com.ribs.pdf.patterns

Class PDFFunctionShading

java.lang.Object

com.ribs.pdf.PDFPattern

com.ribs.pdf.patterns.PDFShadingPattern

com.ribs.pdf.patterns.PDFFunctionShading

All Implemented Interfaces:

java.awt.Paint, java.awt.PaintContext, java.awt.Transparency

public class PDFFunctionShading
extends PDFShadingPattern

Field Summary

Fields inherited from class com.ribs.pdf.patterns.PDFShadingPattern

ArbitraryColorSpaceShading, DeviceGrayShading, DeviceRGBShading

Fields inherited from interface java.awt.Transparency

BITMASK, OPAQUE, TRANSLUCENT

Constructor Summary

Constructors

Constructor and Description
PDFFunctionShading(java.util.Map patternDict, java.util.Map shadingDict, PDFFile srcFile)

Method Summary

Modifier and Type	Method and Description
void	doShading(int[] samples, int x, int y, int w, int h) Subclasses should implement this method to draw the shading.
void	initializeShadingParameters(java.util.Map shadingDict, PDFFile srcFile) Read the shading parameters

Methods inherited from class com.ribs.pdf.patterns.PDFShadingPattern

createContext, dispose, getBounds, getColorModel, getInstance, getPaint, getRaster, getRGBAPixel, getTransform, getTransparency, setColorSpace

Methods inherited from class com.ribs.pdf.PDFPattern

getGState, getInstance

Methods inherited from class java.lang.Object

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

Constructor Detail

PDFFunctionShading

public PDFFunctionShading(java.util.Map patternDict,
                          java.util.Map shadingDict,
                          PDFFile srcFile)

Method Detail

initializeShadingParameters

public void initializeShadingParameters(java.util.Map shadingDict,
                                        PDFFile srcFile)

Read the shading parameters

Overrides:

initializeShadingParameters in class PDFShadingPattern

doShading

public void doShading(int[] samples,
                      int x,
                      int y,
                      int w,
                      int h)

Description copied from class: PDFShadingPattern

Subclasses should implement this method to draw the shading. samples is defined to be an array of 8 bit per sample/4 samples per pixel ARGB pixels. There is no padding, so all scanlines are w integers wide.

Specified by:

doShading in class PDFShadingPattern