ArcGIS API for Silverlight动态标绘的实现-白红宇

原文:
1、下载2个dll文件，分别是：
ArcGISPlotSilverlightAPI.dll 和 Matrix.dll
其下载地址为：
2、在Silverlight项目中添加上面2个dll引用，如下图所示：
3、核心及调用代码如下所示：
using System;using System.Collections.Generic;using System.Net;using System.Windows;using System.Windows.Controls;using System.Windows.Documents;using System.Windows.Input;using System.Windows.Media;using System.Windows.Media.Animation;using System.Windows.Shapes;using ESRI.ArcGIS.Client;using ArcGISPlotSilverlightAPI;using Matrix.Xmpp.Client;using ESRI.ArcGIS.Client.Geometry;using ESRI.ArcGIS.Client.Symbols;using ESRI.ArcGIS.Client.Geometry;using ESRI.ArcGIS.Client.Symbols;using Matrix.Xmpp;using Matrix.Net;using MapClient.CommonClass;using System.Windows.Media.Imaging;using System.IO;using SLPlotMap.CommonClass;namespace SLPlotMap{    public partial class MainPage : UserControl    {        private AssemblyArea _aArrow;        private SimpleArrow _arraw;        private CustomArrow _cArrow;        private CurveFlag _cFlag;        private Circle _circle;        private CustomTailedArrow _ctArrow;        private DoubleArrow _dArrow;        private EditGeometry _editGeometry;        private GraphicsLayer _gGraphicsLayer1;        private bool _isEdit;        private bool _isFinish;        private PlotDraw _plotDraw;        private long _pointCount;        private RectFlag _rFlag;        private StraightArrow _sArrow;        private TailedArrow _tArraw;        private TriangleFlag _tFlag;        private XmppClient _xmppClient;        private Graphic selectedPointGraphic;        public MainPage()        {            InitializeComponent();            this.Init();        }        private void _gGraphicsLayer_MouseLeftButtonDown(object sender, GraphicMouseButtonEventArgs e)        {            if (this._isEdit)            {                e.Handled = true;                if (e.Graphic.Geometry is MapPoint)                {                    e.Graphic.Selected = true;                    this.selectedPointGraphic = e.Graphic;                }                else                {                    this._editGeometry.StartEdit(e.Graphic);                }            }        }        private void _plotDraw_DrawEnd(ESRI.ArcGIS.Client.Geometry.Polygon polygon)        {            SimpleFillSymbol symbol = new SimpleFillSymbol            {                Fill = new SolidColorBrush(Color.FromArgb(0x9b, 0xff, 0, 0))            };            Graphic item = new Graphic            {                Geometry = polygon,                Symbol = symbol            };            this._gGraphicsLayer1.Graphics.Add(item);            Message el = new Message            {                To = "lei@192.168.200.117",                Type = MessageType.chat,                Body = polygon.ToString()            };            this._xmppClient.Send(el);        }        private void _xmppClient_OnRosterEnd(object sender, EventArgs e)        {        }        private void AssemblyArea_Click(object sender, RoutedEventArgs e)        {            this._plotDraw.setPlotDrawMode(PlotDrawMode.AssemblyArea);        }        private void Circle_Click(object sender, RoutedEventArgs e)        {            this._plotDraw.setPlotDrawMode(PlotDrawMode.Circle);        }        private void CloseSession()        {            this._xmppClient.SendUnavailablePresence("Gone home from the office");            this._xmppClient.Close();        }        private void Connect()        {            this._xmppClient.SetUsername("zbc");            this._xmppClient.SetXmppDomain("192.168.200.117");            this._xmppClient.Password = "zbc";            this._xmppClient.OnRosterEnd += new EventHandler
    
     (this._xmppClient_OnRosterEnd);            this._xmppClient.Port = 0x1466;            this._xmppClient.Transport = Transport.BOSH;            this._xmppClient.Uri = new Uri("http://192.168.200.117:8080/http-bind/");        }        private void CurveFlag_Click(object sender, RoutedEventArgs e)        {            this._plotDraw.setPlotDrawMode(PlotDrawMode.CurveFlag);        }        private void CustomArrow_Click(object sender, RoutedEventArgs e)        {            this._plotDraw.setPlotDrawMode(PlotDrawMode.CustomArrow);        }        private void CustomTailedArrow_Click(object sender, RoutedEventArgs e)        {            this._plotDraw.setPlotDrawMode(PlotDrawMode.CustomTailedArrow);        }        private void DoubleArrow_Click(object sender, RoutedEventArgs e)        {            this._plotDraw.setPlotDrawMode(PlotDrawMode.DoubleArrow);        }        private void Finish_Click(object sender, RoutedEventArgs e)        {            this._plotDraw.setPlotDrawMode(PlotDrawMode.None);        }        public void Init()        {            this._pointCount = 0L;            this._gGraphicsLayer1 = new GraphicsLayer();            this._isFinish = true;            this._xmppClient = new XmppClient();            this.Connect();            this._plotDraw = new PlotDraw(this.myMap);            this._plotDraw.DrawEnd += new PlotDraw.DrawEndEventHandler(this._plotDraw_DrawEnd);            EditGeometry geometry = new EditGeometry            {                Map = this.myMap,                IsEnabled = true,                EditVerticesEnabled = false            };            this._editGeometry = geometry;            this.myMap.Layers.Add(this._gGraphicsLayer1);            this._gGraphicsLayer1.MouseLeftButtonDown += new GraphicsLayer.MouseButtonEventHandler(this._gGraphicsLayer_MouseLeftButtonDown);            this._isEdit = false;        }        private void RectFlag_Click(object sender, RoutedEventArgs e)        {            this._plotDraw.setPlotDrawMode(PlotDrawMode.RectFlag);        }        private void simpleArrow_Click(object sender, RoutedEventArgs e)        {            this._plotDraw.setPlotDrawMode(PlotDrawMode.SimpleArrow);        }        private void StartEdit_Click(object sender, RoutedEventArgs e)        {            this._isEdit = true;            this._plotDraw.setPlotDrawMode(PlotDrawMode.None);        }        private void StopEdit_Click(object sender, RoutedEventArgs e)        {            this._isEdit = false;        }        private void StraightArrow_Click(object sender, RoutedEventArgs e)        {            this._plotDraw.setPlotDrawMode(PlotDrawMode.StraightArrow);        }        private void TailedArrow_Click(object sender, RoutedEventArgs e)        {            this._plotDraw.setPlotDrawMode(PlotDrawMode.TailedArrow);        }        private void TriangleFlag_Click(object sender, RoutedEventArgs e)        {            this._plotDraw.setPlotDrawMode(PlotDrawMode.TriangleFlag);        }    }}
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