try:
        text = self.main_view.textediter.warichu_target_textlineedit.toPlainText()
        tc = self.main_view.textediter.textCursor()
        block = tc.block()
        font = self.main_view.textediter.warichu_fontcombobox.currentFont()
        metrics = QtGui.QFontMetrics(font)
        layout = block.layout()
        leading = metrics.leading()
        height = 0
        layout.beginLayout()
        while True:
            line = layout.createLine()
            if not line.isValid():
                print("ここには来ていないよね")
                break
            line.setLineWidth(100)
            line.setNumColumns(10)
            height += 6
            print(2582,"ここにきています？",height,leading,line.rect())
            painter = QtGui.QPainter(self.main_view.textediter.viewport())
            painter.begin(self.main_view.textediter.viewport())
            painter.setFont(QtGui.QFont(font.rawName(),int(font.pointSize())))
            painter.drawText(line.rect(),0,text)
            layout.drawCursor(painter,QtCore.QPointF(0,height),1)
            line.setPosition(QtCore.QPointF(0, height))
            height += line.height()
            line.setPosition(QtCore.QPointF(0,height))
            layout.drawCursor(painter,QtCore.QPointF(0,height),1)
            painter.drawText(line.rect(),0,text)
            painter.end()
        layout.endLayout()
    except Exception as e:
        print(2583,e)