Edge.java
import java.awt.*; import java.awt.geom.*; import java.io.*; /** An edge in a graph. */ public interface Edge extends Serializable, Cloneable { /** Draw the edge. @param g2 the graphics context */ void draw(Graphics2D g2); /** Tests whether the edge contains a point. @param aPoint the point to test @return true if this edge contains aPoint */ boolean contains(Point2D aPoint); /** Connects this edge to two nodes. @param aStart the starting node @param anEnd the ending node */ void connect(Node aStart, Node anEnd); /** Gets the starting node. @return the starting node */ Node getStart(); /** Gets the ending node. @return the ending node */ Node getEnd(); /** Gets the points at which this edge is connected to its nodes. @return a line joining the two connection points */ Line2D getConnectionPoints(); /** Gets the smallest rectangle that bounds this edge. The bounding rectangle contains all labels. @return the bounding rectangle */ Rectangle2D getBounds(Graphics2D g2); Object clone(); }
Maintained by John Loomis, updated Tue Apr 03 22:29:42 2007