def update_avoid(self, *args, **kw):
src = avoid.ConnEnd(avoid.Point(self.source[0], self.source[1]))
dest = avoid.ConnEnd(avoid.Point(self.dest[0], self.dest[1]))
if self.avoid_conn is None:
self.avoid_conn = avoid.ConnRef(router, src, dest)
else:
self.avoid_conn.setEndpoints(src, dest)
router.processTransaction()
def _update_avoid(self):
if self.parentItem():
avoid_router = self.parentItem().avoid_router
src = avoid.ConnEnd(avoid.Point(self.x1, self.y1))
if self.isVisible():
dest = avoid.ConnEnd(avoid.Point(self.x2, self.y2))
else:
dest = src # Don't route duplicate connection
if self.avoid_conn is None:
self.avoid_conn = avoid.ConnRef(avoid_router, src, dest)
else:
self.avoid_conn.setEndpoints(src, dest)
def on_dest(self, *args, **kw):
if self.dest is not None:
pin = avoid.ShapeConnectionPin(self.dest.avoid_shape, 1,
avoid.ATTACH_POS_LEFT,
avoid.ATTACH_POS_CENTRE, True,
-buffer_distance, avoid.ConnDirLeft)
dest = avoid.ConnEnd(self.dest.avoid_shape, 1)
self.avoid_conn.setDestEndpoint(dest)
self.update_avoid()
def on_source(self, *args, **kw):
if self.source is not None:
pin = avoid.ShapeConnectionPin(self.source.avoid_shape, 1,
avoid.ATTACH_POS_RIGHT,
avoid.ATTACH_POS_CENTRE, True,
buffer_distance, avoid.ConnDirRight)
src = avoid.ConnEnd(self.source.avoid_shape, 1)
self.avoid_conn.setSourceEndpoint(src)
self.update_avoid()
