg-2 no-wrap d-flex flex-items-center flex-justify-between js-details-target" aria-expanded="false"> Open Source <svg opacity="0.5" aria-hidden="true" height="16" viewBox="0 0 16 16" version="1.1" width="16" data-view-component="true" class="octicon octicon-chevron-down HeaderMenu-icon ml-1"> <path d="M12.78 5.22a.749.749 0 0 1 0 1.06l-4.25 4.25a.749.749 0 0 1-1.06 0L3.22 6.28a.749.749 0 1 1 1.06-1.06L8 8.939l3.72-3.719a.749.749 0 0 1 1.06 0Z"></path> </svg> </button> <div class="HeaderMenu-dropdown dropdown-menu rounded m-0 p-0 pt-2 pt-lg-4 position-relative position-lg-absolute left-0 left-lg-n3 pb-2 pb-lg-4 px-lg-4"> <div class="HeaderMenu-column"> <div class="border-bottom pb-3 pb-lg-0 pb-lg-3 mb-3 mb-lg-0 mb-lg-3"> <ul class="list-style-none f5" > <li> <a class="HeaderMenu-dropdown-link d-block no-underline position-relative py-2 Link--secondary d-flex flex-items-center Link--has-description" data-analytics-event="{"location":"navbar","action":"github_sponsors","context":"open_source","tag":"link","label":"github_sponsors_link_open_source_navbar"}" href="/sponsors"> <div> <div class="color-fg-default h4">GitHub Sponsors</div> Fund open source developers </div> </a></li> </ul> </div> <div class="border-bottom pb-3 pb-lg-0 pb-lg-3 mb-3 mb-lg-0 mb-lg-3"> <ul class="list-style-none f5" > <li> <a class="HeaderMenu-dropdown-link d-block no-underline position-relative py-2 Link--secondary d-flex flex-items-center Link--has-description" data-analytics-event="{"location":"navbar","action":"the_readme_project","context":"open_source","tag":"link","label":"the_readme_project_link_open_source_navbar"}" href="https://github.com/readme"> <div> <div class="color-fg-default h4">The ReadME Project</div> GitHub community articles </div> </a></li> </ul> </div> <div class="border-bottom pb-3 pb-lg-0 border-bottom-0"> <span class="d-block h4 color-fg-default my-1" id="open-source-repositories-heading">Repositories</span> <ul class="list-style-none f5" aria-labelledby="open-source-repositories-heading"> <li> <a class="HeaderMenu-dropdown-link d-block no-underline position-relative py-2 Link--secondary" data-analytics-event="{"location":"navbar","action":"topics","context":"open_source","tag":"link","label":"topics_link_open_source_navbar"}" href="https://github.com/topics"> Topics </a></li> <li> <a class="HeaderMenu-dropdown-link d-block no-underline position-relative py-2 Link--secondary" 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href="https://anvaka.github.io/panzoom/demo/attach-via-script.html">anvaka.github.io/panzoom/demo/attach-via-script.html</a> </span> </div> <h3 class="sr-only">License</h3> <div class="mb-2"> <a href="/anvaka/panzoom/blob/main/LICENSE" class="Link--muted" data-analytics-event="{"category":"Repository Overview","action":"click","label":"location:sidebar;file:license"}" > <svg aria-hidden="true" height="16" viewBox="0 0 16 16" version="1.1" width="16" data-view-component="true" class="octicon octicon-law mr-2"> <path d="M8.75.75V2h.985c.304 0 .603.08.867.231l1.29.736c.038.022.08.033.124.033h2.234a.75.75 0 0 1 0 1.5h-.427l2.111 4.692a.75.75 0 0 1-.154.838l-.53-.53.529.531-.001.002-.002.002-.006.006-.006.005-.01.01-.045.04c-.21.176-.441.327-.686.45C14.556 10.78 13.88 11 13 11a4.498 4.498 0 0 1-2.023-.454 3.544 3.544 0 0 1-.686-.45l-.045-.04-.016-.015-.006-.006-.004-.004v-.001a.75.75 0 0 1-.154-.838L12.178 4.5h-.162c-.305 0-.604-.079-.868-.231l-1.29-.736a.245.245 0 0 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0 0 1 14.25 16H1.75A1.75 1.75 0 0 1 0 14.25ZM6.5 6.5v8h7.75a.25.25 0 0 0 .25-.25V6.5Zm8-1.5V1.75a.25.25 0 0 0-.25-.25H6.5V5Zm-13 1.5v7.75c0 .138.112.25.25.25H5v-8ZM5 5V1.5H1.75a.25.25 0 0 0-.25.25V5Z"></path> </svg> </span> <span data-view-component="true" class="ActionListItem-label"> Projects </span> </a> </li> <li hidden="hidden" data-menu-item="i5security-tab" data-targets="action-list.items" role="none" data-view-component="true" class="ActionListItem"> <a tabindex="-1" id="item-cdf1816c-fd8e-4b74-842c-47ac09399eb7" href="/anvaka/panzoom/security" role="menuitem" data-view-component="true" class="ActionListContent ActionListContent--visual16"> <span class="ActionListItem-visual ActionListItem-visual--leading"> <svg aria-hidden="true" height="16" viewBox="0 0 16 16" version="1.1" width="16" data-view-component="true" class="octicon octicon-shield"> <path d="M7.467.133a1.748 1.748 0 0 1 1.066 0l5.25 1.68A1.75 1.75 0 0 1 15 3.48V7c0 1.566-.32 3.182-1.303 4.682-.983 1.498-2.585 2.813-5.032 3.855a1.697 1.697 0 0 1-1.33 0c-2.447-1.042-4.049-2.357-5.032-3.855C1.32 10.182 1 8.566 1 7V3.48a1.75 1.75 0 0 1 1.217-1.667Zm.61 1.429a.25.25 0 0 0-.153 0l-5.25 1.68a.25.25 0 0 0-.174.238V7c0 1.358.275 2.666 1.057 3.86.784 1.194 2.121 2.34 4.366 3.297a.196.196 0 0 0 .154 0c2.245-.956 3.582-2.104 4.366-3.298C13.225 9.666 13.5 8.36 13.5 7V3.48a.251.251 0 0 0-.174-.237l-5.25-1.68ZM8.75 4.75v3a.75.75 0 0 1-1.5 0v-3a.75.75 0 0 1 1.5 0ZM9 10.5a1 1 0 1 1-2 0 1 1 0 0 1 2 0Z"></path> </svg> </span> <span data-view-component="true" class="ActionListItem-label"> Security </span> </a> </li> <li hidden="hidden" data-menu-item="i6insights-tab" data-targets="action-list.items" role="none" data-view-component="true" class="ActionListItem"> <a tabindex="-1" id="item-55eee070-3d34-4a86-8458-c40d4e3398a8" href="/anvaka/panzoom/pulse" role="menuitem" data-view-component="true" class="ActionListContent ActionListContent--visual16"> <span class="ActionListItem-visual 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href=\"https://github.com/anvaka/panzoom/actions/workflows/tests.yaml\"\u003e\u003cimg src=\"https://github.com/anvaka/panzoom/actions/workflows/tests.yaml/badge.svg\" alt=\"build status\" style=\"max-width: 100%;\"\u003e\u003c/a\u003e\u003c/h1\u003e\u003ca id=\"user-content-panzoom-\" class=\"anchor\" aria-label=\"Permalink: panzoom \" href=\"#panzoom-\"\u003e\u003csvg class=\"octicon octicon-link\" viewBox=\"0 0 16 16\" version=\"1.1\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z\"\u003e\u003c/path\u003e\u003c/svg\u003e\u003c/a\u003e\u003c/div\u003e\n\u003cp dir=\"auto\"\u003eExtensible, mobile friendly pan and zoom framework (supports DOM and SVG).\u003c/p\u003e\n\u003cdiv class=\"markdown-heading\" dir=\"auto\"\u003e\u003ch1 tabindex=\"-1\" class=\"heading-element\" dir=\"auto\"\u003eDemo\u003c/h1\u003e\u003ca id=\"user-content-demo\" class=\"anchor\" aria-label=\"Permalink: Demo\" href=\"#demo\"\u003e\u003csvg class=\"octicon octicon-link\" viewBox=\"0 0 16 16\" version=\"1.1\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z\"\u003e\u003c/path\u003e\u003c/svg\u003e\u003c/a\u003e\u003c/div\u003e\n\u003cul dir=\"auto\"\u003e\n\u003cli\u003e\u003ca href=\"https://anvaka.github.io/panzoom/demo/dom.html\" rel=\"nofollow\"\u003eRegular DOM object\u003c/a\u003e\u003c/li\u003e\n\u003cli\u003e\u003ca href=\"https://anvaka.github.io/panzoom/demo/index.html\" rel=\"nofollow\"\u003eStandalone page\u003c/a\u003e - this repository\u003c/li\u003e\n\u003cli\u003e\u003ca href=\"https://jsfiddle.net/anvaka/9twnb7zr/\" rel=\"nofollow\"\u003eSVG Tiger\u003c/a\u003e - js fiddle\u003c/li\u003e\n\u003c/ul\u003e\n\u003cdiv class=\"markdown-heading\" dir=\"auto\"\u003e\u003ch1 tabindex=\"-1\" class=\"heading-element\" dir=\"auto\"\u003eUsage\u003c/h1\u003e\u003ca id=\"user-content-usage\" class=\"anchor\" aria-label=\"Permalink: Usage\" href=\"#usage\"\u003e\u003csvg class=\"octicon octicon-link\" viewBox=\"0 0 16 16\" version=\"1.1\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z\"\u003e\u003c/path\u003e\u003c/svg\u003e\u003c/a\u003e\u003c/div\u003e\n\u003cp dir=\"auto\"\u003eGrab it from npm and use with your favorite bundler:\u003c/p\u003e\n\u003cdiv class=\"snippet-clipboard-content notranslate position-relative overflow-auto\" data-snippet-clipboard-copy-content=\"npm install panzoom --save\"\u003e\u003cpre class=\"notranslate\"\u003e\u003ccode\u003enpm install panzoom --save\n\u003c/code\u003e\u003c/pre\u003e\u003c/div\u003e\n\u003cp dir=\"auto\"\u003eOr download from CDN:\u003c/p\u003e\n\u003cdiv class=\"highlight highlight-text-html-basic notranslate position-relative overflow-auto\" dir=\"auto\" data-snippet-clipboard-copy-content=\"\u0026lt;script src='https://unpkg.com/panzoom@9.4.0/dist/panzoom.min.js'\u0026gt;\u0026lt;/script\u0026gt;\"\u003e\u003cpre\u003e\u003cspan class=\"pl-kos\"\u003e\u0026lt;\u003c/span\u003e\u003cspan class=\"pl-ent\"\u003escript\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003esrc\u003c/span\u003e='\u003cspan class=\"pl-s\"\u003ehttps://unpkg.com/panzoom@9.4.0/dist/panzoom.min.js\u003c/span\u003e'\u003cspan class=\"pl-kos\"\u003e\u0026gt;\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e\u0026lt;/\u003c/span\u003e\u003cspan class=\"pl-ent\"\u003escript\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e\u0026gt;\u003c/span\u003e\u003c/pre\u003e\u003c/div\u003e\n\u003cp dir=\"auto\"\u003eIf you download from CDN the library will be available under \u003ccode\u003epanzoom\u003c/code\u003e global name.\u003c/p\u003e\n\u003cdiv class=\"markdown-heading\" dir=\"auto\"\u003e\u003ch2 tabindex=\"-1\" class=\"heading-element\" dir=\"auto\"\u003ePan and zoom DOM subtree\u003c/h2\u003e\u003ca id=\"user-content-pan-and-zoom-dom-subtree\" class=\"anchor\" aria-label=\"Permalink: Pan and zoom DOM subtree\" href=\"#pan-and-zoom-dom-subtree\"\u003e\u003csvg class=\"octicon octicon-link\" viewBox=\"0 0 16 16\" version=\"1.1\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z\"\u003e\u003c/path\u003e\u003c/svg\u003e\u003c/a\u003e\u003c/div\u003e\n\u003cdiv class=\"highlight highlight-source-js notranslate position-relative overflow-auto\" dir=\"auto\" data-snippet-clipboard-copy-content=\"// just grab a DOM element\nvar element = document.querySelector('#scene')\n\n// And pass it to panzoom\npanzoom(element)\"\u003e\u003cpre\u003e\u003cspan class=\"pl-c\"\u003e// just grab a DOM element\u003c/span\u003e\n\u003cspan class=\"pl-k\"\u003evar\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003eelement\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e=\u003c/span\u003e \u003cspan class=\"pl-smi\"\u003edocument\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-en\"\u003equerySelector\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s\"\u003e'#scene'\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\n\n\u003cspan class=\"pl-c\"\u003e// And pass it to panzoom\u003c/span\u003e\n\u003cspan class=\"pl-en\"\u003epanzoom\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003eelement\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003c/pre\u003e\u003c/div\u003e\n\u003cdiv class=\"markdown-heading\" dir=\"auto\"\u003e\u003ch2 tabindex=\"-1\" class=\"heading-element\" dir=\"auto\"\u003eSVG panzoom example\u003c/h2\u003e\u003ca id=\"user-content-svg-panzoom-example\" class=\"anchor\" aria-label=\"Permalink: SVG panzoom example\" href=\"#svg-panzoom-example\"\u003e\u003csvg class=\"octicon octicon-link\" viewBox=\"0 0 16 16\" version=\"1.1\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z\"\u003e\u003c/path\u003e\u003c/svg\u003e\u003c/a\u003e\u003c/div\u003e\n\u003cdiv class=\"highlight highlight-text-html-basic notranslate position-relative overflow-auto\" dir=\"auto\" data-snippet-clipboard-copy-content=\"\u0026lt;!-- this is your html file with svg --\u0026gt;\n\u0026lt;body\u0026gt;\n \u0026lt;svg\u0026gt;\n \u0026lt;!-- this is the draggable root --\u0026gt;\n \u0026lt;g id='scene'\u0026gt; \n \u0026lt;circle cx='10' cy='10' r='5' fill='pink'\u0026gt;\u0026lt;/circle\u0026gt;\n \u0026lt;/g\u0026gt;\n \u0026lt;/svg\u0026gt;\n\u0026lt;/body\u0026gt;\"\u003e\u003cpre\u003e\u003cspan class=\"pl-c\"\u003e\u0026lt;!-- this is your html file with svg --\u0026gt;\u003c/span\u003e\n\u003cspan class=\"pl-kos\"\u003e\u0026lt;\u003c/span\u003e\u003cspan class=\"pl-ent\"\u003ebody\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e\u0026gt;\u003c/span\u003e\n \u003cspan class=\"pl-kos\"\u003e\u0026lt;\u003c/span\u003e\u003cspan class=\"pl-ent\"\u003esvg\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e\u0026gt;\u003c/span\u003e\n \u003cspan class=\"pl-c\"\u003e\u0026lt;!-- this is the draggable root --\u0026gt;\u003c/span\u003e\n \u003cspan class=\"pl-kos\"\u003e\u0026lt;\u003c/span\u003e\u003cspan class=\"pl-ent\"\u003eg\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003eid\u003c/span\u003e='\u003cspan class=\"pl-s\"\u003escene\u003c/span\u003e'\u003cspan class=\"pl-kos\"\u003e\u0026gt;\u003c/span\u003e \n \u003cspan class=\"pl-kos\"\u003e\u0026lt;\u003c/span\u003e\u003cspan class=\"pl-ent\"\u003ecircle\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003ecx\u003c/span\u003e='\u003cspan class=\"pl-s\"\u003e10\u003c/span\u003e' \u003cspan class=\"pl-c1\"\u003ecy\u003c/span\u003e='\u003cspan class=\"pl-s\"\u003e10\u003c/span\u003e' \u003cspan class=\"pl-c1\"\u003er\u003c/span\u003e='\u003cspan class=\"pl-s\"\u003e5\u003c/span\u003e' \u003cspan class=\"pl-c1\"\u003efill\u003c/span\u003e='\u003cspan class=\"pl-s\"\u003epink\u003c/span\u003e'\u003cspan class=\"pl-kos\"\u003e\u0026gt;\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e\u0026lt;/\u003c/span\u003e\u003cspan class=\"pl-ent\"\u003ecircle\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e\u0026gt;\u003c/span\u003e\n \u003cspan class=\"pl-kos\"\u003e\u0026lt;/\u003c/span\u003e\u003cspan class=\"pl-ent\"\u003eg\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e\u0026gt;\u003c/span\u003e\n \u003cspan class=\"pl-kos\"\u003e\u0026lt;/\u003c/span\u003e\u003cspan class=\"pl-ent\"\u003esvg\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e\u0026gt;\u003c/span\u003e\n\u003cspan class=\"pl-kos\"\u003e\u0026lt;/\u003c/span\u003e\u003cspan class=\"pl-ent\"\u003ebody\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e\u0026gt;\u003c/span\u003e\u003c/pre\u003e\u003c/div\u003e\n\u003cdiv class=\"highlight highlight-source-js notranslate position-relative overflow-auto\" dir=\"auto\" data-snippet-clipboard-copy-content=\"// In the browser panzoom is already on the\n// window. If you are in common.js world, then \n// var panzoom = require('panzoom')\n\n// grab the DOM SVG element that you want to be draggable/zoomable:\nvar element = document.getElementById('scene')\n\n// and forward it it to panzoom.\npanzoom(element)\"\u003e\u003cpre\u003e\u003cspan class=\"pl-c\"\u003e// In the browser panzoom is already on the\u003c/span\u003e\n\u003cspan class=\"pl-c\"\u003e// window. If you are in common.js world, then \u003c/span\u003e\n\u003cspan class=\"pl-c\"\u003e// var panzoom = require('panzoom')\u003c/span\u003e\n\n\u003cspan class=\"pl-c\"\u003e// grab the DOM SVG element that you want to be draggable/zoomable:\u003c/span\u003e\n\u003cspan class=\"pl-k\"\u003evar\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003eelement\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e=\u003c/span\u003e \u003cspan class=\"pl-smi\"\u003edocument\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-en\"\u003egetElementById\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s\"\u003e'scene'\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\n\n\u003cspan class=\"pl-c\"\u003e// and forward it it to panzoom.\u003c/span\u003e\n\u003cspan class=\"pl-en\"\u003epanzoom\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003eelement\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003c/pre\u003e\u003c/div\u003e\n\u003cp dir=\"auto\"\u003eIf require a dynamic behavior (e.g. you want to make an \u003ccode\u003eelement\u003c/code\u003e not\ndraggable anymore, or even completely delete an SVG element) make sure to call\n\u003ccode\u003edispose()\u003c/code\u003e method:\u003c/p\u003e\n\u003cdiv class=\"highlight highlight-source-js notranslate position-relative overflow-auto\" dir=\"auto\" data-snippet-clipboard-copy-content=\"var instance = panzoom(element)\n// do work\n// ...\n// then at some point you decide you don't need this anymore:\ninstance.dispose()\"\u003e\u003cpre\u003e\u003cspan class=\"pl-k\"\u003evar\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003einstance\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e=\u003c/span\u003e \u003cspan class=\"pl-en\"\u003epanzoom\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003eelement\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\n\u003cspan class=\"pl-c\"\u003e// do work\u003c/span\u003e\n\u003cspan class=\"pl-c\"\u003e// ...\u003c/span\u003e\n\u003cspan class=\"pl-c\"\u003e// then at some point you decide you don't need this anymore:\u003c/span\u003e\n\u003cspan class=\"pl-s1\"\u003einstance\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-en\"\u003edispose\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003c/pre\u003e\u003c/div\u003e\n\u003cp dir=\"auto\"\u003eThis will make sure that all event handlers are cleared and you are not leaking\nmemory\u003c/p\u003e\n\u003cdiv class=\"markdown-heading\" dir=\"auto\"\u003e\u003ch2 tabindex=\"-1\" class=\"heading-element\" dir=\"auto\"\u003eEvents notification\u003c/h2\u003e\u003ca id=\"user-content-events-notification\" class=\"anchor\" aria-label=\"Permalink: Events notification\" href=\"#events-notification\"\u003e\u003csvg class=\"octicon octicon-link\" viewBox=\"0 0 16 16\" version=\"1.1\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z\"\u003e\u003c/path\u003e\u003c/svg\u003e\u003c/a\u003e\u003c/div\u003e\n\u003cp dir=\"auto\"\u003eThe library allows to subscribe to transformation changing events. E.g. when\nuser starts/ends dragging the \u003ccode\u003eelement\u003c/code\u003e, the \u003ccode\u003eelement\u003c/code\u003e will fire \u003ccode\u003epanstart\u003c/code\u003e/\u003ccode\u003epanend\u003c/code\u003e\nevents. Here is example of all supported events:\u003c/p\u003e\n\u003cdiv class=\"highlight highlight-source-js notranslate position-relative overflow-auto\" dir=\"auto\" data-snippet-clipboard-copy-content=\"var instance = panzoom(element);\ninstance.on('panstart', function(e) {\n console.log('Fired when pan is just started ', e);\n // Note: e === instance.\n});\n\ninstance.on('pan', function(e) {\n console.log('Fired when the `element` is being panned', e);\n});\n\ninstance.on('panend', function(e) {\n console.log('Fired when pan ended', e);\n});\n\ninstance.on('zoom', function(e) {\n console.log('Fired when `element` is zoomed', e);\n});\n\ninstance.on('zoomend', function(e) {\n console.log('Fired when zoom animation ended', e);\n});\n\ninstance.on('transform', function(e) {\n // This event will be called along with events above.\n console.log('Fired when any transformation has happened', e);\n});\"\u003e\u003cpre\u003e\u003cspan class=\"pl-k\"\u003evar\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003einstance\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e=\u003c/span\u003e \u003cspan class=\"pl-en\"\u003epanzoom\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003eelement\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\n\u003cspan class=\"pl-s1\"\u003einstance\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-en\"\u003eon\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s\"\u003e'panstart'\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-k\"\u003efunction\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003ee\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\n \u003cspan class=\"pl-smi\"\u003econsole\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-en\"\u003elog\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s\"\u003e'Fired when pan is just started '\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003ee\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\n \u003cspan class=\"pl-c\"\u003e// Note: e === instance.\u003c/span\u003e\n\u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\n\n\u003cspan class=\"pl-s1\"\u003einstance\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-en\"\u003eon\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s\"\u003e'pan'\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-k\"\u003efunction\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003ee\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\n \u003cspan class=\"pl-smi\"\u003econsole\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-en\"\u003elog\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s\"\u003e'Fired when the `element` is being panned'\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003ee\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\n\u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\n\n\u003cspan class=\"pl-s1\"\u003einstance\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-en\"\u003eon\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s\"\u003e'panend'\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-k\"\u003efunction\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003ee\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\n \u003cspan class=\"pl-smi\"\u003econsole\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-en\"\u003elog\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s\"\u003e'Fired when pan ended'\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003ee\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\n\u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\n\n\u003cspan class=\"pl-s1\"\u003einstance\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-en\"\u003eon\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s\"\u003e'zoom'\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-k\"\u003efunction\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003ee\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\n \u003cspan class=\"pl-smi\"\u003econsole\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-en\"\u003elog\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s\"\u003e'Fired when `element` is zoomed'\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003ee\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\n\u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\n\n\u003cspan class=\"pl-s1\"\u003einstance\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-en\"\u003eon\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s\"\u003e'zoomend'\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-k\"\u003efunction\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003ee\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\n \u003cspan class=\"pl-smi\"\u003econsole\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-en\"\u003elog\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s\"\u003e'Fired when zoom animation ended'\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003ee\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\n\u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\n\n\u003cspan class=\"pl-s1\"\u003einstance\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-en\"\u003eon\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s\"\u003e'transform'\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-k\"\u003efunction\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003ee\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\n \u003cspan class=\"pl-c\"\u003e// This event will be called along with events above.\u003c/span\u003e\n \u003cspan class=\"pl-smi\"\u003econsole\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-en\"\u003elog\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s\"\u003e'Fired when any transformation has happened'\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003ee\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\n\u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\u003c/pre\u003e\u003c/div\u003e\n\u003cp dir=\"auto\"\u003eSee \u003ca href=\"https://jsfiddle.net/uwxcmbyg/609/\" rel=\"nofollow\"\u003eJSFiddle\u003c/a\u003e console for a demo.\u003c/p\u003e\n\u003cdiv class=\"markdown-heading\" dir=\"auto\"\u003e\u003ch2 tabindex=\"-1\" class=\"heading-element\" dir=\"auto\"\u003eIgnore mouse wheel\u003c/h2\u003e\u003ca id=\"user-content-ignore-mouse-wheel\" class=\"anchor\" aria-label=\"Permalink: Ignore mouse wheel\" href=\"#ignore-mouse-wheel\"\u003e\u003csvg class=\"octicon octicon-link\" viewBox=\"0 0 16 16\" version=\"1.1\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z\"\u003e\u003c/path\u003e\u003c/svg\u003e\u003c/a\u003e\u003c/div\u003e\n\u003cp dir=\"auto\"\u003eSometimes zooming interferes with scrolling. If you want to alleviate it you\ncan provide a custom filter, which will allow zooming only when modifier key is\ndown. E.g.\u003c/p\u003e\n\u003cdiv class=\"highlight highlight-source-js notranslate position-relative overflow-auto\" dir=\"auto\" data-snippet-clipboard-copy-content=\"panzoom(element, {\n beforeWheel: function(e) {\n // allow wheel-zoom only if altKey is down. Otherwise - ignore\n var shouldIgnore = !e.altKey;\n return shouldIgnore;\n }\n});\"\u003e\u003cpre\u003e\u003cspan class=\"pl-en\"\u003epanzoom\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003eelement\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\n \u003cspan class=\"pl-en\"\u003ebeforeWheel\u003c/span\u003e: \u003cspan class=\"pl-k\"\u003efunction\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003ee\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\n \u003cspan class=\"pl-c\"\u003e// allow wheel-zoom only if altKey is down. Otherwise - ignore\u003c/span\u003e\n \u003cspan class=\"pl-k\"\u003evar\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003eshouldIgnore\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e=\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e!\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003ee\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003ealtKey\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\n \u003cspan class=\"pl-k\"\u003ereturn\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003eshouldIgnore\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\n \u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\n\u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\u003c/pre\u003e\u003c/div\u003e\n\u003cp dir=\"auto\"\u003eSee \u003ca href=\"https://jsfiddle.net/Laxq9jLu/\" rel=\"nofollow\"\u003eJSFiddle\u003c/a\u003e for the demo. The tiger will be\nzoomable only when \u003ccode\u003eAlt\u003c/code\u003e key is down.\u003c/p\u003e\n\u003cdiv class=\"markdown-heading\" dir=\"auto\"\u003e\u003ch2 tabindex=\"-1\" class=\"heading-element\" dir=\"auto\"\u003eIgnore mouse down\u003c/h2\u003e\u003ca id=\"user-content-ignore-mouse-down\" class=\"anchor\" aria-label=\"Permalink: Ignore mouse down\" href=\"#ignore-mouse-down\"\u003e\u003csvg class=\"octicon octicon-link\" viewBox=\"0 0 16 16\" version=\"1.1\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z\"\u003e\u003c/path\u003e\u003c/svg\u003e\u003c/a\u003e\u003c/div\u003e\n\u003cp dir=\"auto\"\u003eIf you want to disable panning or filter it by pressing a specific key, use the\n\u003ccode\u003ebeforeMouseDown()\u003c/code\u003e option. E.g.\u003c/p\u003e\n\u003cdiv class=\"highlight highlight-source-js notranslate position-relative overflow-auto\" dir=\"auto\" data-snippet-clipboard-copy-content=\"panzoom(element, {\n beforeMouseDown: function(e) {\n // allow mouse-down panning only if altKey is down. Otherwise - ignore\n var shouldIgnore = !e.altKey;\n return shouldIgnore;\n }\n});\"\u003e\u003cpre\u003e\u003cspan class=\"pl-en\"\u003epanzoom\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003eelement\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\n \u003cspan class=\"pl-en\"\u003ebeforeMouseDown\u003c/span\u003e: \u003cspan class=\"pl-k\"\u003efunction\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003ee\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\n \u003cspan class=\"pl-c\"\u003e// allow mouse-down panning only if altKey is down. Otherwise - ignore\u003c/span\u003e\n \u003cspan class=\"pl-k\"\u003evar\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003eshouldIgnore\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e=\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e!\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003ee\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003ealtKey\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\n \u003cspan class=\"pl-k\"\u003ereturn\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003eshouldIgnore\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\n \u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\n\u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\u003c/pre\u003e\u003c/div\u003e\n\u003cp dir=\"auto\"\u003eNote that it only works when the mouse initiates the panning and would not work\nfor touch initiated events.\u003c/p\u003e\n\u003cdiv class=\"markdown-heading\" dir=\"auto\"\u003e\u003ch2 tabindex=\"-1\" class=\"heading-element\" dir=\"auto\"\u003eIgnore keyboard events\u003c/h2\u003e\u003ca id=\"user-content-ignore-keyboard-events\" class=\"anchor\" aria-label=\"Permalink: Ignore keyboard events\" href=\"#ignore-keyboard-events\"\u003e\u003csvg class=\"octicon octicon-link\" viewBox=\"0 0 16 16\" version=\"1.1\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z\"\u003e\u003c/path\u003e\u003c/svg\u003e\u003c/a\u003e\u003c/div\u003e\n\u003cp dir=\"auto\"\u003eBy default, panzoom will listen to keyboard events, so that users can navigate the scene\nwith arrow keys and \u003ccode\u003e+\u003c/code\u003e, \u003ccode\u003e-\u003c/code\u003e signs to zoom out. If you don't want this behavior you can\npass the \u003ccode\u003efilterKey()\u003c/code\u003e predicate that returns truthy value to prevent panzoom's default\nbehavior:\u003c/p\u003e\n\u003cdiv class=\"highlight highlight-source-js notranslate position-relative overflow-auto\" dir=\"auto\" data-snippet-clipboard-copy-content=\"panzoom(element, {\n filterKey: function(/* e, dx, dy, dz */) {\n // don't let panzoom handle this event:\n return true;\n }\n});\"\u003e\u003cpre\u003e\u003cspan class=\"pl-en\"\u003epanzoom\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003eelement\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\n \u003cspan class=\"pl-en\"\u003efilterKey\u003c/span\u003e: \u003cspan class=\"pl-k\"\u003efunction\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-c\"\u003e/* e, dx, dy, dz */\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\n \u003cspan class=\"pl-c\"\u003e// don't let panzoom handle this event:\u003c/span\u003e\n \u003cspan class=\"pl-k\"\u003ereturn\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003etrue\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\n \u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\n\u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\u003c/pre\u003e\u003c/div\u003e\n\u003cdiv class=\"markdown-heading\" dir=\"auto\"\u003e\u003ch2 tabindex=\"-1\" class=\"heading-element\" dir=\"auto\"\u003eZoom Speed\u003c/h2\u003e\u003ca id=\"user-content-zoom-speed\" class=\"anchor\" aria-label=\"Permalink: Zoom Speed\" href=\"#zoom-speed\"\u003e\u003csvg class=\"octicon octicon-link\" viewBox=\"0 0 16 16\" version=\"1.1\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z\"\u003e\u003c/path\u003e\u003c/svg\u003e\u003c/a\u003e\u003c/div\u003e\n\u003cp dir=\"auto\"\u003eYou can adjust how fast it zooms, by passing optional \u003ccode\u003ezoomSpeed\u003c/code\u003e argument:\u003c/p\u003e\n\u003cdiv class=\"highlight highlight-source-js notranslate position-relative overflow-auto\" dir=\"auto\" data-snippet-clipboard-copy-content=\"panzoom(element, {\n zoomSpeed: 0.065 // 6.5% per mouse wheel event\n});\"\u003e\u003cpre\u003e\u003cspan class=\"pl-en\"\u003epanzoom\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003eelement\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\n \u003cspan class=\"pl-c1\"\u003ezoomSpeed\u003c/span\u003e: \u003cspan class=\"pl-c1\"\u003e0.065\u003c/span\u003e \u003cspan class=\"pl-c\"\u003e// 6.5% per mouse wheel event\u003c/span\u003e\n\u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\u003c/pre\u003e\u003c/div\u003e\n\u003cdiv class=\"markdown-heading\" dir=\"auto\"\u003e\u003ch2 tabindex=\"-1\" class=\"heading-element\" dir=\"auto\"\u003ePinch Speed\u003c/h2\u003e\u003ca id=\"user-content-pinch-speed\" class=\"anchor\" aria-label=\"Permalink: Pinch Speed\" href=\"#pinch-speed\"\u003e\u003csvg class=\"octicon octicon-link\" viewBox=\"0 0 16 16\" version=\"1.1\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z\"\u003e\u003c/path\u003e\u003c/svg\u003e\u003c/a\u003e\u003c/div\u003e\n\u003cp dir=\"auto\"\u003eOn touch devices zoom is achieved by \"pinching\" and depends on distance between\ntwo fingers. We try to match the zoom speed with pinch, but if you find\nthat too slow (or fast), you can adjust it:\u003c/p\u003e\n\u003cdiv class=\"highlight highlight-source-js notranslate position-relative overflow-auto\" dir=\"auto\" data-snippet-clipboard-copy-content=\"panzoom(element, {\n pinchSpeed: 2 // zoom two times faster than the distance between fingers\n});\"\u003e\u003cpre\u003e\u003cspan class=\"pl-en\"\u003epanzoom\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003eelement\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\n \u003cspan class=\"pl-c1\"\u003epinchSpeed\u003c/span\u003e: \u003cspan class=\"pl-c1\"\u003e2\u003c/span\u003e \u003cspan class=\"pl-c\"\u003e// zoom two times faster than the distance between fingers\u003c/span\u003e\n\u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\u003c/pre\u003e\u003c/div\u003e\n\u003cdiv class=\"markdown-heading\" dir=\"auto\"\u003e\u003ch2 tabindex=\"-1\" class=\"heading-element\" dir=\"auto\"\u003eGet current transform (scale, offset)\u003c/h2\u003e\u003ca id=\"user-content-get-current-transform-scale-offset\" class=\"anchor\" aria-label=\"Permalink: Get current transform (scale, offset)\" href=\"#get-current-transform-scale-offset\"\u003e\u003csvg class=\"octicon octicon-link\" viewBox=\"0 0 16 16\" version=\"1.1\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z\"\u003e\u003c/path\u003e\u003c/svg\u003e\u003c/a\u003e\u003c/div\u003e\n\u003cp dir=\"auto\"\u003eTo get the current zoom (scale) level use the \u003ccode\u003egetTransform()\u003c/code\u003e method:\u003c/p\u003e\n\u003cdiv class=\"snippet-clipboard-content notranslate position-relative overflow-auto\" data-snippet-clipboard-copy-content=\"console.log(instance.getTransform()); // prints {scale: 1.2, x: 10, y: 10}\"\u003e\u003cpre class=\"notranslate\"\u003e\u003ccode\u003econsole.log(instance.getTransform()); // prints {scale: 1.2, x: 10, y: 10}\n\u003c/code\u003e\u003c/pre\u003e\u003c/div\u003e\n\u003cdiv class=\"markdown-heading\" dir=\"auto\"\u003e\u003ch2 tabindex=\"-1\" class=\"heading-element\" dir=\"auto\"\u003eFixed transform origin when zooming\u003c/h2\u003e\u003ca id=\"user-content-fixed-transform-origin-when-zooming\" class=\"anchor\" aria-label=\"Permalink: Fixed transform origin when zooming\" href=\"#fixed-transform-origin-when-zooming\"\u003e\u003csvg class=\"octicon octicon-link\" viewBox=\"0 0 16 16\" version=\"1.1\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z\"\u003e\u003c/path\u003e\u003c/svg\u003e\u003c/a\u003e\u003c/div\u003e\n\u003cp dir=\"auto\"\u003eBy default when you use mouse wheel or pinch to zoom, \u003ccode\u003epanzoom\u003c/code\u003e uses mouse\ncoordinates to determine the central point of the zooming operation.\u003c/p\u003e\n\u003cp dir=\"auto\"\u003eIf you want to override this behavior and always zoom into \u003ccode\u003ecenter\u003c/code\u003e of the\nscreen pass \u003ccode\u003etransformOrigin\u003c/code\u003e to the options:\u003c/p\u003e\n\u003cdiv class=\"highlight highlight-source-js notranslate position-relative overflow-auto\" dir=\"auto\" data-snippet-clipboard-copy-content=\"panzoom(element, {\n // now all zoom operations will happen based on the center of the screen\n transformOrigin: {x: 0.5, y: 0.5}\n});\"\u003e\u003cpre\u003e\u003cspan class=\"pl-en\"\u003epanzoom\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003eelement\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\n \u003cspan class=\"pl-c\"\u003e// now all zoom operations will happen based on the center of the screen\u003c/span\u003e\n \u003cspan class=\"pl-c1\"\u003etransformOrigin\u003c/span\u003e: \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003ex\u003c/span\u003e: \u003cspan class=\"pl-c1\"\u003e0.5\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003ey\u003c/span\u003e: \u003cspan class=\"pl-c1\"\u003e0.5\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\n\u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\u003c/pre\u003e\u003c/div\u003e\n\u003cp dir=\"auto\"\u003eYou specify \u003ccode\u003etransformOrigin\u003c/code\u003e as a pair of \u003ccode\u003e{x, y}\u003c/code\u003e coordinates. Here are some examples:\u003c/p\u003e\n\u003cdiv class=\"highlight highlight-source-js notranslate position-relative overflow-auto\" dir=\"auto\" data-snippet-clipboard-copy-content=\"// some of the possible values:\nlet topLeft = {x: 0, y: 0};\nlet topRight = {x: 1, y: 0};\nlet bottomLeft = {x: 0, y: 1};\nlet bottomRight = {x: 1, y: 1};\nlet centerCenter = {x: 0.5, y: 0.5};\n\n// now let's use it:\npanzoom(element, {\n transformOrigin: centerCenter\n});\"\u003e\u003cpre\u003e\u003cspan class=\"pl-c\"\u003e// some of the possible values:\u003c/span\u003e\n\u003cspan class=\"pl-k\"\u003elet\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003etopLeft\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e=\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003ex\u003c/span\u003e: \u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003ey\u003c/span\u003e: \u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\n\u003cspan class=\"pl-k\"\u003elet\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003etopRight\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e=\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003ex\u003c/span\u003e: \u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003ey\u003c/span\u003e: \u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\n\u003cspan class=\"pl-k\"\u003elet\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003ebottomLeft\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e=\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003ex\u003c/span\u003e: \u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003ey\u003c/span\u003e: \u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\n\u003cspan class=\"pl-k\"\u003elet\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003ebottomRight\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e=\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003ex\u003c/span\u003e: \u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003ey\u003c/span\u003e: \u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\n\u003cspan class=\"pl-k\"\u003elet\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003ecenterCenter\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e=\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003ex\u003c/span\u003e: \u003cspan class=\"pl-c1\"\u003e0.5\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003ey\u003c/span\u003e: \u003cspan class=\"pl-c1\"\u003e0.5\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\n\n\u003cspan class=\"pl-c\"\u003e// now let's use it:\u003c/span\u003e\n\u003cspan class=\"pl-en\"\u003epanzoom\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003eelement\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\n \u003cspan class=\"pl-c1\"\u003etransformOrigin\u003c/span\u003e: \u003cspan class=\"pl-s1\"\u003ecenterCenter\u003c/span\u003e\n\u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\u003c/pre\u003e\u003c/div\u003e\n\u003cp dir=\"auto\"\u003eTo get or set new transform origin use the following API:\u003c/p\u003e\n\u003cdiv class=\"highlight highlight-source-js notranslate position-relative overflow-auto\" dir=\"auto\" data-snippet-clipboard-copy-content=\"let instance = panzoom(element, {\n // now all zoom operations will happen based on the center of the screen\n transformOrigin: {x: 0.5, y: 0.5}\n});\n\nlet origin = instance.getTransformOrigin(); // {x: 0.5, y: 0.5}\n\ninstance.setTransformOrigin({x: 0, y: 0}); // now it is topLeft\ninstance.setTransformOrigin(null); // remove transform origin\"\u003e\u003cpre\u003e\u003cspan class=\"pl-k\"\u003elet\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003einstance\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e=\u003c/span\u003e \u003cspan class=\"pl-en\"\u003epanzoom\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003eelement\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\n \u003cspan class=\"pl-c\"\u003e// now all zoom operations will happen based on the center of the screen\u003c/span\u003e\n \u003cspan class=\"pl-c1\"\u003etransformOrigin\u003c/span\u003e: \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003ex\u003c/span\u003e: \u003cspan class=\"pl-c1\"\u003e0.5\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003ey\u003c/span\u003e: \u003cspan class=\"pl-c1\"\u003e0.5\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\n\u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\n\n\u003cspan class=\"pl-k\"\u003elet\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003eorigin\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e=\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003einstance\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-en\"\u003egetTransformOrigin\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e \u003cspan class=\"pl-c\"\u003e// {x: 0.5, y: 0.5}\u003c/span\u003e\n\n\u003cspan class=\"pl-s1\"\u003einstance\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-en\"\u003esetTransformOrigin\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003ex\u003c/span\u003e: \u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003ey\u003c/span\u003e: \u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e \u003cspan class=\"pl-c\"\u003e// now it is topLeft\u003c/span\u003e\n\u003cspan class=\"pl-s1\"\u003einstance\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-en\"\u003esetTransformOrigin\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003enull\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e \u003cspan class=\"pl-c\"\u003e// remove transform origin\u003c/span\u003e\u003c/pre\u003e\u003c/div\u003e\n\u003cdiv class=\"markdown-heading\" dir=\"auto\"\u003e\u003ch2 tabindex=\"-1\" class=\"heading-element\" dir=\"auto\"\u003eMin Max Zoom\u003c/h2\u003e\u003ca id=\"user-content-min-max-zoom\" class=\"anchor\" aria-label=\"Permalink: Min Max Zoom\" href=\"#min-max-zoom\"\u003e\u003csvg class=\"octicon octicon-link\" viewBox=\"0 0 16 16\" version=\"1.1\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z\"\u003e\u003c/path\u003e\u003c/svg\u003e\u003c/a\u003e\u003c/div\u003e\n\u003cp dir=\"auto\"\u003eYou can set min and max zoom, by passing optional \u003ccode\u003eminZoom\u003c/code\u003e and \u003ccode\u003emaxZoom\u003c/code\u003e argument:\u003c/p\u003e\n\u003cdiv class=\"highlight highlight-source-js notranslate position-relative overflow-auto\" dir=\"auto\" data-snippet-clipboard-copy-content=\"var instance = panzoom(element, {\n maxZoom: 1,\n minZoom: 0.1\n});\"\u003e\u003cpre\u003e\u003cspan class=\"pl-k\"\u003evar\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003einstance\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e=\u003c/span\u003e \u003cspan class=\"pl-en\"\u003epanzoom\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003eelement\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\n \u003cspan class=\"pl-c1\"\u003emaxZoom\u003c/span\u003e: \u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e\n \u003cspan class=\"pl-c1\"\u003eminZoom\u003c/span\u003e: \u003cspan class=\"pl-c1\"\u003e0.1\u003c/span\u003e\n\u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\u003c/pre\u003e\u003c/div\u003e\n\u003cp dir=\"auto\"\u003eYou can later get the values using \u003ccode\u003egetMinZoom()\u003c/code\u003e and \u003ccode\u003egetMaxZoom()\u003c/code\u003e\u003c/p\u003e\n\u003cdiv class=\"highlight highlight-source-js notranslate position-relative overflow-auto\" dir=\"auto\" data-snippet-clipboard-copy-content=\"assert(instance.getMaxZoom() === 1);\nassert(instance.getMinZoom() === 0.1);\"\u003e\u003cpre\u003e\u003cspan class=\"pl-en\"\u003eassert\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003einstance\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-en\"\u003egetMaxZoom\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e===\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\n\u003cspan class=\"pl-en\"\u003eassert\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003einstance\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-en\"\u003egetMinZoom\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e===\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e0.1\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\u003c/pre\u003e\u003c/div\u003e\n\u003cdiv class=\"markdown-heading\" dir=\"auto\"\u003e\u003ch2 tabindex=\"-1\" class=\"heading-element\" dir=\"auto\"\u003eDisable Smooth Scroll\u003c/h2\u003e\u003ca id=\"user-content-disable-smooth-scroll\" class=\"anchor\" aria-label=\"Permalink: Disable Smooth Scroll\" href=\"#disable-smooth-scroll\"\u003e\u003csvg class=\"octicon octicon-link\" viewBox=\"0 0 16 16\" version=\"1.1\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z\"\u003e\u003c/path\u003e\u003c/svg\u003e\u003c/a\u003e\u003c/div\u003e\n\u003cp dir=\"auto\"\u003eYou can disable smooth scroll, by passing optional \u003ccode\u003esmoothScroll\u003c/code\u003e argument:\u003c/p\u003e\n\u003cdiv class=\"highlight highlight-source-js notranslate position-relative overflow-auto\" dir=\"auto\" data-snippet-clipboard-copy-content=\"panzoom(element, {\n smoothScroll: false\n});\"\u003e\u003cpre\u003e\u003cspan class=\"pl-en\"\u003epanzoom\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003eelement\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\n \u003cspan class=\"pl-c1\"\u003esmoothScroll\u003c/span\u003e: \u003cspan class=\"pl-c1\"\u003efalse\u003c/span\u003e\n\u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\u003c/pre\u003e\u003c/div\u003e\n\u003cp dir=\"auto\"\u003eWith this setting the momentum is disabled.\u003c/p\u003e\n\u003cdiv class=\"markdown-heading\" dir=\"auto\"\u003e\u003ch2 tabindex=\"-1\" class=\"heading-element\" dir=\"auto\"\u003ePause/resume the panzoom\u003c/h2\u003e\u003ca id=\"user-content-pauseresume-the-panzoom\" class=\"anchor\" aria-label=\"Permalink: Pause/resume the panzoom\" href=\"#pauseresume-the-panzoom\"\u003e\u003csvg class=\"octicon octicon-link\" viewBox=\"0 0 16 16\" version=\"1.1\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z\"\u003e\u003c/path\u003e\u003c/svg\u003e\u003c/a\u003e\u003c/div\u003e\n\u003cp dir=\"auto\"\u003eYou can pause and resume the panzoom by calling the following methods:\u003c/p\u003e\n\u003cdiv class=\"highlight highlight-source-js notranslate position-relative overflow-auto\" dir=\"auto\" data-snippet-clipboard-copy-content=\"var element = document.getElementById('scene');\nvar instance = panzoom(element);\n\ninstance.isPaused(); // returns false\ninstance.pause(); // Pauses event handling\ninstance.isPaused(); // returns true now\ninstance.resume(); // Resume panzoom\ninstance.isPaused(); // returns false again\"\u003e\u003cpre\u003e\u003cspan class=\"pl-k\"\u003evar\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003eelement\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e=\u003c/span\u003e \u003cspan class=\"pl-smi\"\u003edocument\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-en\"\u003egetElementById\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s\"\u003e'scene'\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\n\u003cspan class=\"pl-k\"\u003evar\u003c/span\u003e \u003cspan class=\"pl-s1\"\u003einstance\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e=\u003c/span\u003e \u003cspan class=\"pl-en\"\u003epanzoom\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003eelement\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\n\n\u003cspan class=\"pl-s1\"\u003einstance\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-en\"\u003eisPaused\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e \u003cspan class=\"pl-c\"\u003e// returns false\u003c/span\u003e\n\u003cspan class=\"pl-s1\"\u003einstance\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-en\"\u003epause\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e \u003cspan class=\"pl-c\"\u003e// Pauses event handling\u003c/span\u003e\n\u003cspan class=\"pl-s1\"\u003einstance\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-en\"\u003eisPaused\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e \u003cspan class=\"pl-c\"\u003e// returns true now\u003c/span\u003e\n\u003cspan class=\"pl-s1\"\u003einstance\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-en\"\u003eresume\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e \u003cspan class=\"pl-c\"\u003e// Resume panzoom\u003c/span\u003e\n\u003cspan class=\"pl-s1\"\u003einstance\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-en\"\u003eisPaused\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e \u003cspan class=\"pl-c\"\u003e// returns false again\u003c/span\u003e\u003c/pre\u003e\u003c/div\u003e\n\u003cdiv class=\"markdown-heading\" dir=\"auto\"\u003e\u003ch2 tabindex=\"-1\" class=\"heading-element\" dir=\"auto\"\u003eScript attachment\u003c/h2\u003e\u003ca id=\"user-content-script-attachment\" class=\"anchor\" aria-label=\"Permalink: Script attachment\" href=\"#script-attachment\"\u003e\u003csvg class=\"octicon octicon-link\" viewBox=\"0 0 16 16\" version=\"1.1\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z\"\u003e\u003c/path\u003e\u003c/svg\u003e\u003c/a\u003e\u003c/div\u003e\n\u003cp dir=\"auto\"\u003eIf you want to quickly play with panzoom without using javascript, you can configure it via\n\u003ccode\u003escript\u003c/code\u003e tag:\u003c/p\u003e\n\u003cdiv class=\"highlight highlight-text-html-basic notranslate position-relative overflow-auto\" dir=\"auto\" data-snippet-clipboard-copy-content=\"\u0026lt;!-- this is your html file --\u0026gt;\n\u0026lt;!DOCTYPE html\u0026gt;\n\u0026lt;html\u0026gt;\n\u0026lt;head\u0026gt;\n \u0026lt;script src='https://unpkg.com/panzoom@9.4.0/dist/panzoom.min.js'\n query='#scene' name='pz'\u0026gt;\u0026lt;/script\u0026gt;\n\u0026lt;/head\u0026gt;\n\u0026lt;body\u0026gt;\n \u0026lt;svg\u0026gt;\n \u0026lt;!-- this is the draggable root --\u0026gt;\n \u0026lt;g id='scene'\u0026gt; \n \u0026lt;circle cx='10' cy='10' r='5' fill='pink'\u0026gt;\u0026lt;/circle\u0026gt;\n \u0026lt;/g\u0026gt;\n \u0026lt;/svg\u0026gt;\n\u0026lt;/body\u0026gt;\n\u0026lt;/html\u0026gt;\"\u003e\u003cpre\u003e\u003cspan class=\"pl-c\"\u003e\u0026lt;!-- this is your html file --\u0026gt;\u003c/span\u003e\n\u003cspan class=\"pl-c1\"\u003e\u0026lt;!DOCTYPE html\u003cspan class=\"pl-kos\"\u003e\u0026gt;\u003c/span\u003e\u003c/span\u003e\n\u003cspan class=\"pl-kos\"\u003e\u0026lt;\u003c/span\u003e\u003cspan class=\"pl-ent\"\u003ehtml\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e\u0026gt;\u003c/span\u003e\n\u003cspan class=\"pl-kos\"\u003e\u0026lt;\u003c/span\u003e\u003cspan class=\"pl-ent\"\u003ehead\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e\u0026gt;\u003c/span\u003e\n \u003cspan class=\"pl-kos\"\u003e\u0026lt;\u003c/span\u003e\u003cspan class=\"pl-ent\"\u003escript\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003esrc\u003c/span\u003e='\u003cspan class=\"pl-s\"\u003ehttps://unpkg.com/panzoom@9.4.0/dist/panzoom.min.js\u003c/span\u003e'\n \u003cspan class=\"pl-c1\"\u003equery\u003c/span\u003e='\u003cspan class=\"pl-s\"\u003e#scene\u003c/span\u003e' \u003cspan class=\"pl-c1\"\u003ename\u003c/span\u003e='\u003cspan class=\"pl-s\"\u003epz\u003c/span\u003e'\u003cspan class=\"pl-kos\"\u003e\u0026gt;\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e\u0026lt;/\u003c/span\u003e\u003cspan class=\"pl-ent\"\u003escript\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e\u0026gt;\u003c/span\u003e\n\u003cspan class=\"pl-kos\"\u003e\u0026lt;/\u003c/span\u003e\u003cspan class=\"pl-ent\"\u003ehead\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e\u0026gt;\u003c/span\u003e\n\u003cspan class=\"pl-kos\"\u003e\u0026lt;\u003c/span\u003e\u003cspan class=\"pl-ent\"\u003ebody\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e\u0026gt;\u003c/span\u003e\n \u003cspan class=\"pl-kos\"\u003e\u0026lt;\u003c/span\u003e\u003cspan class=\"pl-ent\"\u003esvg\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e\u0026gt;\u003c/span\u003e\n \u003cspan class=\"pl-c\"\u003e\u0026lt;!-- this is the draggable root --\u0026gt;\u003c/span\u003e\n \u003cspan class=\"pl-kos\"\u003e\u0026lt;\u003c/span\u003e\u003cspan class=\"pl-ent\"\u003eg\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003eid\u003c/span\u003e='\u003cspan class=\"pl-s\"\u003escene\u003c/span\u003e'\u003cspan class=\"pl-kos\"\u003e\u0026gt;\u003c/span\u003e \n \u003cspan class=\"pl-kos\"\u003e\u0026lt;\u003c/span\u003e\u003cspan class=\"pl-ent\"\u003ecircle\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003ecx\u003c/span\u003e='\u003cspan class=\"pl-s\"\u003e10\u003c/span\u003e' \u003cspan class=\"pl-c1\"\u003ecy\u003c/span\u003e='\u003cspan class=\"pl-s\"\u003e10\u003c/span\u003e' \u003cspan class=\"pl-c1\"\u003er\u003c/span\u003e='\u003cspan class=\"pl-s\"\u003e5\u003c/span\u003e' \u003cspan class=\"pl-c1\"\u003efill\u003c/span\u003e='\u003cspan class=\"pl-s\"\u003epink\u003c/span\u003e'\u003cspan class=\"pl-kos\"\u003e\u0026gt;\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e\u0026lt;/\u003c/span\u003e\u003cspan class=\"pl-ent\"\u003ecircle\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e\u0026gt;\u003c/span\u003e\n \u003cspan class=\"pl-kos\"\u003e\u0026lt;/\u003c/span\u003e\u003cspan class=\"pl-ent\"\u003eg\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e\u0026gt;\u003c/span\u003e\n \u003cspan class=\"pl-kos\"\u003e\u0026lt;/\u003c/span\u003e\u003cspan class=\"pl-ent\"\u003esvg\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e\u0026gt;\u003c/span\u003e\n\u003cspan class=\"pl-kos\"\u003e\u0026lt;/\u003c/span\u003e\u003cspan class=\"pl-ent\"\u003ebody\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e\u0026gt;\u003c/span\u003e\n\u003cspan class=\"pl-kos\"\u003e\u0026lt;/\u003c/span\u003e\u003cspan class=\"pl-ent\"\u003ehtml\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e\u0026gt;\u003c/span\u003e\u003c/pre\u003e\u003c/div\u003e\n\u003cp dir=\"auto\"\u003eMost importantly, you can see \u003ccode\u003equery\u003c/code\u003e attribute that points to CSS selector. Once the element is found\npanzoom is attached to this element. The controller will become available under \u003ccode\u003ewindow.pz\u003c/code\u003e name. And you\ncan pass additional options to the panzoom via attributes prefixed with \u003ccode\u003epz-\u003c/code\u003e.\u003c/p\u003e\n\u003cp dir=\"auto\"\u003eHere is a demo: \u003ca href=\"https://anvaka.github.io/panzoom/demo/attach-via-script.html\" rel=\"nofollow\"\u003eScript based attributes\u003c/a\u003e\u003c/p\u003e\n\u003cdiv class=\"markdown-heading\" dir=\"auto\"\u003e\u003ch2 tabindex=\"-1\" class=\"heading-element\" dir=\"auto\"\u003eAdjust Double Click Zoom\u003c/h2\u003e\u003ca id=\"user-content-adjust-double-click-zoom\" class=\"anchor\" aria-label=\"Permalink: Adjust Double Click Zoom\" href=\"#adjust-double-click-zoom\"\u003e\u003csvg class=\"octicon octicon-link\" viewBox=\"0 0 16 16\" version=\"1.1\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z\"\u003e\u003c/path\u003e\u003c/svg\u003e\u003c/a\u003e\u003c/div\u003e\n\u003cp dir=\"auto\"\u003eYou can adjust the double click zoom multiplier, by passing optional \u003ccode\u003ezoomDoubleClickSpeed\u003c/code\u003e argument.\u003c/p\u003e\n\u003cp dir=\"auto\"\u003eWhen double clicking, zoom is multiplied by \u003ccode\u003ezoomDoubleClickSpeed\u003c/code\u003e, which means that a value of 1 will disable double click zoom completely.\u003c/p\u003e\n\u003cdiv class=\"highlight highlight-source-js notranslate position-relative overflow-auto\" dir=\"auto\" data-snippet-clipboard-copy-content=\"panzoom(element, {\n zoomDoubleClickSpeed: 1, \n});\"\u003e\u003cpre\u003e\u003cspan class=\"pl-en\"\u003epanzoom\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003eelement\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\n \u003cspan class=\"pl-c1\"\u003ezoomDoubleClickSpeed\u003c/span\u003e: \u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \n\u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\u003c/pre\u003e\u003c/div\u003e\n\u003cdiv class=\"markdown-heading\" dir=\"auto\"\u003e\u003ch2 tabindex=\"-1\" class=\"heading-element\" dir=\"auto\"\u003eSet Initial Position And Zoom\u003c/h2\u003e\u003ca id=\"user-content-set-initial-position-and-zoom\" class=\"anchor\" aria-label=\"Permalink: Set Initial Position And Zoom\" href=\"#set-initial-position-and-zoom\"\u003e\u003csvg class=\"octicon octicon-link\" viewBox=\"0 0 16 16\" version=\"1.1\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z\"\u003e\u003c/path\u003e\u003c/svg\u003e\u003c/a\u003e\u003c/div\u003e\n\u003cp dir=\"auto\"\u003eYou can set the initial position and zoom, by chaining the \u003ccode\u003ezoomAbs\u003c/code\u003e function with x position, y position and zoom as arguments:\u003c/p\u003e\n\u003cdiv class=\"highlight highlight-source-js notranslate position-relative overflow-auto\" dir=\"auto\" data-snippet-clipboard-copy-content=\"panzoom(element, {\n maxZoom: 1,\n minZoom: 0.1,\n initialX: 300,\n initialY: 500,\n initialZoom: 0.5\n});\"\u003e\u003cpre\u003e\u003cspan class=\"pl-en\"\u003epanzoom\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003eelement\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\n \u003cspan class=\"pl-c1\"\u003emaxZoom\u003c/span\u003e: \u003cspan class=\"pl-c1\"\u003e1\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e\n \u003cspan class=\"pl-c1\"\u003eminZoom\u003c/span\u003e: \u003cspan class=\"pl-c1\"\u003e0.1\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e\n \u003cspan class=\"pl-c1\"\u003einitialX\u003c/span\u003e: \u003cspan class=\"pl-c1\"\u003e300\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e\n \u003cspan class=\"pl-c1\"\u003einitialY\u003c/span\u003e: \u003cspan class=\"pl-c1\"\u003e500\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e\n \u003cspan class=\"pl-c1\"\u003einitialZoom\u003c/span\u003e: \u003cspan class=\"pl-c1\"\u003e0.5\u003c/span\u003e\n\u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\u003c/pre\u003e\u003c/div\u003e\n\u003cdiv class=\"markdown-heading\" dir=\"auto\"\u003e\u003ch2 tabindex=\"-1\" class=\"heading-element\" dir=\"auto\"\u003eHandling touch events\u003c/h2\u003e\u003ca id=\"user-content-handling-touch-events\" class=\"anchor\" aria-label=\"Permalink: Handling touch events\" href=\"#handling-touch-events\"\u003e\u003csvg class=\"octicon octicon-link\" viewBox=\"0 0 16 16\" version=\"1.1\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z\"\u003e\u003c/path\u003e\u003c/svg\u003e\u003c/a\u003e\u003c/div\u003e\n\u003cp dir=\"auto\"\u003eThe library will handle \u003ccode\u003eontouch\u003c/code\u003e events very aggressively, it will \u003ccode\u003epreventDefault\u003c/code\u003e, and\n\u003ccode\u003estopPropagation\u003c/code\u003e for the touch events inside container. \u003ca href=\"https://github.com/anvaka/panzoom/issues/12\" data-hovercard-type=\"issue\" data-hovercard-url=\"/anvaka/panzoom/issues/12/hovercard\"\u003eSometimes\u003c/a\u003e this is not a desirable behavior.\u003c/p\u003e\n\u003cp dir=\"auto\"\u003eIf you want to take care about this yourself, you can pass \u003ccode\u003eonTouch\u003c/code\u003e callback to the options object:\u003c/p\u003e\n\u003cdiv class=\"highlight highlight-source-js notranslate position-relative overflow-auto\" dir=\"auto\" data-snippet-clipboard-copy-content=\"panzoom(element, {\n onTouch: function(e) {\n // `e` - is current touch event.\n\n return false; // tells the library to not preventDefault.\n }\n});\"\u003e\u003cpre\u003e\u003cspan class=\"pl-en\"\u003epanzoom\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003eelement\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\n \u003cspan class=\"pl-en\"\u003eonTouch\u003c/span\u003e: \u003cspan class=\"pl-k\"\u003efunction\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003ee\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\n \u003cspan class=\"pl-c\"\u003e// `e` - is current touch event.\u003c/span\u003e\n\n \u003cspan class=\"pl-k\"\u003ereturn\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003efalse\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e \u003cspan class=\"pl-c\"\u003e// tells the library to not preventDefault.\u003c/span\u003e\n \u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\n\u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\u003c/pre\u003e\u003c/div\u003e\n\u003cp dir=\"auto\"\u003eNote: if you don't \u003ccode\u003epreventDefault\u003c/code\u003e yourself - make sure you test the page behavior on iOS devices.\nSometimes this may cause page to \u003ca href=\"https://stackoverflow.com/questions/23862204/disable-ios-safari-elastic-scrolling\" rel=\"nofollow\"\u003ebounce undesirably\u003c/a\u003e.\u003c/p\u003e\n\u003cdiv class=\"markdown-heading\" dir=\"auto\"\u003e\u003ch2 tabindex=\"-1\" class=\"heading-element\" dir=\"auto\"\u003eHandling double click events\u003c/h2\u003e\u003ca id=\"user-content-handling-double-click-events\" class=\"anchor\" aria-label=\"Permalink: Handling double click events\" href=\"#handling-double-click-events\"\u003e\u003csvg class=\"octicon octicon-link\" viewBox=\"0 0 16 16\" version=\"1.1\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z\"\u003e\u003c/path\u003e\u003c/svg\u003e\u003c/a\u003e\u003c/div\u003e\n\u003cp dir=\"auto\"\u003eBy default panzoom will prevent default action on double click events - this is done to avoid\naccidental text selection (which is default browser action on double click). If you prefer to\nallow default action, you can pass \u003ccode\u003eonDoubleClick()\u003c/code\u003e callback to options. If this callback\nreturns false, then the library will not prevent default action:\u003c/p\u003e\n\u003cdiv class=\"highlight highlight-source-js notranslate position-relative overflow-auto\" dir=\"auto\" data-snippet-clipboard-copy-content=\"panzoom(element, {\n onDoubleClick: function(e) {\n // `e` - is current double click event.\n\n return false; // tells the library to not preventDefault, and not stop propagation\n }\n});\"\u003e\u003cpre\u003e\u003cspan class=\"pl-en\"\u003epanzoom\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003eelement\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\n \u003cspan class=\"pl-en\"\u003eonDoubleClick\u003c/span\u003e: \u003cspan class=\"pl-k\"\u003efunction\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003ee\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\n \u003cspan class=\"pl-c\"\u003e// `e` - is current double click event.\u003c/span\u003e\n\n \u003cspan class=\"pl-k\"\u003ereturn\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003efalse\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e \u003cspan class=\"pl-c\"\u003e// tells the library to not preventDefault, and not stop propagation\u003c/span\u003e\n \u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\n\u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\u003c/pre\u003e\u003c/div\u003e\n\u003cdiv class=\"markdown-heading\" dir=\"auto\"\u003e\u003ch2 tabindex=\"-1\" class=\"heading-element\" dir=\"auto\"\u003eBounds on Panzoom\u003c/h2\u003e\u003ca id=\"user-content-bounds-on-panzoom\" class=\"anchor\" aria-label=\"Permalink: Bounds on Panzoom\" href=\"#bounds-on-panzoom\"\u003e\u003csvg class=\"octicon octicon-link\" viewBox=\"0 0 16 16\" version=\"1.1\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z\"\u003e\u003c/path\u003e\u003c/svg\u003e\u003c/a\u003e\u003c/div\u003e\n\u003cp dir=\"auto\"\u003eBy default panzoom will not prevent Image from Panning out of the Container. \u003ccode\u003ebounds\u003c/code\u003e (boolean) and\n\u003ccode\u003eboundsPadding\u003c/code\u003e (number) can be defined so that it doesn't fall out. Default value for \u003ccode\u003eboundsPadding\u003c/code\u003e is \u003ccode\u003e0.05\u003c/code\u003e .\u003c/p\u003e\n\u003cdiv class=\"highlight highlight-source-js notranslate position-relative overflow-auto\" dir=\"auto\" data-snippet-clipboard-copy-content=\"panzoom(element, {\n bounds: true,\n boundsPadding: 0.1\n});\"\u003e\u003cpre\u003e\u003cspan class=\"pl-en\"\u003epanzoom\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-s1\"\u003eelement\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-kos\"\u003e{\u003c/span\u003e\n \u003cspan class=\"pl-c1\"\u003ebounds\u003c/span\u003e: \u003cspan class=\"pl-c1\"\u003etrue\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e\n \u003cspan class=\"pl-c1\"\u003eboundsPadding\u003c/span\u003e: \u003cspan class=\"pl-c1\"\u003e0.1\u003c/span\u003e\n\u003cspan class=\"pl-kos\"\u003e}\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\u003c/pre\u003e\u003c/div\u003e\n\u003cdiv class=\"markdown-heading\" dir=\"auto\"\u003e\u003ch2 tabindex=\"-1\" class=\"heading-element\" dir=\"auto\"\u003eTriggering Pan\u003c/h2\u003e\u003ca id=\"user-content-triggering-pan\" class=\"anchor\" aria-label=\"Permalink: Triggering Pan\" href=\"#triggering-pan\"\u003e\u003csvg class=\"octicon octicon-link\" viewBox=\"0 0 16 16\" version=\"1.1\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z\"\u003e\u003c/path\u003e\u003c/svg\u003e\u003c/a\u003e\u003c/div\u003e\n\u003cp dir=\"auto\"\u003eTo Pan the object using Javascript use \u003ccode\u003emoveTo(\u0026lt;number\u0026gt;,\u0026lt;number\u0026gt;)\u003c/code\u003e function. It expects x, y value to where to move.\u003c/p\u003e\n\u003cdiv class=\"highlight highlight-source-js notranslate position-relative overflow-auto\" dir=\"auto\" data-snippet-clipboard-copy-content=\"instance.moveTo(0, 0);\"\u003e\u003cpre\u003e\u003cspan class=\"pl-s1\"\u003einstance\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-en\"\u003emoveTo\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\u003c/pre\u003e\u003c/div\u003e\n\u003cp dir=\"auto\"\u003eTo pan in a smooth way use \u003ccode\u003esmoothMoveTo(\u0026lt;number\u0026gt;,\u0026lt;number\u0026gt;)\u003c/code\u003e:\u003c/p\u003e\n\u003cdiv class=\"highlight highlight-source-js notranslate position-relative overflow-auto\" dir=\"auto\" data-snippet-clipboard-copy-content=\"instance.smoothMoveTo(0, 0);\"\u003e\u003cpre\u003e\u003cspan class=\"pl-s1\"\u003einstance\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-en\"\u003esmoothMoveTo\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\u003c/pre\u003e\u003c/div\u003e\n\u003cdiv class=\"markdown-heading\" dir=\"auto\"\u003e\u003ch2 tabindex=\"-1\" class=\"heading-element\" dir=\"auto\"\u003eTriggering Zoom\u003c/h2\u003e\u003ca id=\"user-content-triggering-zoom\" class=\"anchor\" aria-label=\"Permalink: Triggering Zoom\" href=\"#triggering-zoom\"\u003e\u003csvg class=\"octicon octicon-link\" viewBox=\"0 0 16 16\" version=\"1.1\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z\"\u003e\u003c/path\u003e\u003c/svg\u003e\u003c/a\u003e\u003c/div\u003e\n\u003cp dir=\"auto\"\u003eTo Zoom the object using Javascript use \u003ccode\u003ezoomTo(\u0026lt;number\u0026gt;,\u0026lt;number\u0026gt;,\u0026lt;number\u0026gt;)\u003c/code\u003e function. It expects x, y value as coordinates of where to zoom. It also expects the zoom factor as the third argument. If zoom factor is greater than 1, apply zoom IN. If zoom factor is less than 1, apply zoom OUT.\u003c/p\u003e\n\u003cdiv class=\"highlight highlight-source-js notranslate position-relative overflow-auto\" dir=\"auto\" data-snippet-clipboard-copy-content=\"instance.zoomTo(0, 0, 2);\"\u003e\u003cpre\u003e\u003cspan class=\"pl-s1\"\u003einstance\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-en\"\u003ezoomTo\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e2\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\u003c/pre\u003e\u003c/div\u003e\n\u003cp dir=\"auto\"\u003eTo zoom in a smooth way use \u003ccode\u003esmoothZoom(\u0026lt;number\u0026gt;,\u0026lt;number\u0026gt;,\u0026lt;number\u0026gt;)\u003c/code\u003e:\u003c/p\u003e\n\u003cdiv class=\"highlight highlight-source-js notranslate position-relative overflow-auto\" dir=\"auto\" data-snippet-clipboard-copy-content=\"instance.smoothZoom(0, 0, 0.5);\"\u003e\u003cpre\u003e\u003cspan class=\"pl-s1\"\u003einstance\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e.\u003c/span\u003e\u003cspan class=\"pl-en\"\u003esmoothZoom\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e(\u003c/span\u003e\u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e0\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e,\u003c/span\u003e \u003cspan class=\"pl-c1\"\u003e0.5\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e)\u003c/span\u003e\u003cspan class=\"pl-kos\"\u003e;\u003c/span\u003e\u003c/pre\u003e\u003c/div\u003e\n\u003cdiv class=\"markdown-heading\" dir=\"auto\"\u003e\u003ch2 tabindex=\"-1\" class=\"heading-element\" dir=\"auto\"\u003eCustom UI to trigger zoom\u003c/h2\u003e\u003ca id=\"user-content-custom-ui-to-trigger-zoom\" class=\"anchor\" aria-label=\"Permalink: Custom UI to trigger zoom\" href=\"#custom-ui-to-trigger-zoom\"\u003e\u003csvg class=\"octicon octicon-link\" viewBox=\"0 0 16 16\" version=\"1.1\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z\"\u003e\u003c/path\u003e\u003c/svg\u003e\u003c/a\u003e\u003c/div\u003e\n\u003cp dir=\"auto\"\u003eOne of the common use case is to have a custom UI to trigger zoom. For example, you can use a button to zoom in/out.\nSince this library does not depend on any popular framework (react, vue, etc.) you can implement it yourself\nfollowing this example:\u003c/p\u003e\n\u003cul dir=\"auto\"\u003e\n\u003cli\u003e\u003ca href=\"https://anvaka.github.io/panzoom/demo/buttons.html\" rel=\"nofollow\"\u003eLive demo\u003c/a\u003e\u003c/li\u003e\n\u003cli\u003e\u003ca href=\"https://github.com/anvaka/panzoom/blob/3731bff2e15f2b4299405c2a59a24f30c3549a17/demo/buttons.html#L851\"\u003eSource code of the demo\u003c/a\u003e\u003c/li\u003e\n\u003c/ul\u003e\n\u003cdiv class=\"markdown-heading\" dir=\"auto\"\u003e\u003ch1 tabindex=\"-1\" class=\"heading-element\" dir=\"auto\"\u003elicense\u003c/h1\u003e\u003ca id=\"user-content-license\" class=\"anchor\" aria-label=\"Permalink: license\" href=\"#license\"\u003e\u003csvg class=\"octicon octicon-link\" viewBox=\"0 0 16 16\" version=\"1.1\" width=\"16\" height=\"16\" aria-hidden=\"true\"\u003e\u003cpath d=\"m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z\"\u003e\u003c/path\u003e\u003c/svg\u003e\u003c/a\u003e\u003c/div\u003e\n\u003cp dir=\"auto\"\u003eMIT\u003c/p\u003e\n\u003c/article\u003e","loaded":true,"timedOut":false,"errorMessage":null,"headerInfo":{"toc":[{"level":1,"text":"panzoom ","anchor":"panzoom-","htmlText":"panzoom "},{"level":1,"text":"Demo","anchor":"demo","htmlText":"Demo"},{"level":1,"text":"Usage","anchor":"usage","htmlText":"Usage"},{"level":2,"text":"Pan and zoom DOM subtree","anchor":"pan-and-zoom-dom-subtree","htmlText":"Pan and zoom DOM subtree"},{"level":2,"text":"SVG panzoom example","anchor":"svg-panzoom-example","htmlText":"SVG panzoom example"},{"level":2,"text":"Events notification","anchor":"events-notification","htmlText":"Events notification"},{"level":2,"text":"Ignore mouse wheel","anchor":"ignore-mouse-wheel","htmlText":"Ignore mouse wheel"},{"level":2,"text":"Ignore mouse down","anchor":"ignore-mouse-down","htmlText":"Ignore mouse down"},{"level":2,"text":"Ignore keyboard events","anchor":"ignore-keyboard-events","htmlText":"Ignore keyboard events"},{"level":2,"text":"Zoom Speed","anchor":"zoom-speed","htmlText":"Zoom Speed"},{"level":2,"text":"Pinch Speed","anchor":"pinch-speed","htmlText":"Pinch Speed"},{"level":2,"text":"Get current transform (scale, offset)","anchor":"get-current-transform-scale-offset","htmlText":"Get current transform (scale, offset)"},{"level":2,"text":"Fixed transform origin when 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href="https://github.com/anvaka/panzoom/actions/workflows/tests.yaml"><img src="https://github.com/anvaka/panzoom/actions/workflows/tests.yaml/badge.svg" alt="build status" style="max-width: 100%;"></a></h1><a id="user-content-panzoom-" class="anchor" aria-label="Permalink: panzoom " href="#panzoom-"><svg class="octicon octicon-link" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path d="m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z"></path></svg></a></div> <p dir="auto">Extensible, mobile friendly pan and zoom framework (supports DOM and SVG).</p> <div class="markdown-heading" dir="auto"><h1 tabindex="-1" class="heading-element" dir="auto">Demo</h1><a id="user-content-demo" class="anchor" aria-label="Permalink: Demo" href="#demo"><svg class="octicon octicon-link" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path d="m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z"></path></svg></a></div> <ul dir="auto"> <li><a href="https://anvaka.github.io/panzoom/demo/dom.html" rel="nofollow">Regular DOM object</a></li> <li><a href="https://anvaka.github.io/panzoom/demo/index.html" rel="nofollow">Standalone page</a> - this repository</li> <li><a href="https://jsfiddle.net/anvaka/9twnb7zr/" rel="nofollow">SVG Tiger</a> - js fiddle</li> </ul> <div class="markdown-heading" dir="auto"><h1 tabindex="-1" class="heading-element" dir="auto">Usage</h1><a id="user-content-usage" class="anchor" aria-label="Permalink: Usage" href="#usage"><svg class="octicon octicon-link" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path d="m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z"></path></svg></a></div> <p dir="auto">Grab it from npm and use with your favorite bundler:</p> <div class="snippet-clipboard-content notranslate position-relative overflow-auto" data-snippet-clipboard-copy-content="npm install panzoom --save"><pre class="notranslate"><code>npm install panzoom --save </code></pre></div> <p dir="auto">Or download from CDN:</p> <div class="highlight highlight-text-html-basic notranslate position-relative overflow-auto" dir="auto" data-snippet-clipboard-copy-content="<script src='https://unpkg.com/panzoom@9.4.0/dist/panzoom.min.js'></script>"><pre><span class="pl-kos"><</span><span class="pl-ent">script</span> <span class="pl-c1">src</span>='<span class="pl-s">https://unpkg.com/panzoom@9.4.0/dist/panzoom.min.js</span>'<span class="pl-kos">></span><span class="pl-kos"></</span><span class="pl-ent">script</span><span class="pl-kos">></span></pre></div> <p dir="auto">If you download from CDN the library will be available under <code>panzoom</code> global name.</p> <div class="markdown-heading" dir="auto"><h2 tabindex="-1" class="heading-element" dir="auto">Pan and zoom DOM subtree</h2><a id="user-content-pan-and-zoom-dom-subtree" class="anchor" aria-label="Permalink: Pan and zoom DOM subtree" href="#pan-and-zoom-dom-subtree"><svg class="octicon octicon-link" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path d="m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z"></path></svg></a></div> <div class="highlight highlight-source-js notranslate position-relative overflow-auto" dir="auto" data-snippet-clipboard-copy-content="// just grab a DOM element var element = document.querySelector('#scene') // And pass it to panzoom panzoom(element)"><pre><span class="pl-c">// just grab a DOM element</span> <span class="pl-k">var</span> <span class="pl-s1">element</span> <span class="pl-c1">=</span> <span class="pl-smi">document</span><span class="pl-kos">.</span><span class="pl-en">querySelector</span><span class="pl-kos">(</span><span class="pl-s">'#scene'</span><span class="pl-kos">)</span> <span class="pl-c">// And pass it to panzoom</span> <span class="pl-en">panzoom</span><span class="pl-kos">(</span><span class="pl-s1">element</span><span class="pl-kos">)</span></pre></div> <div class="markdown-heading" dir="auto"><h2 tabindex="-1" class="heading-element" dir="auto">SVG panzoom example</h2><a id="user-content-svg-panzoom-example" class="anchor" aria-label="Permalink: SVG panzoom example" href="#svg-panzoom-example"><svg class="octicon octicon-link" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path d="m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z"></path></svg></a></div> <div class="highlight highlight-text-html-basic notranslate position-relative overflow-auto" dir="auto" data-snippet-clipboard-copy-content="<!-- this is your html file with svg --> <body> <svg> <!-- this is the draggable root --> <g id='scene'> <circle cx='10' cy='10' r='5' fill='pink'></circle> </g> </svg> </body>"><pre><span class="pl-c"><!-- this is your html file with svg --></span> <span class="pl-kos"><</span><span class="pl-ent">body</span><span class="pl-kos">></span> <span class="pl-kos"><</span><span class="pl-ent">svg</span><span class="pl-kos">></span> <span class="pl-c"><!-- this is the draggable root --></span> <span class="pl-kos"><</span><span class="pl-ent">g</span> <span class="pl-c1">id</span>='<span class="pl-s">scene</span>'<span class="pl-kos">></span> <span class="pl-kos"><</span><span class="pl-ent">circle</span> <span class="pl-c1">cx</span>='<span class="pl-s">10</span>' <span class="pl-c1">cy</span>='<span class="pl-s">10</span>' <span class="pl-c1">r</span>='<span class="pl-s">5</span>' <span class="pl-c1">fill</span>='<span class="pl-s">pink</span>'<span class="pl-kos">></span><span class="pl-kos"></</span><span class="pl-ent">circle</span><span class="pl-kos">></span> <span class="pl-kos"></</span><span class="pl-ent">g</span><span class="pl-kos">></span> <span class="pl-kos"></</span><span class="pl-ent">svg</span><span class="pl-kos">></span> <span class="pl-kos"></</span><span class="pl-ent">body</span><span class="pl-kos">></span></pre></div> <div class="highlight highlight-source-js notranslate position-relative overflow-auto" dir="auto" data-snippet-clipboard-copy-content="// In the browser panzoom is already on the // window. If you are in common.js world, then // var panzoom = require('panzoom') // grab the DOM SVG element that you want to be draggable/zoomable: var element = document.getElementById('scene') // and forward it it to panzoom. panzoom(element)"><pre><span class="pl-c">// In the browser panzoom is already on the</span> <span class="pl-c">// window. If you are in common.js world, then </span> <span class="pl-c">// var panzoom = require('panzoom')</span> <span class="pl-c">// grab the DOM SVG element that you want to be draggable/zoomable:</span> <span class="pl-k">var</span> <span class="pl-s1">element</span> <span class="pl-c1">=</span> <span class="pl-smi">document</span><span class="pl-kos">.</span><span class="pl-en">getElementById</span><span class="pl-kos">(</span><span class="pl-s">'scene'</span><span class="pl-kos">)</span> <span class="pl-c">// and forward it it to panzoom.</span> <span class="pl-en">panzoom</span><span class="pl-kos">(</span><span class="pl-s1">element</span><span class="pl-kos">)</span></pre></div> <p dir="auto">If require a dynamic behavior (e.g. you want to make an <code>element</code> not draggable anymore, or even completely delete an SVG element) make sure to call <code>dispose()</code> method:</p> <div class="highlight highlight-source-js notranslate position-relative overflow-auto" dir="auto" data-snippet-clipboard-copy-content="var instance = panzoom(element) // do work // ... // then at some point you decide you don't need this anymore: instance.dispose()"><pre><span class="pl-k">var</span> <span class="pl-s1">instance</span> <span class="pl-c1">=</span> <span class="pl-en">panzoom</span><span class="pl-kos">(</span><span class="pl-s1">element</span><span class="pl-kos">)</span> <span class="pl-c">// do work</span> <span class="pl-c">// ...</span> <span class="pl-c">// then at some point you decide you don't need this anymore:</span> <span class="pl-s1">instance</span><span class="pl-kos">.</span><span class="pl-en">dispose</span><span class="pl-kos">(</span><span class="pl-kos">)</span></pre></div> <p dir="auto">This will make sure that all event handlers are cleared and you are not leaking memory</p> <div class="markdown-heading" dir="auto"><h2 tabindex="-1" class="heading-element" dir="auto">Events notification</h2><a id="user-content-events-notification" class="anchor" aria-label="Permalink: Events notification" href="#events-notification"><svg class="octicon octicon-link" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path d="m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z"></path></svg></a></div> <p dir="auto">The library allows to subscribe to transformation changing events. E.g. when user starts/ends dragging the <code>element</code>, the <code>element</code> will fire <code>panstart</code>/<code>panend</code> events. Here is example of all supported events:</p> <div class="highlight highlight-source-js notranslate position-relative overflow-auto" dir="auto" data-snippet-clipboard-copy-content="var instance = panzoom(element); instance.on('panstart', function(e) { console.log('Fired when pan is just started ', e); // Note: e === instance. }); instance.on('pan', function(e) { console.log('Fired when the `element` is being panned', e); }); instance.on('panend', function(e) { console.log('Fired when pan ended', e); }); instance.on('zoom', function(e) { console.log('Fired when `element` is zoomed', e); }); instance.on('zoomend', function(e) { console.log('Fired when zoom animation ended', e); }); instance.on('transform', function(e) { // This event will be called along with events above. console.log('Fired when any transformation has happened', e); });"><pre><span class="pl-k">var</span> <span class="pl-s1">instance</span> <span class="pl-c1">=</span> <span class="pl-en">panzoom</span><span class="pl-kos">(</span><span class="pl-s1">element</span><span class="pl-kos">)</span><span class="pl-kos">;</span> <span class="pl-s1">instance</span><span class="pl-kos">.</span><span class="pl-en">on</span><span class="pl-kos">(</span><span class="pl-s">'panstart'</span><span class="pl-kos">,</span> <span class="pl-k">function</span><span class="pl-kos">(</span><span class="pl-s1">e</span><span class="pl-kos">)</span> <span class="pl-kos">{</span> <span class="pl-smi">console</span><span class="pl-kos">.</span><span class="pl-en">log</span><span class="pl-kos">(</span><span class="pl-s">'Fired when pan is just started '</span><span class="pl-kos">,</span> <span class="pl-s1">e</span><span class="pl-kos">)</span><span class="pl-kos">;</span> <span class="pl-c">// Note: e === instance.</span> <span class="pl-kos">}</span><span class="pl-kos">)</span><span class="pl-kos">;</span> <span class="pl-s1">instance</span><span class="pl-kos">.</span><span class="pl-en">on</span><span class="pl-kos">(</span><span class="pl-s">'pan'</span><span class="pl-kos">,</span> <span class="pl-k">function</span><span class="pl-kos">(</span><span class="pl-s1">e</span><span class="pl-kos">)</span> <span class="pl-kos">{</span> <span class="pl-smi">console</span><span class="pl-kos">.</span><span class="pl-en">log</span><span class="pl-kos">(</span><span class="pl-s">'Fired when the `element` is being panned'</span><span class="pl-kos">,</span> <span class="pl-s1">e</span><span class="pl-kos">)</span><span class="pl-kos">;</span> <span class="pl-kos">}</span><span class="pl-kos">)</span><span class="pl-kos">;</span> <span class="pl-s1">instance</span><span class="pl-kos">.</span><span class="pl-en">on</span><span class="pl-kos">(</span><span class="pl-s">'panend'</span><span class="pl-kos">,</span> <span class="pl-k">function</span><span class="pl-kos">(</span><span class="pl-s1">e</span><span class="pl-kos">)</span> <span class="pl-kos">{</span> <span class="pl-smi">console</span><span class="pl-kos">.</span><span class="pl-en">log</span><span class="pl-kos">(</span><span class="pl-s">'Fired when pan ended'</span><span class="pl-kos">,</span> <span class="pl-s1">e</span><span class="pl-kos">)</span><span class="pl-kos">;</span> <span class="pl-kos">}</span><span class="pl-kos">)</span><span class="pl-kos">;</span> <span class="pl-s1">instance</span><span class="pl-kos">.</span><span class="pl-en">on</span><span class="pl-kos">(</span><span class="pl-s">'zoom'</span><span class="pl-kos">,</span> <span class="pl-k">function</span><span class="pl-kos">(</span><span class="pl-s1">e</span><span class="pl-kos">)</span> <span class="pl-kos">{</span> <span class="pl-smi">console</span><span class="pl-kos">.</span><span class="pl-en">log</span><span class="pl-kos">(</span><span class="pl-s">'Fired when `element` is zoomed'</span><span class="pl-kos">,</span> <span class="pl-s1">e</span><span class="pl-kos">)</span><span class="pl-kos">;</span> <span class="pl-kos">}</span><span class="pl-kos">)</span><span class="pl-kos">;</span> <span class="pl-s1">instance</span><span class="pl-kos">.</span><span class="pl-en">on</span><span class="pl-kos">(</span><span class="pl-s">'zoomend'</span><span class="pl-kos">,</span> <span class="pl-k">function</span><span class="pl-kos">(</span><span class="pl-s1">e</span><span class="pl-kos">)</span> <span class="pl-kos">{</span> <span class="pl-smi">console</span><span class="pl-kos">.</span><span class="pl-en">log</span><span class="pl-kos">(</span><span class="pl-s">'Fired when zoom animation ended'</span><span class="pl-kos">,</span> <span class="pl-s1">e</span><span class="pl-kos">)</span><span class="pl-kos">;</span> <span class="pl-kos">}</span><span class="pl-kos">)</span><span class="pl-kos">;</span> <span class="pl-s1">instance</span><span class="pl-kos">.</span><span class="pl-en">on</span><span class="pl-kos">(</span><span class="pl-s">'transform'</span><span class="pl-kos">,</span> <span class="pl-k">function</span><span class="pl-kos">(</span><span class="pl-s1">e</span><span class="pl-kos">)</span> <span class="pl-kos">{</span> <span class="pl-c">// This event will be called along with events above.</span> <span class="pl-smi">console</span><span class="pl-kos">.</span><span class="pl-en">log</span><span class="pl-kos">(</span><span class="pl-s">'Fired when any transformation has happened'</span><span class="pl-kos">,</span> <span class="pl-s1">e</span><span class="pl-kos">)</span><span class="pl-kos">;</span> <span class="pl-kos">}</span><span class="pl-kos">)</span><span class="pl-kos">;</span></pre></div> <p dir="auto">See <a href="https://jsfiddle.net/uwxcmbyg/609/" rel="nofollow">JSFiddle</a> console for a demo.</p> <div class="markdown-heading" dir="auto"><h2 tabindex="-1" class="heading-element" dir="auto">Ignore mouse wheel</h2><a id="user-content-ignore-mouse-wheel" class="anchor" aria-label="Permalink: Ignore mouse wheel" href="#ignore-mouse-wheel"><svg class="octicon octicon-link" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path d="m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z"></path></svg></a></div> <p dir="auto">Sometimes zooming interferes with scrolling. If you want to alleviate it you can provide a custom filter, which will allow zooming only when modifier key is down. E.g.</p> <div class="highlight highlight-source-js notranslate position-relative overflow-auto" dir="auto" data-snippet-clipboard-copy-content="panzoom(element, { beforeWheel: function(e) { // allow wheel-zoom only if altKey is down. Otherwise - ignore var shouldIgnore = !e.altKey; return shouldIgnore; } });"><pre><span class="pl-en">panzoom</span><span class="pl-kos">(</span><span class="pl-s1">element</span><span class="pl-kos">,</span> <span class="pl-kos">{</span> <span class="pl-en">beforeWheel</span>: <span class="pl-k">function</span><span class="pl-kos">(</span><span class="pl-s1">e</span><span class="pl-kos">)</span> <span class="pl-kos">{</span> <span class="pl-c">// allow wheel-zoom only if altKey is down. Otherwise - ignore</span> <span class="pl-k">var</span> <span class="pl-s1">shouldIgnore</span> <span class="pl-c1">=</span> <span class="pl-c1">!</span><span class="pl-s1">e</span><span class="pl-kos">.</span><span class="pl-c1">altKey</span><span class="pl-kos">;</span> <span class="pl-k">return</span> <span class="pl-s1">shouldIgnore</span><span class="pl-kos">;</span> <span class="pl-kos">}</span> <span class="pl-kos">}</span><span class="pl-kos">)</span><span class="pl-kos">;</span></pre></div> <p dir="auto">See <a href="https://jsfiddle.net/Laxq9jLu/" rel="nofollow">JSFiddle</a> for the demo. The tiger will be zoomable only when <code>Alt</code> key is down.</p> <div class="markdown-heading" dir="auto"><h2 tabindex="-1" class="heading-element" dir="auto">Ignore mouse down</h2><a id="user-content-ignore-mouse-down" class="anchor" aria-label="Permalink: Ignore mouse down" href="#ignore-mouse-down"><svg class="octicon octicon-link" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path d="m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z"></path></svg></a></div> <p dir="auto">If you want to disable panning or filter it by pressing a specific key, use the <code>beforeMouseDown()</code> option. E.g.</p> <div class="highlight highlight-source-js notranslate position-relative overflow-auto" dir="auto" data-snippet-clipboard-copy-content="panzoom(element, { beforeMouseDown: function(e) { // allow mouse-down panning only if altKey is down. Otherwise - ignore var shouldIgnore = !e.altKey; return shouldIgnore; } });"><pre><span class="pl-en">panzoom</span><span class="pl-kos">(</span><span class="pl-s1">element</span><span class="pl-kos">,</span> <span class="pl-kos">{</span> <span class="pl-en">beforeMouseDown</span>: <span class="pl-k">function</span><span class="pl-kos">(</span><span class="pl-s1">e</span><span class="pl-kos">)</span> <span class="pl-kos">{</span> <span class="pl-c">// allow mouse-down panning only if altKey is down. Otherwise - ignore</span> <span class="pl-k">var</span> <span class="pl-s1">shouldIgnore</span> <span class="pl-c1">=</span> <span class="pl-c1">!</span><span class="pl-s1">e</span><span class="pl-kos">.</span><span class="pl-c1">altKey</span><span class="pl-kos">;</span> <span class="pl-k">return</span> <span class="pl-s1">shouldIgnore</span><span class="pl-kos">;</span> <span class="pl-kos">}</span> <span class="pl-kos">}</span><span class="pl-kos">)</span><span class="pl-kos">;</span></pre></div> <p dir="auto">Note that it only works when the mouse initiates the panning and would not work for touch initiated events.</p> <div class="markdown-heading" dir="auto"><h2 tabindex="-1" class="heading-element" dir="auto">Ignore keyboard events</h2><a id="user-content-ignore-keyboard-events" class="anchor" aria-label="Permalink: Ignore keyboard events" href="#ignore-keyboard-events"><svg class="octicon octicon-link" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path d="m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z"></path></svg></a></div> <p dir="auto">By default, panzoom will listen to keyboard events, so that users can navigate the scene with arrow keys and <code>+</code>, <code>-</code> signs to zoom out. If you don't want this behavior you can pass the <code>filterKey()</code> predicate that returns truthy value to prevent panzoom's default behavior:</p> <div class="highlight highlight-source-js notranslate position-relative overflow-auto" dir="auto" data-snippet-clipboard-copy-content="panzoom(element, { filterKey: function(/* e, dx, dy, dz */) { // don't let panzoom handle this event: return true; } });"><pre><span class="pl-en">panzoom</span><span class="pl-kos">(</span><span class="pl-s1">element</span><span class="pl-kos">,</span> <span class="pl-kos">{</span> <span class="pl-en">filterKey</span>: <span class="pl-k">function</span><span class="pl-kos">(</span><span class="pl-c">/* e, dx, dy, dz */</span><span class="pl-kos">)</span> <span class="pl-kos">{</span> <span class="pl-c">// don't let panzoom handle this event:</span> <span class="pl-k">return</span> <span class="pl-c1">true</span><span class="pl-kos">;</span> <span class="pl-kos">}</span> <span class="pl-kos">}</span><span class="pl-kos">)</span><span class="pl-kos">;</span></pre></div> <div class="markdown-heading" dir="auto"><h2 tabindex="-1" class="heading-element" dir="auto">Zoom Speed</h2><a id="user-content-zoom-speed" class="anchor" aria-label="Permalink: Zoom Speed" href="#zoom-speed"><svg class="octicon octicon-link" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path d="m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z"></path></svg></a></div> <p dir="auto">You can adjust how fast it zooms, by passing optional <code>zoomSpeed</code> argument:</p> <div class="highlight highlight-source-js notranslate position-relative overflow-auto" dir="auto" data-snippet-clipboard-copy-content="panzoom(element, { zoomSpeed: 0.065 // 6.5% per mouse wheel event });"><pre><span class="pl-en">panzoom</span><span class="pl-kos">(</span><span class="pl-s1">element</span><span class="pl-kos">,</span> <span class="pl-kos">{</span> <span class="pl-c1">zoomSpeed</span>: <span class="pl-c1">0.065</span> <span class="pl-c">// 6.5% per mouse wheel event</span> <span class="pl-kos">}</span><span class="pl-kos">)</span><span class="pl-kos">;</span></pre></div> <div class="markdown-heading" dir="auto"><h2 tabindex="-1" class="heading-element" dir="auto">Pinch Speed</h2><a id="user-content-pinch-speed" class="anchor" aria-label="Permalink: Pinch Speed" href="#pinch-speed"><svg class="octicon octicon-link" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path d="m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z"></path></svg></a></div> <p dir="auto">On touch devices zoom is achieved by "pinching" and depends on distance between two fingers. We try to match the zoom speed with pinch, but if you find that too slow (or fast), you can adjust it:</p> <div class="highlight highlight-source-js notranslate position-relative overflow-auto" dir="auto" data-snippet-clipboard-copy-content="panzoom(element, { pinchSpeed: 2 // zoom two times faster than the distance between fingers });"><pre><span class="pl-en">panzoom</span><span class="pl-kos">(</span><span class="pl-s1">element</span><span class="pl-kos">,</span> <span class="pl-kos">{</span> <span class="pl-c1">pinchSpeed</span>: <span class="pl-c1">2</span> <span class="pl-c">// zoom two times faster than the distance between fingers</span> <span class="pl-kos">}</span><span class="pl-kos">)</span><span class="pl-kos">;</span></pre></div> <div class="markdown-heading" dir="auto"><h2 tabindex="-1" class="heading-element" dir="auto">Get current transform (scale, offset)</h2><a id="user-content-get-current-transform-scale-offset" class="anchor" aria-label="Permalink: Get current transform (scale, offset)" href="#get-current-transform-scale-offset"><svg class="octicon octicon-link" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path d="m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z"></path></svg></a></div> <p dir="auto">To get the current zoom (scale) level use the <code>getTransform()</code> method:</p> <div class="snippet-clipboard-content notranslate position-relative overflow-auto" data-snippet-clipboard-copy-content="console.log(instance.getTransform()); // prints {scale: 1.2, x: 10, y: 10}"><pre class="notranslate"><code>console.log(instance.getTransform()); // prints {scale: 1.2, x: 10, y: 10} </code></pre></div> <div class="markdown-heading" dir="auto"><h2 tabindex="-1" class="heading-element" dir="auto">Fixed transform origin when zooming</h2><a id="user-content-fixed-transform-origin-when-zooming" class="anchor" aria-label="Permalink: Fixed transform origin when zooming" href="#fixed-transform-origin-when-zooming"><svg class="octicon octicon-link" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path d="m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z"></path></svg></a></div> <p dir="auto">By default when you use mouse wheel or pinch to zoom, <code>panzoom</code> uses mouse coordinates to determine the central point of the zooming operation.</p> <p dir="auto">If you want to override this behavior and always zoom into <code>center</code> of the screen pass <code>transformOrigin</code> to the options:</p> <div class="highlight highlight-source-js notranslate position-relative overflow-auto" dir="auto" data-snippet-clipboard-copy-content="panzoom(element, { // now all zoom operations will happen based on the center of the screen transformOrigin: {x: 0.5, y: 0.5} });"><pre><span class="pl-en">panzoom</span><span class="pl-kos">(</span><span class="pl-s1">element</span><span class="pl-kos">,</span> <span class="pl-kos">{</span> <span class="pl-c">// now all zoom operations will happen based on the center of the screen</span> <span class="pl-c1">transformOrigin</span>: <span class="pl-kos">{</span><span class="pl-c1">x</span>: <span class="pl-c1">0.5</span><span class="pl-kos">,</span> <span class="pl-c1">y</span>: <span class="pl-c1">0.5</span><span class="pl-kos">}</span> <span class="pl-kos">}</span><span class="pl-kos">)</span><span class="pl-kos">;</span></pre></div> <p dir="auto">You specify <code>transformOrigin</code> as a pair of <code>{x, y}</code> coordinates. Here are some examples:</p> <div class="highlight highlight-source-js notranslate position-relative overflow-auto" dir="auto" data-snippet-clipboard-copy-content="// some of the possible values: let topLeft = {x: 0, y: 0}; let topRight = {x: 1, y: 0}; let bottomLeft = {x: 0, y: 1}; let bottomRight = {x: 1, y: 1}; let centerCenter = {x: 0.5, y: 0.5}; // now let's use it: panzoom(element, { transformOrigin: centerCenter });"><pre><span class="pl-c">// some of the possible values:</span> <span class="pl-k">let</span> <span class="pl-s1">topLeft</span> <span class="pl-c1">=</span> <span class="pl-kos">{</span><span class="pl-c1">x</span>: <span class="pl-c1">0</span><span class="pl-kos">,</span> <span class="pl-c1">y</span>: <span class="pl-c1">0</span><span class="pl-kos">}</span><span class="pl-kos">;</span> <span class="pl-k">let</span> <span class="pl-s1">topRight</span> <span class="pl-c1">=</span> <span class="pl-kos">{</span><span class="pl-c1">x</span>: <span class="pl-c1">1</span><span class="pl-kos">,</span> <span class="pl-c1">y</span>: <span class="pl-c1">0</span><span class="pl-kos">}</span><span class="pl-kos">;</span> <span class="pl-k">let</span> <span class="pl-s1">bottomLeft</span> <span class="pl-c1">=</span> <span class="pl-kos">{</span><span class="pl-c1">x</span>: <span class="pl-c1">0</span><span class="pl-kos">,</span> <span class="pl-c1">y</span>: <span class="pl-c1">1</span><span class="pl-kos">}</span><span class="pl-kos">;</span> <span class="pl-k">let</span> <span class="pl-s1">bottomRight</span> <span class="pl-c1">=</span> <span class="pl-kos">{</span><span class="pl-c1">x</span>: <span class="pl-c1">1</span><span class="pl-kos">,</span> <span class="pl-c1">y</span>: <span class="pl-c1">1</span><span class="pl-kos">}</span><span class="pl-kos">;</span> <span class="pl-k">let</span> <span class="pl-s1">centerCenter</span> <span class="pl-c1">=</span> <span class="pl-kos">{</span><span class="pl-c1">x</span>: <span class="pl-c1">0.5</span><span class="pl-kos">,</span> <span class="pl-c1">y</span>: <span class="pl-c1">0.5</span><span class="pl-kos">}</span><span class="pl-kos">;</span> <span class="pl-c">// now let's use it:</span> <span class="pl-en">panzoom</span><span class="pl-kos">(</span><span class="pl-s1">element</span><span class="pl-kos">,</span> <span class="pl-kos">{</span> <span class="pl-c1">transformOrigin</span>: <span class="pl-s1">centerCenter</span> <span class="pl-kos">}</span><span class="pl-kos">)</span><span class="pl-kos">;</span></pre></div> <p dir="auto">To get or set new transform origin use the following API:</p> <div class="highlight highlight-source-js notranslate position-relative overflow-auto" dir="auto" data-snippet-clipboard-copy-content="let instance = panzoom(element, { // now all zoom operations will happen based on the center of the screen transformOrigin: {x: 0.5, y: 0.5} }); let origin = instance.getTransformOrigin(); // {x: 0.5, y: 0.5} instance.setTransformOrigin({x: 0, y: 0}); // now it is topLeft instance.setTransformOrigin(null); // remove transform origin"><pre><span class="pl-k">let</span> <span class="pl-s1">instance</span> <span class="pl-c1">=</span> <span class="pl-en">panzoom</span><span class="pl-kos">(</span><span class="pl-s1">element</span><span class="pl-kos">,</span> <span class="pl-kos">{</span> <span class="pl-c">// now all zoom operations will happen based on the center of the screen</span> <span class="pl-c1">transformOrigin</span>: <span class="pl-kos">{</span><span class="pl-c1">x</span>: <span class="pl-c1">0.5</span><span class="pl-kos">,</span> <span class="pl-c1">y</span>: <span class="pl-c1">0.5</span><span class="pl-kos">}</span> <span class="pl-kos">}</span><span class="pl-kos">)</span><span class="pl-kos">;</span> <span class="pl-k">let</span> <span class="pl-s1">origin</span> <span class="pl-c1">=</span> <span class="pl-s1">instance</span><span class="pl-kos">.</span><span class="pl-en">getTransformOrigin</span><span class="pl-kos">(</span><span class="pl-kos">)</span><span class="pl-kos">;</span> <span class="pl-c">// {x: 0.5, y: 0.5}</span> <span class="pl-s1">instance</span><span class="pl-kos">.</span><span class="pl-en">setTransformOrigin</span><span class="pl-kos">(</span><span class="pl-kos">{</span><span class="pl-c1">x</span>: <span class="pl-c1">0</span><span class="pl-kos">,</span> <span class="pl-c1">y</span>: <span class="pl-c1">0</span><span class="pl-kos">}</span><span class="pl-kos">)</span><span class="pl-kos">;</span> <span class="pl-c">// now it is topLeft</span> <span class="pl-s1">instance</span><span class="pl-kos">.</span><span class="pl-en">setTransformOrigin</span><span class="pl-kos">(</span><span class="pl-c1">null</span><span class="pl-kos">)</span><span class="pl-kos">;</span> <span class="pl-c">// remove transform origin</span></pre></div> <div class="markdown-heading" dir="auto"><h2 tabindex="-1" class="heading-element" dir="auto">Min Max Zoom</h2><a id="user-content-min-max-zoom" class="anchor" aria-label="Permalink: Min Max Zoom" href="#min-max-zoom"><svg class="octicon octicon-link" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path d="m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z"></path></svg></a></div> <p dir="auto">You can set min and max zoom, by passing optional <code>minZoom</code> and <code>maxZoom</code> argument:</p> <div class="highlight highlight-source-js notranslate position-relative overflow-auto" dir="auto" data-snippet-clipboard-copy-content="var instance = panzoom(element, { maxZoom: 1, minZoom: 0.1 });"><pre><span class="pl-k">var</span> <span class="pl-s1">instance</span> <span class="pl-c1">=</span> <span class="pl-en">panzoom</span><span class="pl-kos">(</span><span class="pl-s1">element</span><span class="pl-kos">,</span> <span class="pl-kos">{</span> <span class="pl-c1">maxZoom</span>: <span class="pl-c1">1</span><span class="pl-kos">,</span> <span class="pl-c1">minZoom</span>: <span class="pl-c1">0.1</span> <span class="pl-kos">}</span><span class="pl-kos">)</span><span class="pl-kos">;</span></pre></div> <p dir="auto">You can later get the values using <code>getMinZoom()</code> and <code>getMaxZoom()</code></p> <div class="highlight highlight-source-js notranslate position-relative overflow-auto" dir="auto" data-snippet-clipboard-copy-content="assert(instance.getMaxZoom() === 1); assert(instance.getMinZoom() === 0.1);"><pre><span class="pl-en">assert</span><span class="pl-kos">(</span><span class="pl-s1">instance</span><span class="pl-kos">.</span><span class="pl-en">getMaxZoom</span><span class="pl-kos">(</span><span class="pl-kos">)</span> <span class="pl-c1">===</span> <span class="pl-c1">1</span><span class="pl-kos">)</span><span class="pl-kos">;</span> <span class="pl-en">assert</span><span class="pl-kos">(</span><span class="pl-s1">instance</span><span class="pl-kos">.</span><span class="pl-en">getMinZoom</span><span class="pl-kos">(</span><span class="pl-kos">)</span> <span class="pl-c1">===</span> <span class="pl-c1">0.1</span><span class="pl-kos">)</span><span class="pl-kos">;</span></pre></div> <div class="markdown-heading" dir="auto"><h2 tabindex="-1" class="heading-element" dir="auto">Disable Smooth Scroll</h2><a id="user-content-disable-smooth-scroll" class="anchor" aria-label="Permalink: Disable Smooth Scroll" href="#disable-smooth-scroll"><svg class="octicon octicon-link" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path d="m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z"></path></svg></a></div> <p dir="auto">You can disable smooth scroll, by passing optional <code>smoothScroll</code> argument:</p> <div class="highlight highlight-source-js notranslate position-relative overflow-auto" dir="auto" data-snippet-clipboard-copy-content="panzoom(element, { smoothScroll: false });"><pre><span class="pl-en">panzoom</span><span class="pl-kos">(</span><span class="pl-s1">element</span><span class="pl-kos">,</span> <span class="pl-kos">{</span> <span class="pl-c1">smoothScroll</span>: <span class="pl-c1">false</span> <span class="pl-kos">}</span><span class="pl-kos">)</span><span class="pl-kos">;</span></pre></div> <p dir="auto">With this setting the momentum is disabled.</p> <div class="markdown-heading" dir="auto"><h2 tabindex="-1" class="heading-element" dir="auto">Pause/resume the panzoom</h2><a id="user-content-pauseresume-the-panzoom" class="anchor" aria-label="Permalink: Pause/resume the panzoom" href="#pauseresume-the-panzoom"><svg class="octicon octicon-link" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path d="m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z"></path></svg></a></div> <p dir="auto">You can pause and resume the panzoom by calling the following methods:</p> <div class="highlight highlight-source-js notranslate position-relative overflow-auto" dir="auto" data-snippet-clipboard-copy-content="var element = document.getElementById('scene'); var instance = panzoom(element); instance.isPaused(); // returns false instance.pause(); // Pauses event handling instance.isPaused(); // returns true now instance.resume(); // Resume panzoom instance.isPaused(); // returns false again"><pre><span class="pl-k">var</span> <span class="pl-s1">element</span> <span class="pl-c1">=</span> <span class="pl-smi">document</span><span class="pl-kos">.</span><span class="pl-en">getElementById</span><span class="pl-kos">(</span><span class="pl-s">'scene'</span><span class="pl-kos">)</span><span class="pl-kos">;</span> <span class="pl-k">var</span> <span class="pl-s1">instance</span> <span class="pl-c1">=</span> <span class="pl-en">panzoom</span><span class="pl-kos">(</span><span class="pl-s1">element</span><span class="pl-kos">)</span><span class="pl-kos">;</span> <span class="pl-s1">instance</span><span class="pl-kos">.</span><span class="pl-en">isPaused</span><span class="pl-kos">(</span><span class="pl-kos">)</span><span class="pl-kos">;</span> <span class="pl-c">// returns false</span> <span class="pl-s1">instance</span><span class="pl-kos">.</span><span class="pl-en">pause</span><span class="pl-kos">(</span><span class="pl-kos">)</span><span class="pl-kos">;</span> <span class="pl-c">// Pauses event handling</span> <span class="pl-s1">instance</span><span class="pl-kos">.</span><span class="pl-en">isPaused</span><span class="pl-kos">(</span><span class="pl-kos">)</span><span class="pl-kos">;</span> <span class="pl-c">// returns true now</span> <span class="pl-s1">instance</span><span class="pl-kos">.</span><span class="pl-en">resume</span><span class="pl-kos">(</span><span class="pl-kos">)</span><span class="pl-kos">;</span> <span class="pl-c">// Resume panzoom</span> <span class="pl-s1">instance</span><span class="pl-kos">.</span><span class="pl-en">isPaused</span><span class="pl-kos">(</span><span class="pl-kos">)</span><span class="pl-kos">;</span> <span class="pl-c">// returns false again</span></pre></div> <div class="markdown-heading" dir="auto"><h2 tabindex="-1" class="heading-element" dir="auto">Script attachment</h2><a id="user-content-script-attachment" class="anchor" aria-label="Permalink: Script attachment" href="#script-attachment"><svg class="octicon octicon-link" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path d="m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z"></path></svg></a></div> <p dir="auto">If you want to quickly play with panzoom without using javascript, you can configure it via <code>script</code> tag:</p> <div class="highlight highlight-text-html-basic notranslate position-relative overflow-auto" dir="auto" data-snippet-clipboard-copy-content="<!-- this is your html file --> <!DOCTYPE html> <html> <head> <script src='https://unpkg.com/panzoom@9.4.0/dist/panzoom.min.js' query='#scene' name='pz'></script> </head> <body> <svg> <!-- this is the draggable root --> <g id='scene'> <circle cx='10' cy='10' r='5' fill='pink'></circle> </g> </svg> </body> </html>"><pre><span class="pl-c"><!-- this is your html file --></span> <span class="pl-c1"><!DOCTYPE html<span class="pl-kos">></span></span> <span class="pl-kos"><</span><span class="pl-ent">html</span><span class="pl-kos">></span> <span class="pl-kos"><</span><span class="pl-ent">head</span><span class="pl-kos">></span> <span class="pl-kos"><</span><span class="pl-ent">script</span> <span class="pl-c1">src</span>='<span class="pl-s">https://unpkg.com/panzoom@9.4.0/dist/panzoom.min.js</span>' <span class="pl-c1">query</span>='<span class="pl-s">#scene</span>' <span class="pl-c1">name</span>='<span class="pl-s">pz</span>'<span class="pl-kos">></span><span class="pl-kos"></</span><span class="pl-ent">script</span><span class="pl-kos">></span> <span class="pl-kos"></</span><span class="pl-ent">head</span><span class="pl-kos">></span> <span class="pl-kos"><</span><span class="pl-ent">body</span><span class="pl-kos">></span> <span class="pl-kos"><</span><span class="pl-ent">svg</span><span class="pl-kos">></span> <span class="pl-c"><!-- this is the draggable root --></span> <span class="pl-kos"><</span><span class="pl-ent">g</span> <span class="pl-c1">id</span>='<span class="pl-s">scene</span>'<span class="pl-kos">></span> <span class="pl-kos"><</span><span class="pl-ent">circle</span> <span class="pl-c1">cx</span>='<span class="pl-s">10</span>' <span class="pl-c1">cy</span>='<span class="pl-s">10</span>' <span class="pl-c1">r</span>='<span class="pl-s">5</span>' <span class="pl-c1">fill</span>='<span class="pl-s">pink</span>'<span class="pl-kos">></span><span class="pl-kos"></</span><span class="pl-ent">circle</span><span class="pl-kos">></span> <span class="pl-kos"></</span><span class="pl-ent">g</span><span class="pl-kos">></span> <span class="pl-kos"></</span><span class="pl-ent">svg</span><span class="pl-kos">></span> <span class="pl-kos"></</span><span class="pl-ent">body</span><span class="pl-kos">></span> <span class="pl-kos"></</span><span class="pl-ent">html</span><span class="pl-kos">></span></pre></div> <p dir="auto">Most importantly, you can see <code>query</code> attribute that points to CSS selector. Once the element is found panzoom is attached to this element. The controller will become available under <code>window.pz</code> name. And you can pass additional options to the panzoom via attributes prefixed with <code>pz-</code>.</p> <p dir="auto">Here is a demo: <a href="https://anvaka.github.io/panzoom/demo/attach-via-script.html" rel="nofollow">Script based attributes</a></p> <div class="markdown-heading" dir="auto"><h2 tabindex="-1" class="heading-element" dir="auto">Adjust Double Click Zoom</h2><a id="user-content-adjust-double-click-zoom" class="anchor" aria-label="Permalink: Adjust Double Click Zoom" href="#adjust-double-click-zoom"><svg class="octicon octicon-link" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path d="m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z"></path></svg></a></div> <p dir="auto">You can adjust the double click zoom multiplier, by passing optional <code>zoomDoubleClickSpeed</code> argument.</p> <p dir="auto">When double clicking, zoom is multiplied by <code>zoomDoubleClickSpeed</code>, which means that a value of 1 will disable double click zoom completely.</p> <div class="highlight highlight-source-js notranslate position-relative overflow-auto" dir="auto" data-snippet-clipboard-copy-content="panzoom(element, { zoomDoubleClickSpeed: 1, });"><pre><span class="pl-en">panzoom</span><span class="pl-kos">(</span><span class="pl-s1">element</span><span class="pl-kos">,</span> <span class="pl-kos">{</span> <span class="pl-c1">zoomDoubleClickSpeed</span>: <span class="pl-c1">1</span><span class="pl-kos">,</span> <span class="pl-kos">}</span><span class="pl-kos">)</span><span class="pl-kos">;</span></pre></div> <div class="markdown-heading" dir="auto"><h2 tabindex="-1" class="heading-element" dir="auto">Set Initial Position And Zoom</h2><a id="user-content-set-initial-position-and-zoom" class="anchor" aria-label="Permalink: Set Initial Position And Zoom" href="#set-initial-position-and-zoom"><svg class="octicon octicon-link" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path d="m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z"></path></svg></a></div> <p dir="auto">You can set the initial position and zoom, by chaining the <code>zoomAbs</code> function with x position, y position and zoom as arguments:</p> <div class="highlight highlight-source-js notranslate position-relative overflow-auto" dir="auto" data-snippet-clipboard-copy-content="panzoom(element, { maxZoom: 1, minZoom: 0.1, initialX: 300, initialY: 500, initialZoom: 0.5 });"><pre><span class="pl-en">panzoom</span><span class="pl-kos">(</span><span class="pl-s1">element</span><span class="pl-kos">,</span> <span class="pl-kos">{</span> <span class="pl-c1">maxZoom</span>: <span class="pl-c1">1</span><span class="pl-kos">,</span> <span class="pl-c1">minZoom</span>: <span class="pl-c1">0.1</span><span class="pl-kos">,</span> <span class="pl-c1">initialX</span>: <span class="pl-c1">300</span><span class="pl-kos">,</span> <span class="pl-c1">initialY</span>: <span class="pl-c1">500</span><span class="pl-kos">,</span> <span class="pl-c1">initialZoom</span>: <span class="pl-c1">0.5</span> <span class="pl-kos">}</span><span class="pl-kos">)</span><span class="pl-kos">;</span></pre></div> <div class="markdown-heading" dir="auto"><h2 tabindex="-1" class="heading-element" dir="auto">Handling touch events</h2><a id="user-content-handling-touch-events" class="anchor" aria-label="Permalink: Handling touch events" href="#handling-touch-events"><svg class="octicon octicon-link" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path d="m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z"></path></svg></a></div> <p dir="auto">The library will handle <code>ontouch</code> events very aggressively, it will <code>preventDefault</code>, and <code>stopPropagation</code> for the touch events inside container. <a href="https://github.com/anvaka/panzoom/issues/12" data-hovercard-type="issue" data-hovercard-url="/anvaka/panzoom/issues/12/hovercard">Sometimes</a> this is not a desirable behavior.</p> <p dir="auto">If you want to take care about this yourself, you can pass <code>onTouch</code> callback to the options object:</p> <div class="highlight highlight-source-js notranslate position-relative overflow-auto" dir="auto" data-snippet-clipboard-copy-content="panzoom(element, { onTouch: function(e) { // `e` - is current touch event. return false; // tells the library to not preventDefault. } });"><pre><span class="pl-en">panzoom</span><span class="pl-kos">(</span><span class="pl-s1">element</span><span class="pl-kos">,</span> <span class="pl-kos">{</span> <span class="pl-en">onTouch</span>: <span class="pl-k">function</span><span class="pl-kos">(</span><span class="pl-s1">e</span><span class="pl-kos">)</span> <span class="pl-kos">{</span> <span class="pl-c">// `e` - is current touch event.</span> <span class="pl-k">return</span> <span class="pl-c1">false</span><span class="pl-kos">;</span> <span class="pl-c">// tells the library to not preventDefault.</span> <span class="pl-kos">}</span> <span class="pl-kos">}</span><span class="pl-kos">)</span><span class="pl-kos">;</span></pre></div> <p dir="auto">Note: if you don't <code>preventDefault</code> yourself - make sure you test the page behavior on iOS devices. Sometimes this may cause page to <a href="https://stackoverflow.com/questions/23862204/disable-ios-safari-elastic-scrolling" rel="nofollow">bounce undesirably</a>.</p> <div class="markdown-heading" dir="auto"><h2 tabindex="-1" class="heading-element" dir="auto">Handling double click events</h2><a id="user-content-handling-double-click-events" class="anchor" aria-label="Permalink: Handling double click events" href="#handling-double-click-events"><svg class="octicon octicon-link" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path d="m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z"></path></svg></a></div> <p dir="auto">By default panzoom will prevent default action on double click events - this is done to avoid accidental text selection (which is default browser action on double click). If you prefer to allow default action, you can pass <code>onDoubleClick()</code> callback to options. If this callback returns false, then the library will not prevent default action:</p> <div class="highlight highlight-source-js notranslate position-relative overflow-auto" dir="auto" data-snippet-clipboard-copy-content="panzoom(element, { onDoubleClick: function(e) { // `e` - is current double click event. return false; // tells the library to not preventDefault, and not stop propagation } });"><pre><span class="pl-en">panzoom</span><span class="pl-kos">(</span><span class="pl-s1">element</span><span class="pl-kos">,</span> <span class="pl-kos">{</span> <span class="pl-en">onDoubleClick</span>: <span class="pl-k">function</span><span class="pl-kos">(</span><span class="pl-s1">e</span><span class="pl-kos">)</span> <span class="pl-kos">{</span> <span class="pl-c">// `e` - is current double click event.</span> <span class="pl-k">return</span> <span class="pl-c1">false</span><span class="pl-kos">;</span> <span class="pl-c">// tells the library to not preventDefault, and not stop propagation</span> <span class="pl-kos">}</span> <span class="pl-kos">}</span><span class="pl-kos">)</span><span class="pl-kos">;</span></pre></div> <div class="markdown-heading" dir="auto"><h2 tabindex="-1" class="heading-element" dir="auto">Bounds on Panzoom</h2><a id="user-content-bounds-on-panzoom" class="anchor" aria-label="Permalink: Bounds on Panzoom" href="#bounds-on-panzoom"><svg class="octicon octicon-link" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path d="m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z"></path></svg></a></div> <p dir="auto">By default panzoom will not prevent Image from Panning out of the Container. <code>bounds</code> (boolean) and <code>boundsPadding</code> (number) can be defined so that it doesn't fall out. Default value for <code>boundsPadding</code> is <code>0.05</code> .</p> <div class="highlight highlight-source-js notranslate position-relative overflow-auto" dir="auto" data-snippet-clipboard-copy-content="panzoom(element, { bounds: true, boundsPadding: 0.1 });"><pre><span class="pl-en">panzoom</span><span class="pl-kos">(</span><span class="pl-s1">element</span><span class="pl-kos">,</span> <span class="pl-kos">{</span> <span class="pl-c1">bounds</span>: <span class="pl-c1">true</span><span class="pl-kos">,</span> <span class="pl-c1">boundsPadding</span>: <span class="pl-c1">0.1</span> <span class="pl-kos">}</span><span class="pl-kos">)</span><span class="pl-kos">;</span></pre></div> <div class="markdown-heading" dir="auto"><h2 tabindex="-1" class="heading-element" dir="auto">Triggering Pan</h2><a id="user-content-triggering-pan" class="anchor" aria-label="Permalink: Triggering Pan" href="#triggering-pan"><svg class="octicon octicon-link" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path d="m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z"></path></svg></a></div> <p dir="auto">To Pan the object using Javascript use <code>moveTo(<number>,<number>)</code> function. It expects x, y value to where to move.</p> <div class="highlight highlight-source-js notranslate position-relative overflow-auto" dir="auto" data-snippet-clipboard-copy-content="instance.moveTo(0, 0);"><pre><span class="pl-s1">instance</span><span class="pl-kos">.</span><span class="pl-en">moveTo</span><span class="pl-kos">(</span><span class="pl-c1">0</span><span class="pl-kos">,</span> <span class="pl-c1">0</span><span class="pl-kos">)</span><span class="pl-kos">;</span></pre></div> <p dir="auto">To pan in a smooth way use <code>smoothMoveTo(<number>,<number>)</code>:</p> <div class="highlight highlight-source-js notranslate position-relative overflow-auto" dir="auto" data-snippet-clipboard-copy-content="instance.smoothMoveTo(0, 0);"><pre><span class="pl-s1">instance</span><span class="pl-kos">.</span><span class="pl-en">smoothMoveTo</span><span class="pl-kos">(</span><span class="pl-c1">0</span><span class="pl-kos">,</span> <span class="pl-c1">0</span><span class="pl-kos">)</span><span class="pl-kos">;</span></pre></div> <div class="markdown-heading" dir="auto"><h2 tabindex="-1" class="heading-element" dir="auto">Triggering Zoom</h2><a id="user-content-triggering-zoom" class="anchor" aria-label="Permalink: Triggering Zoom" href="#triggering-zoom"><svg class="octicon octicon-link" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path d="m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z"></path></svg></a></div> <p dir="auto">To Zoom the object using Javascript use <code>zoomTo(<number>,<number>,<number>)</code> function. It expects x, y value as coordinates of where to zoom. It also expects the zoom factor as the third argument. If zoom factor is greater than 1, apply zoom IN. If zoom factor is less than 1, apply zoom OUT.</p> <div class="highlight highlight-source-js notranslate position-relative overflow-auto" dir="auto" data-snippet-clipboard-copy-content="instance.zoomTo(0, 0, 2);"><pre><span class="pl-s1">instance</span><span class="pl-kos">.</span><span class="pl-en">zoomTo</span><span class="pl-kos">(</span><span class="pl-c1">0</span><span class="pl-kos">,</span> <span class="pl-c1">0</span><span class="pl-kos">,</span> <span class="pl-c1">2</span><span class="pl-kos">)</span><span class="pl-kos">;</span></pre></div> <p dir="auto">To zoom in a smooth way use <code>smoothZoom(<number>,<number>,<number>)</code>:</p> <div class="highlight highlight-source-js notranslate position-relative overflow-auto" dir="auto" data-snippet-clipboard-copy-content="instance.smoothZoom(0, 0, 0.5);"><pre><span class="pl-s1">instance</span><span class="pl-kos">.</span><span class="pl-en">smoothZoom</span><span class="pl-kos">(</span><span class="pl-c1">0</span><span class="pl-kos">,</span> <span class="pl-c1">0</span><span class="pl-kos">,</span> <span class="pl-c1">0.5</span><span class="pl-kos">)</span><span class="pl-kos">;</span></pre></div> <div class="markdown-heading" dir="auto"><h2 tabindex="-1" class="heading-element" dir="auto">Custom UI to trigger zoom</h2><a id="user-content-custom-ui-to-trigger-zoom" class="anchor" aria-label="Permalink: Custom UI to trigger zoom" href="#custom-ui-to-trigger-zoom"><svg class="octicon octicon-link" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path d="m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z"></path></svg></a></div> <p dir="auto">One of the common use case is to have a custom UI to trigger zoom. For example, you can use a button to zoom in/out. Since this library does not depend on any popular framework (react, vue, etc.) you can implement it yourself following this example:</p> <ul dir="auto"> <li><a href="https://anvaka.github.io/panzoom/demo/buttons.html" rel="nofollow">Live demo</a></li> <li><a href="https://github.com/anvaka/panzoom/blob/3731bff2e15f2b4299405c2a59a24f30c3549a17/demo/buttons.html#L851">Source code of the demo</a></li> </ul> <div class="markdown-heading" dir="auto"><h1 tabindex="-1" class="heading-element" dir="auto">license</h1><a id="user-content-license" class="anchor" aria-label="Permalink: license" href="#license"><svg class="octicon octicon-link" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path d="m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z"></path></svg></a></div> <p dir="auto">MIT</p> </article></div></div></div></div></div> <!-- --> <!-- --> <script type="application/json" id="__PRIMER_DATA_:R0:__">{"resolvedServerColorMode":"day"}</script></div> </react-partial> <input type="hidden" data-csrf="true" value="EtGIf6FTX8pILjBJyd+ERoFpXAsqvwgy0yFBdWZ7ex+G20O99asarDGR1w6NkGKeBi4Y7PhK641og+mS4m1k0g==" /> </div> <div data-view-component="true" class="Layout-sidebar"> <div class="BorderGrid about-margin" data-pjax> <div class="BorderGrid-row"> <div class="BorderGrid-cell"> <div class="hide-sm hide-md"> <h2 class="mb-3 h4">About</h2> <p class="f4 my-3"> Universal pan and zoom library (DOM, SVG, Custom) </p> <div class="my-3 d-flex flex-items-center"> <svg aria-hidden="true" height="16" viewBox="0 0 16 16" version="1.1" width="16" data-view-component="true" class="octicon octicon-link flex-shrink-0 mr-2"> <path d="m7.775 3.275 1.25-1.25a3.5 3.5 0 1 1 4.95 4.95l-2.5 2.5a3.5 3.5 0 0 1-4.95 0 .751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018 1.998 1.998 0 0 0 2.83 0l2.5-2.5a2.002 2.002 0 0 0-2.83-2.83l-1.25 1.25a.751.751 0 0 1-1.042-.018.751.751 0 0 1-.018-1.042Zm-4.69 9.64a1.998 1.998 0 0 0 2.83 0l1.25-1.25a.751.751 0 0 1 1.042.018.751.751 0 0 1 .018 1.042l-1.25 1.25a3.5 3.5 0 1 1-4.95-4.95l2.5-2.5a3.5 3.5 0 0 1 4.95 0 .751.751 0 0 1-.018 1.042.751.751 0 0 1-1.042.018 1.998 1.998 0 0 0-2.83 0l-2.5 2.5a1.998 1.998 0 0 0 0 2.83Z"></path> </svg> <span class="flex-auto min-width-0 css-truncate css-truncate-target width-fit"> <a title="https://anvaka.github.io/panzoom/demo/attach-via-script.html" role="link" target="_blank" rel="noopener noreferrer nofollow" class="text-bold" href="https://anvaka.github.io/panzoom/demo/attach-via-script.html">anvaka.github.io/panzoom/demo/attach-via-script.html</a> </span> </div> <h3 class="sr-only">Topics</h3> <div class="my-3"> <div class="f6"> <a href="/topics/svg" title="Topic: svg" data-view-component="true" class="topic-tag topic-tag-link"> svg </a> <a href="/topics/scene" title="Topic: scene" data-view-component="true" class="topic-tag topic-tag-link"> scene </a> <a href="/topics/transform" title="Topic: transform" data-view-component="true" class="topic-tag topic-tag-link"> transform </a> <a href="/topics/pan" title="Topic: pan" data-view-component="true" class="topic-tag topic-tag-link"> pan </a> <a href="/topics/zoom" title="Topic: zoom" data-view-component="true" class="topic-tag topic-tag-link"> zoom </a> <a href="/topics/panzoom" title="Topic: panzoom" data-view-component="true" class="topic-tag topic-tag-link"> panzoom </a> </div> </div> <h3 class="sr-only">Resources</h3> <div class="mt-2"> <a 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href="/anvaka/panzoom/watchers" data-view-component="true" class="Link Link--muted"><svg aria-hidden="true" height="16" viewBox="0 0 16 16" version="1.1" width="16" data-view-component="true" class="octicon octicon-eye mr-2"> <path d="M8 2c1.981 0 3.671.992 4.933 2.078 1.27 1.091 2.187 2.345 2.637 3.023a1.62 1.62 0 0 1 0 1.798c-.45.678-1.367 1.932-2.637 3.023C11.67 13.008 9.981 14 8 14c-1.981 0-3.671-.992-4.933-2.078C1.797 10.83.88 9.576.43 8.898a1.62 1.62 0 0 1 0-1.798c.45-.677 1.367-1.931 2.637-3.022C4.33 2.992 6.019 2 8 2ZM1.679 7.932a.12.12 0 0 0 0 .136c.411.622 1.241 1.75 2.366 2.717C5.176 11.758 6.527 12.5 8 12.5c1.473 0 2.825-.742 3.955-1.715 1.124-.967 1.954-2.096 2.366-2.717a.12.12 0 0 0 0-.136c-.412-.621-1.242-1.75-2.366-2.717C10.824 4.242 9.473 3.5 8 3.5c-1.473 0-2.825.742-3.955 1.715-1.124.967-1.954 2.096-2.366 2.717ZM8 10a2 2 0 1 1-.001-3.999A2 2 0 0 1 8 10Z"></path> </svg> <strong>25</strong> watching</a> </div> <h3 class="sr-only">Forks</h3> <div class="mt-2"> <a href="/anvaka/panzoom/forks" data-view-component="true" class="Link Link--muted"><svg aria-hidden="true" height="16" viewBox="0 0 16 16" version="1.1" width="16" data-view-component="true" class="octicon octicon-repo-forked mr-2"> <path d="M5 5.372v.878c0 .414.336.75.75.75h4.5a.75.75 0 0 0 .75-.75v-.878a2.25 2.25 0 1 1 1.5 0v.878a2.25 2.25 0 0 1-2.25 2.25h-1.5v2.128a2.251 2.251 0 1 1-1.5 0V8.5h-1.5A2.25 2.25 0 0 1 3.5 6.25v-.878a2.25 2.25 0 1 1 1.5 0ZM5 3.25a.75.75 0 1 0-1.5 0 .75.75 0 0 0 1.5 0Zm6.75.75a.75.75 0 1 0 0-1.5.75.75 0 0 0 0 1.5Zm-3 8.75a.75.75 0 1 0-1.5 0 .75.75 0 0 0 1.5 0Z"></path> </svg> <strong>305</strong> forks</a> </div> <div class="mt-2"> <a class="Link--muted" href="/contact/report-content?content_url=https%3A%2F%2Fgithub.com%2Fanvaka%2Fpanzoom&report=anvaka+%28user%29"> Report repository </a> </div> </div> </div> </div> <div class="BorderGrid-row"> <div class="BorderGrid-cell"> <h2 class="h4 mb-3" data-pjax="#repo-content-pjax-container" data-turbo-frame="repo-content-turbo-frame"> <a href="/anvaka/panzoom/releases" data-view-component="true" class="Link--primary no-underline Link">Releases</a></h2> <a class="Link--primary no-underline" data-pjax="#repo-content-pjax-container" data-turbo-frame="repo-content-turbo-frame" href="/anvaka/panzoom/tags"> <svg aria-hidden="true" height="16" viewBox="0 0 16 16" version="1.1" width="16" data-view-component="true" class="octicon octicon-tag"> <path d="M1 7.775V2.75C1 1.784 1.784 1 2.75 1h5.025c.464 0 .91.184 1.238.513l6.25 6.25a1.75 1.75 0 0 1 0 2.474l-5.026 5.026a1.75 1.75 0 0 1-2.474 0l-6.25-6.25A1.752 1.752 0 0 1 1 7.775Zm1.5 0c0 .066.026.13.073.177l6.25 6.25a.25.25 0 0 0 .354 0l5.025-5.025a.25.25 0 0 0 0-.354l-6.25-6.25a.25.25 0 0 0-.177-.073H2.75a.25.25 0 0 0-.25.25ZM6 5a1 1 0 1 1 0 2 1 1 0 0 1 0-2Z"></path> </svg> <span class="text-bold">89</span> <span class="color-fg-muted">tags</span> </a> </div> </div> <div class="BorderGrid-row"> <div class="BorderGrid-cell"> <h2 class="h4 mb-3"> <a href="/users/anvaka/packages?repo_name=panzoom" data-view-component="true" class="Link--primary no-underline Link d-flex flex-items-center">Packages <span title="0" hidden="hidden" data-view-component="true" class="Counter ml-1">0</span></a></h2> <div class="text-small color-fg-muted" > No packages published <br> </div> </div> </div> <div class="BorderGrid-row" hidden> <div class="BorderGrid-cell"> <include-fragment src="/anvaka/panzoom/used_by_list" accept="text/fragment+html"> </include-fragment> </div> </div> <div class="BorderGrid-row"> <div class="BorderGrid-cell"> <h2 class="h4 mb-3"> <a href="/anvaka/panzoom/graphs/contributors" data-view-component="true" class="Link--primary no-underline Link d-flex flex-items-center">Contributors <span title="25" data-view-component="true" class="Counter ml-1">25</span></a></h2> <include-fragment src="/anvaka/panzoom/contributors_list?count=25&current_repository=panzoom&items_to_show=14" aria-busy="true" aria-label="Loading contributors"> <ul class="list-style-none d-flex flex-wrap mb-n2"> <li class="mb-2 "> <div class="Skeleton avatar avatar-user mr-2" style="width:32px;height:32px;"></div> </li> <li class="mb-2 "> <div class="Skeleton avatar avatar-user mr-2" style="width:32px;height:32px;"></div> </li> <li class="mb-2 "> <div class="Skeleton avatar avatar-user mr-2" style="width:32px;height:32px;"></div> </li> <li class="mb-2 "> <div class="Skeleton avatar avatar-user mr-2" style="width:32px;height:32px;"></div> </li> <li class="mb-2 "> <div class="Skeleton avatar avatar-user mr-2" style="width:32px;height:32px;"></div> </li> <li class="mb-2 "> <div class="Skeleton avatar avatar-user mr-2" style="width:32px;height:32px;"></div> </li> <li class="mb-2 "> <div class="Skeleton avatar avatar-user mr-2" style="width:32px;height:32px;"></div> </li> <li class="mb-2 "> <div class="Skeleton avatar avatar-user mr-2" style="width:32px;height:32px;"></div> </li> <li class="mb-2 "> <div class="Skeleton avatar 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class="Progress"> <span style="background-color:#f1e05a !important;;width: 100.0%;" itemprop="keywords" data-view-component="true" class="Progress-item color-bg-success-emphasis"></span> </span></div> <ul class="list-style-none"> <li class="d-inline"> <a class="d-inline-flex flex-items-center flex-nowrap Link--secondary no-underline text-small mr-3" href="/anvaka/panzoom/search?l=javascript" data-ga-click="Repository, language stats search click, location:repo overview"> <svg style="color:#f1e05a;" aria-hidden="true" height="16" viewBox="0 0 16 16" version="1.1" width="16" data-view-component="true" class="octicon octicon-dot-fill mr-2"> <path d="M8 4a4 4 0 1 1 0 8 4 4 0 0 1 0-8Z"></path> </svg> <span class="color-fg-default text-bold mr-1">JavaScript</span> <span>100.0%</span> </a> </li> </ul> </div> </div> </div> </div> </div></div> </div> </div> </turbo-frame> </main> </div> </div> <footer class="footer pt-8 pb-6 f6 color-fg-muted p-responsive" role="contentinfo" > <h2 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