def __init__(self):
QMainWindow.__init__(self)
Ui_MainWindow.__init__(self)
self.setupUi(self)
# Important property that deletes all widgets (including QTimer)
# on close.
self.setAttribute(Qt.WA_DeleteOnClose)
# Variables
self.end = False
self.timer_interval = 350
self.key = Qt.Key_Up
self.snake = create_snake()
self.scene = QGraphicsScene()
self.squares_xy, squares = create_squares(9, 9)
self.bonuses = create_bonuses(self.snake, self.squares_xy)
'''Timer is used to repeat self.turn_loop and detect if key was changed.
It is stopped by default and starts after self.start() is called.'''
self.timer = QTimer(self)
self.draw_field(self.bonuses, squares, self.snake)
self.QGraph_field.setScene(self.scene)
self.print_text(print_main())
# Connecting signals to slots
self.QBut_main.clicked.connect(lambda: self.print_text(print_main()))
self.QBut_reset.clicked.connect(self.reset)
self.QBut_rules.clicked.connect(lambda: self.print_text(print_rules()))
self.QBut_start.clicked.connect(self.start)
self.timer.timeout.connect(self.turn_loop)
def reset(self):
self.timer.stop()
self.end = False
self.key = Qt.Key_Up
self.snake = create_snake()
self.squares_xy, squares = create_squares(9, 9)
self.bonuses = create_bonuses(self.snake, self.squares_xy)
self.scene.clear()
self.draw_field(self.bonuses, squares, self.snake)
self.print_text(print_main())