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rn_supermap 一款基于React-Native框架的移动应用开发工具。基于该开发工具，用户可以使用JavaScript开发语言，开发出在Android和IOS操作系统下运行的原生移动GIS应用，入门门槛低，一次开发，处处运行。
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<title>JSDoc: Class: BufferAnalystParameter</title>
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<h1 class="page-title">Class: BufferAnalystParameter</h1>
<section>
<header>
<h2>BufferAnalystParameter</h2>
</header>
<article>
<div class="container-overview">
<h4 class="name" id="BufferAnalystParameter"><span class="type-signature"></span>new BufferAnalystParameter<span class="signature">()</span><span class="type-signature"></span></h4>
<div class="description">
缓冲区分析参数类，用于为缓冲区分析提供必要的参数信息。
</div>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="BufferAnalystParameter.js.html">BufferAnalystParameter.js</a>, <a href="BufferAnalystParameter.js.html#line11">line 11</a>
</li></ul></dd>
</dl>
</div>
<h3 class="subsection-title">Methods</h3>
<h4 class="name" id=".createObj"><span class="type-signature">(static) </span>createObj<span class="signature">()</span><span class="type-signature"> → {Promise.<<a href="BufferAnalystParameter.html">BufferAnalystParameter</a>>}</span></h4>
<div class="description">
构造BufferAnalystParameter对象
</div>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="BufferAnalystParameter.js.html">BufferAnalystParameter.js</a>, <a href="BufferAnalystParameter.js.html#line22">line 22</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">Promise.<<a href="BufferAnalystParameter.html">BufferAnalystParameter</a>></span>
</dd>
</dl>
<h4 class="name" id=".getEndType"><span class="type-signature">(static) </span>getEndType<span class="signature">()</span><span class="type-signature"> → {Promise.<number>}</span></h4>
<div class="description">
获取缓冲区端点类型。
</div>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="BufferAnalystParameter.js.html">BufferAnalystParameter.js</a>, <a href="BufferAnalystParameter.js.html#line52">line 52</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">Promise.<number></span>
</dd>
</dl>
<h4 class="name" id=".getLeftDistance"><span class="type-signature">(static) </span>getLeftDistance<span class="signature">()</span><span class="type-signature"> → {Promise.<string>}</span></h4>
<div class="description">
获取左缓冲区的距离。
</div>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="BufferAnalystParameter.js.html">BufferAnalystParameter.js</a>, <a href="BufferAnalystParameter.js.html#line84">line 84</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">Promise.<string></span>
</dd>
</dl>
<h4 class="name" id=".getRadiusUnit"><span class="type-signature">(static) </span>getRadiusUnit<span class="signature">()</span><span class="type-signature"> → {Promise.<number>}</span></h4>
<div class="description">
获取缓冲区分析的半径单位。
</div>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="BufferAnalystParameter.js.html">BufferAnalystParameter.js</a>, <a href="BufferAnalystParameter.js.html#line144">line 144</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">Promise.<number></span>
</dd>
</dl>
<h4 class="name" id=".getRightDistance"><span class="type-signature">(static) </span>getRightDistance<span class="signature">()</span><span class="type-signature"> → {Promise.<string>}</span></h4>
<div class="description">
获取右缓冲区的距离。
</div>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="BufferAnalystParameter.js.html">BufferAnalystParameter.js</a>, <a href="BufferAnalystParameter.js.html#line116">line 116</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">Promise.<string></span>
</dd>
</dl>
<h4 class="name" id=".getSemicircleLineSegment"><span class="type-signature">(static) </span>getSemicircleLineSegment<span class="signature">()</span><span class="type-signature"> → {Promise.<number>}</span></h4>
<div class="description">
获取半圆弧线段个数，即用多少个线段来模拟一个半圆。
</div>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="BufferAnalystParameter.js.html">BufferAnalystParameter.js</a>, <a href="BufferAnalystParameter.js.html#line172">line 172</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">Promise.<number></span>
</dd>
</dl>
<h4 class="name" id=".setEndType"><span class="type-signature">(static) </span>setEndType<span class="signature">(bufferEndType)</span><span class="type-signature"> → {Promise.<void>}</span></h4>
<div class="description">
设置缓冲区端点类型。
</div>
<h5>Parameters:</h5>
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>bufferEndType</code></td>
<td class="type">
<span class="param-type">number</span>
</td>
<td class="description last">缓冲区端点类型</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="BufferAnalystParameter.js.html">BufferAnalystParameter.js</a>, <a href="BufferAnalystParameter.js.html#line39">line 39</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">Promise.<void></span>
</dd>
</dl>
<h4 class="name" id=".setLeftDistance"><span class="type-signature">(static) </span>setLeftDistance<span class="signature">(distance)</span><span class="type-signature"> → {Promise.<void>}</span></h4>
<div class="description">
设置左缓冲区的距离。
</div>
<h5>Parameters:</h5>
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>distance</code></td>
<td class="type">
<span class="param-type">number</span>
|
<span class="param-type">string</span>
</td>
<td class="description last">左缓冲区的距离</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="BufferAnalystParameter.js.html">BufferAnalystParameter.js</a>, <a href="BufferAnalystParameter.js.html#line67">line 67</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">Promise.<void></span>
</dd>
</dl>
<h4 class="name" id=".setRadiusUnit"><span class="type-signature">(static) </span>setRadiusUnit<span class="signature">(radiusUnit)</span><span class="type-signature"> → {Promise.<void>}</span></h4>
<div class="description">
设置缓冲区分析的半径单位。
</div>
<h5>Parameters:</h5>
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>radiusUnit</code></td>
<td class="type">
<span class="param-type">number</span>
</td>
<td class="description last">缓冲区分析的半径单位</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="BufferAnalystParameter.js.html">BufferAnalystParameter.js</a>, <a href="BufferAnalystParameter.js.html#line131">line 131</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">Promise.<void></span>
</dd>
</dl>
<h4 class="name" id=".setRightDistance"><span class="type-signature">(static) </span>setRightDistance<span class="signature">(distance)</span><span class="type-signature"> → {Promise.<void>}</span></h4>
<div class="description">
设置右缓冲区的距离。
</div>
<h5>Parameters:</h5>
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>distance</code></td>
<td class="type">
<span class="param-type">number</span>
|
<span class="param-type">string</span>
</td>
<td class="description last">左缓冲区的距离</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="BufferAnalystParameter.js.html">BufferAnalystParameter.js</a>, <a href="BufferAnalystParameter.js.html#line99">line 99</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">Promise.<void></span>
</dd>
</dl>
<h4 class="name" id=".setSemicircleLineSegment"><span class="type-signature">(static) </span>setSemicircleLineSegment<span class="signature">(segment)</span><span class="type-signature"> → {Promise.<void>}</span></h4>
<div class="description">
设置半圆弧线段个数，即用多少个线段来模拟一个半圆。
</div>
<h5>Parameters:</h5>
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>segment</code></td>
<td class="type">
<span class="param-type">number</span>
</td>
<td class="description last">半圆弧线段个数</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="BufferAnalystParameter.js.html">BufferAnalystParameter.js</a>, <a href="BufferAnalystParameter.js.html#line159">line 159</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">Promise.<void></span>
</dd>
</dl>
</article>
</section>
</div>
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<h2><a href="index.html">Home</a></h2><h3>Classes</h3><ul><li><a href="BufferAnalyst.html">BufferAnalyst</a></li><li><a href="BufferAnalystParameter.html">BufferAnalystParameter</a></li><li><a href="DataDownloadService.html">DataDownloadService</a></li><li><a href="Dataset.html">Dataset</a></li><li><a href="DatasetVector.html">DatasetVector</a></li><li><a href="DatasetVectorInfo.html">DatasetVectorInfo</a></li><li><a href="Datasource.html">Datasource</a></li><li><a href="DatasourceConnectionInfo.html">DatasourceConnectionInfo</a></li><li><a href="DataUploadService.html">DataUploadService</a></li><li><a href="Feature.html">Feature</a></li><li><a href="FeatureSet.html">FeatureSet</a></li><li><a href="GeoLine.html">GeoLine</a></li><li><a href="Geometry.html">Geometry</a></li><li><a href="GeoPoint.html">GeoPoint</a></li><li><a href="GeoRegion.html">GeoRegion</a></li><li><a href="GeoStyle.html">GeoStyle</a></li><li><a href="Layer.html">Layer</a></li><li><a href="LayerSetting.html">LayerSetting</a></li><li><a href="LayerSettingVector.html">LayerSettingVector</a></li><li><a href="LocationManager.html">LocationManager</a></li><li><a href="Map.html">Map</a></li><li><a href="MapControl.html">MapControl</a></li><li><a href="MapView.html">MapView</a></li><li><a href="Navigation2.html">Navigation2</a></li><li><a href="OverlayAnalyst.html">OverlayAnalyst</a></li><li><a href="OverlayAnalystParameter.html">OverlayAnalystParameter</a></li><li><a href="Point.html">Point</a></li><li><a href="Point2D.html">Point2D</a></li><li><a href="QueryParameter.html">QueryParameter</a></li><li><a href="QueryService.html">QueryService</a></li><li><a href="Rectangle2D.html">Rectangle2D</a></li><li><a href="Scene.html">Scene</a></li><li><a href="Selection.html">Selection</a></li><li><a href="ServiceBase.html">ServiceBase</a></li><li><a href="ServiceQueryParameter.html">ServiceQueryParameter</a></li><li><a href="Size2D.html">Size2D</a></li><li><a href="Theme.html">Theme</a></li><li><a href="Track.html">Track</a></li><li><a href="TrackingLayer.html">TrackingLayer</a></li><li><a href="TraditionalNavi.html">TraditionalNavi</a></li><li><a href="Workspace.html">Workspace</a></li><li><a href="WorkspaceConnectionInfo.html">WorkspaceConnectionInfo</a></li></ul>
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