@mapgis/webclient-common/documention/SpatialReference.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">SpatialReference</span>
    
</header>





<section>

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


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

    
    <div class="description">
        <p>空间参考系
<br><br>[ES5引入方式]：<br/>
zondy.SpatialReference() <br/>
[ES6引入方式]：<br/>
import { SpatialReference } from &quot;@mapgis/webclient-common&quot; <br/>
<br/></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"><code>options</code></td>
  

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

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



  
  </td>

  

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


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

  <td class="type">
  
      
<span class="param-type">
    
             Number
    
</span>
|

<span class="param-type">
    
             undefined
    
</span>



  
  </td>

  

  <td class="description last"><p>空间参考系的wkid</p></td>
</tr>


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

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

<span class="param-type">
    
             undefined
    
</span>



  
  </td>

  

  <td class="description last"><p>空间参考系Well Known Text 或 proj4js字符串,仅支持proj4js能够支持的字符串。OGC WKT标准<a href="https://www.ogc.org/standard/wkt-crs/">https://www.ogc.org/standard/wkt-crs/</a>, EPSG坐标系查询<a href="https://epsg.io/">https://epsg.io/</a></p></td>
</tr>


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

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

<span class="param-type">
    
             undefined
    
</span>



  
  </td>

  

  <td class="description last"><p>空间参考系单位</p></td>
</tr>


  



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






<dl class="details">

    

    

    

    

    

    

    

    

    

    

    

    
    

    

    

    
</dl>
























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

    

    

    

    

    

    
        <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="#isGeographic">isGeographic</a></code></td>
                                <td class="name">
                                    <code>
                                        
<span class="param-type">
    
             Boolean
    
</span>



                                    </code>
                                </td>
                                <td class="name"><code><p>是否是地理坐标系</p></code></td>
                            </tr>
                        
                            <tr class="deep-level-0">
                                <td class="name"><code><a href="#isWebMercator">isWebMercator</a></code></td>
                                <td class="name">
                                    <code>
                                        
<span class="param-type">
    
             Boolean
    
</span>



                                    </code>
                                </td>
                                <td class="name"><code><p>是否是Web墨卡托坐标系</p></code></td>
                            </tr>
                        
                            <tr class="deep-level-0">
                                <td class="name"><code><a href="#isWGS84">isWGS84</a></code></td>
                                <td class="name">
                                    <code>
                                        
<span class="param-type">
    
             Boolean
    
</span>



                                    </code>
                                </td>
                                <td class="name"><code><p>是否是WGS84相关坐标系</p></code></td>
                            </tr>
                        
                            <tr class="deep-level-0">
                                <td class="name"><code><a href="#isWrappable">isWrappable</a></code></td>
                                <td class="name">
                                    <code>
                                        
<span class="param-type">
    
             Boolean
    
</span>



                                    </code>
                                </td>
                                <td class="name"><code><p>坐标系否支持环绕国际日期线，当参考系是Web Mercator或WGS84</p></code></td>
                            </tr>
                        
                            <tr class="deep-level-0">
                                <td class="name"><code><a href="#unit">unit</a></code></td>
                                <td class="name">
                                    <code>
                                        
<span class="param-type">
    
             String
    
</span>
|

<span class="param-type">
    
             undefined
    
</span>



                                    </code>
                                </td>
                                <td class="name"><code><p>投影坐标系的描述</p></code></td>
                            </tr>
                        
                            <tr class="deep-level-0">
                                <td class="name"><code><a href="#WebMercator">WebMercator</a></code></td>
                                <td class="name">
                                    <code>
                                        
<span class="param-type">
    
             <a link="SpatialReference.html" onclick="getTypeHTML(event)" href="SpatialReference.html">SpatialReference</a>
    
</span>



                                    </code>
                                </td>
                                <td class="name"><code><p>一个便捷的Web墨卡托对象，只有当类型为Web墨卡托时才有</p></code></td>
                            </tr>
                        
                            <tr class="deep-level-0">
                                <td class="name"><code><a href="#WGS84">WGS84</a></code></td>
                                <td class="name">
                                    <code>
                                        
<span class="param-type">
    
             <a link="SpatialReference.html" onclick="getTypeHTML(event)" href="SpatialReference.html">SpatialReference</a>
    
</span>



                                    </code>
                                </td>
                                <td class="name"><code><p>一个便捷的WGS84对象，只有当类型为WGS84时才有</p></code></td>
                            </tr>
                        
                            <tr class="deep-level-0">
                                <td class="name"><code><a href="#wkid">wkid</a></code></td>
                                <td class="name">
                                    <code>
                                        
<span class="param-type">
    
             Number
    
</span>



                                    </code>
                                </td>
                                <td class="name"><code><p>投影坐标系的id</p></code></td>
                            </tr>
                        
                            <tr class="deep-level-0">
                                <td class="name"><code><a href="#wkt">wkt</a></code></td>
                                <td class="name">
                                    <code>
                                        
<span class="param-type">
    
             String
    
</span>
|

<span class="param-type">
    
             undefined
    
</span>



                                    </code>
                                </td>
                                <td class="name"><code><p>投影坐标系的描述</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">
    
             Boolean
    
</span>



    </span>

<h4 class="name" id="isGeographic">
    <a class="href-link" href="#isGeographic">#</a>
    
        
            <span class='tag'>readonly</span>
        
    
    <span class="code-name">
        isGeographic
    </span>
    
</h4>




<div class="description">
    <p>是否是地理坐标系</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">
    
             Boolean
    
</span>



    </span>

<h4 class="name" id="isWebMercator">
    <a class="href-link" href="#isWebMercator">#</a>
    
        
            <span class='tag'>readonly</span>
        
    
    <span class="code-name">
        isWebMercator
    </span>
    
</h4>




<div class="description">
    <p>是否是Web墨卡托坐标系</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">
    
             Boolean
    
</span>



    </span>

<h4 class="name" id="isWGS84">
    <a class="href-link" href="#isWGS84">#</a>
    
        
            <span class='tag'>readonly</span>
        
    
    <span class="code-name">
        isWGS84
    </span>
    
</h4>




<div class="description">
    <p>是否是WGS84相关坐标系</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">
    
             Boolean
    
</span>



    </span>

<h4 class="name" id="isWrappable">
    <a class="href-link" href="#isWrappable">#</a>
    
        
            <span class='tag'>readonly</span>
        
    
    <span class="code-name">
        isWrappable
    </span>
    
</h4>




<div class="description">
    <p>坐标系否支持环绕国际日期线，当参考系是Web Mercator或WGS84</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 class="param-type">
    
             undefined
    
</span>



    </span>

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




<div class="description">
    <p>投影坐标系的描述</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">
    
             <a link="SpatialReference.html" onclick="getTypeHTML(event)" href="SpatialReference.html">SpatialReference</a>
    
</span>



    </span>

<h4 class="name" id="WebMercator">
    <a class="href-link" href="#WebMercator">#</a>
    
        
            <span class='tag'>readonly</span>
        
    
    <span class="code-name">
        WebMercator
    </span>
    
</h4>




<div class="description">
    <p>一个便捷的Web墨卡托对象，只有当类型为Web墨卡托时才有</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="SpatialReference.html" onclick="getTypeHTML(event)" href="SpatialReference.html">SpatialReference</a>
    
</span>



    </span>

<h4 class="name" id="WGS84">
    <a class="href-link" href="#WGS84">#</a>
    
        
            <span class='tag'>readonly</span>
        
    
    <span class="code-name">
        WGS84
    </span>
    
</h4>




<div class="description">
    <p>一个便捷的WGS84对象，只有当类型为WGS84时才有</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">
    
             Number
    
</span>



    </span>

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




<div class="description">
    <p>投影坐标系的id</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 class="param-type">
    
             undefined
    
</span>



    </span>

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




<div class="description">
    <p>投影坐标系的描述</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>
                                        
                                    </code>
                                </td>
                                <td class="name"><code><p>将JSON里的数据导入到几何中</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="Geometry.html" onclick="getTypeHTML(event)" href="Geometry.html">Geometry</a>
    
</span>



                                            
                                    </code>
                                </td>
                                <td class="name"><code><p>克隆几何对象</p></code></td>
                            </tr>
                        
                            <tr class="deep-level-0">
                                <td class="name"><code><a href="#equals">equals</a></code></td>
                                <td class="name">
                                    <code>
                                        
                                                
<span class="param-type">
    
             Boolean
    
</span>



                                            
                                    </code>
                                </td>
                                <td class="name"><code><p>判断坐标系对象的wkid和wkt的值是否相等</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>将JSON里的数据导入到几何中</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"><code>json</code></td>
  

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



  
  </td>

  

  <td class="description last"><p>JSON对象</p></td>
</tr>



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






<dl class="details">

    

    

    

    

    

    

    

    

    

    

    

    
    

    

    

    
</dl>























</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>克隆几何对象</p>
    </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>克隆后的几何对象</p></div>
    
    
    <div class='column is-5 has-text-left'>
        <label>类型: </label>
        
<span class="param-type">
    
             <a link="Geometry.html" onclick="getTypeHTML(event)" href="Geometry.html">Geometry</a>
    
</span>



    </div>
    
</div>

                
        </div>
    </div>






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


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

    
    <div class="description">
        <p>判断坐标系对象的wkid和wkt的值是否相等</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"><code>spatialReference</code></td>
  

  <td class="type">
  
      
<span class="param-type">
    
             <a link="SpatialReference.html" onclick="getTypeHTML(event)" href="SpatialReference.html">SpatialReference</a>
    
</span>
|

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



  
  </td>

  

  <td class="description last"><p>坐标系对象</p></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>wkid和wkt的值是否相等</p></div>
    
    
    <div class='column is-5 has-text-left'>
        <label>类型: </label>
        
<span class="param-type">
    
             Boolean
    
</span>



    </div>
    
</div>

                
        </div>
    </div>






</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">

    

    

    

    

    

    

    

    

    

    

    

    
    

    

    

    
</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>