java.awt
Class GradientPaintContext

java.lang.Object
  |
  +--java.awt.GradientPaintContext

class GradientPaintContext

extends Object

implements PaintContext

Field Summary

(package private) boolean	cyclic
(package private) double	dx
(package private) double	dy
(package private) int[]	interp
(package private) java.awt.image.ColorModel	model
(package private) java.awt.image.Raster	saved
(package private) double	x1
(package private) static java.awt.image.ColorModel	xrgbmodel
(package private) double	y1

Constructor Summary

GradientPaintContext(java.awt.geom.Point2D p1, java.awt.geom.Point2D p2, Color c1, Color c2, boolean cyclic)

Method Summary

(package private) void	clipFillRaster(int[] pixels, int off, int adjust, int w, int h, double rowrel, double dx, double dy)
(package private) void	cycleFillRaster(int[] pixels, int off, int adjust, int w, int h, double rowrel, double dx, double dy)
void	dispose() Release the resources allocated for the operation.
java.awt.image.ColorModel	getColorModel() Return the ColorModel of the output.
java.awt.image.Raster	getRaster(int x, int y, int w, int h) Return a Raster containing the colors generated for the graphics operation.

Methods inherited from class java.lang.Object

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

Field Detail

xrgbmodel

static java.awt.image.ColorModel xrgbmodel

x1

double x1

y1

double y1

dx

double dx

dy

double dy

cyclic

boolean cyclic

interp

int[] interp

saved

java.awt.image.Raster saved

model

java.awt.image.ColorModel model

Constructor Detail

GradientPaintContext

public GradientPaintContext(java.awt.geom.Point2D p1,
                            java.awt.geom.Point2D p2,
                            Color c1,
                            Color c2,
                            boolean cyclic)

Method Detail

dispose

public void dispose()

Release the resources allocated for the operation.

Specified by:

dispose in interface PaintContext

getColorModel

public java.awt.image.ColorModel getColorModel()

Return the ColorModel of the output.

Specified by:

getColorModel in interface PaintContext

getRaster

public java.awt.image.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,y,w,h - The area in device space for which colors are generated.

cycleFillRaster

void cycleFillRaster(int[] pixels,
                     int off,
                     int adjust,
                     int w,
                     int h,
                     double rowrel,
                     double dx,
                     double dy)

clipFillRaster

void clipFillRaster(int[] pixels,
                    int off,
                    int adjust,
                    int w,
                    int h,
                    double rowrel,
                    double dx,
                    double dy)