Class ArcEdge

java.lang.Object
  |
  +--java.awt.geom.Line2D
        |
        +--ArcEdge

public class ArcEdge

extends java.awt.geom.Line2D

implements java.lang.Comparable

this class holds an edge which can be comparable by the angle the line is at it is required so that you can traverse edges leaving a point in clockwise or counter-clockwise order

Inner classes inherited from class java.awt.geom.Line2D

java.awt.geom.Line2D.Double, java.awt.geom.Line2D.Float

Field Summary

int	quadrant
static double	UNDEFINED

Constructor Summary

ArcEdge(Edge e)

Method Summary

int	compareTo(java.lang.Object o) used to sorrt the edges clockwise
void	display(java.awt.Graphics g) displays the edge on the screen
void	findRatioRelativeTo(Vertex pivot) find the rise/run ratio relative to a pivot point
Vertex	findSharedVertex(ArcEdge e) find the shared vertex from one ArcEdge to another
java.awt.geom.Rectangle2D	getBounds2D()
int	getEndPoint()
Vertex	getEndVertex()
Vertex	getOtherVertex(Vertex v) after it is determined that this arcedge has a shared vertex, return the unsharded vertex
java.awt.geom.Point2D	getP1()
java.awt.geom.Point2D	getP2()
int	getStartPoint()
Vertex	getStartVertex()
double	getX1()
double	getX2()
double	getY1()
double	getY2()
void	print()
void	setLine(double x, double y, double z, double a)
void	setWeight(double w)
boolean	shareVertex(Edge e)

Methods inherited from class java.awt.geom.Line2D

clone, contains, contains, contains, contains, getBounds, getPathIterator, getPathIterator, intersects, intersects, intersectsLine, intersectsLine, linesIntersect, ptLineDist, ptLineDist, ptLineDist, ptLineDistSq, ptLineDistSq, ptLineDistSq, ptSegDist, ptSegDist, ptSegDist, ptSegDistSq, ptSegDistSq, ptSegDistSq, relativeCCW, relativeCCW, relativeCCW, setLine, setLine

Methods inherited from class java.lang.Object

equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

UNDEFINED

public static final double UNDEFINED

quadrant

public int quadrant

Constructor Detail

ArcEdge

public ArcEdge(Edge e)

Method Detail

getStartPoint

public int getStartPoint()

getEndPoint

public int getEndPoint()

getX1

public double getX1()

Overrides:

getX1 in class java.awt.geom.Line2D

getY2

public double getY2()

Overrides:

getY2 in class java.awt.geom.Line2D

setLine

public void setLine(double x,
                    double y,
                    double z,
                    double a)

Overrides:

setLine in class java.awt.geom.Line2D

getBounds2D

public java.awt.geom.Rectangle2D getBounds2D()

Overrides:

getBounds2D in class java.awt.geom.Line2D

shareVertex

public boolean shareVertex(Edge e)

getP2

public java.awt.geom.Point2D getP2()

Overrides:

getP2 in class java.awt.geom.Line2D

getY1

public double getY1()

Overrides:

getY1 in class java.awt.geom.Line2D

getX2

public double getX2()

Overrides:

getX2 in class java.awt.geom.Line2D

getP1

public java.awt.geom.Point2D getP1()

Overrides:

getP1 in class java.awt.geom.Line2D

getStartVertex

public Vertex getStartVertex()

getEndVertex

public Vertex getEndVertex()

setWeight

public void setWeight(double w)

print

public void print()

display

public void display(java.awt.Graphics g)

displays the edge on the screen

getOtherVertex

public Vertex getOtherVertex(Vertex v)

after it is determined that this arcedge has a shared vertex, return the unsharded vertex

findSharedVertex

public Vertex findSharedVertex(ArcEdge e)

find the shared vertex from one ArcEdge to another

compareTo

public int compareTo(java.lang.Object o)

used to sorrt the edges clockwise

Specified by:

compareTo in interface java.lang.Comparable

findRatioRelativeTo

public void findRatioRelativeTo(Vertex pivot)

find the rise/run ratio relative to a pivot point