scale.visual
Class SGDRhombus

java.lang.Object
  java.awt.geom.RectangularShape
      scale.visual.SGDRhombus

All Implemented Interfaces:

java.awt.geom.PathIterator, java.awt.Shape, java.lang.Cloneable

Direct Known Subclasses:

SGDRhombus.Double, SGDRhombus.Float

public abstract class SGDRhombus
extends java.awt.geom.RectangularShape
implements java.awt.geom.PathIterator

This class represents diamond-shaped geometric display element.

$Id: SGDRhombus.java,v 1.3 2007-10-04 19:58:41 burrill Exp $

Copyright 2007 by the Scale Compiler Group,
Department of Computer Science
University of Massachusetts,
Amherst MA. 01003, USA
All Rights Reserved.

Because this class implements the Shape interface it can be passed directly to the draw() method of the Graphicsclass. An instance of this class is its own path iterator instance.

Nested Class Summary

static class	SGDRhombus.Double A rhombus using double precision floating point coordinates.
static class	SGDRhombus.Float A rhombus using single precision floating point coordinates.

Field Summary

Fields inherited from interface java.awt.geom.PathIterator

SEG_CLOSE, SEG_CUBICTO, SEG_LINETO, SEG_MOVETO, SEG_QUADTO, WIND_EVEN_ODD, WIND_NON_ZERO

Constructor Summary

SGDRhombus()

Method Summary

boolean	contains(double x, double y)
boolean	contains(double x, double y, double w, double h)
boolean	contains(java.awt.geom.Rectangle2D r)
int	currentSegment(double[] coords)
int	currentSegment(float[] coords)
java.awt.geom.Rectangle2D	getBounds2D()
abstract double	getHeight()
java.awt.geom.PathIterator	getPathIterator(java.awt.geom.AffineTransform at)
java.awt.geom.PathIterator	getPathIterator(java.awt.geom.AffineTransform at, double flatness)
abstract double	getWidth()
int	getWindingRule()
abstract double	getX()
abstract double	getY()
boolean	intersects(double x, double y, double w, double h)
boolean	intersects(double x1, double y1, double x2, double y2, java.awt.geom.Rectangle2D r)
boolean	intersects(java.awt.geom.Rectangle2D r)
boolean	isDone()
void	next()
abstract void	setFrame(double x, double y, double w, double h)

Methods inherited from class java.awt.geom.RectangularShape

clone, contains, getBounds, getCenterX, getCenterY, getFrame, getMaxX, getMaxY, getMinX, getMinY, isEmpty, setFrame, setFrame, setFrameFromCenter, setFrameFromCenter, setFrameFromDiagonal, setFrameFromDiagonal

Methods inherited from class java.lang.Object

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

Constructor Detail

SGDRhombus

public SGDRhombus()

Method Detail

getX

public abstract double getX()

Specified by:

getX in class java.awt.geom.RectangularShape

getY

public abstract double getY()

Specified by:

getY in class java.awt.geom.RectangularShape

getWidth

public abstract double getWidth()

Specified by:

getWidth in class java.awt.geom.RectangularShape

getHeight

public abstract double getHeight()

Specified by:

getHeight in class java.awt.geom.RectangularShape

setFrame

public abstract void setFrame(double x,
                              double y,
                              double w,
                              double h)

Specified by:

setFrame in class java.awt.geom.RectangularShape

intersects

public boolean intersects(double x,
                          double y,
                          double w,
                          double h)

Specified by:

intersects in interface java.awt.Shape

intersects

public boolean intersects(double x1,
                          double y1,
                          double x2,
                          double y2,
                          java.awt.geom.Rectangle2D r)

intersects

public boolean intersects(java.awt.geom.Rectangle2D r)

Specified by:

intersects in interface java.awt.Shape

Overrides:

intersects in class java.awt.geom.RectangularShape

contains

public boolean contains(double x,
                        double y,
                        double w,
                        double h)

Specified by:

contains in interface java.awt.Shape

contains

public boolean contains(java.awt.geom.Rectangle2D r)

Specified by:

contains in interface java.awt.Shape

Overrides:

contains in class java.awt.geom.RectangularShape

contains

public boolean contains(double x,
                        double y)

Specified by:

contains in interface java.awt.Shape

getBounds2D

public java.awt.geom.Rectangle2D getBounds2D()

Specified by:

getBounds2D in interface java.awt.Shape

getPathIterator

public java.awt.geom.PathIterator getPathIterator(java.awt.geom.AffineTransform at)

Specified by:

getPathIterator in interface java.awt.Shape

getPathIterator

public java.awt.geom.PathIterator getPathIterator(java.awt.geom.AffineTransform at,
                                                  double flatness)

Specified by:

getPathIterator in interface java.awt.Shape

Overrides:

getPathIterator in class java.awt.geom.RectangularShape

next

public void next()

Specified by:

next in interface java.awt.geom.PathIterator

isDone

public boolean isDone()

Specified by:

isDone in interface java.awt.geom.PathIterator

getWindingRule

public int getWindingRule()

Specified by:

getWindingRule in interface java.awt.geom.PathIterator

currentSegment

public int currentSegment(double[] coords)

Specified by:

currentSegment in interface java.awt.geom.PathIterator

currentSegment

public int currentSegment(float[] coords)

Specified by:

currentSegment in interface java.awt.geom.PathIterator