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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
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package de.intarsys.pdf.pd;

import de.intarsys.pdf.cos.COSBasedObject;
import de.intarsys.pdf.cos.COSObject;
import de.intarsys.pdf.cos.COSStream;

/**
 * Support for indexed color spaces.
 */
public class PDCSIndexed extends PDCSSpecial {
	/**
	 * The meta class implementation
	 */
	public static class MetaClass extends PDCSSpecial.MetaClass {
		protected MetaClass(Class paramInstanceClass) {
			super(paramInstanceClass);
		}

		@Override
		public COSBasedObject doCreateCOSBasedObjectBasic(COSObject object) {
			return new PDCSIndexed(object);
		}

	}

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

	private PDColorSpace baseColorSpace;

	private byte[] colorBytes;

	private int colorCount;

	protected PDCSIndexed(COSObject object) {
		super(object);

		COSObject byteObject;
		baseColorSpace = (PDColorSpace) PDColorSpace.META.createFromCos(object
				.asArray().get(1));
		colorCount = object.asArray().get(2).asInteger().intValue() + 1;
		byteObject = object.asArray().get(3);
		if (byteObject instanceof COSStream) {
			colorBytes = ((COSStream) byteObject).getDecodedBytes();
		} else {
			colorBytes = byteObject.asString().byteValue();
		}
	}

	public PDColorSpace getBaseColorSpace() {
		return baseColorSpace;
	}

	public byte[] getColorBytes() {
		return colorBytes;
	}

	public int getColorCount() {
		return colorCount;
	}

}