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level1"><li class="nav-item"><a class="nav-link"><span class="title">常用图表类型</span> <span class="glyphicon glyphicon-menu-down"></span></a> <ul class="nav bd-sidenav level2" style="display:none"><li class="nav-item"><a class="nav-link"><span class="title">柱状图</span> <span class="glyphicon glyphicon-menu-down"></span></a> <ul class="nav bd-sidenav level3" style="display:none"><li class="nav-item"><a href="/handbook/zh/how-to/chart-types/bar/basic-bar" class="nav-link"><span class="title">基础柱状图</span></a> <ul class="nav bd-sidenav level4" style="display:none"></ul></li><li class="nav-item"><a href="/handbook/zh/how-to/chart-types/bar/stacked-bar" class="nav-link"><span class="title">堆叠柱状图</span></a> <ul class="nav bd-sidenav level4" style="display:none"></ul></li><li class="nav-item"><a href="/handbook/zh/how-to/chart-types/bar/bar-race" class="nav-link"><span class="title">动态排序柱状图</span></a> <ul class="nav bd-sidenav level4" style="display:none"></ul></li><!----><li class="nav-item"><a href="/handbook/zh/how-to/chart-types/bar/waterfall" class="nav-link"><span class="title">阶梯瀑布图</span></a> <ul class="nav bd-sidenav level4" style="display:none"></ul></li><!----></ul></li><li class="nav-item"><a class="nav-link"><span class="title">折线图</span> <span class="glyphicon glyphicon-menu-down"></span></a> <ul class="nav bd-sidenav level3" style="display:none"><li class="nav-item"><a href="/handbook/zh/how-to/chart-types/line/basic-line" class="nav-link"><span class="title">基础折线图</span></a> <ul class="nav bd-sidenav level4" style="display:none"></ul></li><li class="nav-item"><a href="/handbook/zh/how-to/chart-types/line/stacked-line" class="nav-link"><span class="title">堆叠折线图</span></a> <ul class="nav bd-sidenav level4" style="display:none"></ul></li><li class="nav-item"><a href="/handbook/zh/how-to/chart-types/line/area-line" class="nav-link"><span class="title">区域面积图</span></a> <ul class="nav bd-sidenav level4" style="display:none"></ul></li><li class="nav-item"><a href="/handbook/zh/how-to/chart-types/line/smooth-line" class="nav-link"><span class="title">平滑曲线图</span></a> <ul class="nav bd-sidenav level4" style="display:none"></ul></li><li class="nav-item"><a href="/handbook/zh/how-to/chart-types/line/step-line" class="nav-link"><span class="title">阶梯线图</span></a> <ul class="nav bd-sidenav level4" style="display:none"></ul></li></ul></li><li class="nav-item"><a class="nav-link"><span class="title">饼图</span> <span class="glyphicon glyphicon-menu-down"></span></a> <ul class="nav bd-sidenav level3" style="display:none"><li class="nav-item"><a href="/handbook/zh/how-to/chart-types/pie/basic-pie" class="nav-link"><span class="title">基础饼图</span></a> <ul class="nav bd-sidenav level4" style="display:none"></ul></li><li class="nav-item"><a href="/handbook/zh/how-to/chart-types/pie/doughnut" class="nav-link"><span class="title">圆环图</span></a> <ul class="nav bd-sidenav level4" style="display:none"></ul></li><li class="nav-item"><a href="/handbook/zh/how-to/chart-types/pie/rose" class="nav-link"><span class="title">南丁格尔图（玫瑰图）</span></a> <ul class="nav bd-sidenav level4" style="display:none"></ul></li></ul></li><li class="nav-item"><a class="nav-link"><span class="title">散点图</span> <span class="glyphicon glyphicon-menu-down"></span></a> <ul class="nav bd-sidenav level3" style="display:none"><li class="nav-item"><a href="/handbook/zh/how-to/chart-types/scatter/basic-scatter" class="nav-link"><span class="title">基础散点图</span></a> <ul class="nav bd-sidenav level4" style="display:none"></ul></li></ul></li></ul></li><!----><li class="nav-item"><a class="nav-link"><span class="title">跨平台方案</span> <span class="glyphicon glyphicon-menu-down"></span></a> <ul class="nav bd-sidenav level2" style="display:none"><li class="nav-item"><a href="/handbook/zh/how-to/cross-platform/server" class="nav-link"><span class="title">服务端渲染</span></a> <ul class="nav bd-sidenav level3" style="display:none"></ul></li><li class="nav-item"><a href="/handbook/zh/how-to/cross-platform/wechat-app" class="nav-link"><span class="title">微信小程序</span></a> <ul class="nav bd-sidenav level3" style="display:none"></ul></li><li class="nav-item"><a href="/handbook/zh/how-to/cross-platform/baidu-app" class="nav-link"><span class="title">百度智能小程序</span></a> <ul class="nav bd-sidenav level3" style="display:none"></ul></li></ul></li><li class="nav-item"><a class="nav-link"><span class="title">数据处理</span> <span class="glyphicon glyphicon-menu-down"></span></a> <ul class="nav bd-sidenav level2" style="display:none"><li class="nav-item"><a href="/handbook/zh/how-to/data/dynamic-data" class="nav-link"><span class="title">动态的异步数据</span></a> <ul class="nav bd-sidenav level3" style="display:none"></ul></li><!----></ul></li><li class="nav-item"><a class="nav-link"><span class="title">标签</span> <span class="glyphicon glyphicon-menu-down"></span></a> <ul class="nav bd-sidenav level2" style="display:none"><li class="nav-item"><a href="/handbook/zh/how-to/label/rich-text" class="nav-link"><span class="title">富文本标签</span></a> <ul class="nav bd-sidenav level3" style="display:none"></ul></li></ul></li><li class="nav-item"><a class="nav-link"><span class="title">动画</span> <span class="glyphicon glyphicon-menu-down"></span></a> <ul class="nav bd-sidenav level2" style="display:none"><li class="nav-item"><a href="/handbook/zh/how-to/animation/transition" class="nav-link"><span class="title">数据过渡动画</span></a> <ul class="nav bd-sidenav level3" style="display:none"></ul></li></ul></li><li class="nav-item"><a class="nav-link"><span class="title">交互</span> <span class="glyphicon glyphicon-menu-down"></span></a> <ul class="nav bd-sidenav level2" style="display:none"><li class="nav-item"><a href="/handbook/zh/how-to/interaction/drag" class="nav-link"><span class="title">拖拽的实现</span></a> <ul class="nav bd-sidenav level3" style="display:none"></ul></li><!----><li class="nav-item"><a href="/handbook/zh/how-to/interaction/coarse-pointer" class="nav-link"><span class="title">智能指针吸附</span></a> <ul class="nav bd-sidenav level3" style="display:none"></ul></li></ul></li></ul></li><li class="nav-item"><div class="nav-link"><span class="title">最佳实践</span></div> <ul class="nav bd-sidenav level1"><!----><li class="nav-item"><a href="/handbook/zh/best-practices/canvas-vs-svg" class="nav-link"><span class="title">Canvas vs. SVG</span></a> <ul class="nav bd-sidenav level2" style="display:none"></ul></li><li class="nav-item"><a href="/handbook/zh/best-practices/aria" class="nav-link"><span class="title">无障碍访问</span></a> <ul class="nav bd-sidenav level2" style="display:none"></ul></li></ul></li><li class="nav-item"><div class="nav-link"><span class="title">编辑本文档</span></div> <ul class="nav bd-sidenav level1"><li class="nav-item"><a href="/handbook/zh/meta/edit-guide" class="nav-link"><span class="title">文档编辑指南</span></a> <ul class="nav bd-sidenav level2" style="display:none"></ul></li></ul></li></ul></div> <div class="open-sidebar"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor" class="h-6 w-6"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9 5l7 7-7 7"></path></svg></div></div> <div class="bd-content col-sm-7 pl-sm-2 col-12"><div class="post-content content"><div><div class="post-inner"><!----> <div class="nuxt-content"><article><h1 id="%E5%9B%BE%E8%A1%A8%E5%AE%B9%E5%99%A8%E5%8F%8A%E5%A4%A7%E5%B0%8F" tabindex="-1">图表容器及大小</h1> <p>在<a href="zh/get-started">快速上手</a>中，我们介绍了初始化 ECharts 的接口 <a href="https://echarts.apache.org//api.html#echarts.init"><code>echarts.init</code></a>。<a href="https://echarts.apache.org//api.html#echarts.init">API 文档</a>中详细介绍了参数的具体含义，建议理解后再阅读本文。</p> <p>下面，我们就常见的几种使用场景，介绍如何初始化一个图表以及改变其大小。</p> <h2 id="%E5%88%9D%E5%A7%8B%E5%8C%96" tabindex="-1">初始化</h2> <h3 id="%E5%9C%A8-html-%E4%B8%AD%E5%AE%9A%E4%B9%89%E6%9C%89%E5%AE%BD%E5%BA%A6%E5%92%8C%E9%AB%98%E5%BA%A6%E7%9A%84%E7%88%B6%E5%AE%B9%E5%99%A8%EF%BC%88%E6%8E%A8%E8%8D%90%EF%BC%89" tabindex="-1">在 HTML 中定义有宽度和高度的父容器（推荐）</h3> <p>通常来说，需要在 HTML 中先定义一个 <code><div></code> 节点，并且通过 CSS 使得该节点具有宽度和高度。初始化的时候，传入该节点，图表的大小默认即为该节点的大小，除非声明了 <code>opts.width</code> 或 <code>opts.height</code> 将其覆盖。</p> <div class="md-code-block"><div class="nuxt-content-highlight"><pre class="language-html line-numbers"><code><span class="token tag"><span class="token tag"><span class="token punctuation"><</span>div</span> <span class="token attr-name">id</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>main<span class="token punctuation">"</span></span> <span class="token special-attr"><span class="token attr-name">style</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span><span class="token value css language-css"><span class="token property">width</span><span class="token punctuation">:</span> 600px<span class="token punctuation">;</span><span class="token property">height</span><span class="token punctuation">:</span>400px<span class="token punctuation">;</span></span><span class="token punctuation">"</span></span></span><span class="token punctuation">></span></span><span class="token tag"><span class="token tag"><span class="token punctuation"></</span>div</span><span class="token punctuation">></span></span> |
| <span class="token punctuation">}</span><span class="token punctuation">)</span><span class="token punctuation">;</span></code></pre></div> <!----> <div class="clipboard" data-v-479657ca><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor" class="h-6 w-6" data-v-479657ca><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor" class="h-6 w-6" data-v-479657ca><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M8 5H6a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2v-1M8 5a2 2 0 002 2h2a2 2 0 002-2M8 5a2 2 0 012-2h2a2 2 0 012 2m0 0h2a2 2 0 012 2v3m2 4H10m0 0l3-3m-3 3l3 3" data-v-479657ca></path></svg></svg></div></div> <blockquote><p>小贴士：阅读 API 文档的时候要留意接口的定义方式，这一接口有时会被误认为是 myCharts.resize(800, 400) 的形式，但其实不存在这样的调用方式。</p></blockquote> <h3 id="%E5%AE%B9%E5%99%A8%E8%8A%82%E7%82%B9%E8%A2%AB%E9%94%80%E6%AF%81%E4%BB%A5%E5%8F%8A%E8%A2%AB%E9%87%8D%E5%BB%BA%E6%97%B6" tabindex="-1">容器节点被销毁以及被重建时</h3> <p>假设页面中存在多个标签页，每个标签页都包含一些图表。当选中一个标签页的时候，其他标签页的内容在 DOM 中被移除了。这样，当用户再选中这些标签页的时候，就会发现图表“不见”了。</p> <p>本质上，这是由于图表的容器节点被移除导致的。即使之后该节点被重新添加，图表所在的节点也已经不存在了。</p> <p>正确的做法是，在图表容器被销毁之后，调用 <a href="https://echarts.apache.org/api.html#echartsInstance.dispose"><code>echartsInstance.dispose</code></a> 销毁实例，在图表容器重新被添加后再次调用 <a href="https://echarts.apache.org//api.html#echarts.init">echarts.init</a> 初始化。</p> <blockquote><p>小贴士：在容器节点被销毁时，总是应调用 <a href="https://echarts.apache.org/api.html#echartsInstance.dispose"><code>echartsInstance.dispose</code></a> 以销毁实例释放资源，避免内存泄漏。</p></blockquote></article></div></div> <div class="post-contributors"><h3><span class="inline-block align-middle">本文贡献者</span> <a target="_blank" href="https://github.com/apache/echarts-handbook/tree/master/contents/zh/concepts/chart-size.md" title="编辑本文" class="inline-block align-middle text-sm"><svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor" class="h-8 w-8 inline-block align-middle"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M11 5H6a2 2 0 00-2 2v11a2 2 0 002 2h11a2 2 0 002-2v-5m-1.414-9.414a2 2 0 112.828 2.828L11.828 15H9v-2.828l8.586-8.586z"></path></svg> <span class="inline-block align-middle">在 GitHub 上编辑本页</span></a></h3> <div class="post-contributors-list"><a href="https://github.com/pissang" target="_blank" class="post-contributor"><img alt="pissang" src="https://avatars.githubusercontent.com/pissang?size=60" loading="lazy"> <span>pissang</span></a><a href="https://github.com/Ovilia" target="_blank" class="post-contributor"><img alt="Ovilia" src="https://avatars.githubusercontent.com/Ovilia?size=60" loading="lazy"> <span>Ovilia</span></a><a href="https://github.com/plainheart" target="_blank" class="post-contributor"><img alt="plainheart" src="https://avatars.githubusercontent.com/plainheart?size=60" loading="lazy"> <span>plainheart</span></a><a href="https://github.com/ppd0705" target="_blank" class="post-contributor"><img alt="ppd0705" src="https://avatars.githubusercontent.com/ppd0705?size=60" loading="lazy"> <span>ppd0705</span></a></div></div></div></div></div></div> <link rel="stylesheet" href="//fastly.jsdelivr.net/npm/highlight.js@9.12.0/styles/github-gist.min.css"></div></div></div></div><script>window.__NUXT__=function(t,i,e,r,d,a,l,n,h,c,o,s,p,E,A,g,B,C,b,m,f,I,u,D,P,w,k,G,W,Z,F,v,R,S,x,H,y,L,X,z,V,N,K,Y,M,j,J,T,Q,O,U,_,q,$,tt,it,et,rt){return{layout:"default",data:[{html:'<h1 id="%E5%9B%BE%E8%A1%A8%E5%AE%B9%E5%99%A8%E5%8F%8A%E5%A4%A7%E5%B0%8F" tabindex="-1">图表容器及大小</h1>\n<p>在<a href="zh/get-started">快速上手</a>中，我们介绍了初始化 ECharts 的接口 <a href="https://echarts.apache.org//api.html#echarts.init"><code>echarts.init</code></a>。<a href="https://echarts.apache.org//api.html#echarts.init">API 文档</a>中详细介绍了参数的具体含义，建议理解后再阅读本文。</p>\n<p>下面，我们就常见的几种使用场景，介绍如何初始化一个图表以及改变其大小。</p>\n<h2 id="%E5%88%9D%E5%A7%8B%E5%8C%96" tabindex="-1">初始化</h2>\n<h3 id="%E5%9C%A8-html-%E4%B8%AD%E5%AE%9A%E4%B9%89%E6%9C%89%E5%AE%BD%E5%BA%A6%E5%92%8C%E9%AB%98%E5%BA%A6%E7%9A%84%E7%88%B6%E5%AE%B9%E5%99%A8%EF%BC%88%E6%8E%A8%E8%8D%90%EF%BC%89" tabindex="-1">在 HTML 中定义有宽度和高度的父容器（推荐）</h3>\n<p>通常来说，需要在 HTML 中先定义一个 <code><div></code> 节点，并且通过 CSS 使得该节点具有宽度和高度。初始化的时候，传入该节点，图表的大小默认即为该节点的大小，除非声明了 <code>opts.width</code> 或 <code>opts.height</code> 将其覆盖。</p>\n<md-code-block lang="html" code="\'PGRpdiBpZD0ibWFpbiIgc3R5bGU9IndpZHRoOiA2MDBweDtoZWlnaHQ6NDAwcHg7Ij48L2Rpdj4KPHNjcmlwdCB0eXBlPSJ0ZXh0L2phdmFzY3JpcHQiPgogIHZhciBteUNoYXJ0ID0gZWNoYXJ0cy5pbml0KGRvY3VtZW50LmdldEVsZW1lbnRCeUlkKCdtYWluJykpOwo8L3NjcmlwdD4\'" line-highlights="\'\'" />\n<p>需要注意的是，使用这种方法在调用 <code>echarts.init</code> 时需保证容器已经有宽度和高度了。</p>\n<h3 id="%E6%8C%87%E5%AE%9A%E5%9B%BE%E8%A1%A8%E7%9A%84%E5%A4%A7%E5%B0%8F" tabindex="-1">指定图表的大小</h3>\n<p>如果图表容器不存在宽度和高度，或者，你希望图表宽度和高度不等于容器大小，也可以在初始化的时候指定大小。</p>\n<md-code-block lang="html" code="\'PGRpdiBpZD0ibWFpbiI-PC9kaXY-CjxzY3JpcHQgdHlwZT0idGV4dC9qYXZhc2NyaXB0Ij4KICB2YXIgbXlDaGFydCA9IGVjaGFydHMuaW5pdChkb2N1bWVudC5nZXRFbGVtZW50QnlJZCgnbWFpbicpLCBudWxsLCB7CiAgICB3aWR0aDogNjAwLAogICAgaGVpZ2h0OiA0MDAKICB9KTsKPC9zY3JpcHQ-\'" line-highlights="\'\'" />\n<h2 id="%E5%93%8D%E5%BA%94%E5%AE%B9%E5%99%A8%E5%A4%A7%E5%B0%8F%E7%9A%84%E5%8F%98%E5%8C%96" tabindex="-1">响应容器大小的变化</h2>\n<h3 id="%E7%9B%91%E5%90%AC%E5%9B%BE%E8%A1%A8%E5%AE%B9%E5%99%A8%E7%9A%84%E5%A4%A7%E5%B0%8F%E5%B9%B6%E6%94%B9%E5%8F%98%E5%9B%BE%E8%A1%A8%E5%A4%A7%E5%B0%8F" tabindex="-1">监听图表容器的大小并改变图表大小</h3>\n<p>在有些场景下，我们希望当容器大小改变时，图表的大小也相应地改变。</p>\n<p>比如，图表容器是一个高度为 400px、宽度为页面 100% 的节点，你希望在浏览器宽度改变的时候，始终保持图表宽度是页面的 100%。</p>\n<p>这种情况下，可以监听页面的 <code>resize</code> 事件获取浏览器大小改变的事件，然后调用 <a href="https://echarts.apache.org/api.html#echartsInstance.resize"><code>echartsInstance.resize</code></a> 改变图表的大小。</p>\n<md-code-block lang="html" code="\'PHN0eWxlPgogICNtYWluLAogIGh0bWwsCiAgYm9keSB7CiAgICB3aWR0aDogMTAwJTsKICB9CiAgI21haW4gewogICAgaGVpZ2h0OiA0MDBweDsKICB9Cjwvc3R5bGU-CjxkaXYgaWQ9Im1haW4iPjwvZGl2Pgo8c2NyaXB0IHR5cGU9InRleHQvamF2YXNjcmlwdCI-CiAgdmFyIG15Q2hhcnQgPSBlY2hhcnRzLmluaXQoZG9jdW1lbnQuZ2V0RWxlbWVudEJ5SWQoJ21haW4nKSk7CiAgd2luZG93LmFkZEV2ZW50TGlzdGVuZXIoJ3Jlc2l6ZScsIGZ1bmN0aW9uKCkgewogICAgbXlDaGFydC5yZXNpemUoKTsKICB9KTsKPC9zY3JpcHQ-\'" line-highlights="\'\'" />\n<h3 id="%E4%B8%BA%E5%9B%BE%E8%A1%A8%E8%AE%BE%E7%BD%AE%E7%89%B9%E5%AE%9A%E7%9A%84%E5%A4%A7%E5%B0%8F" tabindex="-1">为图表设置特定的大小</h3>\n<p>除了直接调用 <code>resize()</code> 不含参数的形式之外，还可以指定宽度和高度，实现图表大小不等于容器大小的效果。</p>\n<md-code-block lang="js" code="\'bXlDaGFydC5yZXNpemUoewogIHdpZHRoOiA4MDAsCiAgaGVpZ2h0OiA0MDAKfSk7\'" line-highlights="\'\'" />\n<blockquote>\n<p>小贴士：阅读 API 文档的时候要留意接口的定义方式，这一接口有时会被误认为是 myCharts.resize(800, 400) 的形式，但其实不存在这样的调用方式。</p>\n</blockquote>\n<h3 id="%E5%AE%B9%E5%99%A8%E8%8A%82%E7%82%B9%E8%A2%AB%E9%94%80%E6%AF%81%E4%BB%A5%E5%8F%8A%E8%A2%AB%E9%87%8D%E5%BB%BA%E6%97%B6" tabindex="-1">容器节点被销毁以及被重建时</h3>\n<p>假设页面中存在多个标签页，每个标签页都包含一些图表。当选中一个标签页的时候，其他标签页的内容在 DOM 中被移除了。这样，当用户再选中这些标签页的时候，就会发现图表“不见”了。</p>\n<p>本质上，这是由于图表的容器节点被移除导致的。即使之后该节点被重新添加，图表所在的节点也已经不存在了。</p>\n<p>正确的做法是，在图表容器被销毁之后，调用 <a href="https://echarts.apache.org/api.html#echartsInstance.dispose"><code>echartsInstance.dispose</code></a> 销毁实例，在图表容器重新被添加后再次调用 <a href="https://echarts.apache.org//api.html#echarts.init">echarts.init</a> 初始化。</p>\n<blockquote>\n<p>小贴士：在容器节点被销毁时，总是应调用 <a href="https://echarts.apache.org/api.html#echartsInstance.dispose"><code>echartsInstance.dispose</code></a> 以销毁实例释放资源，避免内存泄漏。</p>\n</blockquote>\n',postPath:"zh/concepts/chart-size",title:"图表容器及大小 - 概念篇"}],fetch:{},error:null,state:{filled:!1,docVersion:"",ghVersion:"",visibleAffix:!1,homepage:{},adBlocked:!1,focusMode:!1,posts:{zh:[{title:"快速上手",dir:r},{title:"入门篇",dir:d,children:[{title:"获取 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