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diva.util.java2d
Class Polyline2D.Double

java.lang.Object
 extended bydiva.util.java2d.Polyline2D
 extended bydiva.util.java2d.Polyline2D.Double

All Implemented Interfaces:

java.awt.Shape

Enclosing class:

Polyline2D

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public static class Polyline2D.Double

extends Polyline2D

The concrete Polyline class that stores coordinates internally as doubles.

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Nested Class Summary

Nested classes inherited from class diva.util.java2d.Polyline2D

Polyline2D.Double, Polyline2D.Float

Field Summary

Fields inherited from class diva.util.java2d.Polyline2D

_coordCount

Constructor Summary

Polyline2D.Double() Create a new polyline with no coordinates

Polyline2D.Double(double x1, double y1, double x2, double y2) Create a new polyline with two vertices.

Polyline2D.Double(int initSize) Create a new polyline with "initSize" number of vertices.

Polyline2D.Double(Polyline2D in) Copy constructor for efficient copying of Polyline2D.

Method Summary
java.awt.geom.Rectangle2D	getBounds2D() Get the floating-point bounds of the polyline.
double	getX(int index) Get the given X-coordinate
double	getY(int index) Get the given Y-coordinate
void	lineTo(double x, double y) Add a new vertex to the end of the line.
void	moveTo(double x, double y) Move the start point of the vertex to the given position.
void	setX(int index, double x) Set the given X-coordinate.
void	setY(int index, double y) Set the given Y-coordinate
void	transform(java.awt.geom.AffineTransform at) Transform the polyline with the given transform.
void	translate(double x, double y) Translate the polyline the given distance.

Methods inherited from class diva.util.java2d.Polyline2D

contains, contains, contains, contains, getBounds, getPathIterator, getPathIterator, getVertexCount, intersects, intersects, reset, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

Polyline2D.Double

public Polyline2D.Double()

Create a new polyline with no coordinates

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Polyline2D.Double

public Polyline2D.Double(int initSize)

Create a new polyline with "initSize" number of vertices.

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Polyline2D.Double

public Polyline2D.Double(double x1,
 double y1,
 double x2,
 double y2)

Create a new polyline with two vertices.

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Polyline2D.Double

public Polyline2D.Double(Polyline2D in)

Copy constructor for efficient copying of Polyline2D.

Method Detail

getBounds2D

public java.awt.geom.Rectangle2D getBounds2D()

Get the floating-point bounds of the polyline.

Specified by:

getBounds2D in interface java.awt.Shape

Specified by:

getBounds2D in class Polyline2D

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getX

public double getX(int index)

Get the given X-coordinate

Specified by:

getX in class Polyline2D

Throws:

java.lang.IndexOutOfBoundsException - The index is out of bounds.

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getY

public double getY(int index)

Get the given Y-coordinate

Specified by:

getY in class Polyline2D

Throws:

java.lang.IndexOutOfBoundsException - The index is out of bounds.

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lineTo

public void lineTo(double x,
 double y)

Add a new vertex to the end of the line.

Specified by:

lineTo in class Polyline2D

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moveTo

public void moveTo(double x,
 double y)

Move the start point of the vertex to the given position.

Specified by:

moveTo in class Polyline2D

Throws:

java.lang.UnsupportedOperationException - The polyline already has vertices

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setX

public void setX(int index,
 double x)

Set the given X-coordinate.

Specified by:

setX in class Polyline2D

Throws:

java.lang.IndexOutOfBoundsException - The index is out of bounds.

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setY

public void setY(int index,
 double y)

Set the given Y-coordinate

Specified by:

setY in class Polyline2D

Throws:

java.lang.IndexOutOfBoundsException - The index is out of bounds.

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transform

public void transform(java.awt.geom.AffineTransform at)

Transform the polyline with the given transform.

Specified by:

transform in class Polyline2D

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translate

public void translate(double x,
 double y)

Translate the polyline the given distance.

Specified by:

translate in class Polyline2D

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