escapemaze.py

from random import*
def escapemaze():
  choose=pickAFile()
  maze=makePicture(choose)
  show(maze)
  h=getHeight(maze)
  w=getWidth(maze)
  y=h/2
  x=w/2
  boom=0
  beamedUp=0
  outside=0
  robot = getPixelAt(maze, x, y)
  setColor(robot, magenta)
  repaint(maze)
  while (outside == 0 and beamedUp == 0 and boom == 0):
    xOld=x
    yOld=y
    x = x + randrange(-5, 6)
    y = y + randrange(-5, 6)
    robot = getPixelAt(maze, x, y)
    repaint(maze)
    if x < 0 or x >= w or y < 0 or y >= h:
      outside= 1
    else:
      color= getColor(robot)
      if color== black:
        x=xOld
        y=yOld
      elif color== red:
        boom=1
      elif color== blue:
        beamedUp=1
    addLine(maze, xOld, yOld, x, y, magenta)
    repaint(maze)
  if outside==1 or beamedUp==1:
    showInformation("YOU ARE SAFE NOW!")
  else:
    showInformation("BOOM!")
  showInformation("Game Over.")