78 lines
2.5 KiB
Python
78 lines
2.5 KiB
Python
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#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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"""
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Created on 2018年1月20日
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@author: Irony
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@site: https://pyqt.site , https://github.com/PyQt5
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@email: 892768447@qq.com
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@file: CircleImage
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@description: 圆形图片
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"""
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import os
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try:
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from PyQt5.QtCore import Qt
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from PyQt5.QtGui import QPixmap, QPainter, QPainterPath
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from PyQt5.QtWidgets import QLabel, QWidget, QHBoxLayout, QApplication
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except ImportError:
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from PySide2.QtCore import Qt
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from PySide2.QtGui import QPixmap, QPainter, QPainterPath
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from PySide2.QtWidgets import QLabel, QWidget, QHBoxLayout, QApplication
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class Label(QLabel):
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def __init__(self, *args, antialiasing=True, **kwargs):
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super(Label, self).__init__(*args, **kwargs)
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self.Antialiasing = antialiasing
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self.setMaximumSize(200, 200)
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self.setMinimumSize(200, 200)
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self.radius = 100
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#####################核心实现#########################
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self.target = QPixmap(self.size()) # 大小和控件一样
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self.target.fill(Qt.transparent) # 填充背景为透明
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p = QPixmap(os.path.abspath('../') + '/images/user.svg').scaled( # 加载图片并缩放和控件一样大
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200, 200, Qt.KeepAspectRatioByExpanding, Qt.SmoothTransformation)
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painter = QPainter(self.target)
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if self.Antialiasing:
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# 抗锯齿
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painter.setRenderHint(QPainter.Antialiasing, True)
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painter.setRenderHint(QPainter.HighQualityAntialiasing, True)
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painter.setRenderHint(QPainter.SmoothPixmapTransform, True)
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# painter.setPen(# 测试圆圈
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# QPen(Qt.red, 5, Qt.SolidLine, Qt.RoundCap, Qt.RoundJoin))
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path = QPainterPath()
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path.addRoundedRect(
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0, 0, self.width(), self.height(), self.radius, self.radius)
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# **** 切割为圆形 ****#
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painter.setClipPath(path)
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# painter.drawPath(path) # 测试圆圈
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painter.drawPixmap(0, 0, p)
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self.setPixmap(self.target)
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#####################核心实现#########################
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class Window(QWidget):
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def __init__(self, *args, **kwargs):
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super(Window, self).__init__(*args, **kwargs)
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layout = QHBoxLayout(self)
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layout.addWidget(Label(self))
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layout.addWidget(Label(self, antialiasing=False))
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self.setStyleSheet("background: white;")
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if __name__ == "__main__":
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import sys
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app = QApplication(sys.argv)
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w = Window()
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w.show()
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sys.exit(app.exec_())
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