(self)
| 118 | painter.restore() |
| 119 | |
| 120 | def _initAnimations(self): |
| 121 | for index in range(5): # 5个小圆 |
| 122 | item = CircleItem(self) |
| 123 | item.valueChanged.connect(self.update) |
| 124 | # 串行动画组 |
| 125 | seqAnimation = QSequentialAnimationGroup(self) |
| 126 | seqAnimation.setLoopCount(-1) |
| 127 | self._items.append((item, seqAnimation)) |
| 128 | |
| 129 | # 暂停延迟动画 |
| 130 | seqAnimation.addAnimation(QPauseAnimation(150 * index, self)) |
| 131 | |
| 132 | # 加速,并行动画组1 |
| 133 | parAnimation1 = QParallelAnimationGroup(self) |
| 134 | # 透明度 |
| 135 | parAnimation1.addAnimation(QPropertyAnimation( |
| 136 | item, b'opacity', self, duration=400, startValue=0, endValue=1.0)) |
| 137 | # x坐标 |
| 138 | parAnimation1.addAnimation(QPropertyAnimation( |
| 139 | item, b'x', self, duration=400, startValue=0, endValue=25.0)) |
| 140 | seqAnimation.addAnimation(parAnimation1) |
| 141 | ## |
| 142 | |
| 143 | # 匀速 |
| 144 | seqAnimation.addAnimation(QPropertyAnimation( |
| 145 | item, b'x', self, duration=2000, startValue=25.0, endValue=75.0)) |
| 146 | |
| 147 | # 加速,并行动画组2 |
| 148 | parAnimation2 = QParallelAnimationGroup(self) |
| 149 | # 透明度 |
| 150 | parAnimation2.addAnimation(QPropertyAnimation( |
| 151 | item, b'opacity', self, duration=400, startValue=1.0, endValue=0)) |
| 152 | # x坐标 |
| 153 | parAnimation2.addAnimation(QPropertyAnimation( |
| 154 | item, b'x', self, duration=400, startValue=75.0, endValue=100.0)) |
| 155 | seqAnimation.addAnimation(parAnimation2) |
| 156 | ## |
| 157 | |
| 158 | # 暂停延迟动画 |
| 159 | seqAnimation.addAnimation( |
| 160 | QPauseAnimation((5 - index - 1) * 150, self)) |
| 161 | |
| 162 | for _, animation in self._items: |
| 163 | animation.start() |
| 164 | |
| 165 | def sizeHint(self): |
| 166 | return QSize(100, self.Radius * 2) |
no test coverage detected