1:鼠标点击模型事件
List<Iposition66> pos = new List<Iposition66>(); private bool Sgworld_OnLbuttonClicked(int Flags, int X, int Y) { var sgworld = new SGWorld66(); var postioninfo = sgworld.Window.PixelToWorld(X, Y); Iposition66 ss = postioninfo.position; ss.X = postioninfo.position.X; ss.Y = postioninfo.position.Y; pos.Add(ss); return false; }
2: *** 作画线
string tMsg = String.Empty; IlinearRing cRing = null; IGeometry cpolygonGeometry = null; ITerrainpolyline66 cpolyo = null; //创建实例 //Message@[email protected](String.Format("X:{0}\r\nY:{1}", posl[i].PosX, posl[i].PosX)); var sgworld = new SGWorld66(); List<Iposition66> posl = pos; int sin = 0; sin = posl.Count*3; double[] cVerticesArray = new double[sin]; //获取坐标值 for (int i = 0; i < posl.Count; i++) { cVerticesArray[i*3] = posl[i].X; cVerticesArray[i*3+1] = posl[i].Y; cVerticesArray[i * 3 + 2] = posl[i].Altitude; } { cRing = sgworld.Creator.GeometryCreator.CreatelinearRingGeometry(cVerticesArray); cpolygonGeometry = sgworld.Creator.GeometryCreator.CreatelinearRingGeometry(cRing); } { uint nlinecolor = 0xFF00FF00; //颜色样式 AltitudeTypeCode AltitudeType = AltitudeTypeCode.ATC_ON_TERRAIN; // D2. Create polygon cpolyo = sgworld.Creator.Createpolyline(cpolygonGeometry, nlinecolor, AltitudeType, string.Empty, "polygon"); ///注意坐标 sgworld.Window.PixelToWorld(sgworld.Window.Rect.left, sgworld.Window.Rect.top, WorldPointType.WPT_TERRAIN); }总结
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