com.sencha.gxt.chart.client.draw

Class Scaling

java.lang.Object

com.sencha.gxt.chart.client.draw.Translation

com.sencha.gxt.chart.client.draw.Scaling

public class Scaling
extends Translation

Represents a two dimensional scaling.

Field Summary

Fields

Modifier and Type	Field and Description
protected double	centerX
protected double	centerY

Fields inherited from class com.sencha.gxt.chart.client.draw.Translation

x, y

Constructor Summary

Constructors

Constructor and Description
Scaling() Creates a zeroed out scaling
Scaling(double x, double y) Creates a scaling at the given x and y scale.
Scaling(double x, double y, double centerX, double centerY) Creates a scaling using the given x and y scale and the given origin.
Scaling(Scaling scaling) Creates a copy of the given scaling.

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object obj)
double	getCenterX() Returns the x-coordinate of the origin of the scaling.
double	getCenterY() Returns the y-coordinate of the origin of the scaling.
void	setCenterX(double centerX) Sets the x-coordinate of the origin of the scaling.
void	setCenterY(double centerY) Sets the y-coordinate of the origin of the scaling.

Methods inherited from class com.sencha.gxt.chart.client.draw.Translation

getX, getY, setX, setY, toString

Methods inherited from class java.lang.Object

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

Field Detail

centerX

protected double centerX

centerY

protected double centerY

Constructor Detail

Scaling

public Scaling()

Creates a zeroed out scaling

Scaling

public Scaling(double x,
               double y)

Creates a scaling at the given x and y scale.

Parameters:

x - the scale on the x axis

y - the scale on the y axis

Scaling

public Scaling(double x,
               double y,
               double centerX,
               double centerY)

Creates a scaling using the given x and y scale and the given origin.

Parameters:

x - the scale on the x axis

y - the scale on the y axis

centerX - x-coordinate of the origin

centerY - y-coordinate of the origin

Scaling

public Scaling(Scaling scaling)

Creates a copy of the given scaling.

Parameters:

scaling - the scaling to be copied

Method Detail

equals

public boolean equals(Object obj)

Overrides:

equals in class Translation

getCenterX

public double getCenterX()

Returns the x-coordinate of the origin of the scaling.

Returns:

the x-coordinate of the origin of the scaling

getCenterY

public double getCenterY()

Returns the y-coordinate of the origin of the scaling.

Returns:

the y-coordinate of the origin of the scaling

setCenterX

public void setCenterX(double centerX)

Sets the x-coordinate of the origin of the scaling.

Parameters:

centerX - the x-coordinate of the origin of the scaling

setCenterY

public void setCenterY(double centerY)

Sets the y-coordinate of the origin of the scaling.

Parameters:

centerY - the y-coordinate of the origin of the scaling