/**
* Copyright (c) 2003, www.pdfbox.org
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. Neither the name of pdfbox; nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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package org.pdfbox.pdmodel;
import java.io.IOException;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
import org.pdfbox.cos.COSDictionary;
import org.pdfbox.cos.COSName;
import org.pdfbox.pdmodel.common.COSDictionaryMap;
import org.pdfbox.pdmodel.font.PDFont;
import org.pdfbox.pdmodel.font.PDFontFactory;
/**
* This represents a set of resources available at the page/pages/stream level.
*
* @author Ben Litchfield (ben@csh.rit.edu)
* @version $Revision: 1.2 $
*/
public class PDResources
{
private COSDictionary resources;
/**
* Default constructor
*/
public PDResources()
{
resources = new COSDictionary();
}
/**
* Prepopulated resources.
*
* @param resourceDictionary The cos dictionary for this resource.
*/
public PDResources( COSDictionary resourceDictionary )
{
resources = resourceDictionary;
}
/**
* This will get the underlying dictionary.
*
* @return The dictionary for these resources.
*/
public COSDictionary getCOSDictionary()
{
return resources;
}
/**
* This will get the map of fonts. This will return null if the underlying
* resources dictionary does not have a font dictionary. The keys are COSName
* and the values are PDFont objects.
*
* @return The map of fonts.
*
* @throws IOException If there is an error getting the fonts.
*/
public Map getFonts() throws IOException
{
Map retval = null;
COSDictionary fonts = (COSDictionary)resources.getDictionaryObject( COSName.FONT );
if( fonts != null )
{
Map actuals = new HashMap();
retval = new COSDictionaryMap( actuals, fonts );
Iterator fontNames = fonts.keyList().iterator();
while( fontNames.hasNext() )
{
COSName fontName = (COSName)fontNames.next();
COSDictionary fontDictionary = (COSDictionary)fonts.getDictionaryObject( fontName );
actuals.put( fontName, PDFontFactory.createFont( fontDictionary ) );
}
}
return retval;
}
/**
* This will set the map of fonts.
*
* @param fonts The new map of fonts.
*/
public void setFonts( Map fonts )
{
Iterator iter = fonts.keySet().iterator();
COSDictionary dic = new COSDictionary();
while( iter.hasNext() )
{
COSName name = (COSName)iter.next();
PDFont font = (PDFont)fonts.get( name );
dic.setItem( name, font.getCOSObject() );
}
}
}