java.awt
Class TexturePaintContext

java.lang.Object
  java.awt.TexturePaintContext

All Implemented Interfaces:

PaintContext

Direct Known Subclasses:

TexturePaintContext.Any, TexturePaintContext.Byte, TexturePaintContext.ByteFilter, TexturePaintContext.Int

abstract class TexturePaintContext

extends Object

implements PaintContext

Nested Class Summary

(package private) static class	TexturePaintContext.Any
(package private) static class	TexturePaintContext.Byte
(package private) static class	TexturePaintContext.ByteFilter
(package private) static class	TexturePaintContext.Int

Field Summary

static ColorModel	argbmodel
private static WeakReference	argbRasRef
(package private) int	bHeight
(package private) int	bWidth
private static WeakReference	byteRasRef
(package private) int	colincx
(package private) int	colincxerr
(package private) int	colincy
(package private) int	colincyerr
(package private) ColorModel	colorModel
(package private) double	incXAcross
(package private) double	incXDown
(package private) double	incYAcross
(package private) double	incYDown
(package private) int	maxWidth
(package private) WritableRaster	outRas
(package private) int	rowincx
(package private) int	rowincxerr
(package private) int	rowincy
(package private) int	rowincyerr
(package private) double	xOrg
static ColorModel	xrgbmodel
private static WeakReference	xrgbRasRef
(package private) double	yOrg

Constructor Summary

(package private)

TexturePaintContext(ColorModel cm, AffineTransform xform, int bWidth, int bHeight, int maxw)

Method Summary

static int	blend(int[] rgbs, int xmul, int ymul)
void	dispose() Release the resources allocated for the operation.
(package private) static void	dropByteRaster(Raster outRas)
(package private) static void	dropRaster(ColorModel cm, Raster outRas)
(package private) static int	fractAsInt(double d)
ColorModel	getColorModel() Return the ColorModel of the output.
static PaintContext	getContext(BufferedImage bufImg, AffineTransform xform, RenderingHints hints, Rectangle devBounds)
static ColorModel	getInternedColorModel(ColorModel cm)
Raster	getRaster(int x, int y, int w, int h) Return a Raster containing the colors generated for the graphics operation.
static boolean	isFilterableDCM(ColorModel cm)
static boolean	isFilterableICM(ColorModel cm)
static boolean	isMaskOK(int mask, boolean canbezero)
(package private) static WritableRaster	makeByteRaster(Raster srcRas, int w, int h)
(package private) static WritableRaster	makeRaster(ColorModel cm, Raster srcRas, int w, int h)
abstract WritableRaster	makeRaster(int w, int h)
(package private) static double	mod(double num, double den)
abstract void	setRaster(int x, int y, int xerr, int yerr, int w, int h, int bWidth, int bHeight, int colincx, int colincxerr, int colincy, int colincyerr, int rowincx, int rowincxerr, int rowincy, int rowincyerr)

Methods inherited from class java.lang.Object

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

Field Detail

xrgbmodel

public static ColorModel xrgbmodel

argbmodel

public static ColorModel argbmodel

colorModel

ColorModel colorModel

bWidth

int bWidth

bHeight

int bHeight

maxWidth

int maxWidth

outRas

WritableRaster outRas

xOrg

double xOrg

yOrg

double yOrg

incXAcross

double incXAcross

incYAcross

double incYAcross

incXDown

double incXDown

incYDown

double incYDown

colincx

int colincx

colincy

int colincy

colincxerr

int colincxerr

colincyerr

int colincyerr

rowincx

int rowincx

rowincy

int rowincy

rowincxerr

int rowincxerr

rowincyerr

int rowincyerr

xrgbRasRef

private static WeakReference xrgbRasRef

argbRasRef

private static WeakReference argbRasRef

byteRasRef

private static WeakReference byteRasRef

Constructor Detail

TexturePaintContext

TexturePaintContext(ColorModel cm,
                    AffineTransform xform,
                    int bWidth,
                    int bHeight,
                    int maxw)

Method Detail

getContext

public static PaintContext getContext(BufferedImage bufImg,
                                      AffineTransform xform,
                                      RenderingHints hints,
                                      Rectangle devBounds)

isFilterableICM

public static boolean isFilterableICM(ColorModel cm)

isFilterableDCM

public static boolean isFilterableDCM(ColorModel cm)

isMaskOK

public static boolean isMaskOK(int mask,
                               boolean canbezero)

getInternedColorModel

public static ColorModel getInternedColorModel(ColorModel cm)

fractAsInt

static int fractAsInt(double d)

mod

static double mod(double num,
                  double den)

dispose

public void dispose()

Release the resources allocated for the operation.

Specified by:

dispose in interface PaintContext

getColorModel

public ColorModel getColorModel()

Return the ColorModel of the output.

Specified by:

getColorModel in interface PaintContext

Returns:

the ColorModel of the output.

getRaster

public Raster getRaster(int x,
                        int y,
                        int w,
                        int h)

Return a Raster containing the colors generated for the graphics operation.

Specified by:

getRaster in interface PaintContext

Parameters:

x - the x coordinate of the area in device space for which colors are generated.

y - the y coordinate of the area in device space for which colors are generated.

w - the width of the area in device space

h - the height of the area in device space

Returns:

a Raster representing the specified rectangular area and containing the colors generated for the graphics operation.

makeRaster

static WritableRaster makeRaster(ColorModel cm,
                                 Raster srcRas,
                                 int w,
                                 int h)

dropRaster

static void dropRaster(ColorModel cm,
                       Raster outRas)

makeByteRaster

static WritableRaster makeByteRaster(Raster srcRas,
                                     int w,
                                     int h)

dropByteRaster

static void dropByteRaster(Raster outRas)

makeRaster

public abstract WritableRaster makeRaster(int w,
                                          int h)

setRaster

public abstract void setRaster(int x,
                               int y,
                               int xerr,
                               int yerr,
                               int w,
                               int h,
                               int bWidth,
                               int bHeight,
                               int colincx,
                               int colincxerr,
                               int colincy,
                               int colincyerr,
                               int rowincx,
                               int rowincxerr,
                               int rowincy,
                               int rowincyerr)

blend

public static int blend(int[] rgbs,
                        int xmul,
                        int ymul)