The power spell - visible when F is pressed, and there is magic left

04/07/13

Magician
Circle power - the circle that protects harry
int powerRadius - the radius of the powerup
boolean isPowerOn
powerCircleOn(int delta) - if there is magic left, then isPowerOn is
true; else isPowerOn is false; updateCircle(delta) is called no matter
what
updateCircle(delta) - Updates the circle based on delta and isPowerOn
drawPowerCircle(Graphics g) - draws the circle power up
powerCircleOff(int delta) - isPowerOn is set to false
MagicBar
isEmpty() - if the magicbar is empty
CharList
killEnemies(Shape spellBound, boolean isUsing) - the enemies instersect
in harry’s shield then they die. - NOT tested