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 Deprecated. Use setPreciseX(double) and preciseX() instead. This field will become private in future versions.
double	preciseY Deprecated. Use setPreciseY(double) and preciseY() instead. This field will become private in future versions.

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 p)
Constructor for PrecisionPoint.

Method Summary

boolean	equals(Object o) Test for equality.
Point	getCopy()
Dimension	getDifference(Point p) Calculates the difference in between this Point and the one specified.
PrecisionPoint	getPreciseCopy() Returns a precise copy of this.
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	scale(double xFactor, double yFactor) Scales this Point by the specified values.
Point	setLocation(int x, int y) Sets the location of this Point to the provided x and y locations.
Point	setLocation(Point pt) Sets the location of this Point to the specified Point.
PrecisionPoint	setPreciseLocation(double x, double y) Sets the precise location of this PrecisionPoint to the given x and y values.
PrecisionPoint	setPreciseLocation(PrecisionPoint p) Sets the precise location of this PrecisionPoint to the x and y values of the given one.
PrecisionPoint	setPreciseX(double x) Sets the precise x value of this PrecisionPoint to the given value.
PrecisionPoint	setPreciseY(double y) Sets the precise y value of this PrecisionPoint to the given value.
Point	setX(int x) Sets the x value of this Point to the given value.
Point	setY(int y) Sets the y value of this Point to the given value;
Point	translate(Dimension d) Shifts this Point by the values of the Dimension along each axis, and returns this for convenience.
Point	translate(int dx, int dy) Shifts this Point by the values supplied along each axes, and returns this for convenience.
Point	translate(Point p) Shifts the location of this Point by the location of the input Point along each of the axes, and returns this for convenience.
Point	transpose() Transposes this object.
void	updateInts() Deprecated. This method should not be accessed by clients any more (it will be made private in future releases). The update of integer and precision fields is performed automatically if preciseX and preciseY field values are not manipulated directly, but only via respective methods offered by this class.

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

equals, getDistance, getDistance2, getDistanceOrthogonal, getNegated, getPosition, getScaled, getSWTPoint, getTranslated, getTranslated, getTranslated, getTransposed, hashCode, max, min, negate, scale, toString, x, y

Methods inherited from class java.lang.Object

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

Field Detail

preciseX

public double preciseX

Deprecated. Use setPreciseX(double) and preciseX() instead. This field will become private in future versions.

Double value for X

preciseY

public double preciseY

Deprecated. Use setPreciseY(double) and preciseY() instead. This field will become private in future versions.

Double value for Y

Constructor Detail

PrecisionPoint

public PrecisionPoint()

Constructor for PrecisionPoint.

PrecisionPoint

public PrecisionPoint(double x,
                      double y)

Constructor for PrecisionPoint.

Parameters:

x - X value

y - Y value

PrecisionPoint

public PrecisionPoint(int x,
                      int y)

Constructor for PrecisionPoint.

Parameters:

x - X value

y - Y value

PrecisionPoint

public PrecisionPoint(Point p)

Constructor for PrecisionPoint.

Parameters:

p - Point from which the initial values are taken

Method Detail

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)

getCopy

public Point getCopy()

Overrides:

getCopy in class Point

Returns:

a copy of this Point

See Also:

Point.getCopy()

getDifference

public Dimension getDifference(Point p)

Description copied from class: Point

Calculates the difference in between this Point and the one specified.

Overrides:

getDifference in class Point

Parameters:

p - The Point being subtracted from this Point

Returns:

A new Dimension representing the difference

See Also:

Point.getDifference(org.eclipse.draw2d.geometry.Point)

getPreciseCopy

public PrecisionPoint getPreciseCopy()

Returns a precise copy of this.

Returns:

a precise copy

Since:

3.7

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)

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()

scale

public Point scale(double xFactor,
                   double yFactor)

Description copied from class: Point

Scales this Point by the specified values.

Overrides:

scale in class Point

Parameters:

xFactor - horizontal scale factor

yFactor - vertical scale factor

Returns:

this for convenience

See Also:

Point.scale(double, double)

setLocation

public Point setLocation(int x,
                         int y)

Description copied from class: Point

Sets the location of this Point to the provided x and y locations.

Overrides:

setLocation in class Point

Parameters:

x - the x location

y - the y location

Returns:

this for convenience

See Also:

Point.setLocation(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)

setPreciseLocation

public PrecisionPoint setPreciseLocation(double x,
                                         double y)

Sets the precise location of this PrecisionPoint to the given x and y values.

Parameters:

x - The new x value

y - The new y value

Returns:

this for convenience

Since:

3.7

setPreciseLocation

public PrecisionPoint setPreciseLocation(PrecisionPoint p)

Sets the precise location of this PrecisionPoint to the x and y values of the given one.

Parameters:

p - The PrecisionPoint specifying the new x and y values.

Returns:

this for convenience

Since:

3.7

setPreciseX

public PrecisionPoint setPreciseX(double x)

Sets the precise x value of this PrecisionPoint to the given value.

Parameters:

x - The new x value

Returns:

this for convenience

Since:

3.7

setPreciseY

public PrecisionPoint setPreciseY(double y)

Sets the precise y value of this PrecisionPoint to the given value.

Parameters:

y - The new y value

Returns:

this for convenience

Since:

3.7

setX

public Point setX(int x)

Description copied from class: Point

Sets the x value of this Point to the given value.

Overrides:

setX in class Point

Parameters:

x - The new x value

Returns:

this for convenience

See Also:

Point.setX(int)

setY

public Point setY(int y)

Description copied from class: Point

Sets the y value of this Point to the given value;

Overrides:

setY in class Point

Parameters:

y - The new y value

Returns:

this for convenience

See Also:

Point.setY(int)

translate

public Point translate(Dimension d)

Description copied from class: Point

Shifts this Point by the values of the Dimension along each axis, and returns this for convenience.

Overrides:

translate in class Point

Parameters:

d - Dimension by which the origin is being shifted.

Returns:

this for convenience

See Also:

Point.translate(org.eclipse.draw2d.geometry.Dimension)

translate

public Point translate(int dx,
                       int dy)

Description copied from class: Point

Shifts this Point by the values supplied along each axes, and returns this for convenience.

Overrides:

translate in class Point

Parameters:

dx - Amount by which point is shifted along X axis.

dy - Amount by which point is shifted along Y axis.

Returns:

this for convenience

See Also:

Point.translate(int, int)

translate

public Point translate(Point p)

Description copied from class: Point

Shifts the location of this Point by the location of the input Point along each of the axes, and returns this for convenience.

Overrides:

translate in class Point

Parameters:

p - Point to which the origin is being shifted.

Returns:

this for convenience

See Also:

Point.translate(org.eclipse.draw2d.geometry.Point)

transpose

public Point transpose()

Description copied from class: Point

Transposes this object. X and Y values are exchanged.

Overrides:

transpose in class Point

Returns:

this for convenience

See Also:

Point.transpose()

updateInts

public final void updateInts()

Deprecated. This method should not be accessed by clients any more (it will be made private in future releases). The update of integer and precision fields is performed automatically if preciseX and preciseY field values are not manipulated directly, but only via respective methods offered by this class.

Updates the integer fields using the precise versions.