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* Copyright (c) 2005, www.pdfbox.org
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package org.pdfbox.util.operator;
import java.util.List;
import java.util.Map;
import org.pdfbox.cos.COSName;
import org.pdfbox.pdmodel.graphics.color.PDColorSpace;
import org.pdfbox.pdmodel.graphics.color.PDColorSpaceFactory;
import org.pdfbox.pdmodel.graphics.color.PDColorSpaceInstance;
import org.pdfbox.pdmodel.graphics.color.PDDeviceCMYK;
import org.pdfbox.util.PDFOperator;
import java.io.IOException;
/**
* <p>Set the non stroking color space.</p>
*
* @author <a href="mailto:ben@benlitchfield.com">Ben Litchfield</a>
* @version $Revision: 1.4 $
*/
public class SetNonStrokingColorSpace extends OperatorProcessor
{
private static final float[] EMPTY_FLOAT_ARRAY = new float[0];
/**
* cs Set color space for non stroking operations.
* @param operator The operator that is being executed.
* @param arguments List
* @throws IOException If an error occurs while processing the font.
*/
public void process(PDFOperator operator, List arguments) throws IOException
{
// (PDF 1.1) Set color space for stroking operations
COSName name = (COSName)arguments.get( 0 );
PDColorSpace cs = null;
Map colorSpaces = context.getColorSpaces();
if( colorSpaces != null )
{
cs = (PDColorSpace)colorSpaces.get( name.getName() );
}
if( cs == null )
{
cs = PDColorSpaceFactory.createColorSpace( name );
}
PDColorSpaceInstance colorInstance = context.getGraphicsState().getNonStrokingColorSpace();
colorInstance.setColorSpace( cs );
int numComponents = cs.getNumberOfComponents();
float[] values = EMPTY_FLOAT_ARRAY;
if( numComponents >= 0 )
{
values = new float[numComponents];
for( int i=0; i<numComponents; i++ )
{
values[i] = 0f;
}
if( cs instanceof PDDeviceCMYK )
{
values[3] = 1f;
}
}
colorInstance.setColorSpaceValue( values );
}
}