items.py 文件源码

def draw(self):
        lengthInPixel = self.noteExportObject["tieDistanceInTicks"] / constantsAndConfigs.ticksToPixelRatio
        path = QtGui.QPainterPath()
        path.cubicTo(0, 0, lengthInPixel/2, constantsAndConfigs.stafflineGap, lengthInPixel, 0) # ctrlPt1x, ctrlPt1y, ctrlPt2x, ctrlPt2y, endPtx, endPty
        self.setPath(path) #set path edits the old one in place