public void ClosePolygon()
{
VectorLineSegment line = new VectorLineSegment();
line.Start = new PointF(curX, curY);
line.End = new PointF(startX, startY);
curX = startX;
curY = startY;
segments.Add(line);
}
public void LineTo(float x, float y)
{
VectorLineSegment line = new VectorLineSegment();
line.Start = new PointF(curX, curY);
line.End = new PointF(x, y);
curX = x;
curY = y;
AddSegment(line);
}