Class FunctionShading
- java.lang.Object
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- com.inductiveautomation.rm.pdf.reader.PDFPattern
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- com.inductiveautomation.rm.pdf.reader.fps.ShadingPattern
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- com.inductiveautomation.rm.pdf.reader.fps.FunctionShading
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- All Implemented Interfaces:
java.awt.Paint
,java.awt.PaintContext
,java.awt.Transparency
public class FunctionShading extends ShadingPattern
Function-based (type 1) shadings x,y values in shading space are just passed to the function and the returned color value is plotted.
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Field Summary
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Fields inherited from class com.inductiveautomation.rm.pdf.reader.fps.ShadingPattern
ArbitraryColorSpaceShading, DeviceGrayShading, DeviceRGBShading
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Constructor Summary
Constructors Constructor Description FunctionShading(java.util.Map patternDict, java.util.Map shadingDict, PDFFile srcFile)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method 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.inductiveautomation.rm.pdf.reader.fps.ShadingPattern
createContext, dispose, getBounds, getColorModel, getInstance, getPaint, getRaster, getRGBAPixel, getTransform, getTransparency, setColorSpace, setDeviceTransform
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Methods inherited from class com.inductiveautomation.rm.pdf.reader.PDFPattern
getGState, getInstance
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Constructor Detail
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FunctionShading
public FunctionShading(java.util.Map patternDict, java.util.Map shadingDict, PDFFile srcFile)
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Method Detail
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initializeShadingParameters
public void initializeShadingParameters(java.util.Map shadingDict, PDFFile srcFile)
Read the shading parameters- Overrides:
initializeShadingParameters
in classShadingPattern
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doShading
public void doShading(int[] samples, int x, int y, int w, int h)
Description copied from class:ShadingPattern
Subclasses should implement this method to draw the shading. Samples is defined to be an array of 8 bit persample/4 samples per pixel ARGB pixels. There is no padding, so all scanlines are w integers wide.- Specified by:
doShading
in classShadingPattern
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