react-map-gl/docs/api-reference/use-control.html

16 lines
49 KiB
HTML
Raw Blame History

This file contains invisible Unicode characters

This file contains invisible Unicode characters that are indistinguishable to humans but may be processed differently by a computer. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

<!doctype html>
<html lang="en" dir="ltr" class="docs-wrapper docs-doc-page docs-version-current plugin-docs plugin-id-default docs-doc-id-api-reference/use-control">
<head>
<meta charset="UTF-8">
<meta name="generator" content="Docusaurus v2.4.1">
<title data-rh="true">useControl | React Map GL</title><meta data-rh="true" name="viewport" content="width=device-width,initial-scale=1"><meta data-rh="true" name="twitter:card" content="summary_large_image"><meta data-rh="true" property="og:url" content="https://visgl.github.io/react-map-gl/docs/api-reference/use-control"><meta data-rh="true" name="docusaurus_locale" content="en"><meta data-rh="true" name="docsearch:language" content="en"><meta data-rh="true" name="docusaurus_version" content="current"><meta data-rh="true" name="docusaurus_tag" content="docs-default-current"><meta data-rh="true" name="docsearch:version" content="current"><meta data-rh="true" name="docsearch:docusaurus_tag" content="docs-default-current"><meta data-rh="true" property="og:title" content="useControl | React Map GL"><meta data-rh="true" name="description" content="The useControl hook is used to create React wrappers for custom map controls."><meta data-rh="true" property="og:description" content="The useControl hook is used to create React wrappers for custom map controls."><link data-rh="true" rel="icon" href="/react-map-gl/favicon.ico"><link data-rh="true" rel="canonical" href="https://visgl.github.io/react-map-gl/docs/api-reference/use-control"><link data-rh="true" rel="alternate" href="https://visgl.github.io/react-map-gl/docs/api-reference/use-control" hreflang="en"><link data-rh="true" rel="alternate" href="https://visgl.github.io/react-map-gl/docs/api-reference/use-control" hreflang="x-default"><link rel="stylesheet" href="/react-map-gl/assets/css/styles.0a7fd3ef.css">
<link rel="preload" href="/react-map-gl/assets/js/runtime~main.3608bb75.js" as="script">
<link rel="preload" href="/react-map-gl/assets/js/main.c72ab2fe.js" as="script">
</head>
<body class="navigation-with-keyboard">
<script>!function(){function t(t){document.documentElement.setAttribute("data-theme",t)}var e=function(){var t=null;try{t=new URLSearchParams(window.location.search).get("docusaurus-theme")}catch(t){}return t}()||function(){var t=null;try{t=localStorage.getItem("theme")}catch(t){}return t}();t(null!==e?e:"light")}()</script><div id="__docusaurus">
<div role="region" aria-label="Skip to main content"><a class="skipToContent_fXgn" href="#__docusaurus_skipToContent_fallback">Skip to main content</a></div><nav aria-label="Main" class="navbar navbar--fixed-top"><div class="navbar__inner"><div class="navbar__items"><button aria-label="Toggle navigation bar" aria-expanded="false" class="navbar__toggle clean-btn" type="button"><svg width="30" height="30" viewBox="0 0 30 30" aria-hidden="true"><path stroke="currentColor" stroke-linecap="round" stroke-miterlimit="10" stroke-width="2" d="M4 7h22M4 15h22M4 23h22"></path></svg></button><a class="navbar__brand" href="/react-map-gl/"><div class="navbar__logo"><img src="/react-map-gl/images/visgl-logo-dark.png" alt="vis.gl Logo" class="themedImage_ToTc themedImage--light_HNdA"><img src="/react-map-gl/images/visgl-logo-light.png" alt="vis.gl Logo" class="themedImage_ToTc themedImage--dark_i4oU"></div><b class="navbar__title text--truncate">react-map-gl</b></a><a class="navbar__item navbar__link" href="/react-map-gl/examples">Examples</a><a aria-current="page" class="navbar__item navbar__link navbar__link--active" href="/react-map-gl/docs">Docs</a></div><div class="navbar__items navbar__items--right"><a href="https://github.com/visgl/react-map-gl" target="_blank" rel="noopener noreferrer" class="navbar__item navbar__link">GitHub<svg width="13.5" height="13.5" aria-hidden="true" viewBox="0 0 24 24" class="iconExternalLink_nPIU"><path fill="currentColor" d="M21 13v10h-21v-19h12v2h-10v15h17v-8h2zm3-12h-10.988l4.035 4-6.977 7.07 2.828 2.828 6.977-7.07 4.125 4.172v-11z"></path></svg></a><div class="toggle_vylO colorModeToggle_DEke"><button class="clean-btn toggleButton_gllP toggleButtonDisabled_aARS" type="button" disabled="" title="Switch between dark and light mode (currently light mode)" aria-label="Switch between dark and light mode (currently light mode)" aria-live="polite"><svg viewBox="0 0 24 24" width="24" height="24" class="lightToggleIcon_pyhR"><path fill="currentColor" d="M12,9c1.65,0,3,1.35,3,3s-1.35,3-3,3s-3-1.35-3-3S10.35,9,12,9 M12,7c-2.76,0-5,2.24-5,5s2.24,5,5,5s5-2.24,5-5 S14.76,7,12,7L12,7z M2,13l2,0c0.55,0,1-0.45,1-1s-0.45-1-1-1l-2,0c-0.55,0-1,0.45-1,1S1.45,13,2,13z M20,13l2,0c0.55,0,1-0.45,1-1 s-0.45-1-1-1l-2,0c-0.55,0-1,0.45-1,1S19.45,13,20,13z M11,2v2c0,0.55,0.45,1,1,1s1-0.45,1-1V2c0-0.55-0.45-1-1-1S11,1.45,11,2z M11,20v2c0,0.55,0.45,1,1,1s1-0.45,1-1v-2c0-0.55-0.45-1-1-1C11.45,19,11,19.45,11,20z M5.99,4.58c-0.39-0.39-1.03-0.39-1.41,0 c-0.39,0.39-0.39,1.03,0,1.41l1.06,1.06c0.39,0.39,1.03,0.39,1.41,0s0.39-1.03,0-1.41L5.99,4.58z M18.36,16.95 c-0.39-0.39-1.03-0.39-1.41,0c-0.39,0.39-0.39,1.03,0,1.41l1.06,1.06c0.39,0.39,1.03,0.39,1.41,0c0.39-0.39,0.39-1.03,0-1.41 L18.36,16.95z M19.42,5.99c0.39-0.39,0.39-1.03,0-1.41c-0.39-0.39-1.03-0.39-1.41,0l-1.06,1.06c-0.39,0.39-0.39,1.03,0,1.41 s1.03,0.39,1.41,0L19.42,5.99z M7.05,18.36c0.39-0.39,0.39-1.03,0-1.41c-0.39-0.39-1.03-0.39-1.41,0l-1.06,1.06 c-0.39,0.39-0.39,1.03,0,1.41s1.03,0.39,1.41,0L7.05,18.36z"></path></svg><svg viewBox="0 0 24 24" width="24" height="24" class="darkToggleIcon_wfgR"><path fill="currentColor" d="M9.37,5.51C9.19,6.15,9.1,6.82,9.1,7.5c0,4.08,3.32,7.4,7.4,7.4c0.68,0,1.35-0.09,1.99-0.27C17.45,17.19,14.93,19,12,19 c-3.86,0-7-3.14-7-7C5,9.07,6.81,6.55,9.37,5.51z M12,3c-4.97,0-9,4.03-9,9s4.03,9,9,9s9-4.03,9-9c0-0.46-0.04-0.92-0.1-1.36 c-0.98,1.37-2.58,2.26-4.4,2.26c-2.98,0-5.4-2.42-5.4-5.4c0-1.81,0.89-3.42,2.26-4.4C12.92,3.04,12.46,3,12,3L12,3z"></path></svg></button></div><div class="searchBox_ZlJk"><div class="navbar__search searchBarContainer_NW3z"><input placeholder="Search" aria-label="Search" class="navbar__search-input"><div class="loadingRing_RJI3 searchBarLoadingRing_YnHq"><div></div><div></div><div></div><div></div></div></div></div></div></div><div role="presentation" class="navbar-sidebar__backdrop"></div></nav><div id="__docusaurus_skipToContent_fallback" class="main-wrapper mainWrapper_z2l0 docsWrapper_BCFX"><button aria-label="Scroll back to top" class="clean-btn theme-back-to-top-button backToTopButton_sjWU" type="button"></button><div class="docPage__5DB"><aside class="theme-doc-sidebar-container docSidebarContainer_b6E3"><div class="sidebarViewport_Xe31"><div class="sidebar_njMd"><nav aria-label="Docs sidebar" class="menu thin-scrollbar menu_SIkG"><ul class="theme-doc-sidebar-menu menu__list"><li class="theme-doc-sidebar-item-category theme-doc-sidebar-item-category-level-1 menu__list-item menu__list-item--collapsed"><div class="menu__list-item-collapsible"><a class="menu__link menu__link--sublist menu__link--sublist-caret" aria-expanded="false" href="/react-map-gl/docs">Overview</a></div></li><li class="theme-doc-sidebar-item-category theme-doc-sidebar-item-category-level-1 menu__list-item menu__list-item--collapsed"><div class="menu__list-item-collapsible"><a class="menu__link menu__link--sublist menu__link--sublist-caret" aria-expanded="false" href="/react-map-gl/docs/get-started">Developer Guide</a></div></li><li class="theme-doc-sidebar-item-category theme-doc-sidebar-item-category-level-1 menu__list-item"><div class="menu__list-item-collapsible"><a class="menu__link menu__link--sublist menu__link--sublist-caret menu__link--active" aria-expanded="true" href="/react-map-gl/docs/api-reference/map">API Reference</a></div><ul style="display:block;overflow:visible;height:auto" class="menu__list"><li class="theme-doc-sidebar-item-link theme-doc-sidebar-item-link-level-2 menu__list-item"><a class="menu__link" tabindex="0" href="/react-map-gl/docs/api-reference/map">default (Map)</a></li><li class="theme-doc-sidebar-item-link theme-doc-sidebar-item-link-level-2 menu__list-item"><a class="menu__link" tabindex="0" href="/react-map-gl/docs/api-reference/attribution-control">AttributionControl</a></li><li class="theme-doc-sidebar-item-link theme-doc-sidebar-item-link-level-2 menu__list-item"><a class="menu__link" tabindex="0" href="/react-map-gl/docs/api-reference/fullscreen-control">FullscreenControl</a></li><li class="theme-doc-sidebar-item-link theme-doc-sidebar-item-link-level-2 menu__list-item"><a class="menu__link" tabindex="0" href="/react-map-gl/docs/api-reference/geolocate-control">GeolocateControl</a></li><li class="theme-doc-sidebar-item-link theme-doc-sidebar-item-link-level-2 menu__list-item"><a class="menu__link" tabindex="0" href="/react-map-gl/docs/api-reference/layer">Layer</a></li><li class="theme-doc-sidebar-item-link theme-doc-sidebar-item-link-level-2 menu__list-item"><a class="menu__link" tabindex="0" href="/react-map-gl/docs/api-reference/map-provider">MapProvider</a></li><li class="theme-doc-sidebar-item-link theme-doc-sidebar-item-link-level-2 menu__list-item"><a class="menu__link" tabindex="0" href="/react-map-gl/docs/api-reference/marker">Marker</a></li><li class="theme-doc-sidebar-item-link theme-doc-sidebar-item-link-level-2 menu__list-item"><a class="menu__link" tabindex="0" href="/react-map-gl/docs/api-reference/navigation-control">NavigationControl</a></li><li class="theme-doc-sidebar-item-link theme-doc-sidebar-item-link-level-2 menu__list-item"><a class="menu__link" tabindex="0" href="/react-map-gl/docs/api-reference/popup">Popup</a></li><li class="theme-doc-sidebar-item-link theme-doc-sidebar-item-link-level-2 menu__list-item"><a class="menu__link" tabindex="0" href="/react-map-gl/docs/api-reference/scale-control">ScaleControl</a></li><li class="theme-doc-sidebar-item-link theme-doc-sidebar-item-link-level-2 menu__list-item"><a class="menu__link" tabindex="0" href="/react-map-gl/docs/api-reference/source">Source</a></li><li class="theme-doc-sidebar-item-link theme-doc-sidebar-item-link-level-2 menu__list-item"><a class="menu__link menu__link--active" aria-current="page" tabindex="0" href="/react-map-gl/docs/api-reference/use-control">useControl</a></li><li class="theme-doc-sidebar-item-link theme-doc-sidebar-item-link-level-2 menu__list-item"><a class="menu__link" tabindex="0" href="/react-map-gl/docs/api-reference/use-map">useMap</a></li><li class="theme-doc-sidebar-item-link theme-doc-sidebar-item-link-level-2 menu__list-item"><a class="menu__link" tabindex="0" href="/react-map-gl/docs/api-reference/types">Types</a></li></ul></li></ul></nav></div></div></aside><main class="docMainContainer_gTbr"><div class="container padding-top--md padding-bottom--lg"><div class="row"><div class="col docItemCol_VOVn"><div class="docItemContainer_Djhp"><article><nav class="theme-doc-breadcrumbs breadcrumbsContainer_Z_bl" aria-label="Breadcrumbs"><ul class="breadcrumbs" itemscope="" itemtype="https://schema.org/BreadcrumbList"><li class="breadcrumbs__item"><a aria-label="Home page" class="breadcrumbs__link" href="/react-map-gl/"><svg viewBox="0 0 24 24" class="breadcrumbHomeIcon_YNFT"><path d="M10 19v-5h4v5c0 .55.45 1 1 1h3c.55 0 1-.45 1-1v-7h1.7c.46 0 .68-.57.33-.87L12.67 3.6c-.38-.34-.96-.34-1.34 0l-8.36 7.53c-.34.3-.13.87.33.87H5v7c0 .55.45 1 1 1h3c.55 0 1-.45 1-1z" fill="currentColor"></path></svg></a></li><li class="breadcrumbs__item"><span class="breadcrumbs__link">API Reference</span><meta itemprop="position" content="1"></li><li itemscope="" itemprop="itemListElement" itemtype="https://schema.org/ListItem" class="breadcrumbs__item breadcrumbs__item--active"><span class="breadcrumbs__link" itemprop="name">useControl</span><meta itemprop="position" content="2"></li></ul></nav><div class="tocCollapsible_ETCw theme-doc-toc-mobile tocMobile_ITEo"><button type="button" class="clean-btn tocCollapsibleButton_TO0P">On this page</button></div><div class="theme-doc-markdown markdown"><h1>useControl</h1><p>The <code>useControl</code> hook is used to create React wrappers for custom map controls.</p><div class="language-tsx codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#393A34;--prism-background-color:#f6f8fa"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-tsx codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#393A34"><span class="token keyword" style="color:#00009f">import</span><span class="token plain"> </span><span class="token imports maybe-class-name">MapboxDraw</span><span class="token plain"> </span><span class="token keyword" style="color:#00009f">from</span><span class="token plain"> </span><span class="token string" style="color:#e3116c">&#x27;@mapbox/mapbox-gl-draw&#x27;</span><span class="token punctuation" style="color:#393A34">;</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token keyword" style="color:#00009f">import</span><span class="token plain"> </span><span class="token known-class-name class-name">Map</span><span class="token punctuation" style="color:#393A34">,</span><span class="token plain"> </span><span class="token punctuation" style="color:#393A34">{</span><span class="token plain">useControl</span><span class="token punctuation" style="color:#393A34">}</span><span class="token plain"> </span><span class="token keyword" style="color:#00009f">from</span><span class="token plain"> </span><span class="token string" style="color:#e3116c">&#x27;react-map-gl&#x27;</span><span class="token punctuation" style="color:#393A34">;</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain" style="display:inline-block"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token keyword" style="color:#00009f">function</span><span class="token plain"> </span><span class="token function" style="color:#d73a49">DrawControl</span><span class="token punctuation" style="color:#393A34">(</span><span class="token plain">props</span><span class="token operator" style="color:#393A34">:</span><span class="token plain"> </span><span class="token maybe-class-name">DrawControlProps</span><span class="token punctuation" style="color:#393A34">)</span><span class="token plain"> </span><span class="token punctuation" style="color:#393A34">{</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> </span><span class="token function" style="color:#d73a49">useControl</span><span class="token punctuation" style="color:#393A34">(</span><span class="token punctuation" style="color:#393A34">(</span><span class="token punctuation" style="color:#393A34">)</span><span class="token plain"> </span><span class="token arrow operator" style="color:#393A34">=&gt;</span><span class="token plain"> </span><span class="token keyword" style="color:#00009f">new</span><span class="token plain"> </span><span class="token class-name">MapboxDraw</span><span class="token punctuation" style="color:#393A34">(</span><span class="token plain">props</span><span class="token punctuation" style="color:#393A34">)</span><span class="token punctuation" style="color:#393A34">,</span><span class="token plain"> </span><span class="token punctuation" style="color:#393A34">{</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> position</span><span class="token operator" style="color:#393A34">:</span><span class="token plain"> props</span><span class="token punctuation" style="color:#393A34">.</span><span class="token property-access">position</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> </span><span class="token punctuation" style="color:#393A34">}</span><span class="token punctuation" style="color:#393A34">)</span><span class="token punctuation" style="color:#393A34">;</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain" style="display:inline-block"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> </span><span class="token keyword" style="color:#00009f">return</span><span class="token plain"> </span><span class="token keyword" style="color:#00009f">null</span><span class="token punctuation" style="color:#393A34">;</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token punctuation" style="color:#393A34">}</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain" style="display:inline-block"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token keyword" style="color:#00009f">function</span><span class="token plain"> </span><span class="token function" style="color:#d73a49">App</span><span class="token punctuation" style="color:#393A34">(</span><span class="token punctuation" style="color:#393A34">)</span><span class="token plain"> </span><span class="token punctuation" style="color:#393A34">{</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> </span><span class="token keyword" style="color:#00009f">return</span><span class="token plain"> </span><span class="token punctuation" style="color:#393A34">(</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> </span><span class="token tag punctuation" style="color:#393A34">&lt;</span><span class="token tag class-name" style="color:#00009f">Map</span><span class="token tag" style="color:#00009f"></span><br></span><span class="token-line" style="color:#393A34"><span class="token tag" style="color:#00009f"> </span><span class="token tag attr-name" style="color:#00a4db">mapLib</span><span class="token tag script language-javascript script-punctuation punctuation" style="color:#393A34">=</span><span class="token tag script language-javascript punctuation" style="color:#393A34">{</span><span class="token tag script language-javascript keyword" style="color:#00009f">import</span><span class="token tag script language-javascript punctuation" style="color:#393A34">(</span><span class="token tag script language-javascript string" style="color:#e3116c">&#x27;mapbox-gl&#x27;</span><span class="token tag script language-javascript punctuation" style="color:#393A34">)</span><span class="token tag script language-javascript punctuation" style="color:#393A34">}</span><span class="token tag" style="color:#00009f"></span><br></span><span class="token-line" style="color:#393A34"><span class="token tag" style="color:#00009f"> </span><span class="token tag attr-name" style="color:#00a4db">initialViewState</span><span class="token tag script language-javascript script-punctuation punctuation" style="color:#393A34">=</span><span class="token tag script language-javascript punctuation" style="color:#393A34">{</span><span class="token tag script language-javascript punctuation" style="color:#393A34">{</span><span class="token tag script language-javascript" style="color:#00009f"></span><br></span><span class="token-line" style="color:#393A34"><span class="token tag script language-javascript" style="color:#00009f"> longitude</span><span class="token tag script language-javascript operator" style="color:#393A34">:</span><span class="token tag script language-javascript" style="color:#00009f"> </span><span class="token tag script language-javascript operator" style="color:#393A34">-</span><span class="token tag script language-javascript number" style="color:#36acaa">122.4</span><span class="token tag script language-javascript punctuation" style="color:#393A34">,</span><span class="token tag script language-javascript" style="color:#00009f"></span><br></span><span class="token-line" style="color:#393A34"><span class="token tag script language-javascript" style="color:#00009f"> latitude</span><span class="token tag script language-javascript operator" style="color:#393A34">:</span><span class="token tag script language-javascript" style="color:#00009f"> </span><span class="token tag script language-javascript number" style="color:#36acaa">37.8</span><span class="token tag script language-javascript punctuation" style="color:#393A34">,</span><span class="token tag script language-javascript" style="color:#00009f"></span><br></span><span class="token-line" style="color:#393A34"><span class="token tag script language-javascript" style="color:#00009f"> zoom</span><span class="token tag script language-javascript operator" style="color:#393A34">:</span><span class="token tag script language-javascript" style="color:#00009f"> </span><span class="token tag script language-javascript number" style="color:#36acaa">14</span><span class="token tag script language-javascript" style="color:#00009f"></span><br></span><span class="token-line" style="color:#393A34"><span class="token tag script language-javascript" style="color:#00009f"> </span><span class="token tag script language-javascript punctuation" style="color:#393A34">}</span><span class="token tag script language-javascript punctuation" style="color:#393A34">}</span><span class="token tag" style="color:#00009f"></span><br></span><span class="token-line" style="color:#393A34"><span class="token tag" style="color:#00009f"> </span><span class="token tag attr-name" style="color:#00a4db">mapStyle</span><span class="token tag attr-value punctuation attr-equals" style="color:#393A34">=</span><span class="token tag attr-value punctuation" style="color:#393A34">&quot;</span><span class="token tag attr-value" style="color:#e3116c">mapbox://styles/mapbox/satellite-v9</span><span class="token tag attr-value punctuation" style="color:#393A34">&quot;</span><span class="token tag" style="color:#00009f"></span><br></span><span class="token-line" style="color:#393A34"><span class="token tag" style="color:#00009f"> </span><span class="token tag punctuation" style="color:#393A34">&gt;</span><span class="token plain-text"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain-text"> </span><span class="token tag punctuation" style="color:#393A34">&lt;</span><span class="token tag class-name" style="color:#00009f">DrawControl</span><span class="token tag" style="color:#00009f"></span><br></span><span class="token-line" style="color:#393A34"><span class="token tag" style="color:#00009f"> </span><span class="token tag attr-name" style="color:#00a4db">position</span><span class="token tag attr-value punctuation attr-equals" style="color:#393A34">=</span><span class="token tag attr-value punctuation" style="color:#393A34">&quot;</span><span class="token tag attr-value" style="color:#e3116c">top-left</span><span class="token tag attr-value punctuation" style="color:#393A34">&quot;</span><span class="token tag" style="color:#00009f"></span><br></span><span class="token-line" style="color:#393A34"><span class="token tag" style="color:#00009f"> </span><span class="token tag attr-name" style="color:#00a4db">displayControlsDefault</span><span class="token tag script language-javascript script-punctuation punctuation" style="color:#393A34">=</span><span class="token tag script language-javascript punctuation" style="color:#393A34">{</span><span class="token tag script language-javascript boolean" style="color:#36acaa">false</span><span class="token tag script language-javascript punctuation" style="color:#393A34">}</span><span class="token tag" style="color:#00009f"></span><br></span><span class="token-line" style="color:#393A34"><span class="token tag" style="color:#00009f"> </span><span class="token tag attr-name" style="color:#00a4db">controls</span><span class="token tag script language-javascript script-punctuation punctuation" style="color:#393A34">=</span><span class="token tag script language-javascript punctuation" style="color:#393A34">{</span><span class="token tag script language-javascript punctuation" style="color:#393A34">{</span><span class="token tag script language-javascript" style="color:#00009f"></span><br></span><span class="token-line" style="color:#393A34"><span class="token tag script language-javascript" style="color:#00009f"> polygon</span><span class="token tag script language-javascript operator" style="color:#393A34">:</span><span class="token tag script language-javascript" style="color:#00009f"> </span><span class="token tag script language-javascript boolean" style="color:#36acaa">true</span><span class="token tag script language-javascript punctuation" style="color:#393A34">,</span><span class="token tag script language-javascript" style="color:#00009f"></span><br></span><span class="token-line" style="color:#393A34"><span class="token tag script language-javascript" style="color:#00009f"> trash</span><span class="token tag script language-javascript operator" style="color:#393A34">:</span><span class="token tag script language-javascript" style="color:#00009f"> </span><span class="token tag script language-javascript boolean" style="color:#36acaa">true</span><span class="token tag script language-javascript" style="color:#00009f"></span><br></span><span class="token-line" style="color:#393A34"><span class="token tag script language-javascript" style="color:#00009f"> </span><span class="token tag script language-javascript punctuation" style="color:#393A34">}</span><span class="token tag script language-javascript punctuation" style="color:#393A34">}</span><span class="token tag" style="color:#00009f"></span><br></span><span class="token-line" style="color:#393A34"><span class="token tag" style="color:#00009f"> </span><span class="token tag punctuation" style="color:#393A34">/&gt;</span><span class="token plain-text"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain-text"> </span><span class="token tag punctuation" style="color:#393A34">&lt;/</span><span class="token tag class-name" style="color:#00009f">Map</span><span class="token tag punctuation" style="color:#393A34">&gt;</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> </span><span class="token punctuation" style="color:#393A34">)</span><span class="token punctuation" style="color:#393A34">;</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token punctuation" style="color:#393A34">}</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><p>See a full example <a href="/react-map-gl/examples/draw-polygon">here</a>.</p><h2 class="anchor anchorWithStickyNavbar_LWe7" id="signature">Signature<a href="#signature" class="hash-link" aria-label="Direct link to Signature" title="Direct link to Signature"></a></h2><div class="language-js codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#393A34;--prism-background-color:#f6f8fa"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-js codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#393A34"><span class="token plain">useControl</span><span class="token operator" style="color:#393A34">&lt;</span><span class="token constant" style="color:#36acaa">T</span><span class="token plain"> </span><span class="token keyword" style="color:#00009f">extends</span><span class="token plain"> </span><span class="token class-name">IControl</span><span class="token operator" style="color:#393A34">&gt;</span><span class="token punctuation" style="color:#393A34">(</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> </span><span class="token function-variable function" style="color:#d73a49">onCreate</span><span class="token operator" style="color:#393A34">:</span><span class="token plain"> </span><span class="token punctuation" style="color:#393A34">(</span><span class="token parameter punctuation" style="color:#393A34">{</span><span class="token parameter literal-property property" style="color:#36acaa">map</span><span class="token parameter operator" style="color:#393A34">:</span><span class="token parameter"> </span><span class="token parameter maybe-class-name">MapRef</span><span class="token parameter punctuation" style="color:#393A34">,</span><span class="token parameter"> </span><span class="token parameter literal-property property" style="color:#36acaa">mapLib</span><span class="token parameter operator" style="color:#393A34">:</span><span class="token parameter"> mapboxgl</span><span class="token parameter punctuation" style="color:#393A34">}</span><span class="token punctuation" style="color:#393A34">)</span><span class="token plain"> </span><span class="token arrow operator" style="color:#393A34">=&gt;</span><span class="token plain"> </span><span class="token maybe-class-name">IControl</span><span class="token punctuation" style="color:#393A34">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> options</span><span class="token operator" style="color:#393A34">?</span><span class="token operator" style="color:#393A34">:</span><span class="token plain"> </span><span class="token punctuation" style="color:#393A34">{</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> position</span><span class="token operator" style="color:#393A34">?</span><span class="token operator" style="color:#393A34">:</span><span class="token plain"> </span><span class="token maybe-class-name">ControlPosition</span><span class="token punctuation" style="color:#393A34">;</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> </span><span class="token punctuation" style="color:#393A34">}</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token punctuation" style="color:#393A34">)</span><span class="token operator" style="color:#393A34">:</span><span class="token plain"> </span><span class="token constant" style="color:#36acaa">T</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain" style="display:inline-block"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">useControl</span><span class="token operator" style="color:#393A34">&lt;</span><span class="token constant" style="color:#36acaa">T</span><span class="token plain"> </span><span class="token keyword" style="color:#00009f">extends</span><span class="token plain"> </span><span class="token class-name">IControl</span><span class="token operator" style="color:#393A34">&gt;</span><span class="token punctuation" style="color:#393A34">(</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> </span><span class="token function-variable function" style="color:#d73a49">onCreate</span><span class="token operator" style="color:#393A34">:</span><span class="token plain"> </span><span class="token punctuation" style="color:#393A34">(</span><span class="token parameter punctuation" style="color:#393A34">{</span><span class="token parameter literal-property property" style="color:#36acaa">map</span><span class="token parameter operator" style="color:#393A34">:</span><span class="token parameter"> </span><span class="token parameter maybe-class-name">MapRef</span><span class="token parameter punctuation" style="color:#393A34">,</span><span class="token parameter"> </span><span class="token parameter literal-property property" style="color:#36acaa">mapLib</span><span class="token parameter operator" style="color:#393A34">:</span><span class="token parameter"> mapboxgl</span><span class="token parameter punctuation" style="color:#393A34">}</span><span class="token punctuation" style="color:#393A34">)</span><span class="token plain"> </span><span class="token arrow operator" style="color:#393A34">=&gt;</span><span class="token plain"> </span><span class="token maybe-class-name">IControl</span><span class="token punctuation" style="color:#393A34">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> </span><span class="token function-variable function" style="color:#d73a49">onRemove</span><span class="token operator" style="color:#393A34">:</span><span class="token plain"> </span><span class="token punctuation" style="color:#393A34">(</span><span class="token parameter punctuation" style="color:#393A34">{</span><span class="token parameter literal-property property" style="color:#36acaa">map</span><span class="token parameter operator" style="color:#393A34">:</span><span class="token parameter"> </span><span class="token parameter maybe-class-name">MapRef</span><span class="token parameter punctuation" style="color:#393A34">,</span><span class="token parameter"> </span><span class="token parameter literal-property property" style="color:#36acaa">mapLib</span><span class="token parameter operator" style="color:#393A34">:</span><span class="token parameter"> mapboxgl</span><span class="token parameter punctuation" style="color:#393A34">}</span><span class="token punctuation" style="color:#393A34">)</span><span class="token plain"> </span><span class="token arrow operator" style="color:#393A34">=&gt;</span><span class="token plain"> </span><span class="token keyword" style="color:#00009f">void</span><span class="token punctuation" style="color:#393A34">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> options</span><span class="token operator" style="color:#393A34">?</span><span class="token operator" style="color:#393A34">:</span><span class="token plain"> </span><span class="token punctuation" style="color:#393A34">{</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> position</span><span class="token operator" style="color:#393A34">?</span><span class="token operator" style="color:#393A34">:</span><span class="token plain"> </span><span class="token maybe-class-name">ControlPosition</span><span class="token punctuation" style="color:#393A34">;</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> </span><span class="token punctuation" style="color:#393A34">}</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token punctuation" style="color:#393A34">)</span><span class="token operator" style="color:#393A34">:</span><span class="token plain"> </span><span class="token constant" style="color:#36acaa">T</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain" style="display:inline-block"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">useControl</span><span class="token operator" style="color:#393A34">&lt;</span><span class="token constant" style="color:#36acaa">T</span><span class="token plain"> </span><span class="token keyword" style="color:#00009f">extends</span><span class="token plain"> </span><span class="token class-name">IControl</span><span class="token operator" style="color:#393A34">&gt;</span><span class="token punctuation" style="color:#393A34">(</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> </span><span class="token function-variable function" style="color:#d73a49">onCreate</span><span class="token operator" style="color:#393A34">:</span><span class="token plain"> </span><span class="token punctuation" style="color:#393A34">(</span><span class="token parameter punctuation" style="color:#393A34">{</span><span class="token parameter literal-property property" style="color:#36acaa">map</span><span class="token parameter operator" style="color:#393A34">:</span><span class="token parameter"> </span><span class="token parameter maybe-class-name">MapRef</span><span class="token parameter punctuation" style="color:#393A34">,</span><span class="token parameter"> </span><span class="token parameter literal-property property" style="color:#36acaa">mapLib</span><span class="token parameter operator" style="color:#393A34">:</span><span class="token parameter"> mapboxgl</span><span class="token parameter punctuation" style="color:#393A34">}</span><span class="token punctuation" style="color:#393A34">)</span><span class="token plain"> </span><span class="token arrow operator" style="color:#393A34">=&gt;</span><span class="token plain"> </span><span class="token maybe-class-name">IControl</span><span class="token punctuation" style="color:#393A34">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> </span><span class="token function-variable function" style="color:#d73a49">onAdd</span><span class="token operator" style="color:#393A34">:</span><span class="token plain"> </span><span class="token punctuation" style="color:#393A34">(</span><span class="token parameter punctuation" style="color:#393A34">{</span><span class="token parameter literal-property property" style="color:#36acaa">map</span><span class="token parameter operator" style="color:#393A34">:</span><span class="token parameter"> </span><span class="token parameter maybe-class-name">MapRef</span><span class="token parameter punctuation" style="color:#393A34">,</span><span class="token parameter"> </span><span class="token parameter literal-property property" style="color:#36acaa">mapLib</span><span class="token parameter operator" style="color:#393A34">:</span><span class="token parameter"> mapboxgl</span><span class="token parameter punctuation" style="color:#393A34">}</span><span class="token punctuation" style="color:#393A34">)</span><span class="token plain"> </span><span class="token arrow operator" style="color:#393A34">=&gt;</span><span class="token plain"> </span><span class="token keyword" style="color:#00009f">void</span><span class="token punctuation" style="color:#393A34">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> </span><span class="token function-variable function" style="color:#d73a49">onRemove</span><span class="token operator" style="color:#393A34">:</span><span class="token plain"> </span><span class="token punctuation" style="color:#393A34">(</span><span class="token parameter punctuation" style="color:#393A34">{</span><span class="token parameter literal-property property" style="color:#36acaa">map</span><span class="token parameter operator" style="color:#393A34">:</span><span class="token parameter"> </span><span class="token parameter maybe-class-name">MapRef</span><span class="token parameter punctuation" style="color:#393A34">,</span><span class="token parameter"> </span><span class="token parameter literal-property property" style="color:#36acaa">mapLib</span><span class="token parameter operator" style="color:#393A34">:</span><span class="token parameter"> mapboxgl</span><span class="token parameter punctuation" style="color:#393A34">}</span><span class="token punctuation" style="color:#393A34">)</span><span class="token plain"> </span><span class="token arrow operator" style="color:#393A34">=&gt;</span><span class="token plain"> </span><span class="token keyword" style="color:#00009f">void</span><span class="token punctuation" style="color:#393A34">,</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> options</span><span class="token operator" style="color:#393A34">?</span><span class="token operator" style="color:#393A34">:</span><span class="token plain"> </span><span class="token punctuation" style="color:#393A34">{</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> position</span><span class="token operator" style="color:#393A34">?</span><span class="token operator" style="color:#393A34">:</span><span class="token plain"> </span><span class="token maybe-class-name">ControlPosition</span><span class="token punctuation" style="color:#393A34">;</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> </span><span class="token punctuation" style="color:#393A34">}</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token punctuation" style="color:#393A34">)</span><span class="token operator" style="color:#393A34">:</span><span class="token plain"> </span><span class="token constant" style="color:#36acaa">T</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><p>The hook creates an <a href="https://docs.mapbox.com/mapbox-gl-js/api/markers/#icontrol" target="_blank" rel="noopener noreferrer">IControl</a> instance, adds it to the map when it&#x27;s available, and removes it upon unmount.</p><p>Parameters:</p><ul><li><code>onCreate</code>: ({map: MapRef, mapLib: mapboxgl}) =&gt; <a href="/react-map-gl/docs/api-reference/types#icontrol">IControl</a> - called to create an instance of the control.</li><li><code>onAdd</code>: ({map: MapRef, mapLib: mapboxgl}) =&gt; void - called when the control has been added to the map.</li><li><code>onRemove</code>: ({map: MapRef, mapLib: mapboxgl}) =&gt; void - called when the control is about to be removed from the map.</li><li><code>options</code>: object<ul><li><code>position</code>: &#x27;top-left&#x27; | &#x27;top-right&#x27; | &#x27;bottom-left&#x27; | &#x27;bottom-right&#x27; - control position relative to the map</li></ul></li></ul><p>Returns:</p><p><a href="/react-map-gl/docs/api-reference/types#icontrol">IControl</a> - the control instance from <code>onCreate</code>.</p><h2 class="anchor anchorWithStickyNavbar_LWe7" id="source">Source<a href="#source" class="hash-link" aria-label="Direct link to Source" title="Direct link to Source"></a></h2><p><a href="https://github.com/visgl/react-map-gl/tree/7.1-release/src/components/use-control.ts" target="_blank" rel="noopener noreferrer">use-control.ts</a></p></div><footer class="theme-doc-footer docusaurus-mt-lg"><div class="theme-doc-footer-edit-meta-row row"><div class="col"><a href="https://github.com/visgl/deck.gl/tree/master/website/../docs/api-reference/use-control.md" target="_blank" rel="noreferrer noopener" class="theme-edit-this-page"><svg fill="currentColor" height="20" width="20" viewBox="0 0 40 40" class="iconEdit_Z9Sw" aria-hidden="true"><g><path d="m34.5 11.7l-3 3.1-6.3-6.3 3.1-3q0.5-0.5 1.2-0.5t1.1 0.5l3.9 3.9q0.5 0.4 0.5 1.1t-0.5 1.2z m-29.5 17.1l18.4-18.5 6.3 6.3-18.4 18.4h-6.3v-6.2z"></path></g></svg>Edit this page</a></div><div class="col lastUpdated_vwxv"></div></div></footer></article><nav class="pagination-nav docusaurus-mt-lg" aria-label="Docs pages"><a class="pagination-nav__link pagination-nav__link--prev" href="/react-map-gl/docs/api-reference/source"><div class="pagination-nav__sublabel">Previous</div><div class="pagination-nav__label">Source</div></a><a class="pagination-nav__link pagination-nav__link--next" href="/react-map-gl/docs/api-reference/use-map"><div class="pagination-nav__sublabel">Next</div><div class="pagination-nav__label">useMap</div></a></nav></div></div><div class="col col--3"><div class="tableOfContents_bqdL thin-scrollbar theme-doc-toc-desktop"><ul class="table-of-contents table-of-contents__left-border"><li><a href="#signature" class="table-of-contents__link toc-highlight">Signature</a></li><li><a href="#source" class="table-of-contents__link toc-highlight">Source</a></li></ul></div></div></div></div></main></div></div><footer class="footer footer--dark"><div class="container container-fluid"><div class="row footer__links"><div class="col footer__col"><div class="footer__title">Resources</div><ul class="footer__items clean-list"><li class="footer__item"><a class="footer__link-item" href="/react-map-gl/docs/api-reference/map">API Reference</a></li><li class="footer__item"><a href="https://github.com/visgl/react-map-gl/tree/master/examples/get-started" target="_blank" rel="noopener noreferrer" class="footer__link-item">Starter templates<svg width="13.5" height="13.5" aria-hidden="true" viewBox="0 0 24 24" class="iconExternalLink_nPIU"><path fill="currentColor" d="M21 13v10h-21v-19h12v2h-10v15h17v-8h2zm3-12h-10.988l4.035 4-6.977 7.07 2.828 2.828 6.977-7.07 4.125 4.172v-11z"></path></svg></a></li></ul></div><div class="col footer__col"><div class="footer__title">Other vis.gl Libraries</div><ul class="footer__items clean-list"><li class="footer__item"><a href="https://deck.gl" target="_blank" rel="noopener noreferrer" class="footer__link-item">deck.gl<svg width="13.5" height="13.5" aria-hidden="true" viewBox="0 0 24 24" class="iconExternalLink_nPIU"><path fill="currentColor" d="M21 13v10h-21v-19h12v2h-10v15h17v-8h2zm3-12h-10.988l4.035 4-6.977 7.07 2.828 2.828 6.977-7.07 4.125 4.172v-11z"></path></svg></a></li><li class="footer__item"><a href="https://luma.gl" target="_blank" rel="noopener noreferrer" class="footer__link-item">luma.gl<svg width="13.5" height="13.5" aria-hidden="true" viewBox="0 0 24 24" class="iconExternalLink_nPIU"><path fill="currentColor" d="M21 13v10h-21v-19h12v2h-10v15h17v-8h2zm3-12h-10.988l4.035 4-6.977 7.07 2.828 2.828 6.977-7.07 4.125 4.172v-11z"></path></svg></a></li><li class="footer__item"><a href="https://loaders.gl" target="_blank" rel="noopener noreferrer" class="footer__link-item">loaders.gl<svg width="13.5" height="13.5" aria-hidden="true" viewBox="0 0 24 24" class="iconExternalLink_nPIU"><path fill="currentColor" d="M21 13v10h-21v-19h12v2h-10v15h17v-8h2zm3-12h-10.988l4.035 4-6.977 7.07 2.828 2.828 6.977-7.07 4.125 4.172v-11z"></path></svg></a></li><li class="footer__item"><a href="https://nebula.gl" target="_blank" rel="noopener noreferrer" class="footer__link-item">nebula.gl<svg width="13.5" height="13.5" aria-hidden="true" viewBox="0 0 24 24" class="iconExternalLink_nPIU"><path fill="currentColor" d="M21 13v10h-21v-19h12v2h-10v15h17v-8h2zm3-12h-10.988l4.035 4-6.977 7.07 2.828 2.828 6.977-7.07 4.125 4.172v-11z"></path></svg></a></li></ul></div><div class="col footer__col"><div class="footer__title">More</div><ul class="footer__items clean-list"><li class="footer__item"><a href="https://www.openvisualization.org/#" target="_blank" rel="noopener noreferrer" class="footer__link-item">Open Visualization<svg width="13.5" height="13.5" aria-hidden="true" viewBox="0 0 24 24" class="iconExternalLink_nPIU"><path fill="currentColor" d="M21 13v10h-21v-19h12v2h-10v15h17v-8h2zm3-12h-10.988l4.035 4-6.977 7.07 2.828 2.828 6.977-7.07 4.125 4.172v-11z"></path></svg></a></li><li class="footer__item"><a href="https://medium.com/vis-gl" target="_blank" rel="noopener noreferrer" class="footer__link-item">vis.gl blog on Medium<svg width="13.5" height="13.5" aria-hidden="true" viewBox="0 0 24 24" class="iconExternalLink_nPIU"><path fill="currentColor" d="M21 13v10h-21v-19h12v2h-10v15h17v-8h2zm3-12h-10.988l4.035 4-6.977 7.07 2.828 2.828 6.977-7.07 4.125 4.172v-11z"></path></svg></a></li><li class="footer__item"><a href="https://github.com/visgl/react-map-gl" target="_blank" rel="noopener noreferrer" class="footer__link-item">GitHub<svg width="13.5" height="13.5" aria-hidden="true" viewBox="0 0 24 24" class="iconExternalLink_nPIU"><path fill="currentColor" d="M21 13v10h-21v-19h12v2h-10v15h17v-8h2zm3-12h-10.988l4.035 4-6.977 7.07 2.828 2.828 6.977-7.07 4.125 4.172v-11z"></path></svg></a></li></ul></div></div><div class="footer__bottom text--center"><div class="footer__copyright">Copyright © 2023 OpenJS Foundation</div></div></div></footer></div>
<script src="/react-map-gl/assets/js/runtime~main.3608bb75.js"></script>
<script src="/react-map-gl/assets/js/main.c72ab2fe.js"></script>
</body>
</html>