org.eclipse.swt.graphics
Class PaletteData

java.lang.Object
  |
  +--org.eclipse.swt.graphics.PaletteData

public final class PaletteData

extends Object

Unsafe:

Field Summary

int	blueMask Suppressed: the blue mask for a direct palette
int	blueShift Suppressed: the blue shift for a direct palette
RGB[]	colors Suppressed: the RGB values for an indexed palette, where the indices of the array correspond to pixel values
int	greenMask Suppressed: the green mask for a direct palette
int	greenShift Suppressed: the green shift for a direct palette
boolean	isDirect Suppressed: true if the receiver is a direct palette, and false otherwise
int	redMask Suppressed: the red mask for a direct palette
int	redShift Suppressed: the red shift for a direct palette

Constructor Summary

PaletteData(int redMask, int greenMask, int blueMask)
Suppressed: Constructs a new direct palette given the red, green and blue masks.

PaletteData(RGB[] colors)
Suppressed: Constructs a new indexed palette given an array of RGB values.

Method Summary

int	getPixel(RGB rgb) Suppressed: Returns the pixel value corresponding to the given RBG.
RGB	getRGB(int pixel) Suppressed: Returns an RGB corresponding to the given pixel value.
RGB[]	getRGBs() Suppressed: Returns all the RGB values in the receiver if it is an indexed palette, or null if it is a direct palette.
(package private) int	shiftForMask(int mask) Computes the shift value for a given mask.

Methods inherited from class java.lang.Object

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

Field Detail

isDirect

public boolean isDirect

Suppressed: true if the receiver is a direct palette, and false otherwise

colors

public RGB[] colors

Suppressed: the RGB values for an indexed palette, where the indices of the array correspond to pixel values

redMask

public int redMask

Suppressed: the red mask for a direct palette

greenMask

public int greenMask

Suppressed: the green mask for a direct palette

blueMask

public int blueMask

Suppressed: the blue mask for a direct palette

redShift

public int redShift

Suppressed: the red shift for a direct palette

greenShift

public int greenShift

Suppressed: the green shift for a direct palette

blueShift

public int blueShift

Suppressed: the blue shift for a direct palette

Constructor Detail

PaletteData

public PaletteData(RGB[] colors)

Suppressed: Constructs a new indexed palette given an array of RGB values.

Parameters:

colors - the array of RGBs for the palette

PaletteData

public PaletteData(int redMask,
                   int greenMask,
                   int blueMask)

Suppressed: Constructs a new direct palette given the red, green and blue masks.

Parameters:

redMask - the red mask

greenMask - the green mask

blueMask - the blue mask

Method Detail

getPixel

public int getPixel(RGB rgb)

Suppressed: Returns the pixel value corresponding to the given RBG.

Returns:

the pixel value for the given RGB

getRGB

public RGB getRGB(int pixel)

Suppressed: Returns an RGB corresponding to the given pixel value.

Returns:

the RGB value for the given pixel

getRGBs

public RGB[] getRGBs()

Suppressed: Returns all the RGB values in the receiver if it is an indexed palette, or null if it is a direct palette.

Returns:

the RGBs for the receiver or null

shiftForMask

int shiftForMask(int mask)

Computes the shift value for a given mask.

Parameters:

mask - the mask to compute the shift for

Returns:

the shift amount

See Also:

PaletteData