@mapgis/webclient-common

<header id="page-title" class="page-title"> <span class="page-title-main">类名</span> <span class="page-title-sub">MapImageLayer</span> </header> <section> <article> <div class="container-overview"> <div class='vertical-section'> <div class="members"> <div class="member"> <h4 class="name" id="MapImageLayer"> <a class="href-link" href="#MapImageLayer">#</a> <span class="code-name" id="MapImageLayer" style="font-size:30px"> new MapImageLayer<span class="signature">(options)</span> </span> </h4> <div class="description"> <p>影像图层基类</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"><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"><code>minScale</code></td> <td class="type"> <span class="param-type"> Number </span> </td> <td class="default"> 0 </td> <td class="description last"><p>最小显示比例尺，图层在视图中可见的最小比例尺。</p></td> </tr> <tr class="deep-level-1"> <td class="name"><code>maxScale</code></td> <td class="type"> <span class="param-type"> Number </span> </td> <td class="default"> 0 </td> <td class="description last"><p>最大显示比例尺，图层在视图中可见的最大比例尺。</p></td> </tr> <tr class="deep-level-1"> <td class="name"><code>tokenKey</code></td> <td class="type"> <span class="param-type"> String </span> </td> <td class="default"> </td> <td class="description last"><p>token名</p></td> </tr> <tr class="deep-level-1"> <td class="name"><code>tokenValue</code></td> <td class="type"> <span class="param-type"> String </span> </td> <td class="default"> </td> <td class="description last"><p>token值</p></td> </tr> </tbody> </table> </div> <dl class="details"> </dl> </div> </div> </div> </div> <h3 class="subsection-title">继承关系</h3> <ul> <li><a link="Layer.html" onclick="getTypeHTML(event)" href="Layer.html">Layer</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="#allSublayers">allSublayers</a></code></td> <td class="name"> <code> <span class="param-type"> <a link="Collection.html" onclick="getTypeHTML(event)" href="Collection.html">Collection</a> </span> </code> </td> <td class="name"><code><p>所有子图层信息</p></code></td> </tr> <tr class="deep-level-0"> <td class="name"><code><a href="#allSublayers">allSublayers</a></code></td> <td class="name"> <code> <span class="param-type"> <a link="Collection.html" onclick="getTypeHTML(event)" href="Collection.html">Collection</a> </span> </code> </td> <td class="name"><code><p>所有子图层对象</p></code></td> </tr> <tr class="deep-level-0"> <td class="name"><code><a href="#capabilities">capabilities</a></code></td> <td class="name"> <code> <span class="param-type"> String </span> </code> </td> <td class="name"><code><p>可提供的服务</p></code></td> </tr> <tr class="deep-level-0"> <td class="name"><code><a href="#capabilities">capabilities</a></code></td> <td class="name"> <code> <span class="param-type"> Array </span> </code> </td> <td class="name"><code><p>可提供的服务</p></code></td> </tr> <tr class="deep-level-0"> <td class="name"><code><a href="#copyright">copyright</a></code></td> <td class="name"> <code> <span class="param-type"> String </span> </code> </td> <td class="name"><code><p>版权所有</p></code></td> </tr> <tr class="deep-level-0"> <td class="name"><code><a href="#description">description</a></code></td> <td class="name"> <code> <span class="param-type"> String </span> </code> </td> <td class="name"><code><p>图层描述</p></code></td> </tr> <tr class="deep-level-0"> <td class="name"><code><a href="#documentInfo">documentInfo</a></code></td> <td class="name"> <code> <span class="param-type"> String </span> </code> </td> <td class="name"><code><p>地图文档信息</p></code></td> </tr> <tr class="deep-level-0"> <td class="name"><code><a href="#documentInfo">documentInfo</a></code></td> <td class="name"> <code> <span class="param-type"> String </span> </code> </td> <td class="name"><code><p>地图文档信息</p></code></td> </tr> <tr class="deep-level-0"> <td class="name"><code><a href="#dynamicProjectionEnabled">dynamicProjectionEnabled</a></code></td> <td class="name"> <code> <span class="param-type"> Boolean </span> </code> </td> <td class="name"><code><p>是否开启动态投影</p></code></td> </tr> <tr class="deep-level-0"> <td class="name"><code><a href="#extendProps">extendProps</a></code></td> <td class="name"> <code> <span class="param-type"> Object </span> </code> </td> <td class="name"><code><p>当前图层对象上不支持的属性，二次开发用户希望挂在图层对像上的属性可以存储到该属性中</p></code></td> </tr> <tr class="deep-level-0"> <td class="name"><code><a href="#extensionOptions">extensionOptions</a></code></td> <td class="name"> <code> <span class="param-type"> Object </span> </code> </td> <td class="name"><code><p>初始化图层的额外参数，可以通过该参数传入引擎原生的构造参数</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"> String </span> </code> </td> <td class="name"><code><p>图层范围，从服务中读取，仅会请求在该范围内的瓦片</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"> <a link="Extent.html" onclick="getTypeHTML(event)" href="Extent.html">Extent</a> </span> </code> </td> <td class="name"><code><p>图层范围，从服务中读取，仅会请求在该范围内的瓦片</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"> String </span> </code> </td> <td class="name"><code><p>图层范围，从服务中读取，仅会请求在该范围内的瓦片</p></code></td> </tr> <tr class="deep-level-0"> <td class="name"><code><a href="#headers">headers</a></code></td> <td class="name"> <code> <span class="param-type"> String </span> </code> </td> <td class="name"><code><p>设置服务请求头</p></code></td> </tr> <tr class="deep-level-0"> <td class="name"><code><a href="#httpMethod">httpMethod</a></code></td> <td class="name"> <code> <span class="param-type"> <a link="FetchMethod.html" onclick="getTypeHTML(event)" href="global.html#FetchMethod">FetchMethod</a> </span> </code> </td> <td class="name"><code><p>http请求方式</p></code></td> </tr> <tr class="deep-level-0"> <td class="name"><code><a href="#id">id</a></code></td> <td class="name"> <code> <span class="param-type"> String </span> </code> </td> <td class="name"><code><p>图层id</p></code></td> </tr> <tr class="deep-level-0"> <td class="name"><code><a href="#imageFormat">imageFormat</a></code></td> <td class="name"> <code> <span class="param-type"> String </span> </code> </td> <td class="name"><code><p>图片格式</p></code></td> </tr> <tr class="deep-level-0"> <td class="name"><code><a href="#imageFormat">imageFormat</a></code></td> <td class="name"> <code> <span class="param-type"> String </span> </code> </td> <td class="name"><code><p>图片格式</p></code></td> </tr> <tr class="deep-level-0"> <td class="name"><code><a href="#imageHeight">imageHeight</a></code></td> <td class="name"> <code> <span class="param-type"> Number </span> </code> </td> <td class="name"><code><p>瓦片化显示时，瓦片高度</p></code></td> </tr> <tr class="deep-level-0"> <td class="name"><code><a href="#imageHeight">imageHeight</a></code></td> <td class="name"> <code> <span class="param-type"> Number </span> </code> </td> <td class="name"><code><p>瓦片化显示时，瓦片高度</p></code></td> </tr> <tr class="deep-level-0"> <td class="name"><code><a href="#imageTransparency">imageTransparency</a></code></td> <td class="name"> <code> <span class="param-type"> Boolean </span> </code> </td> <td class="name"><code><p>图片中没有数据的地方是否透明</p></code></td> </tr> <tr class="deep-level-0"> <td class="name"><code><a href="#imageTransparency">imageTransparency</a></code></td> <td class="name"> <code> <span class="param-type"> Boolean </span> </code> </td> <td class="name"><code><p>图片中没有数据的地方是否透明</p></code></td> </tr> <tr class="deep-level-0"> <td class="name"><code><a href="#imageWidth">imageWidth</a></code></td> <td class="name"> <code> <span class="param-type"> Number </span> </code> </td> <td class="name"><code><p>瓦片化显示时，瓦片宽度</p></code></td> </tr> <tr class="deep-level-0"> <td class="name"><code><a href="#imageWidth">imageWidth</a></code></td> <td class="name"> <code> <span class="param-type"> Number </span> </code> </td> <td class="name"><code><p>瓦片化显示时，瓦片宽度</p></code></td> </tr> <tr class="deep-level-0"> <td class="name"><code><a href="#index">index</a></code></td> <td class="name"> <code> <span class="param-type"> Number </span> </code> </td> <td class="name"><code><p>图层顺序</p></code></td> </tr> <tr class="deep-level-0"> <td class="name"><code><a href="#loaded">loaded</a></code></td> <td class="name"> <code> <span class="param-type"> Boolean </span> </code> </td> <td class="name"><code><p>是否加载完毕</p></code></td> </tr> <tr class="deep-level-0"> <td class="name"><code><a href="#loadStatus">loadStatus</a></code></td> <td class="name"> <code> <span class="param-type"> String </span> </code> </td> <td class="name"><code><p>图层加载状态</p></code></td> </tr> <tr class="deep-level-0"> <td class="name"><code><a href="#mapName">mapName</a></code></td> <td class="name"> <code> <span class="param-type"> String </span> </code> </td> <td class="name"><code><p>地图名称</p></code></td> </tr> <tr class="deep-level-0"> <td class="name"><code><a href="#mapName">mapName</a></code></td> <td class="name"> <code> <span class="param-type"> String </span> </code> </td> <td class="name"><code><p>地图名称</p></code></td> </tr> <tr class="deep-level-0"> <td class="name"><code><a href="#maxScale">maxScale</a></code></td> <td class="name"> <code> <span class="param-type"> Number </span> </code> </td> <td class="name"><code><p>最大显示比例尺，图层在视图中可见的最大比例尺(最放大)。如果地图被放大到超过这个比例，图层将不可见。默认值为0，0表示图层没有最大比例尺、可见性不受最大比例尺限制。maxScale应该始终小于minScale。</p></code></td> </tr> <tr class="deep-level-0"> <td class="name"><code><a href="#minScale">minScale</a></code></td> <td class="name"> <code> <span class="param-type"> Number </span> </code> </td> <td class="name"><code><p>最小显示比例尺，图层在视图中可见的最小比例尺(最缩小)。如果地图被缩小到超过这个比例，图层将不可见。默认值为0，0表示图层没有最小比例尺、可见性不受最小比例尺限制。minScale应该始终大于maxScale。</p></code></td> </tr> <tr class="deep-level-0"> <td class="name"><code><a href="#opacity">opacity</a></code></td> <td class="name"> <code> <span class="param-type"> Number </span> </code> </td> <td class="name"><code><p>图层透明度，0到1之间的值，0为完全透明，1为不透明，会触发图层更新完毕事件。IGSSceneLayer图层类型为地形时，不支持该属性。</p></code></td> </tr> <tr class="deep-level-0"> <td class="name"><code><a href="#renderMode">renderMode</a></code></td> <td class="name"> <code> <span class="param-type"> String </span> </code> </td> <td class="name"><code><p>渲染模式，分为瓦片渲染'tile'和图像渲染'image'</p></code></td> </tr> <tr class="deep-level-0"> <td class="name"><code><a href="#renderMode">renderMode</a></code></td> <td class="name"> <code> <span class="param-type"> String </span> </code> </td> <td class="name"><code><p>渲染模式，分为瓦片渲染'tile'和图像渲染'image'</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)" href="SpatialReference.html">SpatialReference</a> </span> </code> </td> <td class="name"><code><p>图层坐标系对象</p></code></td> </tr> <tr class="deep-level-0"> <td class="name"><code><a href="#sublayers">sublayers</a></code></td> <td class="name"> <code> <span class="param-type"> <a link="Collection.html" onclick="getTypeHTML(event)" href="Collection.html">Collection</a> </span> </code> </td> <td class="name"><code><p>子图层对象</p></code></td> </tr> <tr class="deep-level-0"> <td class="name"><code><a href="#title">title</a></code></td> <td class="name"> <code> <span class="param-type"> String </span> </code> </td> <td class="name"><code><p>图层名称</p></code></td> </tr> <tr class="deep-level-0"> <td class="name"><code><a href="#tokenAttachType">tokenAttachType</a></code></td> <td class="name"> <code> <span class="param-type"> String </span> </code> </td> <td class="name"><code><p>token附加类型。默认psot请求优先附加到body，get请求优先附加到url末尾</p></code></td> </tr> <tr class="deep-level-0"> <td class="name"><code><a href="#tokenKey">tokenKey</a></code></td> <td class="name"> <code> <span class="param-type"> String </span> </code> </td> <td class="name"><code><p>token名</p></code></td> </tr> <tr class="deep-level-0"> <td class="name"><code><a href="#tokenValue">tokenValue</a></code></td> <td class="name"> <code> <span class="param-type"> String </span> </code> </td> <td class="name"><code><p>token值</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>图层类型</p></code></td> </tr> <tr class="deep-level-0"> <td class="name"><code><a href="#url">url</a></code></td> <td class="name"> <code> <span class="param-type"> String </span> </code> </td> <td class="name"><code><p>服务基地址</p></code></td> </tr> <tr class="deep-level-0"> <td class="name"><code><a href="#url">url</a></code></td> <td class="name"> <code> <span class="param-type"> String </span> </code> </td> <td class="name"><code><p>服务基地址</p></code></td> </tr> <tr class="deep-level-0"> <td class="name"><code><a href="#visible">visible</a></code></td> <td class="name"> <code> <span class="param-type"> Number </span> </code> </td> <td class="name"><code><p>图层显示或隐藏，true则显示，false则隐藏，会触发图层更新完毕事件</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"> <a link="Collection.html" onclick="getTypeHTML(event)" href="Collection.html">Collection</a> </span> </span> <h4 class="name" id="allSublayers"> <a class="href-link" href="#allSublayers">#</a> <span class="code-name"> allSublayers </span> </h4> <div class="description"> <p>所有子图层信息</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"> <a link="Collection.html" onclick="getTypeHTML(event)" href="Collection.html">Collection</a> </span> </span> <h4 class="name" id="allSublayers"> <a class="href-link" href="#allSublayers">#</a> <span class='tag'>readonly</span> <span class="code-name"> allSublayers </span> </h4> <div class="description"> <p>所有子图层对象</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="capabilities"> <a class="href-link" href="#capabilities">#</a> <span class='tag'>readonly</span> <span class="code-name"> capabilities </span> </h4> <div class="description"> <p>可提供的服务</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 </span> </span> <h4 class="name" id="capabilities"> <a class="href-link" href="#capabilities">#</a> <span class='tag'>readonly</span> <span class="code-name"> capabilities </span> </h4> <div class="description"> <p>可提供的服务</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="copyright"> <a class="href-link" href="#copyright">#</a> <span class='tag'>readonly</span> <span class="code-name"> copyright </span> </h4> <div class="description"> <p>版权所有</p> </div> <dl class="details"> <dt class="tag-overrides">Overrides:</dt> <dd class="tag-overrides"><ul class="dummy"><li> <a href="Layer.html#copyright">Layer#copyright</a> </li></ul></dd> </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="description"> <a class="href-link" href="#description">#</a> <span class='tag'>readonly</span> <span class="code-name"> description </span> </h4> <div class="description"> <p>图层描述</p> </div> <dl class="details"> <dt class="tag-overrides">Overrides:</dt> <dd class="tag-overrides"><ul class="dummy"><li> <a href="Layer.html#description">Layer#description</a> </li></ul></dd> </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="documentInfo"> <a class="href-link" href="#documentInfo">#</a> <span class='tag'>readonly</span> <span class="code-name"> documentInfo </span> </h4> <div class="description"> <p>地图文档信息</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="documentInfo"> <a class="href-link" href="#documentInfo">#</a> <span class='tag'>readonly</span> <span class="code-name"> documentInfo </span> </h4> <div class="description"> <p>地图文档信息</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"> Boolean </span> </span> <h4 class="name" id="dynamicProjectionEnabled"> <a class="href-link" href="#dynamicProjectionEnabled">#</a> <span class="code-name"> dynamicProjectionEnabled </span> </h4> <div class="description"> <p>是否开启动态投影</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"> Object </span> </span> <h4 class="name" id="extendProps"> <a class="href-link" href="#extendProps">#</a> <span class="code-name"> extendProps </span> </h4> <div class="description"> <p>当前图层对象上不支持的属性，二次开发用户希望挂在图层对像上的属性可以存储到该属性中</p> </div> <dl class="details"> <dt class="tag-overrides">Overrides:</dt> <dd class="tag-overrides"><ul class="dummy"><li> <a href="Layer.html#extendProps">Layer#extendProps</a> </li></ul></dd> <dt class="tag-default">Default Value:</dt> <dd class="tag-default"><ul class="dummy"> <li>{}</li> </ul></dd> </dl> </div> <div class="member"> <span class="method-parameter is-pulled-right"> <label>类型:</label> <span class="param-type"> Object </span> </span> <h4 class="name" id="extensionOptions"> <a class="href-link" href="#extensionOptions">#</a> <span class="code-name"> extensionOptions </span> </h4> <div class="description"> <p>初始化图层的额外参数，可以通过该参数传入引擎原生的构造参数</p> </div> <dl class="details"> <dt class="tag-overrides">Overrides:</dt> <dd class="tag-overrides"><ul class="dummy"><li> <a href="Layer.html#extensionOptions">Layer#extensionOptions</a> </li></ul></dd> <dt class="tag-default">Default Value:</dt> <dd class="tag-default"><ul class="dummy"> <li>{}</li> </ul></dd> </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="extent"> <a class="href-link" href="#extent">#</a> <span class='tag'>readonly</span> <span class="code-name"> extent </span> </h4> <div class="description"> <p>图层范围，从服务中读取，仅会请求在该范围内的瓦片</p> </div> <dl class="details"> <dt class="tag-overrides">Overrides:</dt> <dd class="tag-overrides"><ul class="dummy"><li> <a href="Layer.html#extent">Layer#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"> <a link="Extent.html" onclick="getTypeHTML(event)" href="Extent.html">Extent</a> </span> </span> <h4 class="name" id="extent"> <a class="href-link" href="#extent">#</a> <span class='tag'>readonly</span> <span class="code-name"> extent </span> </h4> <div class="description"> <p>图层范围，从服务中读取，仅会请求在该范围内的瓦片</p> </div> <dl class="details"> <dt class="tag-overrides">Overrides:</dt> <dd class="tag-overrides"><ul class="dummy"><li> <a href="Layer.html#extent">Layer#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"> String </span> </span> <h4 class="name" id="extent"> <a class="href-link" href="#extent">#</a> <span class='tag'>readonly</span> <span class="code-name"> extent </span> </h4> <div class="description"> <p>图层范围，从服务中读取，仅会请求在该范围内的瓦片</p> </div> <dl class="details"> <dt class="tag-overrides">Overrides:</dt> <dd class="tag-overrides"><ul class="dummy"><li> <a href="Layer.html#extent">Layer#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"> String </span> </span> <h4 class="name" id="headers"> <a class="href-link" href="#headers">#</a> <span class="code-name"> headers </span> </h4> <div class="description"> <p>设置服务请求头</p> </div> <dl class="details"> <dt class="tag-overrides">Overrides:</dt> <dd class="tag-overrides"><ul class="dummy"><li> <a href="Layer.html#headers">Layer#headers</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="FetchMethod.html" onclick="getTypeHTML(event)" href="global.html#FetchMethod">FetchMethod</a> </span> </span> <h4 class="name" id="httpMethod"> <a class="href-link" href="#httpMethod">#</a> <span class="code-name"> httpMethod </span> </h4> <div class="description"> <p>http请求方式</p> </div> <dl class="details"> <dt class="tag-overrides">Overrides:</dt> <dd class="tag-overrides"><ul class="dummy"><li> <a href="Layer.html#httpMethod">Layer#httpMethod</a> </li></ul></dd> </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="id"> <a class="href-link" href="#id">#</a> <span class='tag'>readonly</span> <span class="code-name"> id </span> </h4> <div class="description"> <p>图层id</p> </div> <dl class="details"> <dt class="tag-overrides">Overrides:</dt> <dd class="tag-overrides"><ul class="dummy"><li> <a href="Layer.html#id">Layer#id</a> </li></ul></dd> </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="imageFormat"> <a class="href-link" href="#imageFormat">#</a> <span class="code-name"> imageFormat </span> </h4> <div class="description"> <p>图片格式</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="imageFormat"> <a class="href-link" href="#imageFormat">#</a> <span class="code-name"> imageFormat </span> </h4> <div class="description"> <p>图片格式</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"> Number </span> </span> <h4 class="name" id="imageHeight"> <a class="href-link" href="#imageHeight">#</a> <span class="code-name"> imageHeight </span> </h4> <div class="description"> <p>瓦片化显示时，瓦片高度</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="imageHeight"> <a class="href-link" href="#imageHeight">#</a> <span class="code-name"> imageHeight </span> </h4> <div class="description"> <p>瓦片化显示时，瓦片高度</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="imageTransparency"> <a class="href-link" href="#imageTransparency">#</a> <span class="code-name"> imageTransparency </span> </h4> <div class="description"> <p>图片中没有数据的地方是否透明</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="imageTransparency"> <a class="href-link" href="#imageTransparency">#</a> <span class="code-name"> imageTransparency </span> </h4> <div class="description"> <p>图片中没有数据的地方是否透明</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="imageWidth"> <a class="href-link" href="#imageWidth">#</a> <span class="code-name"> imageWidth </span> </h4> <div class="description"> <p>瓦片化显示时，瓦片宽度</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="imageWidth"> <a class="href-link" href="#imageWidth">#</a> <span class="code-name"> imageWidth </span> </h4> <div class="description"> <p>瓦片化显示时，瓦片宽度</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="index"> <a class="href-link" href="#index">#</a> <span class="code-name"> index </span> </h4> <div class="description"> <p>图层顺序</p> </div> <dl class="details"> <dt class="tag-overrides">Overrides:</dt> <dd class="tag-overrides"><ul class="dummy"><li> <a href="Layer.html#index">Layer#index</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="loaded"> <a class="href-link" href="#loaded">#</a> <span class='tag'>readonly