@mapgis/webclient-leaflet-plugin
Version:
387 lines (337 loc) • 14.4 kB
HTML
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title> document/support/FeatureRenderView.js</title>
<!--[if lt IE 9]>
<script src="//html5shiv.googlecode.com/svn/trunk/html5.js"></script>
<![endif]-->
<link type="text/css" rel="stylesheet" href="styles/app.min.css">
<link type="text/css" rel="stylesheet" href="styles/iframe.css">
<link type="text/css" rel="stylesheet" href="">
</head>
<body class="layout small-header">
<div id="stickyNavbarOverlay"></div>
<div class="top-nav">
<div class="inner">
<a id="hamburger" role="button" class="navbar-burger" aria-label="menu" aria-expanded="false">
<span aria-hidden="true"></span>
<span aria-hidden="true"></span>
<span aria-hidden="true"></span>
</a>
<div class="logo">
<h1> MapGIS Client for JavaScript API</h1>
</div>
<div class="menu">
<div class="navigation">
<a
class="link user-link "
href="/docs/cesium/index.html"
>
Cesium
</a>
<a
class="link user-link "
href="/docs/mapboxgl/index.html"
>
MapboxGL
</a>
<a
class="link user-link "
href="/docs/leaflet/index.html"
>
Leaflet
</a>
<a
class="link user-link "
href="/docs/openlayers/index.html"
>
OpenLayers
</a>
</div>
</div>
</div>
</div>
<div id="main">
<div
class="sidebar "
id="sidebarNav"
>
<div>
<span class="mapgis-api-document-span"><a href="index.html">API文档</a></span>
</div>
<div class="search-wrapper">
<input id="search" type="text" placeholder="搜索文档..." class="input">
</div>
<nav>
<div class="category"><div style="font-weight: bold;vertical-align: middle;padding: 0.4rem 0;" class="mapgis-menu-span"><img style="width: 20px;margin-right: 6px;vertical-align: middle;" src="./styles/m.png" alt="">视图模块</div><ul class="mapgis-sidebar-menus"><li><img style="width: 20px;margin-right: 6px;vertical-align: middle;" src="./styles/c.png" alt=""><a href="DrawControl.html">DrawControl</a><span style="display: none;"><p>绘制工具</p></span></li><li><img style="width: 20px;margin-right: 6px;vertical-align: middle;" src="./styles/c.png" alt=""><a href="MapView.html">MapView</a><span style="display: none;"><p>二维场景视图(leaflet引擎)，对地图引擎进行管理，如果要对地图图层进行管理请参考[Map]{@link Map}，<br/>
参考示例：
<a href='#MapView'>[初始化二维场景视图]</a>
<br>[ES5引入方式]：<br/>
Zondy.MapView() <br/>
[ES6引入方式]：<br/>
import { MapView } from '@mapgis/webclient-leaflet-plugin' <br/></p></span></li><li><img style="width: 20px;margin-right: 6px;vertical-align: middle;" src="./styles/c.png" alt=""><a href="Popup.html">Popup</a><span style="display: none;"><p>二维场景信息弹窗(leaflet引擎)
参考示例：
<a href='#MapView'>[初始化二维场景视图]</a>
[ES6引入方式]：<br/>
import { Popup } from '@mapgis/webclient-leaflet-plugin' <br/>
自定义样式说明：<br/>
zondy-popup__content 弹窗容器样式<br/>
zondy-popup__tip 弹窗对话框箭头样式<br/>
zondy-popup__header 弹窗头部样式<br/>
zondy-popup__content 弹窗主体样式<br/>
zondy-popup__footer 弹窗底部样式<br/></p></span></li><li><img style="width: 20px;margin-right: 6px;vertical-align: middle;" src="./styles/c.png" alt=""><a href="Screenshot.html">Screenshot</a><span style="display: none;"><p>屏幕打印工具</p></span></li></ul><div style="font-weight: bold;vertical-align: middle;padding: 0.4rem 0;" class="mapgis-menu-span"><img style="width: 20px;margin-right: 6px;vertical-align: middle;" src="./styles/m.png" alt="">草图编辑模块</div><ul class="mapgis-sidebar-menus"><li><img style="width: 20px;margin-right: 6px;vertical-align: middle;" src="./styles/c.png" alt=""><a href="SketchEditorLeaflet.html">SketchEditorLeaflet</a><span style="display: none;"><p>二维场景草图编辑类<br/>
<br>[ES5引入方式]：<br/>
const { SketchEditorLeaflet } = Zondy <br/>
[ES6引入方式]：<br/>
import { SketchEditorLeaflet } from "@mapgis/webclient-leaflet-plugin" <br/></p></span></li></ul><div style="font-weight: bold;vertical-align: middle;padding: 0.4rem 0;" class="mapgis-menu-span"><img style="width: 20px;margin-right: 6px;vertical-align: middle;" src="./styles/m.png" alt="">渲染器模块</div><ul class="mapgis-sidebar-menus"><li><img style="width: 20px;margin-right: 6px;vertical-align: middle;" src="./styles/c.png" alt=""><a href="Zondy.ThemeLayer.GraphThemeLayer.html">GraphThemeLayer</a><span style="display: none;"><p>统计专题图通过为每个要素绘制统计图表来反映其对应的专题值的大小。它可同时表示多个字段属性信息，在区域本身与各区域之间形成横向和纵向的对比。<br>统计专题图多用于具有相关数量特征的地图上，比如表示不同地区多年的粮食产量、GDP、人口等，不同时段客运量、地铁流量等。目前提供的统计图类型有：柱状图（Bar），折线图（Line），饼图（Pie），三维柱状图（Bar3D），点状图（Point），环状图（Ring）。</p></span></li></ul></div>
</nav>
</div>
<div class="core" id="main-content-wrapper">
<div class="content">
<header id="page-title" class="page-title">
<span class="page-title-main">类名</span>
<span class="page-title-sub">document/support/FeatureRenderView.js</span>
</header>
<section>
<article>
<pre class="prettyprint source linenums"><code>import {
BaseFeatureLayerView,
Log,
RendererType
} from '@mapgis/webclient-common'
import * as L from '@mapgis/leaflet'
import { reorderGraphicLayer } from './Utils'
import LeafletPlugin from '../../util/LeafletPlugin'
import ThemeRenderUtil from './ThemeRenderUtil'
// 要素渲染基类封装
class FeatureRenderView extends BaseFeatureLayerView {
/**
* 添加图层视图
* @param {LayerEvent} event 图层事件
* @return {Promise<LayerView>} 图层视图
*/
onAdd(event) {
return this._addInnerLayer()
}
/**
* @description: 解析矢量数据
* @return {FeatureSet}
*/
_processData() {
return new Promise((resolve) => {})
}
/**
* 移除图层视图
* @param {LayerEvent} event 图层事件
* @return {Promise<LayerView>} 图层视图
*/
onRemove(event) {
super.onRemove(event)
this.innerView.removeLayer(this.innerLayer)
this.innerLayer = null
return Promise.resolve(this)
}
/**
* 更新图层视图
* @param {LayerViewUpdateEvent} event 图层事件
* @return {Promise<LayerView>} 图层视图
*/
onUpdate(event) {
const layer = this.layer
const innerLayer = this.innerLayer
if (event.updateContent && innerLayer) {
event.updateContent.forEach((layerUpdateCotent) => {
if (
layerUpdateCotent &&
layerUpdateCotent.operationType === 'property'
) {
switch (layerUpdateCotent.name) {
case 'opacity': {
LeafletPlugin.setVisibleOpacity(
this.innerLayer,
layer._opacity,
layer._visible
)
break
}
case 'visible': {
const flag = layerUpdateCotent.params[0]
LeafletPlugin.setVisibleOpacity(
this.innerLayer,
layer._opacity,
flag
)
break
}
default: {
break
}
}
}
if (layerUpdateCotent && layerUpdateCotent.operationType === 'method') {
switch (layerUpdateCotent.name) {
case 'refresh': {
this.innerView.removeLayer(this.innerLayer)
this._addInnerLayer()
break
}
default: {
break
}
}
}
})
}
return Promise.resolve(this)
}
_addInnerLayer() {
return this._processData().then((featureSet) => {
const layer = this.layer
const self = this
const innerView = this.innerView
const renderer = layer.renderer
return new Promise((reslove) => {
reorderGraphicLayer(this, function () {
// 初始化图层
self._initInnerLayer(layer, innerView, featureSet, renderer)
// 添加到视图
self.innerLayer.addTo(innerView)
})
reslove(self)
})
})
}
/**
* @description: 初始化innnerLayer
* @param {Layer} 初始化图层
* @param {Object} innerView 地图
* @param {FeatureSet} 预渲染要素
* @param {Renderer} renderer
* @return {L.Layer | null}
*/
_initInnerLayer(layer, innerView, featureSet, renderer) {
renderer = renderer || {}
let innerLayer
// 是否是common renderer
let isCommonRenderer = false
if (this._isCommonRenderer(renderer)) {
isCommonRenderer = true
// 创建图层
innerLayer = L.featureGroup()
} else {
switch (renderer.type) {
case RendererType.cluster: {
innerLayer = L.markerClusterGroup()
ThemeRenderUtil.renderCluster(
innerLayer,
layer,
innerView,
featureSet.features
)
break
}
default: {
Log.error('无法解析renderer信息')
}
}
}
// 初始化透明度
LeafletPlugin.setVisibleOpacity(innerLayer, layer._opacity, layer._visible)
// 设置排序id 和 图层 id
innerLayer.commonLayerId = layer.id
innerLayer._realIndex = layer._realIndex
// 设置innerLayer
this.innerLayer = innerLayer
// common层渲染,目前仅支持统一/单值/分段
if (isCommonRenderer) {
// 初始化FeatureCollection
this._initFeatures(featureSet.features, renderer)
}
return innerLayer
}
/**
* @description: 重载基类方法，监听renderer变化
* @param {*} event
* @return {*}
*/
_rendererChangeAction(event) {
// 源事件
const { sourceEventData = {} } = event
// 切换renderer
if (sourceEventData.key === 'renderer') {
const lastRenderer = sourceEventData.oldValue
const currentRenderer = sourceEventData.value
if (
!(
this._isCommonRenderer(lastRenderer) &&
this._isCommonRenderer(currentRenderer)
)
) {
// 重载图层渲染
this.innerView.removeLayer(this.innerLayer)
this._addInnerLayer()
return
}
}
const renderer = this.layer.renderer
if (this._isCommonRenderer(renderer)) {
// 非common层渲染
super._rendererChangeAction(event)
} else {
ThemeRenderUtil.updateCluster(this.innerLayer, this.layer, this.view)
}
}
/**
* @description: 是否为common层渲染图层
* @param {*} renderer
* @return {*}
*/
_isCommonRenderer(renderer) {
return (
renderer &&
[
RendererType.classBreak,
RendererType.simple,
RendererType.uniqueValue,
RendererType.random,
RendererType.rank
].some((v) => v === renderer.type)
)
}
}
export default FeatureRenderView
</code></pre>
</article>
</section>
</div>
<footer class="footer">
<div class="content has-text-centered">
<p>文档生成<a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a></p>
<p class="sidebar-created-by">
<a href="http://www.smaryun.com" target="_blank">司马云</a> <span>© 2023 云生态圈</span>
<a href="http://192.168.82.89:8086/#/index" target="_blank">MapGIS Client for JavaScript</a>
</p>
</div>
</footer>
</div>
<div id="side-nav" class="side-nav">
<div style="margin-bottom: 10px;">
<img style="vertical-align: middle;margin-right: 10px;width: 30px;" src="./styles/anchor.png"/><a href="#page-title">构造函数</a>
</div>
<div style="margin-bottom: 10px;">
<img style="vertical-align: middle;margin-right: 10px;width: 30px;" src="./styles/anchor.png"/><a href="#member">成员变量</a>
</div>
<div style="margin-bottom: 10px;">
<img style="vertical-align: middle;margin-right: 10px;width: 30px;" src="./styles/anchor.png"/><a href="#function">方法</a>
</div>
<div>
<img style="vertical-align: middle;margin-right: 10px;width: 30px;" src="./styles/anchor.png"/><a href="#event">事件</a>
</div>
</div>
</div>
<script src="scripts/linenumber.js"> </script>
<script src="scripts/search.js"> </script>
</body>
</html>