node_edge_dragging Module

A module containing the Edge Dragging functionality

class nodeeditor.node_edge_dragging.EdgeDragging(grView: QGraphicsView)

Bases: object

getEdgeClass()

Helper function to get the Edge class. Using what Scene class provides

updateDestination(x: float, y: float)

Update the end point of our dragging edge

Parameters

  • x – new X scene position

  • y – new Y scene position

edgeDragStart(item: QGraphicsItem)

Code handling the start of a dragging an Edge operation

edgeDragEnd(item: QGraphicsItem)

Code handling the end of the dragging an Edge operation. If this code returns True then skip the rest of the mouse event processing. Can be called with None to cancel the edge dragging mode

Parameters

item (QGraphicsItem) – Item in the Graphics Scene where we ended dragging an Edge