Image.PaintRect (gb.image)
Function PaintRect ( X As Integer, Y As Integer, Width As Integer, Height As Integer, Color As Integer ) As Image
 
Blend the specified rectangle with the specified color.
  - 
X, Y, Width, Height define the rectangle to fill.
- 
Color is the color, and can be a transparent color.
Contrary to 
FillRect, if 
Color is transparent, then the rectangle is blended with the image backround.
See also