scribble.py 文件源码

def print_(self):
        printer = QPrinter(QPrinter.HighResolution)

        printDialog = QPrintDialog(printer, self)
        if printDialog.exec_() == QPrintDialog.Accepted:
            painter = QPainter(printer)
            rect = painter.viewport()
            size = self.image.size()
            size.scale(rect.size(), Qt.KeepAspectRatio)
            painter.setViewport(rect.x(), rect.y(), size.width(), size.height())
            painter.setWindow(self.image.rect())
            painter.drawImage(0, 0, self.image)
            painter.end()