/// <summary>
/// 更新半径
/// </summary>
/// <param name="radius"></param>
public void UpdatePosition(double radius)
{
this.radius = radius;
IZAware zAware = (IGeometry)centerPoint as IZAware;
zAware.ZAware = true;
upperAxisVector3D = new Vector3DClass();
upperAxisVector3D.SetComponents(0, 0, 10);
lowerAxisVector3D = new Vector3DClass();
lowerAxisVector3D.SetComponents(0, 0, -10);
lowerAxisVector3D.XComponent -= vectorComponentOffset;
normalVector3D = upperAxisVector3D.CrossProduct(lowerAxisVector3D) as IVector3D;
normalVector3D.Magnitude = this.radius;
double rotationAngleInRadians = 2 * (Math.PI / 180);
geometryCollection = new MultiPatchClass();
pointCollection.RemovePoints(0, pointCollection.PointCount);
for (int i = 0; i < 180; i++)
{
normalVector3D.Rotate(-1 * rotationAngleInRadians, upperAxisVector3D);
IPoint vertexPoint = new PointClass();
vertexPoint.X = centerPoint.X + normalVector3D.XComponent;
vertexPoint.Y = centerPoint.Y + normalVector3D.YComponent;
vertexPoint.Z = centerPoint.Z;
pointCollection.AddPoint(vertexPoint, missing, missing);
}
base.Geometry = pointCollection as IGeometry;
this.Update();
}
/// <summary>
/// 构造函数
/// </summary>
/// <param name="graphicsLayer">图层</param>
/// <param name="kmlCircle">圆的kml</param>
public Circle_ArcGlobe(IGlobeGraphicsLayer _graphicsLayer, KmlCircle kmlCircle)
{
this.ElementType = Core.Model.ElementTypeEnum.Circle;
graphicsLayer = _graphicsLayer;
lineSymbol = new SimpleLineSymbolClass();
lineSymbol.Color = new RgbColorClass()
{
Red = kmlCircle.StrokeColor.R,
Green = kmlCircle.StrokeColor.G,
Blue = kmlCircle.StrokeColor.B
};
if (kmlCircle.StrokeWidth == 0)
{
kmlCircle.StrokeWidth = 2;
}
lineSymbol.Width = kmlCircle.StrokeWidth;
fillSymbol = new SimpleFillSymbolClass();
fillSymbol.Outline = lineSymbol;
fillSymbol.Color = new RgbColorClass()
{
Red = kmlCircle.FillColor.R,
Green = kmlCircle.FillColor.G,
Blue = kmlCircle.FillColor.B
};
radius = kmlCircle.Radius;
outlineColor = kmlCircle.StrokeColor;
fillColor = kmlCircle.FillColor;
centerPoint = new PointClass();//圆心坐标
centerPoint.PutCoords(kmlCircle.Position.Lng, kmlCircle.Position.Lat);
centerPoint.Z = kmlCircle.Position.Alt;
missing = System.Type.Missing;
IZAware zAware = (IGeometry)centerPoint as IZAware;
zAware.ZAware = true;
upperAxisVector3D = new Vector3DClass();
upperAxisVector3D.SetComponents(0, 0, 2);
lowerAxisVector3D = new Vector3DClass();
lowerAxisVector3D.SetComponents(0, 0, -2);
lowerAxisVector3D.XComponent -= vectorComponentOffset;
lowerAxisVector3D.YComponent -= vectorComponentOffset;//TODO
normalVector3D = upperAxisVector3D.CrossProduct(lowerAxisVector3D) as IVector3D;
normalVector3D.Magnitude = kmlCircle.Radius;
double rotationAngleInRadians = 2 * (Math.PI / 180);
//geometryCollection = new MultiPatchClass();
pointCollection = new PolygonClass();
for (int i = 0; i < 180; i++)
{
normalVector3D.Rotate(-1 * rotationAngleInRadians, upperAxisVector3D);
IPoint vertexPoint = new PointClass();
vertexPoint.X = centerPoint.X + normalVector3D.XComponent;
vertexPoint.Y = centerPoint.Y + normalVector3D.YComponent;
vertexPoint.Z = centerPoint.Z;
pointCollection.AddPoint(vertexPoint, missing, missing);
}
base.Symbol = fillSymbol;
base.Geometry = pointCollection as IGeometry;
flashTimer = new System.Timers.Timer();
flashTimer.Elapsed += new System.Timers.ElapsedEventHandler(flashTimer_Elapsed);
flashTimer.Interval = 500;
}
