org.eclipse.draw2d.geometry
Class PrecisionPoint

java.lang.Object
  org.eclipse.draw2d.geometry.Point
      org.eclipse.draw2d.geometry.PrecisionPoint

All Implemented Interfaces:

Serializable, Cloneable, Translatable

public class PrecisionPoint
extends Point

See Also:

Serialized Form

Field Summary

double	preciseX Double value for X
double	preciseY Double value for Y

Fields inherited from class org.eclipse.draw2d.geometry.Point

SINGLETON, x, y

Constructor Summary

PrecisionPoint()
Constructor for PrecisionPoint.

PrecisionPoint(double x, double y)
Constructor for PrecisionPoint.

PrecisionPoint(int x, int y)
Constructor for PrecisionPoint.

PrecisionPoint(Point copy)
Constructor for PrecisionPoint.

Method Summary

boolean	equals(Object o) Test for equality.
Point	getCopy()
void	performScale(double factor) Scales this object by the scale factor.
void	performTranslate(int dx, int dy) Translates this object horizontally by dx and vertically by dy.
double	preciseX() Returns double x coordinate
double	preciseY() Returns double y coordinate
Point	setLocation(Point pt) Sets the location of this Point to the specified Point.
void	updateInts() Updates the integer fields using the precise versions.

Methods inherited from class org.eclipse.draw2d.geometry.Point

getDifference, getDistance, getDistance2, getDistanceOrthogonal, getNegated, getPosition, getScaled, getSWTPoint, getTranslated, getTranslated, getTranslated, getTransposed, hashCode, max, min, negate, scale, scale, setLocation, toString, translate, translate, translate, transpose

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

preciseX

public double preciseX

Double value for X

preciseY

public double preciseY

Double value for Y

Constructor Detail

PrecisionPoint

public PrecisionPoint()

Constructor for PrecisionPoint.

PrecisionPoint

public PrecisionPoint(Point copy)

Constructor for PrecisionPoint.

Parameters:

copy - Point from which the initial values are taken

PrecisionPoint

public PrecisionPoint(int x,
                      int y)

Constructor for PrecisionPoint.

Parameters:

x - X value

y - Y value

PrecisionPoint

public PrecisionPoint(double x,
                      double y)

Constructor for PrecisionPoint.

Parameters:

x - X value

y - Y value

Method Detail

getCopy

public Point getCopy()

Overrides:

getCopy in class Point

Returns:

a copy of this Point

See Also:

Point.getCopy()

performScale

public void performScale(double factor)

Description copied from interface: Translatable

Scales this object by the scale factor.

Specified by:

performScale in interface Translatable

Overrides:

performScale in class Point

Parameters:

factor - The scale factor

See Also:

Point.performScale(double)

performTranslate

public void performTranslate(int dx,
                             int dy)

Description copied from interface: Translatable

Translates this object horizontally by dx and vertically by dy.

Specified by:

performTranslate in interface Translatable

Overrides:

performTranslate in class Point

Parameters:

dx - The amount to translate horizontally

dy - The amount to translate vertically

See Also:

Point.performTranslate(int, int)

setLocation

public Point setLocation(Point pt)

Description copied from class: Point

Sets the location of this Point to the specified Point.

Overrides:

setLocation in class Point

Parameters:

pt - the Location

Returns:

this for convenience

See Also:

Point.setLocation(Point)

updateInts

public final void updateInts()

Updates the integer fields using the precise versions.

preciseX

public double preciseX()

Description copied from class: Point

Returns double x coordinate

Overrides:

preciseX in class Point

Returns:

double x coordinate

See Also:

Point.preciseX()

preciseY

public double preciseY()

Description copied from class: Point

Returns double y coordinate

Overrides:

preciseY in class Point

Returns:

double y coordinate

See Also:

Point.preciseY()

equals

public boolean equals(Object o)

Description copied from class: Point

Test for equality.

Overrides:

equals in class Point

Parameters:

o - Object being tested for equality

Returns:

true if both x and y values are equal

See Also:

Point.equals(java.lang.Object)