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





<section>

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


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

    
    <div class="description">
        <p>点几何对象
<br><br>[ES5引入方式]：<br/>
Zondy.Geometry.Point() <br/>
[ES6引入方式]：<br/>
import { Point } 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 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="coordinates"><code>coordinates</code></td>
  

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



  
  </td>

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

  <td class="description last"><p>几何点的坐标数组，支持任意单位，参考示例：<a href='#Point'>[点几何对象]</a></p></td>
</tr>


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

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



  
  </td>

  
      <td class="default">
      
          new Zondy.SpatialReference('EPSG:4326')
      
      </td>
  

  <td class="description last"><p>几何点的空间参考系，默认4326，当不是4326时请指定坐标系，方便进行投影转换，参考示例：<a href='#SpatialReference'>[指定坐标系]</a></p></td>
</tr>


  



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






<dl class="details">

    

    

    

    

    

    

    

    

    

    

    

    
    

    

    

    
</dl>





















<p class="summary"><h5>支持如下方法：</h5>
<a href='#toCoordinates'>[1、获取坐标数组]</a><br/>
<a href='#copy'>[2、将另一个点对象的所有值复制到当前点对象]</a><br/>
<a href='#distance'>[3、计算与另一个点的距离]</a><br/>
<a href='#equals'>[4、判断两个点是否相等]</a><br/>
<a href='#normalize'>[5、归一化计算]</a><br/>
<a href='#toString'>[6、返回字符串]</a><br/>
<a href='#getIGSType'>[7、返回IGS所对应的GeometryModule型]</a><br/>
<a href='#toOldIGSGeometry'>[8、返回igs1.0的几何对象]</a>
<a href='#fromJSON'>[9、通过传入的json构造并返回一个新的几何对象]</a><br/>
<a href='#toJSON'>[10、导出为json对象]</a><br/>
<a class="mapgis-link-name" title="Geometry#clone" Geometry.html#clone><code>11、克隆几何对象</code></a></p>



    <h5>示例</h5>
    
        <p class="code-caption"><h7 id='Point'>创建几何对象</h7></p>
    
    
        <pre class="prettyprint"><code>// ES5引入方式
const { Point } = Zondy.Geometry
// ES6引入方式
import { Point } from "@mapgis/webclient-common"
new Point({
  coordinates: [100.0, 0.0]
})</code></pre>
    

        <p class="code-caption"><h7 id='SpatialReference'>指定坐标系</h7></p>
    
    
        <pre class="prettyprint"><code>// ES5引入方式
const { Point } = Zondy.Geometry
const { SpatialReference } = Zondy
// ES6引入方式
import { Point, SpatialReference } from "@mapgis/webclient-common"
new Point({
  // 现在为3857坐标系
  coordinates: [12929863.44711455, 3377247.5680546067],
  // 当不是4326时请指定坐标系，方便进行投影转换
  spatialReference: new SpatialReference('EPSG:3857')
})</code></pre>
    



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

        


    <ul>
        <li><a link="Geometry.html" onclick="getTypeHTML(event)" class="mapgis-link-name" title="Geometry" Geometry.html>Geometry</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="#coordinates">coordinates</a></code></td>
                                <td class="name">
                                    <code>
                                        
<span class="param-type">Array</span>



                                    </code>
                                </td>
                                <td class="name"><code><p>几何点的坐标数组</p></code></td>
                            </tr>
                        
                            <tr class="deep-level-0">
                                <td class="name"><code><a href="#extent">extent</a></code></td>
                                <td class="name">
                                    <code>
                                        
<span class="param-type">Number</span>



                                    </code>
                                </td>
                                <td class="name"><code><p>外包盒</p></code></td>
                            </tr>
                        
                            <tr class="deep-level-0">
                                <td class="name"><code><a href="#hasZ">hasZ</a></code></td>
                                <td class="name">
                                    <code>
                                        
<span class="param-type">Boolean</span>



                                    </code>
                                </td>
                                <td class="name"><code><p>是否含有z坐标</p></code></td>
                            </tr>
                        
                            <tr class="deep-level-0">
                                <td class="name"><code><a href="#spatialReference">spatialReference</a></code></td>
                                <td class="name">
                                    <code>
                                        
<span class="param-type"><a link="SpatialReference.html" onclick="getTypeHTML(event)" class="mapgis-link-name" title="SpatialReference" SpatialReference.html>SpatialReference</a></span>



                                    </code>
                                </td>
                                <td class="name"><code><p>几何点的空间参考系</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"><a link="GeometryType.html" onclick="getTypeHTML(event)" class="mapgis-link-name" title="GeometryType" global.html#GeometryType>GeometryType</a></span>



                                    </code>
                                </td>
                                <td class="name"><code><p>几何类型</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">Array</span>



    </span>

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




<div class="description">
    <p>几何点的坐标数组</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="extent">
    <a class="href-link" href="#extent">#</a>
    
    <span class="code-name">
        extent
    </span>
    
</h4>




<div class="description">
    <p>外包盒</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="Geometry#extent" Geometry.html#extent>Geometry#extent</a>
    </li></ul></dd>
    

    

    

    

    

    

    

    

    
    

    

    

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




<div class="description">
    <p>是否含有z坐标</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="Geometry#hasZ" Geometry.html#hasZ>Geometry#hasZ</a>
    </li></ul></dd>
    

    

    

    

    

    

    

    

    
    

    

    

    
</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)" class="mapgis-link-name" title="SpatialReference" SpatialReference.html>SpatialReference</a></span>



    </span>

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




<div class="description">
    <p>几何点的空间参考系</p>
</div>





<dl class="details">

    

    

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

    

    

    

    

    

    

    

    

    
    

    

    

    
</dl>





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

    <span class="method-parameter is-pulled-right">
        <label>类型:</label>
        
<span class="param-type"><a link="GeometryType.html" onclick="getTypeHTML(event)" class="mapgis-link-name" title="GeometryType" global.html#GeometryType>GeometryType</a></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>几何类型</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>通过传入的json构造并返回一个新的几何对象</p></code></td>
                            </tr>
                        
                            <tr class="deep-level-0">
                                <td class="name"><code><a href="#toCoordinates">toCoordinates</a></code></td>
                                <td class="name">
                                    <code>
                                        
                                                
<span class="param-type">Array.&lt;Number></span>



                                            
                                    </code>
                                </td>
                                <td class="name"><code></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)" class="mapgis-link-name" title="Geometry" 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="#copy">copy</a></code></td>
                                <td class="name">
                                    <code>
                                        
                                                
<span class="param-type"><a link="Point.html" onclick="getTypeHTML(event)" class="mapgis-link-name" title="Point" Point.html>Point</a></span>



                                            
                                    </code>
                                </td>
                                <td class="name"><code><p>将另一个点对象的所有值复制到当前点对象</p></code></td>
                            </tr>
                        
                            <tr class="deep-level-0">
                                <td class="name"><code><a href="#distance">distance</a></code></td>
                                <td class="name">
                                    <code>
                                        
                                                
<span class="param-type">Number</span>



                                            
                                    </code>
                                </td>
                                <td class="name"><code><p>计算与另一个点的距离</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>判断两个点是否相等</p></code></td>
                            </tr>
                        
                            <tr class="deep-level-0">
                                <td class="name"><code><a href="#fromGeoJSON">fromGeoJSON</a></code></td>
                                <td class="name">
                                    <code>
                                        
                                    </code>
                                </td>
                                <td class="name"><code><p>导入GeoJSON</p></code></td>
                            </tr>
                        
                            <tr class="deep-level-0">
                                <td class="name"><code><a href="#getGeometryType">getGeometryType</a></code></td>
                                <td class="name">
                                    <code>
                                        
                                                
<span class="param-type">String</span>



                                            
                                    </code>
                                </td>
                                <td class="name"><code><p>获取GeometryModule型</p></code></td>
                            </tr>
                        
                            <tr class="deep-level-0">
                                <td class="name"><code><a href="#getIGSType">getIGSType</a></code></td>
                                <td class="name">
                                    <code>
                                        
                                                
                                            
                                    </code>
                                </td>
                                <td class="name"><code><p>返回IGS所对应的GeometryModule型<a id='getIGSType'></a></p></code></td>
                            </tr>
                        
                            <tr class="deep-level-0">
                                <td class="name"><code><a href="#getType">getType</a></code></td>
                                <td class="name">
                                    <code>
                                        
                                                
<span class="param-type">String</span>



                                            
                                    </code>
                                </td>
                                <td class="name"><code><p>返回所对应的GeometryModule型</p></code></td>
                            </tr>
                        
                            <tr class="deep-level-0">
                                <td class="name"><code><a href="#normalize">normalize</a></code></td>
                                <td class="name">
                                    <code>
                                        
                                                
<span class="param-type"><a link="Point.html" onclick="getTypeHTML(event)" class="mapgis-link-name" title="Point" Point.html>Point</a></span>



                                            
                                    </code>
                                </td>
                                <td class="name"><code><p>归一化计算</p></code></td>
                            </tr>
                        
                            <tr class="deep-level-0">
                                <td class="name"><code><a href="#off">off</a></code></td>
                                <td class="name">
                                    <code>
                                        
                                                
<span class="param-type">Object</span>



                                            
                                    </code>
                                </td>
                                <td class="name"><code><p>移除事件<br/>
示例如下:<br/>
<a href='#off1'>[1、移除一个事件的指定回调函数]</a><br/>
<a href='#off2'>[2、移除一个事件的所有回调函数]</a><br/>
<a href='#off3'>[3、移除多个事件的同一个指定的回调函数]</a><br/>
<a href='#off4'>[4、移除多个指定事件的回调函数]</a><br/>
<a href='#off5'>[5、删除时指定上下文 - types类型为字符串]</a><br/>
<a href='#off6'>[6、删除时指定上下文 - types类型为对象]</a><br/></p></code></td>
                            </tr>
                        
                            <tr class="deep-level-0">
                                <td class="name"><code><a href="#on">on</a></code></td>
                                <td class="name">
                                    <code>
                                        
                                                
<span class="param-type">Object</span>



                                            
                                    </code>
                                </td>
                                <td class="name"><code><p>注册一个新的监听事件;<br/>
示例如下：<br/>
<a href='#event1'>[1、注册一个事件]</a><br/>
<a href='#event2'>[2、一次注册多个事件 - 同一个回调函数]</a><br/>
<a href='#event3'>[3、一次注册多个事件 - 分别指回调应函数]</a><br/>
<a href='#event4'>[4、当types为字符串时 - 指定上下文]</a><br/>
<a href='#event5'>[5、当types为对象时 - 指定上下文]</a><br/></p></code></td>
                            </tr>
                        
                            <tr class="deep-level-0">
                                <td class="name"><code><a href="#toGeoJSON">toGeoJSON</a></code></td>
                                <td class="name">
                                    <code>
                                        
                                                
<span class="param-type">Object</span>



                                            
                                    </code>
                                </td>
                                <td class="name"><code><p>导出为GeoJSON</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><a id='toJSON'></a>
导出为json对象</p></code></td>
                            </tr>
                        
                            <tr class="deep-level-0">
                                <td class="name"><code><a href="#toOldIGSGeometry">toOldIGSGeometry</a></code></td>
                                <td class="name">
                                    <code>
                                        
                                                
                                            
                                    </code>
                                </td>
                                <td class="name"><code><p>返回igs1.0的几何对象<a id='toOldIGSGeometry'></a></p></code></td>
                            </tr>
                        
                            <tr class="deep-level-0">
                                <td class="name"><code><a href="#toString">toString</a></code></td>
                                <td class="name">
                                    <code>
                                        
                                                
<span class="param-type">String</span>



                                            
                                    </code>
                                </td>
                                <td class="name"><code><p>返回如下格式的字符串：&quot;x,y&quot;,如果有z，则返回&quot;x,y,z&quot;</p></code></td>
                            </tr>
                        
                            <tr class="deep-level-0">
                                <td class="name"><code><a href="#toXML">toXML</a></code></td>
                                <td class="name">
                                    <code>
                                        
                                                
<span class="param-type">String</span>



                                            
                                    </code>
                                </td>
                                <td class="name"><code><p>导出为OGC服务要求的xml字符串，子类实现</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 class="signature-attributes">opt</span>)</span>
            
        </span>
    </h4>
    

    
    <div class="description">
        <p>通过传入的json构造并返回一个新的几何对象</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>JSON对象</p></td>
</tr>



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






<dl class="details">

    

    

    

    

    

    

    

    

    

    

    

    
    

    

    

    
</dl>























    <h5>示例</h5>
    
        <p class="code-caption"><h7 id='fromJSON'>通过传入的json构造并返回一个新的几何对象</h7></p>
    
    
        <pre class="prettyprint"><code>// ES5引入方式
const { Point } = Zondy.Geometry
// ES6引入方式
import { Point } from "@mapgis/webclient-common"
const json = {
  coordinates: [100.0, 0.0]
}
const point = new Point.fromJSON(json)</code></pre>
    


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


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

    









    <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="point"><code>point</code></td>
  

  <td class="type">
  
      
<span class="param-type"><a link="Point.html" onclick="getTypeHTML(event)" class="mapgis-link-name" title="Point" Point.html>Point</a></span>
|

<span class="param-type">Array.&lt;Number></span>



  
  </td>

  

  <td class="description last"><p>输入坐标信息</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>坐标数组</p></div>
    
    
    <div class='column is-5 has-text-left'>
        <label>类型: </label>
        
<span class="param-type">Array.&lt;Number></span>



    </div>
    
</div>

                
        </div>
    </div>






    <h5>示例</h5>
    
        <p class="code-caption"><h7 id='toCoordinates'>获取坐标数组</h7></p>
    
    
        <pre class="prettyprint"><code>// ES5引入方式
const { Point } = Zondy.Geometry
// ES6引入方式
import { Point } from "@mapgis/webclient-common"
const point = new Point({
  coordinates: [100.0, 0.0]
})
const coordinates = Point.toCoordinates(point)</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>克隆几何对象</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="Geometry#clone" Geometry.html#clone>Geometry#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)" class="mapgis-link-name" title="Geometry" Geometry.html>Geometry</a></span>



    </div>
    
</div>

                
        </div>
    </div>






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


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

    
    <div class="description">
        <p>将另一个点对象的所有值复制到当前点对象</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="point"><code>point</code></td>
  

  <td class="type">
  
      
<span class="param-type"><a link="Point.html" onclick="getTypeHTML(event)" class="mapgis-link-name" title="Point" Point.html>Point</a></span>



  
  </td>

  

  <td class="description last"><p>被复制的点对象</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>修改后的Point</p></div>
    
    
    <div class='column is-5 has-text-left'>
        <label>类型: </label>
        
<span class="param-type"><a link="Point.html" onclick="getTypeHTML(event)" class="mapgis-link-name" title="Point" Point.html>Point</a></span>



    </div>
    
</div>

                
        </div>
    </div>






    <h5>示例</h5>
    
        <p class="code-caption"><h7 id='copy'>将另一个点对象的所有值复制到当前点对象</h7></p>
    
    
        <pre class="prettyprint"><code>// ES5引入方式
const { Point } = Zondy.Geometry
// ES6引入方式
import { Point } from "@mapgis/webclient-common"
const point1 = new Point({
  coordinates: [100.0, 0.0]
})
const point2 = new Point({
  coordinates: [200.0, 10.0]
})
point1.copy(point2)</code></pre>
    


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


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

    
    <div class="description">
        <p>计算与另一个点的距离</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="point"><code>point</code></td>
  

  <td class="type">
  
      
<span class="param-type"><a link="Point.html" onclick="getTypeHTML(event)" class="mapgis-link-name" title="Point" Point.html>Point</a></span>
|

<span class="param-type">Array.&lt;Number></span>



  
  </td>

  

  <td class="description last"><p>用于计算距离的点</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>距离</p></div>
    
    
    <div class='column is-5 has-text-left'>
        <label>类型: </label>
        
<span class="param-type">Number</span>



    </div>
    
</div>

                
        </div>
    </div>






    <h5>示例</h5>
    
        <p class="code-caption"><h7 id='distance'>计算与另一个点的距离</h7></p>
    
    
        <pre class="prettyprint"><code>// ES5引入方式
const { Point } = Zondy.Geometry
// ES6引入方式
import { Point } from "@mapgis/webclient-common"
const point1 = new Point({
  coordinates: [100.0, 0.0]
})
const point2 = new Point({
  coordinates: [200.0, 10.0]
})
const distance = point1.distance(point2)</code></pre>
    


</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">(point<span class="signature-attributes">opt</span>)</span>
            
        </span>
    </h4>
    

    
    <div class="description">
        <p>判断两个点是否相等</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 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="point"><code>point</code></td>
  

  <td class="type">
  
      
<span class="param-type"><a link="Point.html" onclick="getTypeHTML(event)" class="mapgis-link-name" title="Point" Point.html>Point</a></span>
|

<span class="param-type">Array.&lt;Number></span>



  
  </td>

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

  <td class="description last"><p>点对象或坐标数组</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>两个点是否相等</p></div>
    
    
    <div class='column is-5 has-text-left'>
        <label>类型: </label>
        
<span class="param-type">Boolean</span>



    </div>
    
</div>

                
        </div>
    </div>






    <h5>示例</h5>
    
        <p class="code-caption"><h7 id='equals'>判断两个点是否相等</h7></p>
    
    
        <pre class="prettyprint"><code>// ES5引入方式
const { Point } = Zondy.Geometry
// ES6引入方式
import { Point } from "@mapgis/webclient-common"
const point1 = new Point({
  coordinates: [100.0, 0.0]
})
const point2 = new Point({
  coordinates: [200.0, 10.0]
})
const equal = point1.equals(point2)</code></pre>
    


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


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

    
    <div class="description">
        <p>导入GeoJSON</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="GeoJSON"><code>GeoJSON</code></td>
  

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



  
  </td>

  

  <td class="description last"><p>Object</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="fromGeoJSON" link="Geometry.html" onclick="getTypeHTML(event)" class="mapgis-link-name" title="Geometry#fromGeoJSON" Geometry.html#fromGeoJSON>Geometry#fromGeoJSON</a>
    </li></ul></dd>
    

    

    

    

    

    

    

    

    

    
    

    

    

    
</dl>























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


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

    
    <div class="description">
        <p>获取GeometryModule型</p>
    </div>
    













<dl class="details">

    

    

    
    <dt class="inherited-from">Inherited From:</dt>
    <dd class="inherited-from"><ul class="dummy"><li>
        <a goto="getGeometryType" link="Geometry.html" onclick="getTypeHTML(event)" class="mapgis-link-name" title="Geometry#getGeometryType" Geometry.html#getGeometryType>Geometry#getGeometryType</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>GeometryModule型</p></div>
    
    
    <div class='column is-5 has-text-left'>
        <label>类型: </label>
        
<span class="param-type">String</span>



    </div>
    
</div>

                
        </div>
    </div>






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


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

    
    <div class="description">
        <p>返回IGS所对应的GeometryModule型<a id='getIGSType'></a></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="Geometry#getIGSType" Geometry.html#getIGSType>Geometry#getIGSType</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>string GeometryModule型</p></div>
    
    
</div>

                
        </div>
    </div>






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


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

    
    <div class="description">
        <p>返回所对应的GeometryModule型</p>
    </div>
    













<dl class="details">

    

    

    
    <dt class="inherited-from">Inherited From:</dt>
    <dd class="inherited-from"><ul class="dummy"><li>
        <a goto="getType" link="Geometry.html" onclick="getTypeHTML(event)" class="mapgis-link-name" title="Geometry#getType" Geometry.html#getType>Geometry#getType</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>GeometryModule型</p></div>
    
    
    <div class='column is-5 has-text-left'>
        <label>类型: </label>
        
<span class="param-type">String</span>



    </div>
    
</div>

                
        </div>
    </div>






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


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

    
    <div class="description">
        <p>归一化计算</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>归一化后的点对象</p></div>
    
    
    <div class='column is-5 has-text-left'>
        <label>类型: </label>
        
<span class="param-type"><a link="Point.html" onclick="getTypeHTML(event)" class="mapgis-link-name" title="Point" Point.html>Point</a></span>



    </div>
    
</div>

                
        </div>
    </div>






    <h5>示例</h5>
    
        <p class="code-caption"><h7 id='normalize'>归一化计算</h7></p>
    
    
        <pre class="prettyprint"><code>// ES5引入方式
const { Point } = Zondy.Geometry
// ES6引入方式
import { Point } from "@mapgis/webclient-common"
const point1 = new Point({
  coordinates: [100.0, 0.0]
})
const normalize = point1.normalize()</code></pre>
    


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


    
    <h4 class="name" id="off">
        <a class="href-link" href="#off">#</a>
        
        <span class="code-name" id="off" style="font-size:30px">
            
                off<span class="signature">(types<span class="signature-attributes">opt</span>, fn<span class="signature-attributes">opt</span>, context<span class="signature-attributes">opt</span>)</span>
            
        </span>
    </h4>
    

    
    <div class="description">
        <p>移除事件<br/>
示例如下:<br/>
<a href='#off1'>[1、移除一个事件的指定回调函数]</a><br/>
<a href='#off2'>[2、移除一个事件的所有回调函数]</a><br/>
<a href='#off3'>[3、移除多个事件的同一个指定的回调函数]</a><br/>
<a href='#off4'>[4、移除多个指定事件的回调函数]</a><br/>
<a href='#off5'>[5、删除时指定上下文 - types类型为字符串]</a><br/>
<a href='#off6'>[6、删除时指定上下文 - types类型为对象]</a><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" id="types"><code>types</code></td>
  

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



  
  </td>

  

  <td class="description last"><p>移除指定事件类型上绑定的回调函数<br/>
当类型为字符串时，可以移除单个或多个事件类型绑定的回调函数，单个事件：&quot;click&quot;，多个事件：以空格分割:&quot;click double-click&quot;；<br/>
当types为对象时，使用如下方式移除事件：{'click': onClickFun, 'mouse-move': onMouseMoveFun}</p></td>
</tr>



        

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

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



  
  </td>

  

  <td class="description last"><p>事件回调函数，当types为字符串，且不指定要删除的回调函数时，删除该事件上的所有回调函数</p></td>
</tr>



        

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

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



  
  </td>

  

  <td class="description last"><p>事件回调函数的this关键字将指向的对象</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="off" link="Evented.html" onclick="getTypeHTML(event)" class="mapgis-link-name" title="Evented#off" Evented.html#off>Evented#off</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>当前实例</p></div>
    
    
    <div class='column is-5 has-text-left'>
        <label>类型: </label>
        
<span class="param-type">Object</span>



    </div>
    
</div>

                
        </div>
    </div>






    <h5>示例</h5>
    
        <p class="code-caption"><h5 id='off1'>移除一个事件的指定回调函数</h5></p>
    
    
        <pre class="prettyprint"><code>// 一个事件的回调函数
const clickFunction = function (event) {
  console.log("点击事件:", event)
}
// 调用MapView或SceneView的off方法移除一个事件的回调函数
view.off('click', clickFunction)</code></pre>
    

        <p class="code-caption"><h5 id='off2'>移除一个事件的所有回调函数</h5></p>
    
    
        <pre class="prettyprint"><code>// 一个事件的回调函数1
const clickFunction1 = function (event) {
  console.log("点击事件1:", event)
}

// 一个事件的回调函数2
const clickFunction2 = function (event) {
  console.log("点击事件2:", event)
}

// 调用MapView或SceneView的off方法移除一个事件的所有回调函数
// 不指定回调函数，则移除该事件上的所有绑定的回调函数
view.off('click')</code></pre>
    

        <p class="code-caption"><h5 id='off3'>移除多个事件的同一个指定的回调函数</h5></p>
    
    
        <pre class="prettyprint"><code>// 多个事件的同一个回调函数
const eventFunction = function (event) {
  console.log("事件:", event)
}
// 调用MapView或SceneView的off方法移除多个事件的同一个指定的回调函数
view.off('click double-click', eventFunction)</code></pre>
    

        <p class="code-caption"><h5 id='off4'>移除多个指定事件的回调函数</h5></p>
    
    
        <pre class="prettyprint"><code>// 一个事件的回调函数
const clickFunction = function (event) {
  console.log("click事件:", event)
}
// 调用MapView或SceneView的off方法移除多个指定事件的回调函数
view.off({
   // 移除click事件上一个指定的函数
  "click": clickFunction,
  // 移除double-click上所有指定的函数
  "double-click": undefined
})</code></pre>
    

        <p class="code-caption"><h5 id='off5'>删除时指定上下文 - types类型为字符串</h5></p>
    
    
        <pre class="prettyprint"><code>// 一个事件的回调函数
const clickFunction = function (event) {
  console.log("点击事件:", event)
}
// 调用MapView或SceneView的off方法移除一个事件的回调函数
view.off('click', clickFunction, view)
// 调用MapView或SceneView的off方法移除一个事件的所有回调函数
view.off('click', undefined, view)</code></pre>
    

        <p class="code-caption"><h5 id='off6'>删除时指定上下文 - types类型为对象</h5></p>
    
    
        <pre class="prettyprint"><code>// 一个事件的回调函数
const clickFunction = function (event) {
  console.log("click事件:", event)
}
// 调用MapView或SceneView的off方法移除多个指定事件的回调函数
view.off({
   // 移除click事件上一个指定的函数
  "click": clickFunction,
  // 移除double-click上所有指定的函数
  "double-click": undefined
}, view)</code></pre>
    


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                <div class="member">


    
    <h4 class="name" id="on">
        <a class="href-link" href="#on">#</a>
        
        <span class="code-name" id="on" style="font-size:30px">
            
                on<span class="signature">(types<span class="signature-attributes">opt</span>, fn<span class="signature-attributes">opt</span>, context<span class="signature-a