"Fossies" - the Fresh Open Source Software Archive  

Source code changes of the file "pdfbox/src/main/java/org/apache/pdfbox/pdmodel/graphics/shading/Type1ShadingContext.java" between
pdfbox-2.0.23-src.zip and pdfbox-2.0.24-src.zip

About: Apache PDFBox is a Java PDF library tool that allows creation of new PDF documents, manipulation of existing documents and the ability to extract content from documents.

Type1ShadingContext.java  (pdfbox-2.0.23-src)	:	Type1ShadingContext.java  (pdfbox-2.0.24-src)
skipping to change at line 104		skipping to change at line 104
public ColorModel getColorModel()		public ColorModel getColorModel()
{		{
return super.getColorModel();		return super.getColorModel();
}		}
@Override		@Override
public Raster getRaster(int x, int y, int w, int h)		public Raster getRaster(int x, int y, int w, int h)
{		{
WritableRaster raster = getColorModel().createCompatibleWritableRaster(w , h);		WritableRaster raster = getColorModel().createCompatibleWritableRaster(w , h);
int[] data = new int[w * h * 4];		int[] data = new int[w * h * 4];
		float[] values = new float[2];
for (int j = 0; j < h; j++)		for (int j = 0; j < h; j++)
{		{
for (int i = 0; i < w; i++)		for (int i = 0; i < w; i++)
{		{
int index = (j * w + i) * 4;		int index = (j * w + i) * 4;
boolean useBackground = false;		boolean useBackground = false;
float[] values = new float[] { x + i, y + j };		values[0] = x + i;
		values[1] = y + j;
rat.transform(values, 0, values, 0, 1);		rat.transform(values, 0, values, 0, 1);
if (values[0] < domain[0] || values[0] > domain[1] ||		if (values[0] < domain[0] || values[0] > domain[1] ||
values[1] < domain[2] || values[1] > domain[3])		values[1] < domain[2] || values[1] > domain[3])
{		{
if (getBackground() == null)		if (getBackground() == null)
{		{
continue;		continue;
}		}
useBackground = true;		useBackground = true;
}		}
// evaluate function		// evaluate function
		float[] tmpValues; // "values" can't be reused due to different length
if (useBackground)		if (useBackground)
{		{
values = getBackground();		tmpValues = getBackground();
}		}
else		else
{		{
try		try
{		{
values = type1ShadingType.evalFunction(values);		tmpValues = type1ShadingType.evalFunction(values);
}		}
catch (IOException e)		catch (IOException e)
{		{
LOG.error("error while processing a function", e);		LOG.error("error while processing a function", e);
		continue;
}		}
}		}
// convert color values from shading color space to RGB		// convert color values from shading color space to RGB
PDColorSpace shadingColorSpace = getShadingColorSpace();		PDColorSpace shadingColorSpace = getShadingColorSpace();
if (shadingColorSpace != null)		if (shadingColorSpace != null)
{		{
try		try
{		{
values = shadingColorSpace.toRGB(values);		tmpValues = shadingColorSpace.toRGB(tmpValues);
}		}
catch (IOException e)		catch (IOException e)
{		{
LOG.error("error processing color space", e);		LOG.error("error processing color space", e);
		continue;
}		}
}		}
data[index] = (int) (values[0] * 255);		data[index] = (int) (tmpValues[0] * 255);
data[index + 1] = (int) (values[1] * 255);		data[index + 1] = (int) (tmpValues[1] * 255);
data[index + 2] = (int) (values[2] * 255);		data[index + 2] = (int) (tmpValues[2] * 255);
data[index + 3] = 255;		data[index + 3] = 255;
}		}
}		}
raster.setPixels(0, 0, w, h, data);		raster.setPixels(0, 0, w, h, data);
return raster;		return raster;
}		}
public float[] getDomain()		public float[] getDomain()
{		{
return domain;		return domain;
End of changes. 9 change blocks.
7 lines changed or deleted		12 lines changed or added

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