-- PaintDemoBasic.lua
-- Author: Mikael Kindborg
-- Date: 2011-02-23
-- Description: Simple paint program demo. Supports multi-touch!

-- Fill background.
Screen.setColor(255, 255, 255)
Screen.fillRect(0, 0, Screen.getWidth(), Screen.getHeight())
Screen.update()

function Paint(x, y, touchId)
  if touchId == 0 then
    Screen.fillRect(0, 0, 0)
  else
    Screen.fillRect(0, 200, 0)
  end
  maFillRect(x - 20, y - 20, 40, 40)
  Screen.update()
end

System.onTouchDown(Paint)
System.onTouchDrag(Paint)