Mouse, contd.

• There are also useful built-in functions for mouse events:

• • mousePressed()
  • • function is called if a mouse button is pressed
  • mouseReleased()
  • • called if a mouse button is released
  • mouseMoved()
  • • called every time the mouse moves and a mouse button is not pressed
  • mouseDragged()
  • • called once every time the mouse moves and a mouse button is pressed