class SnakeGame:
def __init__(self, board=None, autostart=False):
self.board = board
self.restart(autostart)
def restart(self, autostart=False):
self.score = 0
self.snake = Snake()
self.apple = Apple()
self.stopped = not autostart # game not running (no steps made)
self.finished = False # game is done and can't be resumed
self.didRestart = True
self.speed = SConfig.speed
self.uiInstrText = 'press <SPACE> to start'
def nextMove(self):
if self.stopped: return
# check if it's gonna hit..
nextPosition = self.snake.getNextPosition()
willEatApple = nextPosition == self.apple.getPosition()
if self.snake.willDie(nextPosition):
print('+------------+')
print('| Snake died |')
print('+------------+')
print(nextPosition)
self.stop()
return
self.snake.move(willEatApple)
if willEatApple:
while self.snake.isAtPosition(self.apple.reset()):
pass
self.score += 1
self.speed -= SConfig.speedIncrease
if self.speed < 0: self.speed = 0
print(self.score)
print(self.apple.getPosition())
def setDirection(self, direction):
if not self.stopped: self.snake.setDirection(direction)
def stop(self):
self.snake.die()
self.finished = self.stopped = True
self.uiInstrText = 'press <R> to restart'
def isFinished(self):
return self.finished
def getScore(self):
return self.score
def getBoardSize(self):
return SConfig.size
def pause(self):
if self.isFinished():
self.stopped = True
return
self.stopped = not self.stopped
self.uiInstrText = 'press <SPACE> to start'
def _drawinit(self):
self.snake._drawinit(self.board)
self.apple._drawinit(self.board)
self.uiScore = self.board.create_text(SConfig.px,
SConfig.size * SConfig.px -
SConfig.px,
text='Score: ' + str(self.score),
fill='grey',
font='Verdana 24',
anchor='sw')
#self.uiInstrText = 'Press <SPACE> to start' if not self.finished else 'Press <R> to restart'
pos = (SConfig.size / 2) * SConfig.px
self.uiInstr = self.board.create_text(
pos,
pos,
text=self.uiInstrText,
fill='red',
font='Verdana 30',
state='normal' if self.stopped else 'hidden')
def _draw(self):
if self.didRestart:
self.board.delete('all')
self._drawinit()
self.didRestart = False
return
if self.stopped:
self._drawstop()
return
self.snake._draw(self.board)
self.apple._draw(self.board)
self.board.itemconfig(self.uiScore, text='Score: ' + str(self.score))
self.board.itemconfig(self.uiInstr,
text=self.uiInstrText,
state='hidden')
def _drawstop(self):
self.snake._drawstop(self.board)
self.apple._drawstop(self.board)
self.board.tag_raise(self.uiInstr, self.uiScore)
self.board.itemconfig(self.uiScore, text='Score: ' + str(self.score))
self.board.itemconfig(self.uiInstr,
text=self.uiInstrText,
state='normal')
def __draw(self):
self.snake.__draw()
self.apple.__draw()
fill(180)
textFont(createFont("Verdana", 24))
text('Score: ' + str(self.score), 10, SConfig.size * SConfig.px - 10)
