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Edge

Edge is derived class of GraphElem and represents an edge in the graph.

Fields

FieldTypeDescription
isEdgebooleanRead only. Returns True.
weightnumberThe edge weight, a float value normally between -1.0 and 1.0.
weightVisiblebooleanTrue if the edge weight is visible independently of the document’s edgeWeightsVisible setting.
annotationVisiblebooleanTrue if the edge annotation is visible independently of the document’s edgeAnnotationsVisible setting.
sourceGraphElemRead only. The source element of the edge; i.e., the element at the tail-end of the edge.
targetGraphElemRead only. The target element of the edge; i.e., the element at the head-end of the edge.
isBackEdgebooleanRead only. True if the edge is a back edge.
splinesDeprecated. Use splinesDictionary instead.
splinesDictionarydictionary or NoneRead only. The edge’s splines as a dictionary or None if the edge is hidden in a collapsed group. The keys are the The dictionary values are tuples of tuples of the spline control points.
arrowheadVerticestuple or NoneRead only. The edge’s arrowhead as a tuple of three tuples (x, y) or None if the edge is hidden in a collapsed group.
colorColorThe edge’s color in the canvas.
noteLineslist of LayoutLineRead only. A list of LayoutLines providing position information for the annotation.

Methods

isWeightVisible()

True if the edge weight is visible either because weightVisible is True or the document’s edgeWeightsVisible setting is True, otherwise False.

isAnnotationVisible()

True if the edge annotation is visible either because annotationVisible is True or the document’s edgeAnnotationsVisible setting is True, otherwise False.

equals( object )

Returns True if object represents the same edge as self.