Picture .+ <
             X : Anchor_X, Y : Anchor_Y
             W : Rectangle.Width, H : Rectangle.Height
             B : Thin_line_brush
           > DRAW_LINE

Picture .+ <
             S : String
             ...
           > DRAW_TEXT

Picture .+ <
             X : Center_X, Y : Center_Y, R : Radius
             C : CLR_DARK_RED
             ...
           > DRAW_CIRCLE

Window  .+ <
             X, Y : Offset
             G : Picture
           > DRAW_PICTURE
