@mapgis/webclient-common/documention/UniqueValueRenderer.html

mapgis ES6 format for igserver

<header id="page-title" class="page-title">
    
        <span class="page-title-main">类名</span>
        <span class="page-title-sub">UniqueValueRenderer</span>
    
</header>





<section>

<article>
    <div class="container-overview">
    
        
            <div class='vertical-section'>
                <div class="members">
                    <div class="member">
                        


    
    <h4 class="name" id="UniqueValueRenderer">
        <a class="href-link" href="#UniqueValueRenderer">#</a>
        
        <span class="code-name" id="UniqueValueRenderer" style="font-size:30px">
            
                new UniqueValueRenderer<span class="signature">(options)</span>
            
        </span>
    </h4>
    

    
    <div class="description">
        <p>单值专题图渲染样式，支持的图层如下：<br/>
<a class="mapgis-link-name" title="IGSMapImageLayer" IGSMapImageLayer.html><code>IGS地图图片图层</code></a>、<a class="mapgis-link-name" title="GraphicsLayer" GraphicsLayer.html><code>几何图形图层</code></a>、<a class="mapgis-link-name" title="IGSFeatureLayer" IGSFeatureLayer.html><code>IGS要素图层</code></a>、
<a class="mapgis-link-name" title="GeoJSONLayer" GeoJSONLayer.html><code>geojson图层</code></a>、<a class="mapgis-link-name" title="WFSLayer" WFSLayer.html><code>OGC-WFS图层</code></a></p>
    </div>
    









    <h4>参数</h4>
    
<div class="table-container">
    <table class="params table">
        <thead>
        <tr>
            
            <th>名称</th>
            

            <th>类型</th>

            
            <th style="min-width: 100px;">默认值</th>
            

            <th class="last">描述</th>
        </tr>
        </thead>

        <tbody>
        

            
<tr class="deep-level-0">
  
      <td class="name" id="options"><code>options</code></td>
  

  <td class="type">
  
      
<span class="param-type">Object</span>



  
  </td>

  
      <td class="default">
      
      </td>
  

  <td class="description last"><p>构造参数</p></td>
</tr>


  
    
<tr class="deep-level-1">
  
      <td class="name" id="field"><code>field</code></td>
  

  <td class="type">
  
      
<span class="param-type">String</span>



  
  </td>

  
      <td class="default">
      
          ''
      
      </td>
  

  <td class="description last"><p>字段名</p></td>
</tr>


  
    
<tr class="deep-level-1">
  
      <td class="name" id="valueExpressionTitle"><code>valueExpressionTitle</code></td>
  

  <td class="type">
  
      
<span class="param-type">String</span>



  
  </td>

  
      <td class="default">
      
      </td>
  

  <td class="description last"><p>字段表达式描述</p></td>
</tr>


  
    
<tr class="deep-level-1">
  
      <td class="name" id="valueExpression"><code>valueExpression</code></td>
  

  <td class="type">
  
      
<span class="param-type">String</span>



  
  </td>

  
      <td class="default">
      
      </td>
  

  <td class="description last"><p>字段表达式</p></td>
</tr>


  
    
<tr class="deep-level-1">
  
      <td class="name" id="defaultVisible"><code>defaultVisible</code></td>
  

  <td class="type">
  
      
<span class="param-type">Boolean</span>



  
  </td>

  
      <td class="default">
      
          true
      
      </td>
  

  <td class="description last"><p>默认符号是否显示</p></td>
</tr>


  
    
<tr class="deep-level-1">
  
      <td class="name" id="uniqueValueInfos"><code>uniqueValueInfos</code></td>
  

  <td class="type">
  
      
<span class="param-type">Array.&lt;<a link="Array.<UniqueValueInfo>.html" onclick="getTypeHTML(event)" href="UniqueValueInfo.html">UniqueValueInfo</a>></span>



  
  </td>

  
      <td class="default">
      
          []
      
      </td>
  

  <td class="description last"><p>单值专题图字段样式，支持的样式如下：<br/>
<a class="mapgis-link-name" title="SimpleMarkerSymbol" SimpleMarkerSymbol.html><code>1、点样式</code></a><br/>
<a class="mapgis-link-name" title="SimpleLineSymbol" SimpleLineSymbol.html><code>2、线样式</code></a><br/>
<a class="mapgis-link-name" title="SimpleFillSymbol" SimpleFillSymbol.html><code>3、区样式</code></a><br/>
示例如下：<br>
<a href='#UniqueValue-point'>[1、单值专题图-点]</a><br/>
<a href='#UniqueValue-line'>[2、单值专题图-线]</a><br/>
<a href='#UniqueValue-fill'>[3、单值专题图-区]</a></p></td>
</tr>


  
    
<tr class="deep-level-1">
  
      <td class="name" id="defaultSymbol"><code>defaultSymbol</code></td>
  

  <td class="type">
  
      
<span class="param-type">Object</span>



  
  </td>

  
      <td class="default">
      
      </td>
  

  <td class="description last"><p>默认样式，当分段值未覆盖时，使用默认样式，支持的样式如下：<br/>
<a class="mapgis-link-name" title="SimpleMarkerSymbol" SimpleMarkerSymbol.html><code>1、点样式</code></a><br/>
<a class="mapgis-link-name" title="SimpleLineSymbol" SimpleLineSymbol.html><code>2、线样式</code></a><br/>
<a class="mapgis-link-name" title="SimpleFillSymbol" SimpleFillSymbol.html><code>3、区样式</code></a><br/>
示例如下：<br>
<a href='#defaultSymbol-point'>[1、默认样式-点]</a><br/>
<a href='#defaultSymbol-line'>[2、默认样式-线]</a><br/>
<a href='#defaultSymbol-fill'>[3、默认样式-区]</a></p></td>
</tr>


  



        
        </tbody>
    </table>
</div>






<dl class="details">

    

    

    

    

    

    

    

    

    

    

    

    
    

    
    <dt class="tag-see">See:</dt>
    <dd class="tag-see">
        <ul>
            <li><p><a href="tutorial-表达式.html"><h7>字段表达式说明</h7></a></p></li>
        </ul>
    </dd>
    

    

    
</dl>























    <h5>示例</h5>
    
        <p class="code-caption"><h7 id='defaultSymbol-point'>默认样式-点</h7></p>
    
    
        <pre class="prettyprint"><code>// ES5引入方式
const { SimpleMarkerSymbol, SimpleLineSymbol } = Zondy.Symbol
const { Color } = Zondy
const { UniqueValueRenderer } = Zondy.Renderer
// ES6引入方式
import { SimpleMarkerSymbol, SimpleLineSymbol, Color, UniqueValueRenderer } from "@mapgis/webclient-common"
// 初始化默认样式，更多样式详见：<a class="mapgis-link-name" title="SimpleMarkerSymbol" SimpleMarkerSymbol.html><code>《SimpleMarkerSymbol》</code></a>
const defaultSymbol = new SimpleMarkerSymbol({
  // 填充颜色
  color: 'rgba(1,1,252,0)',
  // 点半径
  size: 13,
  // 外边线样式
  outline: new SimpleLineSymbol({
    //线颜色
    color: new Color(255, 1, 0, 1),
    //线宽
    width: 1
  })
})
// 初始化渲染对象
const renderer = new UniqueValueRenderer({
  //字段名
  field: '你的字段名',
  //单值专题图字段样式
  uniqueValueInfos: [],
  // 默认样式
  defaultSymbol: defaultSymbol
})</code></pre>
    

        <p class="code-caption"><h7 id='defaultSymbol-line'>默认样式-线</h7></p>
    
    
        <pre class="prettyprint"><code>// ES5引入方式
const { SimpleLineSymbol } = Zondy.Symbol
const { Color } = Zondy
const { UniqueValueRenderer } = Zondy.Renderer
// ES6引入方式
import { SimpleLineSymbol, Color, UniqueValueRenderer } from "@mapgis/webclient-common"
// 初始化默认样式，更多样式详见：<a class="mapgis-link-name" title="SimpleLineSymbol" SimpleLineSymbol.html><code>《SimpleLineSymbol》</code></a>
const defaultSymbol = new SimpleLineSymbol({
  // 填充颜色
  color: new Color(255, 0, 0, 1),
  // 线宽
  width: 2
})
// 初始化渲染对象
const renderer = new UniqueValueRenderer({
  //字段名
  field: '你的字段名',
  //单值专题图字段样式
  uniqueValueInfos: [],
  // 默认样式
  defaultSymbol: defaultSymbol
})</code></pre>
    

        <p class="code-caption"><h7 id='defaultSymbol-fill'>默认样式-区</h7></p>
    
    
        <pre class="prettyprint"><code>// ES5引入方式
const { SimpleFillSymbol, SimpleLineSymbol } = Zondy.Symbol
const { Color } = Zondy
const { UniqueValueRenderer } = Zondy.Renderer
// ES6引入方式
import { SimpleFillSymbol, SimpleLineSymbol, Color, UniqueValueRenderer } from "@mapgis/webclient-common"
// 初始化默认样式，更多样式详见：<a class="mapgis-link-name" title="SimpleFillSymbol" SimpleFillSymbol.html><code>《SimpleFillSymbol》</code></a>
const defaultSymbol = new Symbol.SimpleFillSymbol({
  // 填充颜色
  color: 'rgba(1,1,252,0)',
  // 外边线样式
  outline: new Symbol.SimpleLineSymbol({
    //线颜色
    color: new Color(255, 1, 0, 1),
    //线宽
    width: 1
  })
})
// 初始化渲染对象
const renderer = new Renderer.UniqueValueRenderer({
  //字段名
  field: '你的字段名',
  //单值专题图字段样式
  uniqueValueInfos: [],
  // 默认样式
  defaultSymbol: defaultSymbol
})</code></pre>
    

        <p class="code-caption"><h7 id='UniqueValue-point'>单值专题图-点</h7></p>
    
    
        <pre class="prettyprint"><code>// ES5引入方式
const { UniqueValueRenderer } = Zondy.Renderer
const { SimpleMarkerSymbol, SimpleLineSymbol } = Zondy.Symbol
const { Color } = Zondy
// ES6引入方式
import { UniqueValueRenderer, SimpleMarkerSymbol, SimpleLineSymbol, Color } from "@mapgis/webclient-common"
//创建单值专题图渲染样式对象，更多样式详见：<a class="mapgis-link-name" title="SimpleMarkerSymbol" SimpleMarkerSymbol.html><code>《SimpleMarkerSymbol》</code></a>
let uniqueRender = new UniqueValueRenderer({
    //字段名
    field: '你的字段名',
    // 默认样式
    defaultSymbol: undefined,
    //单值专题图字段样式
    uniqueValueInfos: [{
        //指定字段值1
        value: "字段值1",
        //匹配到该值后的样式
        symbol: new SimpleMarkerSymbol({
          // 填充颜色
          color: 'rgba(1,1,252,0)',
          // 点半径
          size: 13,
          // 外边线样式
          outline: new SimpleLineSymbol({
            //线颜色
            color: new Color(255, 1, 0, 1),
            //线宽
            width: 1
          })
        })
    },{
        //指定字段值2
        value: "字段值2",
        //匹配到该值后的样式
        symbol: new SimpleMarkerSymbol({
          // 填充颜色
          color: 'rgba(1,1,252,0)',
          // 点半径
          size: 13,
          // 外边线样式
          outline: new SimpleLineSymbol({
            //线颜色
            color: new Color(255, 1, 0, 1),
            //线宽
            width: 1
          })
        })
    }]
});</code></pre>
    

        <p class="code-caption"><h7 id='UniqueValue-line'>单值专题图-线</h7></p>
    
    
        <pre class="prettyprint"><code>// ES5引入方式
const { UniqueValueRenderer } = Zondy.Renderer
const { SimpleLineSymbol } = Zondy.Symbol
const { Color } = Zondy
// ES6引入方式
import { UniqueValueRenderer, SimpleLineSymbol, Color } from "@mapgis/webclient-common"
//创建单值专题图渲染样式对象，更多样式详见：<a class="mapgis-link-name" title="SimpleLineSymbol" SimpleLineSymbol.html><code>《SimpleLineSymbol》</code></a>
let uniqueRender = new UniqueValueRenderer({
    //字段名
    field: '你的字段名',
    // 默认样式
    defaultSymbol: undefined,
    //单值专题图字段样式
    uniqueValueInfos: [{
        //指定字段值1
        value: "字段值1",
        //匹配到该值后的样式
        symbol: new SimpleLineSymbol({
            //线符号颜色
            color: new Color(255, 0, 0, 1),
            //线宽
            width: 1
        })
    },{
        //指定字段值2
        value: "字段值2",
        //匹配到该值后的样式
        symbol: new SimpleLineSymbol({
            //线符号颜色
            color: new Color(1, 255, 0, 1),
            //线宽
            width: 2
        })
    }]
});</code></pre>
    

        <p class="code-caption"><h7 id='UniqueValue-fill'>单值专题图-区</h7></p>
    
    
        <pre class="prettyprint"><code>// ES5引入方式
const { UniqueValueRenderer } = Zondy.Renderer
const { SimpleFillSymbol, SimpleLineSymbol } = Zondy.Symbol
const { Color } = Zondy
// ES6引入方式
import { UniqueValueRenderer, SimpleLineSymbol, Color } from "@mapgis/webclient-common"
//创建单值专题图渲染样式对象，更多样式详见：<a class="mapgis-link-name" title="SimpleFillSymbol" SimpleFillSymbol.html><code>《SimpleFillSymbol》</code></a>
let uniqueRender = new UniqueValueRenderer({
    //字段名
    field: '你的字段名',
    // 默认样式
    defaultSymbol: undefined,
    //单值专题图字段样式
    uniqueValueInfos: [{
        //指定字段值1
        value: "字段值1",
        //匹配到该值后的样式
        symbol: new SimpleFillSymbol({
          // 填充颜色
          color: 'rgba(1,1,252,0)',
          // 外边线样式
          outline: new SimpleLineSymbol({
            //线颜色
            color: new Color(255, 1, 0, 1),
            //线宽
            width: 1
          })
        })
    },{
        //指定字段值2
        value: "字段值2",
        //匹配到该值后的样式
        symbol: new SimpleFillSymbol({
          // 填充颜色
          color: 'rgba(1,1,252,0)',
          // 外边线样式
          outline: new SimpleLineSymbol({
            //线颜色
            color: new Color(255, 1, 0, 1),
            //线宽
            width: 1
          })
        })
    }]
});</code></pre>
    

        <p class="code-caption"><h7 id='valueExpression'>字段表达式</h7></p>
    
    
        <pre class="prettyprint"><code>// 设置字段表达式，表达式更方便用户自定义可视化效果
// 目前能支持简单运算（加、减、乘、除等），支持要素链接符$feature
 const renderer = new UniqueValueRenderer({
          valueExpression:"$feature.FID>10?'样式1':'样式2'",
          //单值专题图字段样式
          uniqueValueInfos: [
            {
              //指定字段值1
              value:'样式1',
              //匹配到该值后的样式
              symbol: new SimpleMarkerSymbol({
                // 填充颜色
                color: "rgba(255,0,255,1)",
                // 点半径
                size: 40,
                // 外边线样式
                outline: new SimpleLineSymbol({
                  //线颜色
                  color: new Color(255, 1, 0, 1),
                  //线宽
                  width: 1,
                }),
                style:'arrow'
              }),
            },
            {
              //指定字段值2
              value: "样式2",
              //匹配到该值后的样式
              symbol: new SimpleFillSymbol({
                // 填充颜色
                color: "rgba(0,0,255,0.2)",
                // 外边线样式
                outline: new SimpleLineSymbol({
                  //线颜色
                  color: new Color(255, 1, 0, 1),
                  //线宽
                  width: 1,
                  style:'dot'
                }),
                style:'cross'
              }),
            },
          ],
          // 默认样式
          defaultSymbol: defaultSymbol,
        });</code></pre>
    



                    </div>
                </div>
            </div>
        
    
    </div>
    
    
        <h3 class="subsection-title">继承关系</h3>

        


    <ul>
        <li><a link="BaseRenderer.html" onclick="getTypeHTML(event)" class="mapgis-link-name" title="BaseRenderer" BaseRenderer.html>BaseRenderer</a></li>
    </ul>


    

    

    

    

    

    

    
        <div class='vertical-section'>
            <h3 id='member'>成员变量</h3>
            <h4 style="margin-top: 20px;margin-bottom: 20px;">成员变量概述</h4>
            <div class="table-container">
                <table class="params table">
                    <thead>
                    <tr>
                        <th>名称</th>
                        <th>类型</th>
                        <th>描述</th>
                    </tr>
                    </thead>
                    <tbody>
                        
                            <tr class="deep-level-0">
                                <td class="name"><code><a href="#defaultDescription">defaultDescription</a></code></td>
                                <td class="name">
                                    <code>
                                        
<span class="param-type">String</span>



                                    </code>
                                </td>
                                <td class="name"><code><p>默认的渲染器的描述信息</p></code></td>
                            </tr>
                        
                            <tr class="deep-level-0">
                                <td class="name"><code><a href="#defaultLabel">defaultLabel</a></code></td>
                                <td class="name">
                                    <code>
                                        
<span class="param-type">String</span>



                                    </code>
                                </td>
                                <td class="name"><code><p>默认的渲染器标签</p></code></td>
                            </tr>
                        
                            <tr class="deep-level-0">
                                <td class="name"><code><a href="#defaultSymbol">defaultSymbol</a></code></td>
                                <td class="name">
                                    <code>
                                        
<span class="param-type"><a link="Symbol.html" onclick="getTypeHTML(event)" class="mapgis-link-name" title="Symbol" Symbol.html>Symbol</a></span>



                                    </code>
                                </td>
                                <td class="name"><code><p>defaultSymbol 默认样式，当分段值未覆盖时，使用默认样式</p></code></td>
                            </tr>
                        
                            <tr class="deep-level-0">
                                <td class="name"><code><a href="#defaultVisible">defaultVisible</a></code></td>
                                <td class="name">
                                    <code>
                                        
<span class="param-type">Boolean</span>



                                    </code>
                                </td>
                                <td class="name"><code><p>是否可视化默认符号</p></code></td>
                            </tr>
                        
                            <tr class="deep-level-0">
                                <td class="name"><code><a href="#field">field</a></code></td>
                                <td class="name">
                                    <code>
                                        
<span class="param-type">String</span>



                                    </code>
                                </td>
                                <td class="name"><code><p>field 'unique-value'，字段名</p></code></td>
                            </tr>
                        
                            <tr class="deep-level-0">
                                <td class="name"><code><a href="#type">type</a></code></td>
                                <td class="name">
                                    <code>
                                        
<span class="param-type">String</span>



                                    </code>
                                </td>
                                <td class="name"><code><p>type 'unique-value'，单值专题图</p></code></td>
                            </tr>
                        
                            <tr class="deep-level-0">
                                <td class="name"><code><a href="#uniqueValueInfos">uniqueValueInfos</a></code></td>
                                <td class="name">
                                    <code>
                                        
<span class="param-type">Array.&lt;<a link="Array.<UniqueValueInfo>.html" onclick="getTypeHTML(event)" href="UniqueValueInfo.html">UniqueValueInfo</a>></span>



                                    </code>
                                </td>
                                <td class="name"><code><p>uniqueValueInfos 单值专题图字段样式</p></code></td>
                            </tr>
                        
                            <tr class="deep-level-0">
                                <td class="name"><code><a href="#valueExpression">valueExpression</a></code></td>
                                <td class="name">
                                    <code>
                                        
<span class="param-type">String</span>



                                    </code>
                                </td>
                                <td class="name"><code><p>字段表达式</p></code></td>
                            </tr>
                        
                            <tr class="deep-level-0">
                                <td class="name"><code><a href="#valueExpressionTitle">valueExpressionTitle</a></code></td>
                                <td class="name">
                                    <code>
                                        
<span class="param-type">String</span>



                                    </code>
                                </td>
                                <td class="name"><code><p>字段表达式描述</p></code></td>
                            </tr>
                        
                            <tr class="deep-level-0">
                                <td class="name"><code><a href="#visualVariables">visualVariables</a></code></td>
                                <td class="name">
                                    <code>
                                        
<span class="param-type">Array.&lt;<a link="Array.<VisualVariable>.html" onclick="getTypeHTML(event)" href="VisualVariable.html">VisualVariable</a>></span>



                                    </code>
                                </td>
                                <td class="name"><code><p>视觉变量</p></code></td>
                            </tr>
                        
                    </tbody>
                </table>
            </div>
            <h4 style="margin-top: 20px;margin-bottom: 20px;">成员变量详情</h4>
            <div class="members">
            
                <div class="member">

    <span class="method-parameter is-pulled-right">
        <label>类型:</label>
        
<span class="param-type">String</span>



    </span>

<h4 class="name" id="defaultDescription">
    <a class="href-link" href="#defaultDescription">#</a>
    
    <span class="code-name">
        defaultDescription
    </span>
    
</h4>




<div class="description">
    <p>默认的渲染器的描述信息</p>
</div>





<dl class="details">

    

    

    

    

    

    

    

    

    

    

    

    
    

    

    

    
</dl>





</div>
            
                <div class="member">

    <span class="method-parameter is-pulled-right">
        <label>类型:</label>
        
<span class="param-type">String</span>



    </span>

<h4 class="name" id="defaultLabel">
    <a class="href-link" href="#defaultLabel">#</a>
    
    <span class="code-name">
        defaultLabel
    </span>
    
</h4>




<div class="description">
    <p>默认的渲染器标签</p>
</div>





<dl class="details">

    

    

    

    

    

    

    

    

    

    

    

    
    

    

    

    
</dl>





</div>
            
                <div class="member">

    <span class="method-parameter is-pulled-right">
        <label>类型:</label>
        
<span class="param-type"><a link="Symbol.html" onclick="getTypeHTML(event)" class="mapgis-link-name" title="Symbol" Symbol.html>Symbol</a></span>



    </span>

<h4 class="name" id="defaultSymbol">
    <a class="href-link" href="#defaultSymbol">#</a>
    
    <span class="code-name">
        defaultSymbol
    </span>
    
</h4>




<div class="description">
    <p>defaultSymbol 默认样式，当分段值未覆盖时，使用默认样式</p>
</div>





<dl class="details">

    

    

    

    

    

    

    

    

    

    

    

    
    

    

    

    
</dl>





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                <div class="member">

    <span class="method-parameter is-pulled-right">
        <label>类型:</label>
        
<span class="param-type">Boolean</span>



    </span>

<h4 class="name" id="defaultVisible">
    <a class="href-link" href="#defaultVisible">#</a>
    
    <span class="code-name">
        defaultVisible
    </span>
    
</h4>




<div class="description">
    <p>是否可视化默认符号</p>
</div>





<dl class="details">

    

    

    

    

    

    

    

    

    

    

    

    
    

    

    

    
</dl>





</div>
            
                <div class="member">

    <span class="method-parameter is-pulled-right">
        <label>类型:</label>
        
<span class="param-type">String</span>



    </span>

<h4 class="name" id="field">
    <a class="href-link" href="#field">#</a>
    
    <span class="code-name">
        field
    </span>
    
</h4>




<div class="description">
    <p>field 'unique-value'，字段名</p>
</div>





<dl class="details">

    

    

    

    

    

    

    

    

    

    

    

    
    

    

    

    
</dl>





</div>
            
                <div class="member">

    <span class="method-parameter is-pulled-right">
        <label>类型:</label>
        
<span class="param-type">String</span>



    </span>

<h4 class="name" id="type">
    <a class="href-link" href="#type">#</a>
    
    <span class="code-name">
        type
    </span>
    
</h4>




<div class="description">
    <p>type 'unique-value'，单值专题图</p>
</div>





<dl class="details">

    

    

    

    

    

    

    

    

    

    

    

    
    

    

    

    
</dl>





</div>
            
                <div class="member">

    <span class="method-parameter is-pulled-right">
        <label>类型:</label>
        
<span class="param-type">Array.&lt;<a link="Array.<UniqueValueInfo>.html" onclick="getTypeHTML(event)" href="UniqueValueInfo.html">UniqueValueInfo</a>></span>



    </span>

<h4 class="name" id="uniqueValueInfos">
    <a class="href-link" href="#uniqueValueInfos">#</a>
    
    <span class="code-name">
        uniqueValueInfos
    </span>
    
</h4>




<div class="description">
    <p>uniqueValueInfos 单值专题图字段样式</p>
</div>





<dl class="details">

    

    

    

    

    

    

    

    

    

    

    

    
    

    

    

    
</dl>





</div>
            
                <div class="member">

    <span class="method-parameter is-pulled-right">
        <label>类型:</label>
        
<span class="param-type">String</span>



    </span>

<h4 class="name" id="valueExpression">
    <a class="href-link" href="#valueExpression">#</a>
    
    <span class="code-name">
        valueExpression
    </span>
    
</h4>




<div class="description">
    <p>字段表达式</p>
</div>





<dl class="details">

    

    

    

    

    

    

    

    

    

    

    

    
    

    

    

    
</dl>





</div>
            
                <div class="member">

    <span class="method-parameter is-pulled-right">
        <label>类型:</label>
        
<span class="param-type">String</span>



    </span>

<h4 class="name" id="valueExpressionTitle">
    <a class="href-link" href="#valueExpressionTitle">#</a>
    
    <span class="code-name">
        valueExpressionTitle
    </span>
    
</h4>




<div class="description">
    <p>字段表达式描述</p>
</div>





<dl class="details">

    

    

    

    

    

    

    

    

    

    

    

    
    

    

    

    
</dl>





</div>
            
                <div class="member">

    <span class="method-parameter is-pulled-right">
        <label>类型:</label>
        
<span class="param-type">Array.&lt;<a link="Array.<VisualVariable>.html" onclick="getTypeHTML(event)" href="VisualVariable.html">VisualVariable</a>></span>



    </span>

<h4 class="name" id="visualVariables">
    <a class="href-link" href="#visualVariables">#</a>
    
    <span class="code-name">
        visualVariables
    </span>
    
</h4>




<div class="description">
    <p>视觉变量</p>
</div>





<dl class="details">

    

    

    

    

    

    

    

    

    

    

    

    
    

    

    

    
</dl>





</div>
            
            </div>
        </div>
    

    
        <div class='vertical-section'>
            <h3 id='function'>方法</h3>
            <h4 style="margin-top: 20px;margin-bottom: 20px;">方法概述</h4>
            <div class="members">
            <div class="table-container">
                <table class="params table">
                    <thead>
                    <tr>
                        <th>名称</th>
                        <th>返回值类型</th>
                        <th>描述</th>
                    </tr>
                    </thead>
                    <tbody>
                        
                            <tr class="deep-level-0">
                                <td class="name"><code><a href="#fromJSON">fromJSON</a></code></td>
                                <td class="name">
                                    <code>
                                        
                                                
<span class="param-type"><a link="UniqueValueRenderer.html" onclick="getTypeHTML(event)" class="mapgis-link-name" title="UniqueValueRenderer" UniqueValueRenderer.html>UniqueValueRenderer</a></span>



                                            
                                    </code>
                                </td>
                                <td class="name"><code><p>通过json创造UniqueValueRenderer对象</p></code></td>
                            </tr>
                        
                            <tr class="deep-level-0">
                                <td class="name"><code><a href="#clone">clone</a></code></td>
                                <td class="name">
                                    <code>
                                        
                                                
<span class="param-type"><a link="UniqueValueRenderer.html" onclick="getTypeHTML(event)" class="mapgis-link-name" title="UniqueValueRenderer" UniqueValueRenderer.html>UniqueValueRenderer</a></span>



                                            
                                    </code>
                                </td>
                                <td class="name"><code><p>克隆renderer对象</p></code></td>
                            </tr>
                        
                            <tr class="deep-level-0">
                                <td class="name"><code><a href="#fromJSON">fromJSON</a></code></td>
                                <td class="name">
                                    <code>
                                        
                                    </code>
                                </td>
                                <td class="name"><code><p>将JSON格式的渲染规则转换为JS对象</p></code></td>
                            </tr>
                        
                            <tr class="deep-level-0">
                                <td class="name"><code><a href="#toJSON">toJSON</a></code></td>
                                <td class="name">
                                    <code>
                                        
                                                
<span class="param-type">Object</span>



                                            
                                    </code>
                                </td>
                                <td class="name"><code><p>导出为json对象</p></code></td>
                            </tr>
                        
                    </tbody>
                </table>
            </div>
            <h4 style="margin-top: 20px;margin-bottom: 20px;">方法详情</h4>
            
                <div class="member">


    
    <h4 class="name" id=".fromJSON">
        <a class="href-link" href="#.fromJSON">#</a>
        
            
                <span class='tag'>static</span>
            
        
        <span class="code-name" id="fromJSON" style="font-size:30px">
            
                fromJSON<span class="signature">(json)</span>
            
        </span>
    </h4>
    

    
    <div class="description">
        <p>通过json创造UniqueValueRenderer对象</p>
    </div>
    









    <h4>参数</h4>
    
<div class="table-container">
    <table class="params table">
        <thead>
        <tr>
            
            <th>名称</th>
            

            <th>类型</th>

            

            <th class="last">描述</th>
        </tr>
        </thead>

        <tbody>
        

            
<tr class="deep-level-0">
  
      <td class="name" id="json"><code>json</code></td>
  

  <td class="type">
  
      
<span class="param-type">Object</span>



  
  </td>

  

  <td class="description last"></td>
</tr>



        
        </tbody>
    </table>
</div>






<dl class="details">

    

    

    

    

    

    

    

    

    

    

    

    
    

    

    

    
</dl>


















    <div class='columns method-parameter'>
        <div class="column is-2"><label>返回值</label></div>
        <div class="column is-10">
            
                    

<div class="columns">
    
    <div class='param-desc column is-7'><p>新创建的UniqueValueRenderer对象</p></div>
    
    
    <div class='column is-5 has-text-left'>
        <label>类型: </label>
        
<span class="param-type"><a link="UniqueValueRenderer.html" onclick="getTypeHTML(event)" class="mapgis-link-name" title="UniqueValueRenderer" UniqueValueRenderer.html>UniqueValueRenderer</a></span>



    </div>
    
</div>

                
        </div>
    </div>






    <h5>示例</h5>
    
        <p class="code-caption"><h7>通过json创造UniqueValueRenderer对象</h7></p>
    
    
        <pre class="prettyprint"><code>let uniqueValueRenderer = UniqueValueRenderer.fromJSON({
   // 初始化参数
})</code></pre>
    


</div>
            
                <div class="member">


    
    <h4 class="name" id="clone">
        <a class="href-link" href="#clone">#</a>
        
        <span class="code-name" id="clone" style="font-size:30px">
            
                clone<span class="signature">()</span>
            
        </span>
    </h4>
    

    
    <div class="description">
        <p>克隆renderer对象</p>
    </div>
    













<dl class="details">

    

    

    

    
    <dt class="tag-overrides">Overrides:</dt>
    <dd class="tag-overrides"><ul class="dummy"><li>
        <a class="mapgis-link-name" title="BaseRenderer#clone" BaseRenderer.html#clone>BaseRenderer#clone</a>
    </li></ul></dd>
    

    

    

    

    

    

    

    

    
    

    

    

    
</dl>


















    <div class='columns method-parameter'>
        <div class="column is-2"><label>返回值</label></div>
        <div class="column is-10">
            
                    

<div class="columns">
    
    <div class='param-desc column is-7'><p>克隆后的renderer对象</p></div>
    
    
    <div class='column is-5 has-text-left'>
        <label>类型: </label>
        
<span class="param-type"><a link="UniqueValueRenderer.html" onclick="getTypeHTML(event)" class="mapgis-link-name" title="UniqueValueRenderer" UniqueValueRenderer.html>UniqueValueRenderer</a></span>



    </div>
    
</div>

                
        </div>
    </div>






</div>
            
                <div class="member">


    
    <h4 class="name" id="fromJSON">
        <a class="href-link" href="#fromJSON">#</a>
        
        <span class="code-name" id="fromJSON" style="font-size:30px">
            
                fromJSON<span class="signature">(json)</span>
            
        </span>
    </h4>
    

    
    <div class="description">
        <p>将JSON格式的渲染规则转换为JS对象</p>
    </div>
    









    <h4>参数</h4>
    
<div class="table-container">
    <table class="params table">
        <thead>
        <tr>
            
            <th>名称</th>
            

            <th>类型</th>

            

            <th class="last">描述</th>
        </tr>
        </thead>

        <tbody>
        

            
<tr class="deep-level-0">
  
      <td class="name" id="json"><code>json</code></td>
  

  <td class="type">
  
      
<span class="param-type">Object</span>



  
  </td>

  

  <td class="description last"><p>渲染规则的实例化JSON</p></td>
</tr>



        
        </tbody>
    </table>
</div>






<dl class="details">

    

    

    
    <dt class="inherited-from">Inherited From:</dt>
    <dd class="inherited-from"><ul class="dummy"><li>
        <a goto="fromJSON" link="BaseRenderer.html" onclick="getTypeHTML(event)" class="mapgis-link-name" title="BaseRenderer#fromJSON" BaseRenderer.html#fromJSON>BaseRenderer#fromJSON</a>
    </li></ul></dd>
    

    

    

    

    

    

    

    

    

    
    

    

    

    
</dl>























</div>
            
                <div class="member">


    
    <h4 class="name" id="toJSON">
        <a class="href-link" href="#toJSON">#</a>
        
        <span class="code-name" id="toJSON" style="font-size:30px">
            
                toJSON<span class="signature">()</span>
            
        </span>
    </h4>
    

    
    <div class="description">
        <p>导出为json对象</p>
    </div>
    













<dl class="details">

    

    

    

    
    <dt class="tag-overrides">Overrides:</dt>
    <dd class="tag-overrides"><ul class="dummy"><li>
        <a class="mapgis-link-name" title="BaseRenderer#toJSON" BaseRenderer.html#toJSON>BaseRenderer#toJSON</a>
    </li></ul></dd>
    

    

    

    

    

    

    

    

    
    

    

    

    
</dl>


















    <div class='columns method-parameter'>
        <div class="column is-2"><label>返回值</label></div>
        <div class="column is-10">
            
                    

<div class="columns">
    
    <div class='param-desc column is-7'><p>json对象</p></div>
    
    
    <div class='column is-5 has-text-left'>
        <label>类型: </label>
        
<span class="param-type">Object</span>



    </div>
    
</div>

                
        </div>
    </div>






</div>
            
            </div>
        </div>
    

    

    
</article>

</section>