public void DrawPseudoRelation(EdgePlacement placement, bool isSelfEdge, RelationDrawerStyle style)
{
if (isSelfEdge)
{
float circleRadius = MinCircleRadius;
Vector2 circleCenter = GetCircleCenter(placement.endPos, placement.startPos, circleRadius);
Handles.color = style.highlightEdgeColor;
Handles.DrawWireDisc(circleCenter, Vector3.forward, circleRadius);
Handles.color = Color.white;
}
else
{
Handles.color = style.highlightEdgeColor;
int lineWidth = style.highlightEdgeWidth;
Handles.DrawAAPolyLine(lineWidth, placement.startPos, placement.endPos);
Handles.color = Color.white;
}
}
protected virtual Dictionary <Relation <T, P>, Rect> DrawRegularRelation(IEnumerable <Relation <T, P> > toEdges, IEnumerable <Relation <T, P> > fromEdges, EdgePlacement placement, bool highlight, bool includeMarker, RelationDrawerStyle style, System.Func <P, Color> GetMarkerColor)
{
Handles.color = highlight ? style.highlightEdgeColor : style.regularEdgeColor;
int lineWidth = highlight ? style.highlightEdgeWidth : style.regularEdgeWidth;
Handles.DrawAAPolyLine(lineWidth, placement.startPos, placement.endPos);
Handles.color = Color.white;
if (includeMarker)
{
return(DrawMarkers(toEdges, fromEdges, placement.startPos, placement.endPos, style.markerSize, style.markerImage, GetMarkerColor));
}
return(new Dictionary <Relation <T, P>, Rect>());
}
public virtual Dictionary <Relation <T, P>, Rect> DrawRelation(IEnumerable <Relation <T, P> > toEdges, IEnumerable <Relation <T, P> > fromEdges, EdgePlacement placement, bool isSelfEdge, bool highlight, bool includeMarker, RelationDrawerStyle style, System.Func <P, Color> GetMarkerColor)
{
if (isSelfEdge)
{
return(DrawSelfRelation(toEdges, fromEdges, placement, highlight, includeMarker, style, GetMarkerColor));
}
else
{
return(DrawRegularRelation(toEdges, fromEdges, placement, highlight, includeMarker, style, GetMarkerColor));
}
}
protected virtual Dictionary <Relation <T, P>, Rect> DrawSelfRelation(IEnumerable <Relation <T, P> > toEdges, IEnumerable <Relation <T, P> > fromEdges, EdgePlacement placement, bool highlight, bool includeMarker, RelationDrawerStyle style, System.Func <P, Color> GetMarkerColor)
{
var edges = toEdges; // self edges are stored in both: toEdges and fromEdges. so we pass only one set.
float markerArcLength = Mathf.PI * 1.5f;
float circleRadius = GetRadiusForFittingCircle(edges.Count(), markerArcLength, style.markerSize.x, style.markerSize.x / 4);
circleRadius = Mathf.Max(circleRadius, MinCircleRadius);
Vector2 circleCenter = GetCircleCenter(placement.startPos, placement.endPos, circleRadius);
Handles.color = highlight ? style.highlightEdgeColor : style.regularEdgeColor;
Handles.DrawWireDisc(circleCenter, Vector3.forward, circleRadius);
Handles.color = Color.white;
if (includeMarker)
{
float startAngle = -Mathf.PI * 1.5f;
return(DrawSelfMarkers(toEdges, circleCenter, circleRadius, startAngle, markerArcLength, style.markerSize, style.markerImage, GetMarkerColor));
}
return(new Dictionary <Relation <T, P>, Rect>());
}