77 lines
1.5 KiB
Python
77 lines
1.5 KiB
Python
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# -*- coding: utf-8 -*-
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"""
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【簡介】
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繪圖中QBrush的範例，繪圖九種不同樣式的矩形。
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"""
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import sys
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from PyQt5.QtWidgets import *
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from PyQt5.QtGui import *
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from PyQt5.QtCore import Qt
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class Drawing(QWidget):
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def __init__(self):
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super().__init__()
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self.initUI()
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def initUI(self):
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self.setGeometry(300, 300, 365, 280)
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self.setWindowTitle('筆刷範例')
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self.show()
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def paintEvent(self, e):
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qp = QPainter()
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qp.begin(self)
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self.drawLines(qp)
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qp.end()
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def drawLines(self, qp):
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brush = QBrush(Qt.SolidPattern)
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qp.setBrush(brush)
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qp.drawRect(10, 15, 90, 60)
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brush = QBrush(Qt.Dense1Pattern)
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qp.setBrush(brush)
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qp.drawRect(130, 15, 90, 60)
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brush = QBrush(Qt.Dense2Pattern)
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qp.setBrush(brush)
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qp.drawRect(250, 15, 90, 60)
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brush = QBrush(Qt.Dense3Pattern)
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qp.setBrush(brush)
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qp.drawRect(10, 105, 90, 60)
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brush = QBrush(Qt.DiagCrossPattern)
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qp.setBrush(brush)
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qp.drawRect(10, 105, 90, 60)
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brush = QBrush(Qt.Dense5Pattern)
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qp.setBrush(brush)
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qp.drawRect(130, 105, 90, 60)
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brush = QBrush(Qt.Dense6Pattern)
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qp.setBrush(brush)
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qp.drawRect(250, 105, 90, 60)
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brush = QBrush(Qt.HorPattern)
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qp.setBrush(brush)
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qp.drawRect(10, 195, 90, 60)
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brush = QBrush(Qt.VerPattern)
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qp.setBrush(brush)
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qp.drawRect(130, 195, 90, 60)
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brush = QBrush(Qt.BDiagPattern)
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qp.setBrush(brush)
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qp.drawRect(250, 195, 90, 60)
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if __name__ == '__main__':
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app = QApplication(sys.argv)
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demo = Drawing()
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demo.show()
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sys.exit(app.exec_())
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