Kain membawa ke atas elemen depan
canvas.sendBackwards(myObject)
canvas.sendToBack(myObject)
canvas.bringForward(myObject)
canvas.bringToFront(myObject)
ROCKY6
canvas.sendBackwards(myObject)
canvas.sendToBack(myObject)
canvas.bringForward(myObject)
canvas.bringToFront(myObject)