public override void draw(Graphics graphics, GISView view, bool Selected)
{
Point screenpoint = view.ToScreenPoint(Location);
graphics.FillEllipse(new SolidBrush(Selected ? Color.Red : Color.Black),
new Rectangle(screenpoint.X - 3, screenpoint.Y - 3, 6, 6));
}
public Point[] GetScreenPoints(List <GISVertex> _vertexes, GISView view)
{
Point[] points = new Point[_vertexes.Count];
for (int i = 0; i < points.Length; i++)
{
points[i] = view.ToScreenPoint(_vertexes[i]);
}
return(points);
}
public void draw(Graphics graphics, GISView view, GISVertex location, int index)
{
Point screenpoint = view.ToScreenPoint(location);
graphics.DrawString(values[index].ToString(),
new Font("宋体", 20),
new SolidBrush(Color.Green),
new PointF(screenpoint.X, screenpoint.Y));
}
