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ArcEngine中闪烁目标程序代码

时间:2011-04-09 20:27来源:知行网www.zhixing123.cn 编辑:麦田守望者

//闪烁目标
public static void FlashFeature(AxMapControl mapControl,IFeature iFeature, IMap iMap)
{
IActiveView iActiveView = iMap as IActiveView;
if (iActiveView != null)
{
iActiveView.ScreenDisplay.StartDrawing(0, (short)esriScreenCache.esriNoScreenCache);
//根据几何类型调用不同的过程
switch (iFeature.Shape.GeometryType)
{
case esriGeometryType.esriGeometryPolyline:
FlashLine(mapControl, iActiveView.ScreenDisplay, iFeature.Shape);
break;
case esriGeometryType.esriGeometryPolygon:
FlashPolygon(mapControl, iActiveView.ScreenDisplay, iFeature.Shape);
break;
case esriGeometryType.esriGeometryPoint:
FlashPoint(mapControl, iActiveView.ScreenDisplay, iFeature.Shape);
break;
default:
break;
}
iActiveView.ScreenDisplay.FinishDrawing();
}
}
//闪烁线
static void FlashLine(AxMapControl mapControl,IScreenDisplay iScreenDisplay,IGeometry iGeometry)
{
ISimpleLineSymbol iLineSymbol;
ISymbol iSymbol;
IRgbColor iRgbColor;
iLineSymbol = new SimpleLineSymbol();
iLineSymbol.Width = 4;
iRgbColor = new RgbColor();
iRgbColor.Red = 255;
iLineSymbol.Color = iRgbColor;
iSymbol = (ISymbol)iLineSymbol;
iSymbol.ROP2 = esriRasterOpCode.esriROPNotXOrPen;
mapControl.FlashShape(iGeometry, 3, 200, iSymbol);
}
//闪烁面
static void FlashPolygon(AxMapControl mapControl, IScreenDisplay iScreenDisplay, IGeometry iGeometry)
{
ISimpleFillSymbol iFillSymbol;
ISymbol iSymbol;
IRgbColor iRgbColor;
iFillSymbol = new SimpleFillSymbol();
iFillSymbol.Style = esriSimpleFillStyle.esriSFSSolid;
iFillSymbol.Outline.Width = 12;
iRgbColor = new RgbColor();
iRgbColor.RGB = System.Drawing.Color.FromArgb(100, 180, 180).ToArgb();
iFillSymbol.Color = iRgbColor;
iSymbol = (ISymbol)iFillSymbol;
iSymbol.ROP2 = esriRasterOpCode.esriROPNotXOrPen;
iScreenDisplay.SetSymbol(iSymbol);
mapControl.FlashShape(iGeometry, 3, 200, iSymbol);
}
//闪烁点
static void FlashPoint(AxMapControl mapControl, IScreenDisplay iScreenDisplay, IGeometry iGeometry)
{
ISimpleMarkerSymbol iMarkerSymbol;
ISymbol iSymbol;
IRgbColor iRgbColor;
iMarkerSymbol = new SimpleMarkerSymbol();
iMarkerSymbol.Style = esriSimpleMarkerStyle.esriSMSCircle;
iRgbColor = new RgbColor();
iRgbColor.RGB = System.Drawing.Color.FromArgb(0, 0, 0).ToArgb();
iMarkerSymbol.Color = iRgbColor;
iSymbol = (ISymbol)iMarkerSymbol;
iSymbol.ROP2 = esriRasterOpCode.esriROPNotXOrPen;
mapControl.FlashShape(iGeometry, 3, 200, iSymbol);
}
 

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标签(Tag):Arcgis Arcgis开发 Arcgis开发教程 Arcgis程序代码
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