PyQt/QGraphicsDropShadowEffect/Lib/AnimationShadowEffect.py

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2018-12-28 23:13:05 +08:00
#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
Created on 2018年9月25日
@author: Irony
2021-07-13 14:52:26 +08:00
@site: https://pyqt.site , https://github.com/PyQt5
2018-12-28 23:13:05 +08:00
@email: 892768447@qq.com
@file: AnimationShadowEffect
@description: 边框动画阴影动画
"""
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try:
from PyQt5.QtCore import QPropertyAnimation, pyqtProperty
from PyQt5.QtWidgets import QGraphicsDropShadowEffect
except ImportError:
from PySide2.QtCore import QPropertyAnimation, Property as pyqtProperty
from PySide2.QtWidgets import QGraphicsDropShadowEffect
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class AnimationShadowEffect(QGraphicsDropShadowEffect):
def __init__(self, color, *args, **kwargs):
super(AnimationShadowEffect, self).__init__(*args, **kwargs)
self.setColor(color)
self.setOffset(0, 0)
self.setBlurRadius(0)
self._radius = 0
self.animation = QPropertyAnimation(self)
self.animation.setTargetObject(self)
self.animation.setDuration(2000) # 一次循环时间
self.animation.setLoopCount(-1) # 永久循环
self.animation.setPropertyName(b'radius')
# 插入值
self.animation.setKeyValueAt(0, 1)
self.animation.setKeyValueAt(0.5, 30)
self.animation.setKeyValueAt(1, 1)
def start(self):
self.animation.start()
def stop(self, r=0):
# 停止动画并修改半径值
self.animation.stop()
self.radius = r
@pyqtProperty(int)
def radius(self):
return self._radius
@radius.setter
def radius(self, r):
self._radius = r
self.setBlurRadius(r)