public bool DrawPolygon(IRaster pRaster, ExOriPara pExOriPara, InOriPara pInOriPara, IFeatureClass pFeatureClass, int nID) { try { Point2D[,] ptResult = null; ClsGetCameraView CGetCameraView = new ClsGetCameraView(); if (CGetCameraView.ImageReprojectionRange(pRaster, out ptResult, pExOriPara, pInOriPara, 50)) { IPointCollection pPointCollection = new PolygonClass(); for (int j = 0; j < ptResult.GetLength(1); j++) { if (ptResult[0, j] == null) { continue; } IPoint pPoint1 = new PointClass(); pPoint1.X = ptResult[0, j].X; pPoint1.Y = ptResult[0, j].Y; pPointCollection.AddPoint(pPoint1); } for (int k = ptResult.GetLength(1) - 1; k >= 0; k--) { if (ptResult[1, k] == null) { continue; } IPoint pPoint2 = new PointClass(); pPoint2.X = ptResult[1, k].X; pPoint2.Y = ptResult[1, k].Y; pPointCollection.AddPoint(pPoint2); } IFeature pFeatureTemp = pFeatureClass.CreateFeature(); IPolygon pPolygon = new PolygonClass(); pPolygon = pPointCollection as IPolygon; pPolygon.Close(); pFeatureTemp.Shape = pPolygon as IGeometry; pFeatureTemp.set_Value(pFeatureTemp.Fields.FindField("PointID"), nID); pFeatureTemp.set_Value(pFeatureTemp.Fields.FindField("X"), pExOriPara.pos.X); pFeatureTemp.set_Value(pFeatureTemp.Fields.FindField("Y"), pExOriPara.pos.Y); pFeatureTemp.set_Value(pFeatureTemp.Fields.FindField("Z"), pExOriPara.pos.Z); pFeatureTemp.set_Value(pFeatureTemp.Fields.FindField("omg"), pExOriPara.ori.omg); pFeatureTemp.set_Value(pFeatureTemp.Fields.FindField("phi"), pExOriPara.ori.phi); pFeatureTemp.set_Value(pFeatureTemp.Fields.FindField("kap"), pExOriPara.ori.kap); pFeatureTemp.set_Value(pFeatureTemp.Fields.FindField("width"), pInOriPara.nW); pFeatureTemp.set_Value(pFeatureTemp.Fields.FindField("height"), pInOriPara.nH); pFeatureTemp.set_Value(pFeatureTemp.Fields.FindField("fx"), pInOriPara.dfx); pFeatureTemp.set_Value(pFeatureTemp.Fields.FindField("fy"), pInOriPara.dfy); pFeatureTemp.set_Value(pFeatureTemp.Fields.FindField("f"), pInOriPara.df); pFeatureTemp.Store(); } return(true); } catch (Exception ex) { MessageBox.Show(ex.Message, "提示", MessageBoxButtons.OK, MessageBoxIcon.Exclamation); return(false); } }
private void drawRaster(IRaster pRaster, ExOriPara pExOriPara, InOriPara pInOriPara) { IRaster pRasterResult; IRasterLayer pRasterLayer = new RasterLayerClass(); ClsGetCameraView CGetCameraView = new ClsGetCameraView(); if (CGetCameraView.ImageReprojectionRange(pRaster, out pRasterResult, pExOriPara, pInOriPara.df, pInOriPara.dx, pInOriPara.dy, pInOriPara.nW, pInOriPara.nH, 50)) { pRasterLayer.CreateFromRaster(pRasterResult); pMapControl.AddLayer(pRasterLayer as ILayer); pMapControl.Refresh(); } }