class Main_Window(QtWidgets.QMainWindow):
""" Main Window Instance for Atario.
Uses a MVC style architecture.
"""
resized = QtCore.pyqtSignal()
# Instance Variables (private)
# app QApplication instance
# controller Main Application Controller
# display Central Widget for Main_Window
def __init__(self, app: QtWidgets.QApplication):
""" __init__() create Main_Window object.
Parameters
app QApplication Instance
"""
super(Main_Window, self).__init__()
self.app = app
self.controller = Controller()
# Initialization functions
self._setup_window()
self._set_display(Controller().get_current_screen())
self._create_menu()
self._setup_status_bar()
self._start_instance_timer()
self.resized.connect(self.update_screen_size)
def update_screen_size(self) -> None:
self.controller.update_screen_size(self.display.width(),
self.display.height())
def _set_display(self, cls) -> None:
""" Set Central Widget to given class.
Parameters
cls Class type from view
"""
self.display = cls(self.controller)
self.setCentralWidget(self.display)
self.display.show()
def _setup_window(self) -> None:
""" Setup default window. """
self.resize(DEFAULT_WINDOW_SIZE[0], DEFAULT_WINDOW_SIZE[1])
# Center Instance in the middle of the screen
desktop_size = QtWidgets.QDesktopWidget().screenGeometry()
window_size = self.geometry()
self.move((desktop_size.width() - window_size.width()) / 2,
(desktop_size.height() - window_size.height()) / 2)
self.setWindowTitle("Atario")
self.setWindowIcon(QtGui.QIcon("src/images/Window Icon.jpg"))
def _create_menu(self) -> None:
""" Create window menu bar. """
about = QtWidgets.QAction("&About",
self,
statusTip="More Info about the Program",
triggered=self.about)
self.menuBar().addAction(about)
def about(self) -> None:
QtWidgets.QMessageBox.about(
self, "Atario",
"This Program was orginally developed by Ian Kollipara, Tessa Brazda, and Collin Rich over the course of 3 weeks. It was later rewritten by Ian Kollipara."
)
def _setup_status_bar(self) -> None:
""" Setup window status bar. """
# Don't create status bar when
# self.display isn't the game widget
if isinstance(self.display, Main_Screen):
time = self.controller.get_time()
self.statusBar().showMessage(
f"Lives: {self.controller.get_ship_lives()} | Time: {time}")
def _start_instance_timer(self) -> None:
""" Create overall instance timer. """
self.instance_timer = QtCore.QTimer()
self.instance_timer.timeout.connect(self._setup_status_bar)
self.instance_timer.timeout.connect(self.load_current_screen)
self.instance_timer.timeout.connect(self.update)
self.instance_timer.start(10)
def load_current_screen(self) -> None:
if not isinstance(self.display, self.controller.get_current_screen()):
self._set_display(self.controller.get_current_screen())
def resizeEvent(self, event):
self.resized.emit()
return super(Main_Window, self).resizeEvent(event)
def keyPressEvent(self, QKeyEvent):
key = QKeyEvent.key()
if key in [QtCore.Qt.Key_D, QtCore.Qt.Key_Right]:
self.controller.update_ship_location("right")
elif key in [QtCore.Qt.Key_A, QtCore.Qt.Key_Left]:
self.controller.update_ship_location("left")
elif key in [QtCore.Qt.Key_W, QtCore.Qt.Key_Up]:
self.controller.update_ship_location("up")
elif key in [QtCore.Qt.Key_S, QtCore.Qt.Key_Down]:
self.controller.update_ship_location("down")
