Python QPainter.HighQualityAntialiasing示例

示例#1

    def set_loupe_cursor(self):
        pixmap = QPixmap(QSize(20, 20))
        pixmap.fill(Qt.transparent)
        painter = QPainter(pixmap)
        painter.setCompositionMode(QPainter.CompositionMode_Source)
        painter.setPen(QPen(constants.AXISCOLOR, 2))
        painter.Antialiasing = True
        painter.HighQualityAntialiasing = True

        painter.drawEllipse(0, 0, 10, 10)
        painter.drawLine(10, 10, 20, 20)
        del painter
        self.setCursor(QCursor(pixmap))