并行动画组QParallelAnimationGroup

动画组QParallelAnimationGroup继承于QAbstractAnimation

QParallelAnimationGroup会同时执行添加到该组的所有动画

 import sys
 from PyQt5.QtGui import QPixmap
 from PyQt5.QtCore import QPropertyAnimation, QParallelAnimationGroup, QRect, QEasingCurve
 from PyQt5.QtWidgets import QApplication, QWidget, QLabel

 class Demo(QWidget):
     def __init__(self):
         super(Demo, self).__init__()
         self.resize(600, 600)

         self.plane = QLabel(self)
         self.plane.resize(50, 50)
         self.plane.setPixmap(QPixmap(r'D:\ss\ssss\images\plane.png').scaled(self.plane.size()))

         self.plane2 = QLabel(self)
         self.plane2.resize(50, 50)
         self.plane2.setPixmap(QPixmap('D:\ss\ssss\images\飞机1.png').scaled(self.plane2.size()))

         self.animation1 = QPropertyAnimation(self.plane, b'geometry')
         self.animation1.setDuration(2000)
         self.animation1.setStartValue(QRect(200, 500, 50, 50))
         self.animation1.setEndValue(QRect(200, 100, 50, 50))
         self.animation1.setEasingCurve(QEasingCurve.OutCirc)
         self.animation1.setLoopCount(1)

         self.animation2 = QPropertyAnimation(self.plane2, b'geometry')
         self.animation2.setDuration(2000)
         self.animation2.setStartValue(QRect(300, 500, 50, 50))
         self.animation2.setEndValue(QRect(300, 100, 50, 50))
         self.animation2.setEasingCurve(QEasingCurve.OutCirc)
         self.animation2.setLoopCount(1)

         self.animation_group = QParallelAnimationGroup(self)  # 实例化一个并行动画
         self.animation_group.addAnimation(self.animation1)  #添加一个属性动画
         self.animation_group.addAnimation(self.animation2)
         self.animation_group.start()   #启动并行动画

 if __name__ == '__main__':
     app = QApplication(sys.argv)
     demo = Demo()
     demo.show()
     sys.exit(app.exec_())