de.intarsys.pdf.font.NamedCMap Maven / Gradle / Ivy

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/*
 * Copyright (c) 2007, intarsys consulting GmbH
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * - Redistributions of source code must retain the above copyright notice,
 *   this list of conditions and the following disclaimer.
 *
 * - 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.
 *
 * - Neither the name of intarsys 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 DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */
package de.intarsys.pdf.font;

import java.io.IOException;
import java.io.InputStream;

import de.intarsys.pdf.content.CSContent;
import de.intarsys.pdf.cos.COSName;
import de.intarsys.pdf.cos.COSObject;
import de.intarsys.tools.stream.StreamTools;

/**
 * 
 */
public class NamedCMap extends StreamBasedCMap {
	/**
	 * The meta class implementation
	 */
	public static class MetaClass extends StreamBasedCMap.MetaClass {
		protected MetaClass(Class instanceClass) {
			super(instanceClass);
		}
	}

	/** The meta class instance */
	public static final MetaClass META = new MetaClass(MetaClass.class
			.getDeclaringClass());

	static public CMap loadCMap(COSName name) {
		ClassLoader loader = NamedCMap.class.getClassLoader();
		InputStream is = loader.getResourceAsStream("cmaps/"
				+ name.stringValue() + ".cmap");
		if (is == null) {
			return null;
		}
		try {
			byte[] bytes = StreamTools.toByteArray(is);
			NamedCMap map = new NamedCMap(name);
			CSContent content = CSContent.createFromBytes(bytes);
			map.initializeFromContent(content);
			return map;
		} catch (IOException e) {
			return null;
		}
	}

	protected NamedCMap(COSObject object) {
		super(object);
	}
}