程序喵使用 MXML 或 ActionScript 添加图形Graphics
<?xml version="1.0" encoding="utf-8"?>
<s:Application xmlns:fx="http://ns.adobe.com/mxml/2009" xmlns:s="library://ns.adobe.com/flex/spark"
xmlns:esri="http://www.esri.com/2008/ags" pageTitle="使用 MXML 或 ActionScript 添加图形Graphics">
<!--
文档:
https://developers.arcgis.com/en/flex/api-reference/com/esri/ags/Graphic.html
https://developers.arcgis.com/en/flex/api-reference/com/esri/ags/SpatialReference.html
https://developers.arcgis.com/en/flex/api-reference/com/esri/ags/geometry/Polyline.html
https://developers.arcgis.com/en/flex/api-reference/com/esri/ags/geometry/Polygon.html
https://developers.arcgis.com/en/flex/api-reference/com/esri/ags/symbols/PictureMarkerSymbol.html
https://developers.arcgis.com/en/flex/api-reference/com/esri/ags/symbols/SimpleMarkerSymbol.html
https://developers.arcgis.com/en/flex/api-reference/com/esri/ags/symbols/SimpleLineSymbol.html
https://developers.arcgis.com/en/flex/api-reference/com/esri/ags/symbols/SimpleFillSymbol.html
-->
<s:layout>
<s:VerticalLayout horizontalAlign="center"/>
</s:layout>
<fx:Script>
<![CDATA[
import com.esri.ags.SpatialReference;
import com.esri.ags.symbols.PictureMarkerSymbol;
/** 添加标记 **/
private function addSomeMarkers():void
{
var myGraphicMarker:Graphic = new Graphic(new MapPoint(1447100, 7477200, new SpatialReference(102100)),
new SimpleMarkerSymbol(SimpleMarkerSymbol.STYLE_DIAMOND, 22, 0x009933));
myGraphicMarker.toolTip = "用ActionScript添加标记 SimpleMarkerSymbol";
myGraphicsLayer.add(myGraphicMarker);
// 图片标记 PictureMarker - embedded image
[Embed(source='assets/globe_icon.png')]
var picEmbeddedClass:Class;
var pictureMarker:PictureMarkerSymbol = new PictureMarkerSymbol(picEmbeddedClass,50,50);
var myGraphicPic:Graphic = new Graphic(new MapPoint(-411000, 4924000, new SpatialReference(102100)));
myGraphicPic.symbol = pictureMarker;
myGraphicPic.toolTip = "用ActionScript创建 图片标记 PictureMarkerSymbol";
myGraphicsLayer.add(myGraphicPic);
var myPolyline:Polyline = new Polyline(
[[
new MapPoint(-1726185, 9543036),
new MapPoint(34923, 6920940),
new MapPoint(1874303, 6255632),
new MapPoint(1835168, 6255632),
new MapPoint(1913439, 6138225)
]], new SpatialReference(102100));
var myGraphicLine:Graphic = new Graphic(myPolyline);
myGraphicLine.symbol = new SimpleLineSymbol(SimpleLineSymbol.STYLE_DASH, 0xDD2222, 1.0, 4);
myGraphicLine.toolTip = "用ActionScript创建 线 SimpleLineSymbol";
myGraphicsLayer.add(myGraphicLine);
var myPolygon:Polygon = new Polygon(
[[
new MapPoint(2352491, -1992338),
new MapPoint(2332923, -2461967),
new MapPoint(2646009, -2266288),
new MapPoint(3076503, -2324992),
new MapPoint(3272181, -2520670),
new MapPoint(3506996, -2559806),
new MapPoint(3702675, -3049003),
new MapPoint(3370021, -3675175),
new MapPoint(2763416, -4046965),
new MapPoint(2117676, -4144804),
new MapPoint(1961133, -3890422),
new MapPoint(2000269, -3655607),
new MapPoint(1667615, -3185978),
new MapPoint(1550208, -2422831),
new MapPoint(1334961, -1953202),
new MapPoint(2352491, -1992338)
]], new SpatialReference(102100));
var myGraphicPolygon:Graphic = new Graphic();
myGraphicPolygon.geometry = myPolygon;
myGraphicPolygon.symbol = new SimpleFillSymbol(
SimpleFillSymbol.STYLE_SOLID, // fill style
0xFF0000, // 填充颜色
0.7 // 透明度
);
myGraphicPolygon.toolTip = "用ActionScript创建多边形 SimpleFillSymbol";
myGraphicsLayer.add(myGraphicPolygon);
btn.enabled = false;
}
]]>
</fx:Script>
<s:controlBarContent>
<s:RichText width="100%">
这个示例演示了使用MXML或ActionScript将图像添加到地图。
简单的标记符号,图像标记符号,简单的线条符号,简单填充符号,和图片填充符号显示。
Simple marker symbols, picture marker symbols, simple line symbols, simple fill symbols, and picture fill symbols are shown.
</s:RichText>
<s:Button id="btn"
click="addSomeMarkers()"
label="使用ActionScript添加更多的标记"/>
</s:controlBarContent>
<esri:Map id="myMap"
level="2"
wrapAround180="true">
<esri:ArcGISTiledMapServiceLayer url="http://server.arcgisonline.com/ArcGIS/rest/services/World_Street_Map/MapServer"/>
<esri:GraphicsLayer id="myGraphicsLayer">
<esri:Graphic toolTip="加利福尼亚州的MapPoint与SimpleMarkerSymbol">
<esri:geometry>
<esri:MapPoint x="-13163000" y="4035000"
spatialReference="{new SpatialReference(102100)}"/>
</esri:geometry>
<esri:symbol>
<esri:SimpleMarkerSymbol color="0x0033DD" size="18"/>
</esri:symbol>
</esri:Graphic>
<esri:Graphic toolTip="飓风折线的SimpleLineSymbol">
<esri:geometry>
<esri:Polyline spatialReference="{new SpatialReference(102100)}">
<fx:Array>
<fx:Array>
<esri:MapPoint x="-4700503" y="1128848"/>
<esri:MapPoint x="-7909635" y="2819513"/>
<esri:MapPoint x="-8144450" y="4199048"/>
<esri:MapPoint x="-7244327" y="5261584"/>
</fx:Array>
</fx:Array>
</esri:Polyline>
</esri:geometry>
<esri:symbol>
<esri:SimpleLineSymbol width="3" color="0xFF0000"/>
</esri:symbol>
</esri:Graphic>
<esri:Graphic toolTip="带SimpleFillSymbol多边形的巴西">
<esri:geometry>
<esri:Polygon spatialReference="{new SpatialReference(102100)}">
<fx:Array>
<fx:Array>
<esri:MapPoint x="-3867905" y="-671044"/>
<esri:MapPoint x="-4533702" y="-2578326"/>
<esri:MapPoint x="-5316417" y="-2832708"/>
<esri:MapPoint x="-5844750" y="-3869806"/>
<esri:MapPoint x="-6333947" y="-3498016"/>
<esri:MapPoint x="-6412218" y="-1942370"/>
<esri:MapPoint x="-8211974" y="-954779"/>
<esri:MapPoint x="-7703209" y="229077"/>
<esri:MapPoint x="-5736637" y="454597"/>
<esri:MapPoint x="-3867905" y="-671044"/>
</fx:Array>
</fx:Array>
</esri:Polygon>
</esri:geometry>
<esri:symbol>
<esri:SimpleFillSymbol alpha="0.7" color="0x009933"/>
</esri:symbol>
</esri:Graphic>
</esri:GraphicsLayer>
</esri:Map>
</s:Application>
原文摘录官方demo： https://developers.arcgis.com/flex/sample-code/adding-graphics.htm
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