Method __init__

Test/ButtomZoom.py:22–25

(self, *args, **kwargs)

class ZoomButton(QPushButton):

    def __init__(self, *args, **kwargs):
        super(ZoomButton, self).__init__(*args, **kwargs)
        self._animation = QPropertyAnimation(
            self, b'geometry', self, duration=200)

    def updatePos(self):
        # 记录自己的固定的geometry值