def _setup_ui(self):
self.resize(641, 512)
self.setWindowTitle('orange')
central = QtGui.QWidget(self)
self.setCentralWidget(central)
self.orange = OrangeWidget(central)
self.orange.setMinimumSize(512, 512)
right = QtGui.QWidget(central)
self.fps = QtGui.QLabel(right)
vsync = QtGui.QPushButton(right, text='Toggle Vsync', clicked=self._toggle_vsync)
about = QtGui.QPushButton(right, text='About Qt', clicked=self._about_qt)
vbox = QtGui.QVBoxLayout(right)
vbox.addWidget(self.fps, 0)
vbox.addWidget(vsync, 0)
vbox.addWidget(about, 0)
vbox.addStretch(0)
hbox = QtGui.QHBoxLayout(central)
hbox.setContentsMargins(0, 0, 0, 0)
hbox.addWidget(self.orange, 1)
hbox.addWidget(right)
class MainWindow(QtGui.QMainWindow):
def __init__(self, parent=None):
super(MainWindow, self).__init__(parent)
self._setup_ui()
self.fps_timer = self.startTimer(1500)
def _setup_ui(self):
self.resize(641, 512)
self.setWindowTitle('orange')
central = QtGui.QWidget(self)
self.setCentralWidget(central)
self.orange = OrangeWidget(central)
self.orange.setMinimumSize(512, 512)
right = QtGui.QWidget(central)
self.fps = QtGui.QLabel(right)
vsync = QtGui.QPushButton(right, text='Toggle Vsync', clicked=self._toggle_vsync)
about = QtGui.QPushButton(right, text='About Qt', clicked=self._about_qt)
vbox = QtGui.QVBoxLayout(right)
vbox.addWidget(self.fps, 0)
vbox.addWidget(vsync, 0)
vbox.addWidget(about, 0)
vbox.addStretch(0)
hbox = QtGui.QHBoxLayout(central)
hbox.setContentsMargins(0, 0, 0, 0)
hbox.addWidget(self.orange, 1)
hbox.addWidget(right)
def closeEvent(self, event):
if event.isAccepted():
self.orange.cleanup()
def timerEvent(self, event):
if self.fps_timer == event.timerId():
self.fps.setText('%.0f fps' % (self.orange.fps + 0.5))
self.orange.reset_fps()
def _toggle_vsync(self):
fmt = self.orange.format()
fmt.setSwapInterval((fmt.swapInterval() + 1) % 2)
self.orange.setFormat(fmt)
def _about_qt(self):
QtGui.QApplication.aboutQt()
