/**
 * License Agreement.
 *
 * Rich Faces - Natural Ajax for Java Server Faces (JSF)
 *
 * Copyright (C) 2007 Exadel, Inc.
 *
 * This library 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.
 *
 * This library 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.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301  USA
 */

package org.ajax4jsf.resource;

import java.awt.image.BufferedImage;
import java.awt.image.RenderedImage;
import java.io.IOException;
import java.io.OutputStream;

import javax.imageio.ImageIO;

import org.ajax4jsf.resource.ResourceContext;

/**
 * @author asmirnov@exadel.com (latest modification by $Author: alexsmirnov $)
 * @version $Revision: 1.1.2.1 $ $Date: 2007/01/09 18:57:05 $
 * 
 */
public class PngRenderer extends ImageRenderer {

	public void sendImage(ResourceContext context, RenderedImage image)
			throws IOException {
		OutputStream outputStream = context.getOutputStream();
		try {
			ImageIO.write(image, "png", outputStream);
			outputStream.flush();
			outputStream.close();

		} catch (Exception e) {
			// IE can unexpected close connection
		}
	}

	public String getContentType() {
		// TODO Auto-generated method stub
		return "image/png";
	}

	public int getImageType() {
		// TODO Auto-generated method stub
		return BufferedImage.TYPE_INT_ARGB;
	}

}
