timeline_widget.py 文件源码

def __init__(self, item, timeline_range, *args, **kwargs):
        super(_BaseItem, self).__init__(*args, **kwargs)
        self.item = item
        self.timeline_range = timeline_range

        self.setFlags(QtGui.QGraphicsItem.ItemIsSelectable)
        self.setBrush(
            QtGui.QBrush(QtGui.QColor(180, 180, 180, 255))
        )

        self.source_in_label = QtGui.QGraphicsSimpleTextItem(self)
        self.source_out_label = QtGui.QGraphicsSimpleTextItem(self)
        self.source_name_label = QtGui.QGraphicsSimpleTextItem(self)

        self._add_markers()
        self._set_labels()