src/pixy/image/png/SRGBBuilder.java

/*
 * Copyright (c) 2014-2021 by Wen Yu
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License 2.0 which is available at
 * http://www.eclipse.org/legal/epl-2.0.
 *
 * This Source Code may also be made available under the following Secondary
 * Licenses when the conditions for such availability set forth in the Eclipse
 * Public License, v. 2.0 are satisfied: GNU General Public License, version 2
 * or any later version.
 *
 * SPDX-License-Identifier: EPL-2.0 OR GPL-2.0-or-later
 */

package pixy.image.png;

import pixy.util.Builder;

/**
 * PNG sRGB chunk builder
 *  
 * @author Wen Yu, yuwen_66@yahoo.com
 * @version 1.0 10/16/2013
 */
public class SRGBBuilder extends ChunkBuilder implements Builder<Chunk> {
	
	private byte renderingIntent;

	public SRGBBuilder renderingIntent(byte renderingIntent) {
		if (renderingIntent < 0 || renderingIntent > 3) 
			throw new IllegalArgumentException("Invalid rendering intent: " + renderingIntent);
		this.renderingIntent = renderingIntent;
		return this;
	}
	
	public SRGBBuilder() {
		super(ChunkType.SRGB);		
	}	

	@Override
	protected byte[] buildData() {
		// 1 bytes
		byte[] data = {renderingIntent};
		
		return data;
	}
}