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136 lines
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136 lines
38 KiB
HTML
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</script><link as="script" rel="preload" href="/react-map-gl/webpack-runtime-0627bca3e236f05026c1.js"/><link as="script" rel="preload" href="/react-map-gl/framework-cc409ead3d26361b9ba0.js"/><link as="script" rel="preload" href="/react-map-gl/app-0a6cd70b3a4e82f6df12.js"/><link as="script" rel="preload" href="/react-map-gl/component---node-modules-gatsby-theme-ocular-src-react-templates-documentation-jsx-3f8c560eb969cc5b14e5.js"/><link as="fetch" rel="preload" href="/react-map-gl/page-data/docs/api-reference/map-context/page-data.json" crossorigin="anonymous"/><link as="fetch" rel="preload" href="/react-map-gl/page-data/sq/d/484347790.json" crossorigin="anonymous"/><link as="fetch" rel="preload" href="/react-map-gl/page-data/app-data.json" crossorigin="anonymous"/></head><body><div id="___gatsby"><div style="outline:none" tabindex="-1" id="gatsby-focus-wrapper"><div><div class="body__Body-lvm4v2-3 ckjqBY"><div class="header__HeaderContainer-sc-3r2dxq-1 kTxBVF"><div></div></div><div class="toc__TocContainer-c2gnov-5 hLObhf"><div><div title="Introduction" class="toc__TocEntry-c2gnov-1 jcCSEG"><svg viewBox="0 0 24 24" class="toc__TocChevron-c2gnov-0 isdBno" width="24" height="24"><title>Chevron Down</title><path transform="rotate(270, 12, 12)" fill-rule="evenodd" clip-rule="evenodd" d="M9 12C9 12.2652 9.10536 12.5196 9.29289 12.7071L13.2929 16.7071C13.6834 17.0976 14.3166 17.0976 14.7071 16.7071C15.0976 16.3166 15.0976 15.6834 14.7071 15.2929L11.4142 12L14.7071 8.70711C15.0976 8.31658 15.0976 7.68342 14.7071 7.29289C14.3166 6.90237 13.6834 6.90237 13.2929 7.29289L9.29289 11.2929C9.10536 11.4804 9 11.7348 9 12Z"></path></svg><span class="toc__TocHeader-c2gnov-2 cqPqff">Introduction</span></div><ul class="toc__TocSubpages-c2gnov-4 FcGip"><div><li><div title="Introduction" class="toc__TocEntry-c2gnov-1 bdPEit"><div class="toc__TocLink-c2gnov-3 cowmvG"><a title="Introduction" href="/react-map-gl/docs">Introduction</a></div></div></li></div><div><li><div title="What's new" class="toc__TocEntry-c2gnov-1 bdPEit"><div class="toc__TocLink-c2gnov-3 cowmvG"><a title="What's new" href="/react-map-gl/docs/whats-new">What's new</a></div></div></li></div><div><li><div title="Upgrade Guide" class="toc__TocEntry-c2gnov-1 bdPEit"><div class="toc__TocLink-c2gnov-3 cowmvG"><a title="Upgrade Guide" href="/react-map-gl/docs/upgrade-guide">Upgrade Guide</a></div></div></li></div><div><li><div title="Contributing to react-map-gl" class="toc__TocEntry-c2gnov-1 bdPEit"><div class="toc__TocLink-c2gnov-3 cowmvG"><a title="Contributing to react-map-gl" href="/react-map-gl/docs/contributing">Contributing to react-map-gl</a></div></div></li></div></ul></div><div><div title="Developer Guide" class="toc__TocEntry-c2gnov-1 dkfbFn"><svg viewBox="0 0 24 24" class="toc__TocChevron-c2gnov-0 isdBno" width="24" height="24"><title>Chevron Down</title><path transform="rotate(270, 12, 12)" fill-rule="evenodd" clip-rule="evenodd" d="M9 12C9 12.2652 9.10536 12.5196 9.29289 12.7071L13.2929 16.7071C13.6834 17.0976 14.3166 17.0976 14.7071 16.7071C15.0976 16.3166 15.0976 15.6834 14.7071 15.2929L11.4142 12L14.7071 8.70711C15.0976 8.31658 15.0976 7.68342 14.7071 7.29289C14.3166 6.90237 13.6834 6.90237 13.2929 7.29289L9.29289 11.2929C9.10536 11.4804 9 11.7348 9 12Z"></path></svg><span class="toc__TocHeader-c2gnov-2 cqPqff">Developer Guide</span></div><ul class="toc__TocSubpages-c2gnov-4 FcGip"><div><li><div title="Get Started" class="toc__TocEntry-c2gnov-1 bdPEit"><div class="toc__TocLink-c2gnov-3 cowmvG"><a title="Get Started" href="/react-map-gl/docs/get-started/get-started">Get Started</a></div></div></li></div><div><li><div title="About Mapbox Tokens" class="toc__TocEntry-c2gnov-1 bdPEit"><div class="toc__TocLink-c2gnov-3 cowmvG"><a title="About Mapbox Tokens" href="/react-map-gl/docs/get-started/mapbox-tokens">About Mapbox Tokens</a></div></div></li></div><div><li><div title="State Management" class="toc__TocEntry-c2gnov-1 bdPEit"><div class="toc__TocLink-c2gnov-3 cowmvG"><a title="State Management" href="/react-map-gl/docs/get-started/state-management">State Management</a></div></div></li></div><div><li><div title="Viewport Transition" class="toc__TocEntry-c2gnov-1 bdPEit"><div class="toc__TocLink-c2gnov-3 cowmvG"><a title="Viewport Transition" href="/react-map-gl/docs/advanced/viewport-transition">Viewport Transition</a></div></div></li></div><div><li><div title="FAQ" class="toc__TocEntry-c2gnov-1 bdPEit"><div class="toc__TocLink-c2gnov-3 cowmvG"><a title="FAQ" href="/react-map-gl/docs/get-started/faq">FAQ</a></div></div></li></div><div><li><div title="Adding Custom Data" class="toc__TocEntry-c2gnov-1 bdPEit"><div class="toc__TocLink-c2gnov-3 cowmvG"><a title="Adding Custom Data" href="/react-map-gl/docs/get-started/adding-custom-data">Adding Custom Data</a></div></div></li></div><div><li><div title="Custom Components" class="toc__TocEntry-c2gnov-1 bdPEit"><div class="toc__TocLink-c2gnov-3 cowmvG"><a title="Custom Components" href="/react-map-gl/docs/advanced/custom-components">Custom Components</a></div></div></li></div><div><li><div title="Custom Map Controller" class="toc__TocEntry-c2gnov-1 bdPEit"><div class="toc__TocLink-c2gnov-3 cowmvG"><a title="Custom Map Controller" href="/react-map-gl/docs/advanced/custom-map-controller">Custom Map Controller</a></div></div></li></div></ul></div><div><div title="API Reference" class="toc__TocEntry-c2gnov-1 dkfbFn"><svg viewBox="0 0 24 24" class="toc__TocChevron-c2gnov-0 ljEIIX" width="24" height="24"><title>Chevron Down</title><path transform="rotate(270, 12, 12)" fill-rule="evenodd" clip-rule="evenodd" d="M9 12C9 12.2652 9.10536 12.5196 9.29289 12.7071L13.2929 16.7071C13.6834 17.0976 14.3166 17.0976 14.7071 16.7071C15.0976 16.3166 15.0976 15.6834 14.7071 15.2929L11.4142 12L14.7071 8.70711C15.0976 8.31658 15.0976 7.68342 14.7071 7.29289C14.3166 6.90237 13.6834 6.90237 13.2929 7.29289L9.29289 11.2929C9.10536 11.4804 9 11.7348 9 12Z"></path></svg><span class="toc__TocHeader-c2gnov-2 cqPqff">API Reference</span></div><ul class="toc__TocSubpages-c2gnov-4 ikvPao"><div><li><div title="AttributionControl" class="toc__TocEntry-c2gnov-1 bdPEit"><div class="toc__TocLink-c2gnov-3 cowmvG"><a title="AttributionControl" href="/react-map-gl/docs/api-reference/attribution-control">AttributionControl</a></div></div></li></div><div><li><div title="CanvasOverlay" class="toc__TocEntry-c2gnov-1 bdPEit"><div class="toc__TocLink-c2gnov-3 cowmvG"><a title="CanvasOverlay" href="/react-map-gl/docs/api-reference/canvas-overlay">CanvasOverlay</a></div></div></li></div><div><li><div title="FlyToInterpolator" class="toc__TocEntry-c2gnov-1 bdPEit"><div class="toc__TocLink-c2gnov-3 cowmvG"><a title="FlyToInterpolator" href="/react-map-gl/docs/api-reference/fly-to-interpolator">FlyToInterpolator</a></div></div></li></div><div><li><div title="FullscreenControl" class="toc__TocEntry-c2gnov-1 bdPEit"><div class="toc__TocLink-c2gnov-3 cowmvG"><a title="FullscreenControl" href="/react-map-gl/docs/api-reference/fullscreen-control">FullscreenControl</a></div></div></li></div><div><li><div title="GeolocateControl" class="toc__TocEntry-c2gnov-1 bdPEit"><div class="toc__TocLink-c2gnov-3 cowmvG"><a title="GeolocateControl" href="/react-map-gl/docs/api-reference/geolocate-control">GeolocateControl</a></div></div></li></div><div><li><div title="HTMLOverlay" class="toc__TocEntry-c2gnov-1 bdPEit"><div class="toc__TocLink-c2gnov-3 cowmvG"><a title="HTMLOverlay" href="/react-map-gl/docs/api-reference/html-overlay">HTMLOverlay</a></div></div></li></div><div><li><div title="InteractiveMap" class="toc__TocEntry-c2gnov-1 bdPEit"><div class="toc__TocLink-c2gnov-3 cowmvG"><a title="InteractiveMap" href="/react-map-gl/docs/api-reference/interactive-map">InteractiveMap</a></div></div></li></div><div><li><div title="Layer" class="toc__TocEntry-c2gnov-1 bdPEit"><div class="toc__TocLink-c2gnov-3 cowmvG"><a title="Layer" href="/react-map-gl/docs/api-reference/layer">Layer</a></div></div></li></div><div><li><div title="LinearInterpolator" class="toc__TocEntry-c2gnov-1 bdPEit"><div class="toc__TocLink-c2gnov-3 cowmvG"><a title="LinearInterpolator" href="/react-map-gl/docs/api-reference/linear-interpolator">LinearInterpolator</a></div></div></li></div><div><li><div title="MapContext" class="toc__TocEntry-c2gnov-1 bdPEit"><div class="toc__TocLink-c2gnov-3 eYbFBV"><a aria-current="page" title="MapContext" class="" href="/react-map-gl/docs/api-reference/map-context">MapContext</a></div></div></li></div><div><li><div title="MapController" class="toc__TocEntry-c2gnov-1 bdPEit"><div class="toc__TocLink-c2gnov-3 cowmvG"><a title="MapController" href="/react-map-gl/docs/api-reference/map-controller">MapController</a></div></div></li></div><div><li><div title="Marker" class="toc__TocEntry-c2gnov-1 bdPEit"><div class="toc__TocLink-c2gnov-3 cowmvG"><a title="Marker" href="/react-map-gl/docs/api-reference/marker">Marker</a></div></div></li></div><div><li><div title="NavigationControl" class="toc__TocEntry-c2gnov-1 bdPEit"><div class="toc__TocLink-c2gnov-3 cowmvG"><a title="NavigationControl" href="/react-map-gl/docs/api-reference/navigation-control">NavigationControl</a></div></div></li></div><div><li><div title="PointerEvent" class="toc__TocEntry-c2gnov-1 bdPEit"><div class="toc__TocLink-c2gnov-3 cowmvG"><a title="PointerEvent" href="/react-map-gl/docs/api-reference/pointer-event">PointerEvent</a></div></div></li></div><div><li><div title="Popup" class="toc__TocEntry-c2gnov-1 bdPEit"><div class="toc__TocLink-c2gnov-3 cowmvG"><a title="Popup" href="/react-map-gl/docs/api-reference/popup">Popup</a></div></div></li></div><div><li><div title="ScaleControl" class="toc__TocEntry-c2gnov-1 bdPEit"><div class="toc__TocLink-c2gnov-3 cowmvG"><a title="ScaleControl" href="/react-map-gl/docs/api-reference/scale-control">ScaleControl</a></div></div></li></div><div><li><div title="Source" class="toc__TocEntry-c2gnov-1 bdPEit"><div class="toc__TocLink-c2gnov-3 cowmvG"><a title="Source" href="/react-map-gl/docs/api-reference/source">Source</a></div></div></li></div><div><li><div title="StaticMap" class="toc__TocEntry-c2gnov-1 bdPEit"><div class="toc__TocLink-c2gnov-3 cowmvG"><a title="StaticMap" href="/react-map-gl/docs/api-reference/static-map">StaticMap</a></div></div></li></div><div><li><div title="SVGOverlay" class="toc__TocEntry-c2gnov-1 bdPEit"><div class="toc__TocLink-c2gnov-3 cowmvG"><a title="SVGOverlay" href="/react-map-gl/docs/api-reference/svg-overlay">SVGOverlay</a></div></div></li></div><div><li><div title="WebMercatorViewport" class="toc__TocEntry-c2gnov-1 bdPEit"><div class="toc__TocLink-c2gnov-3 cowmvG"><a title="WebMercatorViewport" href="/react-map-gl/docs/api-reference/web-mercator-viewport">WebMercatorViewport</a></div></div></li></div></ul></div></div><div class="body__BodyContainerToC-lvm4v2-1 idNLwm"><div style="position:relative"><div class="typography__MarkdownBody-sc-1pmaksm-11 iTIrjR"><h1 id="mapcontext" style="position:relative" class="typography__H1-sc-1pmaksm-2 dMTgn"><a href="#mapcontext" aria-label="mapcontext permalink" class="typography__A-sc-1pmaksm-0 dvhuEd anchor before"><svg aria-hidden="true" focusable="false" height="16" version="1.1" viewBox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"></path></svg></a>MapContext</h1><p class="typography__P-sc-1pmaksm-8 cncNYa"><img src="https://img.shields.io/badge/since-v5.3-green" alt="Since v5.3" class="typography__Img-sc-1pmaksm-15 hBeZII"/></p><p class="typography__P-sc-1pmaksm-8 cncNYa"><code class="typography__InlineCode-sc-1pmaksm-12 egvBsN language-text">MapContext</code> allows components to interact with <code class="typography__InlineCode-sc-1pmaksm-12 egvBsN language-text">InteractiveMap</code> or <code class="typography__InlineCode-sc-1pmaksm-12 egvBsN language-text">StaticMap</code> via React's <a href="https://reactjs.org/docs/context.html" class="typography__A-sc-1pmaksm-0 dvhuEd">context</a> API.</p><div class="gatsby-highlight" data-language="js"><pre class="typography__Pre-sc-1pmaksm-14 fPGooQ language-js"><code class="typography__InlineCode-sc-1pmaksm-12 egvBsN language-js"><span class="token keyword">import</span> <span class="token operator">*</span> <span class="token keyword">as</span> React <span class="token keyword">from</span> <span class="token string">'react'</span><span class="token punctuation">;</span>
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<span class="token keyword">import</span> MapGL<span class="token punctuation">,</span> <span class="token punctuation">{</span>MapContext<span class="token punctuation">}</span> <span class="token keyword">from</span> <span class="token string">'react-map-gl'</span><span class="token punctuation">;</span>
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<span class="token keyword">function</span> <span class="token function">CurrentZoomLevel</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
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<span class="token keyword">const</span> context <span class="token operator">=</span> React<span class="token punctuation">.</span><span class="token function">useContext</span><span class="token punctuation">(</span>MapContext<span class="token punctuation">)</span><span class="token punctuation">;</span>
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<span class="token keyword">return</span> <span class="token operator"><</span>div<span class="token operator">></span><span class="token punctuation">{</span>context<span class="token punctuation">.</span>viewport<span class="token punctuation">.</span>zoom<span class="token punctuation">}</span><span class="token operator"><</span><span class="token operator">/</span>div<span class="token operator">></span><span class="token punctuation">;</span>
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<span class="token punctuation">}</span>
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<span class="token keyword">function</span> <span class="token function">App</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
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<span class="token keyword">return</span> <span class="token punctuation">(</span>
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<span class="token operator"><</span>MapGL latitude<span class="token operator">=</span><span class="token punctuation">{</span><span class="token number">37.78</span><span class="token punctuation">}</span> longitude<span class="token operator">=</span><span class="token punctuation">{</span><span class="token operator">-</span><span class="token number">122.41</span><span class="token punctuation">}</span> zoom<span class="token operator">=</span><span class="token punctuation">{</span><span class="token number">8</span><span class="token punctuation">}</span><span class="token operator">></span>
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<span class="token operator"><</span>div style<span class="token operator">=</span><span class="token punctuation">{</span><span class="token punctuation">{</span>position<span class="token operator">:</span> <span class="token string">'absolute'</span><span class="token punctuation">,</span> right<span class="token operator">:</span> <span class="token number">20</span><span class="token punctuation">,</span> bottom<span class="token operator">:</span> <span class="token number">20</span><span class="token punctuation">}</span><span class="token punctuation">}</span><span class="token operator">></span>
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<span class="token operator"><</span>CurrentZoomLevel <span class="token operator">/</span><span class="token operator">></span>
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<span class="token operator"><</span><span class="token operator">/</span>div<span class="token operator">></span>
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<span class="token operator"><</span><span class="token operator">/</span>MapGL<span class="token operator">></span>
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<span class="token punctuation">)</span><span class="token punctuation">;</span>
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<span class="token punctuation">}</span></code></pre></div><p class="typography__P-sc-1pmaksm-8 cncNYa">It is also possible to consume <code class="typography__InlineCode-sc-1pmaksm-12 egvBsN language-text">MapContext</code> outside the map component, if you render your own <code class="typography__InlineCode-sc-1pmaksm-12 egvBsN language-text">Provider</code>. Note that not all context fields are available if you use it this way.</p><div class="gatsby-highlight" data-language="js"><pre class="typography__Pre-sc-1pmaksm-14 fPGooQ language-js"><code class="typography__InlineCode-sc-1pmaksm-12 egvBsN language-js"><span class="token keyword">import</span> <span class="token operator">*</span> <span class="token keyword">as</span> React <span class="token keyword">from</span> <span class="token string">'react'</span><span class="token punctuation">;</span>
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<span class="token keyword">import</span> MapGL<span class="token punctuation">,</span> <span class="token punctuation">{</span>MapContext<span class="token punctuation">}</span> <span class="token keyword">from</span> <span class="token string">'react-map-gl'</span><span class="token punctuation">;</span>
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<span class="token keyword">function</span> <span class="token function">MyComponent</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
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<span class="token keyword">const</span> <span class="token punctuation">{</span>map<span class="token punctuation">}</span> <span class="token operator">=</span> React<span class="token punctuation">.</span><span class="token function">useContext</span><span class="token punctuation">(</span>MapContext<span class="token punctuation">)</span><span class="token punctuation">;</span>
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<span class="token keyword">if</span> <span class="token punctuation">(</span>map<span class="token punctuation">)</span> <span class="token punctuation">{</span>
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<span class="token comment">// do something</span>
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<span class="token punctuation">}</span>
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<span class="token keyword">return</span> <span class="token keyword">null</span><span class="token punctuation">;</span>
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<span class="token punctuation">}</span>
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<span class="token keyword">function</span> <span class="token function">App</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
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<span class="token keyword">return</span> <span class="token punctuation">(</span>
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<span class="token operator"><</span>MapContext<span class="token punctuation">.</span>Provider<span class="token operator">></span>
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<span class="token operator"><</span>div<span class="token operator">></span>
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<span class="token operator"><</span>MapGL latitude<span class="token operator">=</span><span class="token punctuation">{</span><span class="token number">37.78</span><span class="token punctuation">}</span> longitude<span class="token operator">=</span><span class="token punctuation">{</span><span class="token operator">-</span><span class="token number">122.41</span><span class="token punctuation">}</span> zoom<span class="token operator">=</span><span class="token punctuation">{</span><span class="token number">8</span><span class="token punctuation">}</span><span class="token operator">></span>
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<span class="token operator"><</span>div style<span class="token operator">=</span><span class="token punctuation">{</span><span class="token punctuation">{</span>position<span class="token operator">:</span> <span class="token string">'absolute'</span><span class="token punctuation">,</span> right<span class="token operator">:</span> <span class="token number">20</span><span class="token punctuation">,</span> bottom<span class="token operator">:</span> <span class="token number">20</span><span class="token punctuation">}</span><span class="token punctuation">}</span><span class="token operator">></span>
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<span class="token operator"><</span>CurrentZoomLevel <span class="token operator">/</span><span class="token operator">></span>
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<span class="token operator"><</span><span class="token operator">/</span>div<span class="token operator">></span>
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<span class="token operator"><</span><span class="token operator">/</span>MapGL<span class="token operator">></span>
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<span class="token operator"><</span>div<span class="token operator">></span>
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<span class="token operator"><</span>MyComponent <span class="token operator">/</span><span class="token operator">></span>
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<span class="token operator"><</span><span class="token operator">/</span>div<span class="token operator">></span>
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<span class="token operator"><</span><span class="token operator">/</span>div<span class="token operator">></span>
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<span class="token operator"><</span><span class="token operator">/</span>MapContext<span class="token punctuation">.</span>Provider<span class="token operator">></span>
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<span class="token punctuation">)</span><span class="token punctuation">;</span>
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<span class="token punctuation">}</span></code></pre></div><h2 style="position:relative" id="fields" class="typography__H2-sc-1pmaksm-3 jYCwIr"><a href="#fields" aria-label="fields permalink" class="typography__A-sc-1pmaksm-0 dvhuEd anchor before"><svg aria-hidden="true" focusable="false" height="16" version="1.1" viewBox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"></path></svg></a>Fields</h2><p class="typography__P-sc-1pmaksm-8 cncNYa">The context value object may contain the following fields:</p><ul class="typography__List-sc-1pmaksm-9 hsOfQe"><li class="typography__ListItem-sc-1pmaksm-10 kVRSNy"><code class="typography__InlineCode-sc-1pmaksm-12 egvBsN language-text">map</code> (Map) - the mapbox-gl <a href="(https://www.mapbox.com/mapbox-gl-js/api/#map)" class="typography__A-sc-1pmaksm-0 dvhuEd">Map</a> instance</li><li class="typography__ListItem-sc-1pmaksm-10 kVRSNy"><code class="typography__InlineCode-sc-1pmaksm-12 egvBsN language-text">viewport</code> (WebMercatorViewport) - the current viewport</li><li class="typography__ListItem-sc-1pmaksm-10 kVRSNy"><code class="typography__InlineCode-sc-1pmaksm-12 egvBsN language-text">container</code> (HTMLDivElement) - the outer container of the map component</li><li class="typography__ListItem-sc-1pmaksm-10 kVRSNy"><code class="typography__InlineCode-sc-1pmaksm-12 egvBsN language-text">onViewportChange</code> (Function) - a callback invoked when a map control requests a viewport change, with the signature <code class="typography__InlineCode-sc-1pmaksm-12 egvBsN language-text">onViewportChange(viewState, interactionState, oldViewState)</code></li><li class="typography__ListItem-sc-1pmaksm-10 kVRSNy"><code class="typography__InlineCode-sc-1pmaksm-12 egvBsN language-text">onViewStateChange</code> (Function) - an alternative callback invoked when a map control requests a viewport change, with the signature <code class="typography__InlineCode-sc-1pmaksm-12 egvBsN language-text">onViewStateChange({viewState, interactionState, oldViewState})</code></li><li class="typography__ListItem-sc-1pmaksm-10 kVRSNy"><code class="typography__InlineCode-sc-1pmaksm-12 egvBsN language-text">eventManager</code> (EventManager) - an <a href="https://uber-web.github.io/mjolnir.js/docs/api-reference/event-manager" class="typography__A-sc-1pmaksm-0 dvhuEd">EventManager</a> instance used to register all interactive events</li></ul><h2 style="position:relative" id="source" class="typography__H2-sc-1pmaksm-3 jYCwIr"><a href="#source" aria-label="source permalink" class="typography__A-sc-1pmaksm-0 dvhuEd anchor before"><svg aria-hidden="true" focusable="false" height="16" version="1.1" viewBox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"></path></svg></a>Source</h2><p class="typography__P-sc-1pmaksm-8 cncNYa"><a href="https://github.com/visgl/react-map-gl/tree/6.1-release/src/components/map-context.js" class="typography__A-sc-1pmaksm-0 dvhuEd">map-context.js</a></p></div></div></div></div></div></div><div id="gatsby-announcer" style="position:absolute;top:0;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0, 0, 0, 0);white-space:nowrap;border:0" aria-live="assertive" aria-atomic="true"></div></div><script id="gatsby-script-loader">/*<![CDATA[*/window.pagePath="/docs/api-reference/map-context";/*]]>*/</script><script id="gatsby-chunk-mapping">/*<![CDATA[*/window.___chunkMapping={"polyfill":["/polyfill-27d1c1f505dad8dcb0bf.js"],"app":["/app-0a6cd70b3a4e82f6df12.js"],"component---examples-clusters-src-app-js":["/component---examples-clusters-src-app-js-346e4b3ce834a2a59abd.js"],"component---examples-controls-src-app-js":["/component---examples-controls-src-app-js-514d86f5f5bb530818ca.js"],"component---examples-custom-cursor-src-app-js":["/component---examples-custom-cursor-src-app-js-7353428ea7993bffe6ca.js"],"component---examples-draggable-markers-src-app-js":["/component---examples-draggable-markers-src-app-js-750aa1fd5d8ef7c5deb5.js"],"component---examples-draw-polygon-src-app-js":["/component---examples-draw-polygon-src-app-js-86d6f9fd87d1e260e722.js"],"component---examples-filter-src-app-js":["/component---examples-filter-src-app-js-34d8eea6aa3da822f4d4.js"],"component---examples-geojson-animation-src-app-js":["/component---examples-geojson-animation-src-app-js-80242668b41d1c5a100c.js"],"component---examples-geojson-src-app-js":["/component---examples-geojson-src-app-js-825f697ecfa8c8d3744d.js"],"component---examples-heatmap-src-app-js":["/component---examples-heatmap-src-app-js-5f78c7d3f8bebcd578e3.js"],"component---examples-interaction-src-app-js":["/component---examples-interaction-src-app-js-f2d0479e7c40dac7abd5.js"],"component---examples-layers-src-app-js":["/component---examples-layers-src-app-js-3a34e0db161255746f46.js"],"component---examples-locate-user-src-app-js":["/component---examples-locate-user-src-app-js-7138f5bd4ddb502f4dac.js"],"component---examples-viewport-animation-src-app-js":["/component---examples-viewport-animation-src-app-js-42744c71b0627e33aa9e.js"],"component---examples-zoom-to-bounds-src-app-js":["/component---examples-zoom-to-bounds-src-app-js-1def9cc28e934bb7168d.js"],"component---node-modules-gatsby-theme-ocular-src-react-templates-documentation-jsx":["/component---node-modules-gatsby-theme-ocular-src-react-templates-documentation-jsx-3f8c560eb969cc5b14e5.js"],"component---node-modules-gatsby-theme-ocular-src-react-templates-examples-jsx":["/component---node-modules-gatsby-theme-ocular-src-react-templates-examples-jsx-861d77d9a70335a1bb15.js"],"component---node-modules-gatsby-theme-ocular-src-react-templates-search-jsx":["/component---node-modules-gatsby-theme-ocular-src-react-templates-search-jsx-afa6fbf60f75ba79c6b1.js"],"component---src-home-js":["/component---src-home-js-0e560ad72d6d2996f9f7.js"]};/*]]>*/</script><script src="/react-map-gl/polyfill-27d1c1f505dad8dcb0bf.js" nomodule=""></script><script src="/react-map-gl/component---node-modules-gatsby-theme-ocular-src-react-templates-documentation-jsx-3f8c560eb969cc5b14e5.js" async=""></script><script src="/react-map-gl/app-0a6cd70b3a4e82f6df12.js" async=""></script><script src="/react-map-gl/framework-cc409ead3d26361b9ba0.js" async=""></script><script src="/react-map-gl/webpack-runtime-0627bca3e236f05026c1.js" async=""></script></body></html> |