闪烁选中的要素(Flash)
发布时间:2020-12-15 18:40:54 所属栏目:百科 来源:网络整理
导读:/// summary /// 对所选择特征进行闪烁控制 /// /summary /// param name="pFeature"/param /// param name="pMap"/param public static void FlashFeature(IFeature pFeature,IMap pMap) { IActiveView pActiveView = pMap as IActiveView; pActiveView.Scr
/// <summary> /// 对所选择特征进行闪烁控制 /// </summary> /// <param name="pFeature"></param> /// <param name="pMap"></param> public static void FlashFeature(IFeature pFeature,IMap pMap) { IActiveView pActiveView = pMap as IActiveView; pActiveView.ScreenDisplay.StartDrawing(0,-1); switch (pFeature.Shape.GeometryType) { case esriGeometryType.esriGeometryPolyline: FlashPolyline(pActiveView.ScreenDisplay,pFeature.Shape); break; case esriGeometryType.esriGeometryPolygon: FlashPolygon(pActiveView.ScreenDisplay,pFeature.Shape); break; case esriGeometryType.esriGeometryPoint: FlashPoint(pActiveView.ScreenDisplay,pFeature.Shape); break; } pActiveView.ScreenDisplay.FinishDrawing(); } /// <summary> /// 闪烁点要素 /// </summary> /// <param name="pDisplay"></param> /// <param name="pGeometry"></param> public static void FlashPoint(IScreenDisplay pDisplay,IGeometry pGeometry) { ISimpleMarkerSymbol pMarkerSymbol = new SimpleMarkerSymbolClass(); pMarkerSymbol.Style. = esriSimpleMarkerStyle.esriSMSCircle; IRgbColor pRgbColor = new RgbColorClass(); pRgbColor.Red = 150; pRgbColor.Green = 100; pRgbColor.Blue = 100; pMarkerSymbol.Color = pRgbColor as IColor; pMarkerSymbol.Outline = true; ISymbol pSymbol = pMarkerSymbol as ISymbol; pSymbol.ROP2 = esriRasterOpCode.esriROPNotXOrPen; pDisplay.SetSymbol(pSymbol); pDisplay.DrawPoint(pGeometry); Thread.Sleep(300); pDisplay.DrawPoint(pGeometry); } /// <summary> /// 闪烁线要素 /// </summary> /// <param name="pDisplay"></param> /// <param name="pGeometry"></param> public static void FlashPolyline(IScreenDisplay pDisplay,IGeometry pGeometry) { ISimpleLineSymbol pLineSymbol = new SimpleLineSymbolClass(); pLineSymbol.Width = 4; IRgbColor pRgbColor = new RgbColorClass(); pRgbColor.Green = 100; pRgbColor.Red = 150; pRgbColor.Blue = 100; pLineSymbol.Color = pRgbColor as IColor; ISymbol pSymbol = pLineSymbol as ISymbol; pSymbol.ROP2 = esriRasterOpCode.esriROPNotXOrPen; pDisplay.SetSymbol(pSymbol); pDisplay.DrawPolyline(pGeometry); Thread.Sleep(300); pDisplay.DrawPolyline(pGeometry); } /// <summary> /// 闪烁面要素 /// </summary> /// <param name="pDisplay"></param> /// <param name="pGeometry"></param> public static void FlashPolygon(IScreenDisplay pDisplay,IGeometry pGeometry) { ISimpleFillSymbol pFillSymbol = new SimpleFillSymbolClass(); IRgbColor pRgbColor = new RgbColorClass(); pRgbColor.Red = 255; pRgbColor.Green = 0; pRgbColor.Blue = 0; pFillSymbol.Color = pRgbColor as IColor; ISymbol pSymbol = pFillSymbol as ISymbol; pDisplay.SetSymbol(pSymbol); pDisplay.DrawPolygon(pGeometry); Thread.Sleep(300); pDisplay.DrawPolygon(pGeometry); } (编辑:李大同) 【声明】本站内容均来自网络,其相关言论仅代表作者个人观点,不代表本站立场。若无意侵犯到您的权利,请及时与联系站长删除相关内容! |