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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%E4%BE%8B" tabindex="-1">图例</h1> <p>图例是图表中对内容区元素的注释、用不同形状、颜色、文字等来标示不同数据列，通过点击对应数据列的标记，可以显示或隐藏该数据列。图例虽然不是图表中的主要信息、却是了解图表信息的钥匙。</p> <h2 id="%E5%B8%83%E5%B1%80" tabindex="-1">布局</h2> <p>图例一般放在图表的右上角、也可以放在图表的底部、同一页面中的所有图例位置保持一致，可以横排对齐也可以纵排对齐。还要综合考虑整体的图表空间是适合哪种摆放方式。当图表纵向空间紧张或者内容区量过大的时候、建议摆放在图表的下方。下面是几种图例的摆放方式：</p> <div class="md-live layout-tb"><div class="md-live-editor"><div class="md-live-editor-container"><div class="prism-editor-wrapper"><div class="prism-editor__container"><textarea spellcheck="false" autocapitalize="off" autocomplete="off" autocorrect="off" data-gramm="false" placeholder="" data-testid="textarea" class="prism-editor__textarea">option = {
legend: {
// Try 'horizontal'
orient: 'vertical',
right: 10,
top: 'center'
},
dataset: {
source: [
['product', '2015', '2016', '2017'],
['Matcha Latte', 43.3, 85.8, 93.7],
['Milk Tea', 83.1, 73.4, 55.1],
['Cheese Cocoa', 86.4, 65.2, 82.5],
['Walnut Brownie', 72.4, 53.9, 39.1]
]
},
xAxis: { type: 'category' },
yAxis: {},
series: [{ type: 'bar' }, { type: 'bar' }, { type: 'bar' }]
};</textarea><pre data-testid="preview" class="prism-editor__editor">option <span class="token operator">=</span> <span class="token punctuation">{</span>
<span class="token literal-property property">legend</span><span class="token operator">:</span> <span class="token punctuation">{</span>
<span class="token comment">// Try 'horizontal'</span>
<span class="token literal-property property">orient</span><span class="token operator">:</span> <span class="token string">'vertical'</span><span class="token punctuation">,</span>
<span class="token literal-property property">right</span><span class="token operator">:</span> <span class="token number">10</span><span class="token punctuation">,</span>
<span class="token literal-property property">top</span><span class="token operator">:</span> <span class="token string">'center'</span>
<span class="token punctuation">}</span><span class="token punctuation">,</span>
<span class="token literal-property property">dataset</span><span class="token operator">:</span> <span class="token punctuation">{</span>
<span class="token literal-property property">source</span><span class="token operator">:</span> <span class="token punctuation">[</span>
<span class="token punctuation">[</span><span class="token string">'product'</span><span class="token punctuation">,</span> <span class="token string">'2015'</span><span class="token punctuation">,</span> <span class="token string">'2016'</span><span class="token punctuation">,</span> <span class="token string">'2017'</span><span class="token punctuation">]</span><span class="token punctuation">,</span>
<span class="token punctuation">[</span><span class="token string">'Matcha Latte'</span><span class="token punctuation">,</span> <span class="token number">43.3</span><span class="token punctuation">,</span> <span class="token number">85.8</span><span class="token punctuation">,</span> <span class="token number">93.7</span><span class="token punctuation">]</span><span class="token punctuation">,</span>
<span class="token punctuation">[</span><span class="token string">'Milk Tea'</span><span class="token punctuation">,</span> <span class="token number">83.1</span><span class="token punctuation">,</span> <span class="token number">73.4</span><span class="token punctuation">,</span> <span class="token number">55.1</span><span class="token punctuation">]</span><span class="token punctuation">,</span>
<span class="token punctuation">[</span><span class="token string">'Cheese Cocoa'</span><span class="token punctuation">,</span> <span class="token number">86.4</span><span class="token punctuation">,</span> <span class="token number">65.2</span><span class="token punctuation">,</span> <span class="token number">82.5</span><span class="token punctuation">]</span><span class="token punctuation">,</span>
<span class="token punctuation">[</span><span class="token string">'Walnut Brownie'</span><span class="token punctuation">,</span> <span class="token number">72.4</span><span class="token punctuation">,</span> <span class="token number">53.9</span><span class="token punctuation">,</span> <span class="token number">39.1</span><span class="token punctuation">]</span>
<span class="token punctuation">]</span>
<span class="token punctuation">}</span><span class="token punctuation">,</span>
<span class="token literal-property property">xAxis</span><span class="token operator">:</span> <span class="token punctuation">{</span> <span class="token literal-property property">type</span><span class="token operator">:</span> <span class="token string">'category'</span> <span class="token punctuation">}</span><span class="token punctuation">,</span>
<span class="token literal-property property">yAxis</span><span class="token operator">:</span> <span class="token punctuation">{</span><span class="token punctuation">}</span><span class="token punctuation">,</span>
<span class="token literal-property property">series</span><span class="token operator">:</span> <span class="token punctuation">[</span><span class="token punctuation">{</span> <span class="token literal-property property">type</span><span class="token operator">:</span> <span class="token string">'bar'</span> <span class="token punctuation">}</span><span class="token punctuation">,</span> <span class="token punctuation">{</span> <span class="token literal-property property">type</span><span class="token operator">:</span> <span class="token string">'bar'</span> <span class="token punctuation">}</span><span class="token punctuation">,</span> <span class="token punctuation">{</span> <span class="token literal-property property">type</span><span class="token operator">:</span> <span class="token string">'bar'</span> <span class="token punctuation">}</span><span class="token punctuation">]</span>
<span class="token punctuation">}</span><span class="token punctuation">;</span><br></pre></div></div></div> <div class="md-live-tag">live</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> <div class="md-live-preview"></div></div> <p>对于图例较多时，可以使用可滚动翻页的图例</p> <div class="md-code-block"><div class="nuxt-content-highlight"><pre class="language-js line-numbers"><code>option <span class="token operator">=</span> <span class="token punctuation">{</span>
<span class="token literal-property property">legend</span><span class="token operator">:</span> <span class="token punctuation">{</span>
<span class="token literal-property property">type</span><span class="token operator">:</span> <span class="token string">'scroll'</span><span class="token punctuation">,</span>
<span class="token literal-property property">orient</span><span class="token operator">:</span> <span class="token string">'vertical'</span><span class="token punctuation">,</span>
<span class="token literal-property property">right</span><span class="token operator">:</span> <span class="token number">10</span><span class="token punctuation">,</span>
<span class="token literal-property property">top</span><span class="token operator">:</span> <span class="token number">20</span><span class="token punctuation">,</span>
<span class="token literal-property property">bottom</span><span class="token operator">:</span> <span class="token number">20</span><span class="token punctuation">,</span>
<span class="token literal-property property">data</span><span class="token operator">:</span> <span class="token punctuation">[</span><span class="token string">'图例一'</span><span class="token punctuation">,</span> <span class="token string">'图例二'</span><span class="token punctuation">,</span> <span class="token string">'图例三'</span> <span class="token comment">/* ... */</span><span class="token punctuation">,</span> <span class="token punctuation">,</span> <span class="token string">'图例n'</span><span class="token punctuation">]</span>
<span class="token comment">// ...</span>
<span class="token punctuation">}</span>
<span class="token comment">// ...</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> <h2 id="%E6%A0%B7%E5%BC%8F" tabindex="-1">样式</h2> <p>在深色系背景下、为了方便阅读，建议给图例加上半透明的浅色背景层，文字颜色设置为浅色。</p> <div class="md-code-block"><div class="nuxt-content-highlight"><pre class="language-js line-numbers"><code>option <span class="token operator">=</span> <span class="token punctuation">{</span>
<span class="token literal-property property">legend</span><span class="token operator">:</span> <span class="token punctuation">{</span>
<span class="token literal-property property">data</span><span class="token operator">:</span> <span class="token punctuation">[</span><span class="token string">'图例一'</span><span class="token punctuation">,</span> <span class="token string">'图例二'</span><span class="token punctuation">,</span> <span class="token string">'图例三'</span><span class="token punctuation">]</span><span class="token punctuation">,</span>
<span class="token literal-property property">backgroundColor</span><span class="token operator">:</span> <span class="token string">'#ccc'</span><span class="token punctuation">,</span>
<span class="token literal-property property">textStyle</span><span class="token operator">:</span> <span class="token punctuation">{</span>
<span class="token literal-property property">color</span><span class="token operator">:</span> <span class="token string">'#ccc'</span>
<span class="token comment">// ...</span>
<span class="token punctuation">}</span>
<span class="token comment">// ...</span>
<span class="token punctuation">}</span>
<span class="token comment">// ...</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> <p>图例的颜色标签有很多种设计方式、针对不同的图表、图例样式也会有所不同。</p> <img max-width="830" width="80%" height="80%" src="images/design/legend/charts_sign_img04.png"> <div class="md-code-block"><div class="nuxt-content-highlight"><pre class="language-js line-numbers"><code>option <span class="token operator">=</span> <span class="token punctuation">{</span>
<span class="token literal-property property">legend</span><span class="token operator">:</span> <span class="token punctuation">{</span>
<span class="token literal-property property">data</span><span class="token operator">:</span> <span class="token punctuation">[</span><span class="token string">'图例一'</span><span class="token punctuation">,</span> <span class="token string">'图例二'</span><span class="token punctuation">,</span> <span class="token string">'图例三'</span><span class="token punctuation">]</span><span class="token punctuation">,</span>
<span class="token literal-property property">icon</span><span class="token operator">:</span> <span class="token string">'rect'</span>
<span class="token comment">// ...</span>
<span class="token punctuation">}</span>
<span class="token comment">// ...</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> <h2 id="%E4%BA%A4%E4%BA%92" tabindex="-1">交互</h2> <p>根据场景需要，图例可支持交互操作，点击控制显示或隐藏对应的数据列；</p> <div class="md-code-block"><div class="nuxt-content-highlight"><pre class="language-js line-numbers"><code>option <span class="token operator">=</span> <span class="token punctuation">{</span>
<span class="token literal-property property">legend</span><span class="token operator">:</span> <span class="token punctuation">{</span>
<span class="token literal-property property">data</span><span class="token operator">:</span> <span class="token punctuation">[</span><span class="token string">'图例一'</span><span class="token punctuation">,</span> <span class="token string">'图例二'</span><span class="token punctuation">,</span> <span class="token string">'图例三'</span><span class="token punctuation">]</span><span class="token punctuation">,</span>
<span class="token literal-property property">selected</span><span class="token operator">:</span> <span class="token punctuation">{</span>
<span class="token literal-property property">图例一</span><span class="token operator">:</span> <span class="token boolean">true</span><span class="token punctuation">,</span>
<span class="token literal-property property">图例二</span><span class="token operator">:</span> <span class="token boolean">true</span><span class="token punctuation">,</span>
<span class="token literal-property property">图例三</span><span class="token operator">:</span> <span class="token boolean">false</span>
<span class="token punctuation">}</span>
<span class="token comment">// ...</span>
<span class="token punctuation">}</span>
<span class="token comment">// ...</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> <h2 id="%E5%9B%BE%E4%BE%8B%E6%B3%A8%E6%84%8F%E4%BA%8B%E9%A1%B9" tabindex="-1">图例注意事项</h2> <p>图例要注意视情况使用，有些双轴图包含了多种图表类型，不同类型的图例样式要有所区分。</p> <div class="md-code-block"><div class="nuxt-content-highlight"><pre class="language-js line-numbers"><code>option <span class="token operator">=</span> <span class="token punctuation">{</span>
<span class="token literal-property property">legend</span><span class="token operator">:</span> <span class="token punctuation">{</span>
<span class="token literal-property property">data</span><span class="token operator">:</span> <span class="token punctuation">[</span>
<span class="token punctuation">{</span>
<span class="token literal-property property">name</span><span class="token operator">:</span> <span class="token string">'图例一'</span><span class="token punctuation">,</span>
<span class="token literal-property property">icon</span><span class="token operator">:</span> <span class="token string">'rect'</span>
<span class="token punctuation">}</span><span class="token punctuation">,</span>
<span class="token punctuation">{</span>
<span class="token literal-property property">name</span><span class="token operator">:</span> <span class="token string">'图例二'</span><span class="token punctuation">,</span>
<span class="token literal-property property">icon</span><span class="token operator">:</span> <span class="token string">'circle'</span>
<span class="token punctuation">}</span><span class="token punctuation">,</span>
<span class="token punctuation">{</span>
<span class="token literal-property property">name</span><span class="token operator">:</span> <span class="token string">'图例三'</span><span class="token punctuation">,</span>
<span class="token literal-property property">icon</span><span class="token operator">:</span> <span class="token string">'pin'</span>
<span class="token punctuation">}</span>
<span class="token punctuation">]</span>
<span class="token comment">// ...</span>
<span class="token punctuation">}</span><span class="token punctuation">,</span>
<span class="token literal-property property">series</span><span class="token operator">:</span> <span class="token punctuation">[</span>
<span class="token punctuation">{</span>
<span class="token literal-property property">name</span><span class="token operator">:</span> <span class="token string">'图例一'</span>
<span class="token comment">// ...</span>
<span class="token punctuation">}</span><span class="token punctuation">,</span>
<span class="token punctuation">{</span>
<span class="token literal-property property">name</span><span class="token operator">:</span> <span class="token string">'图例二'</span>
<span class="token comment">// ...</span>
<span class="token punctuation">}</span><span class="token punctuation">,</span>
<span class="token punctuation">{</span>
<span class="token literal-property property">name</span><span class="token operator">:</span> <span class="token string">'图例三'</span>
<span class="token comment">// ...</span>
<span class="token punctuation">}</span>
<span class="token punctuation">]</span>
<span class="token comment">// ...</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> <p>当图表只有一种数据信息时，用图表标题说明数据信息即可。建议此时不要加上图例。</p></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/legend.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/Geoffyscat" target="_blank" class="post-contributor"><img alt="Geoffyscat" src="https://avatars.githubusercontent.com/Geoffyscat?size=60" loading="lazy"> <span>Geoffyscat</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(i,t,e,d,r,l,g,a,n,o,C,I,s,A,c,h,u,L,p,b,B,w,m,v,f,y,Z,J,S,E,W,D,G,k,H,M,V,Y,x,F,K,N,j,T,O,X,P,R,z,Q,U,_,q,$,ii,ti,ei,di){return{layout:"default",data:[{html:'<h1 id="%E5%9B%BE%E4%BE%8B" tabindex="-1">图例</h1>\n<p>图例是图表中对内容区元素的注释、用不同形状、颜色、文字等来标示不同数据列，通过点击对应数据列的标记，可以显示或隐藏该数据列。图例虽然不是图表中的主要信息、却是了解图表信息的钥匙。</p>\n<h2 id="%E5%B8%83%E5%B1%80" tabindex="-1">布局</h2>\n<p>图例一般放在图表的右上角、也可以放在图表的底部、同一页面中的所有图例位置保持一致，可以横排对齐也可以纵排对齐。还要综合考虑整体的图表空间是适合哪种摆放方式。当图表纵向空间紧张或者内容区量过大的时候、建议摆放在图表的下方。下面是几种图例的摆放方式：</p>\n<md-live lang="js" code="\'b3B0aW9uID0gewogIGxlZ2VuZDogewogICAgLy8gVHJ5ICdob3Jpem9udGFsJwogICAgb3JpZW50OiAndmVydGljYWwnLAogICAgcmlnaHQ6IDEwLAogICAgdG9wOiAnY2VudGVyJwogIH0sCiAgZGF0YXNldDogewogICAgc291cmNlOiBbCiAgICAgIFsncHJvZHVjdCcsICcyMDE1JywgJzIwMTYnLCAnMjAxNyddLAogICAgICBbJ01hdGNoYSBMYXR0ZScsIDQzLjMsIDg1LjgsIDkzLjddLAogICAgICBbJ01pbGsgVGVhJywgODMuMSwgNzMuNCwgNTUuMV0sCiAgICAgIFsnQ2hlZXNlIENvY29hJywgODYuNCwgNjUuMiwgODIuNV0sCiAgICAgIFsnV2FsbnV0IEJyb3duaWUnLCA3Mi40LCA1My45LCAzOS4xXQogICAgXQogIH0sCiAgeEF4aXM6IHsgdHlwZTogJ2NhdGVnb3J5JyB9LAogIHlBeGlzOiB7fSwKICBzZXJpZXM6IFt7IHR5cGU6ICdiYXInIH0sIHsgdHlwZTogJ2JhcicgfSwgeyB0eXBlOiAnYmFyJyB9XQp9Ow\'" v-bind="{}" />\n<p>对于图例较多时，可以使用可滚动翻页的图例</p>\n<md-code-block lang="js" code="\'b3B0aW9uID0gewogIGxlZ2VuZDogewogICAgdHlwZTogJ3Njcm9sbCcsCiAgICBvcmllbnQ6ICd2ZXJ0aWNhbCcsCiAgICByaWdodDogMTAsCiAgICB0b3A6IDIwLAogICAgYm90dG9tOiAyMCwKICAgIGRhdGE6IFsn5Zu-5L6L5LiAJywgJ-WbvuS-i-S6jCcsICflm77kvovkuIknIC8qIC4uLiAqLywgLCAn5Zu-5L6LbiddCiAgICAvLyAuLi4KICB9CiAgLy8gLi4uCn07\'" line-highlights="\'\'" />\n<h2 id="%E6%A0%B7%E5%BC%8F" tabindex="-1">样式</h2>\n<p>在深色系背景下、为了方便阅读，建议给图例加上半透明的浅色背景层，文字颜色设置为浅色。</p>\n<md-code-block lang="js" code="\'b3B0aW9uID0gewogIGxlZ2VuZDogewogICAgZGF0YTogWyflm77kvovkuIAnLCAn5Zu-5L6L5LqMJywgJ-WbvuS-i-S4iSddLAogICAgYmFja2dyb3VuZENvbG9yOiAnI2NjYycsCiAgICB0ZXh0U3R5bGU6IHsKICAgICAgY29sb3I6ICcjY2NjJwogICAgICAvLyAuLi4KICAgIH0KICAgIC8vIC4uLgogIH0KICAvLyAuLi4KfTs\'" line-highlights="\'\'" />\n<p>图例的颜色标签有很多种设计方式、针对不同的图表、图例样式也会有所不同。</p>\n<img max-width="830" width="80%" height="80%" src="images/design/legend/charts_sign_img04.png" />\n<md-code-block lang="js" code="\'b3B0aW9uID0gewogIGxlZ2VuZDogewogICAgZGF0YTogWyflm77kvovkuIAnLCAn5Zu-5L6L5LqMJywgJ-WbvuS-i-S4iSddLAogICAgaWNvbjogJ3JlY3QnCiAgICAvLyAuLi4KICB9CiAgLy8gLi4uCn07\'" line-highlights="\'\'" />\n<h2 id="%E4%BA%A4%E4%BA%92" tabindex="-1">交互</h2>\n<p>根据场景需要，图例可支持交互操作，点击控制显示或隐藏对应的数据列；</p>\n<md-code-block lang="js" code="\'b3B0aW9uID0gewogIGxlZ2VuZDogewogICAgZGF0YTogWyflm77kvovkuIAnLCAn5Zu-5L6L5LqMJywgJ-WbvuS-i-S4iSddLAogICAgc2VsZWN0ZWQ6IHsKICAgICAg5Zu-5L6L5LiAOiB0cnVlLAogICAgICDlm77kvovkuow6IHRydWUsCiAgICAgIOWbvuS-i-S4iTogZmFsc2UKICAgIH0KICAgIC8vIC4uLgogIH0KICAvLyAuLi4KfTs\'" line-highlights="\'\'" />\n<h2 id="%E5%9B%BE%E4%BE%8B%E6%B3%A8%E6%84%8F%E4%BA%8B%E9%A1%B9" tabindex="-1">图例注意事项</h2>\n<p>图例要注意视情况使用，有些双轴图包含了多种图表类型，不同类型的图例样式要有所区分。</p>\n<md-code-block lang="js" 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