org.pentaho.reporting.engine.classic.core.modules.output.support.itext.BaseFontResourceFactory.java Source code

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Here is the source code for org.pentaho.reporting.engine.classic.core.modules.output.support.itext.BaseFontResourceFactory.java

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/*
 * This program is free software; you can redistribute it and/or modify it under the
 * terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software
 * Foundation.
 *
 * You should have received a copy of the GNU Lesser General Public License along with this
 * program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
 * or from the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
 * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 * See the GNU Lesser General Public License for more details.
 *
 * Copyright (c) 2001 - 2013 Object Refinery Ltd, Hitachi Vantara and Contributors..  All rights reserved.
 */

package org.pentaho.reporting.engine.classic.core.modules.output.support.itext;

import com.lowagie.text.pdf.BaseFont;
import org.pentaho.reporting.libraries.resourceloader.CompoundResource;
import org.pentaho.reporting.libraries.resourceloader.DependencyCollector;
import org.pentaho.reporting.libraries.resourceloader.FactoryParameterKey;
import org.pentaho.reporting.libraries.resourceloader.Resource;
import org.pentaho.reporting.libraries.resourceloader.ResourceCreationException;
import org.pentaho.reporting.libraries.resourceloader.ResourceData;
import org.pentaho.reporting.libraries.resourceloader.ResourceException;
import org.pentaho.reporting.libraries.resourceloader.ResourceFactory;
import org.pentaho.reporting.libraries.resourceloader.ResourceKey;
import org.pentaho.reporting.libraries.resourceloader.ResourceLoadingException;
import org.pentaho.reporting.libraries.resourceloader.ResourceManager;

import java.util.Map;

/**
 * Creation-Date: 16.05.2006, 17:19:38
 *
 * @author Thomas Morgner
 */
public class BaseFontResourceFactory implements ResourceFactory {
    public static final FactoryParameterKey FONTNAME = new FactoryParameterKey("filename");
    public static final FactoryParameterKey ENCODING = new FactoryParameterKey("encoding");
    public static final FactoryParameterKey EMBEDDED = new FactoryParameterKey("embedded");

    public BaseFontResourceFactory() {
    }

    public Resource create(final ResourceManager manager, final ResourceData data, final ResourceKey context)
            throws ResourceCreationException, ResourceLoadingException {
        final ResourceKey key = data.getKey();
        final Map factoryParameters = key.getFactoryParameters();
        final boolean embedded = Boolean.TRUE.equals(factoryParameters.get(BaseFontResourceFactory.EMBEDDED));
        final String encoding = String.valueOf(factoryParameters.get(BaseFontResourceFactory.ENCODING));
        final String fontType = String.valueOf(factoryParameters.get(BaseFontResourceFactory.FONTNAME));

        final DependencyCollector dc = new DependencyCollector(key, data.getVersion(manager));

        final byte[] ttfAfm = data.getResource(manager);
        byte[] pfb = null;
        if (embedded && (fontType.endsWith(".afm") || fontType.endsWith(".pfm"))) {
            final String pfbFileName = fontType.substring(0, fontType.length() - 4) + ".pfb";
            try {
                final ResourceKey pfbKey = manager.deriveKey(key, pfbFileName);
                final ResourceData res = manager.load(pfbKey);
                pfb = res.getResource(manager);
                dc.add(pfbKey, res.getVersion(manager));
            } catch (ResourceException e) {
                // ignore ..
            }
        }

        try {
            final BaseFont baseFont = BaseFont.createFont(fontType, encoding, embedded, false, ttfAfm, pfb);
            return new CompoundResource(key, dc, baseFont, getFactoryType());
        } catch (Exception e) {
            throw new ResourceCreationException("Failed to create the font " + fontType, e);
        }
    }

    public Class getFactoryType() {
        return BaseFont.class;
    }

    public void initializeDefaults() {
        // nothing needed ...
    }
}