Class GraphDrawingPack.Arrow

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Class GraphDrawingPack.Arrow

java.lang.Object
   |
   +----GraphDrawingPack.Arrow

public class Arrow
extends Object
implements EdgeShapeInterface

Arrow Edge Shapes: draws arrow at midpoint of edge pointing towards destination vertex. The arrow is a triangle with two points on the line perpendicular to the line between v1 and v2 (the two vertices). With bowed-out edges, the other point may not be on the arc itself, but instead in on the line parallel to the line v1v2.

xs
ys

Arrow(DirEdgeDrawing)

draw(GraphCanvas, Color): draw shape on given graph canvas
getType(): return a string which is the name of the shape
setShape(): calculate information for drawing the shape

  public int xs[]

  public int ys[]

Arrow

  public Arrow(DirEdgeDrawing _e)

setShape

  public void setShape()

calculate information for drawing the shape

getType

  public String getType()

return a string which is the name of the shape

draw

  public void draw(GraphCanvas gc,
                   Color c)

draw shape on given graph canvas

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