public virtual void RotateAtCentroid(float degrees)
{
PolygonF rotatePly = PolygonF.Rotate(this, degrees, this.Centroid);
this.Clear();
this._pnts.AddRange(rotatePly._pnts.ToArray());
if (this._preCalcBBox)
{
this.UpdateMinMax(this._pnts);
}
rotatePly.Clear();
}
public static Polygon Rotate(Polygon ply, float degrees, Point center)
{
return(Polygon.Truncate(PolygonF.Rotate(ply._ply, degrees, new PointF((float)center.X, (float)center.Y))));
}
