fop/src/java/org/apache/fop/fo/ColorProfile.java

/*
 * $Id: ColorProfile.java,v 1.10 2003/03/05 21:48:01 jeremias Exp $
 * ============================================================================
 *                    The Apache Software License, Version 1.1
 * ============================================================================
 * 
 * Copyright (C) 1999-2003 The Apache Software Foundation. All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without modifica-
 * tion, are permitted provided that the following conditions are met:
 * 
 * 1. Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 * 
 * 2. 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.
 * 
 * 3. The end-user documentation included with the redistribution, if any, must
 *    include the following acknowledgment: "This product includes software
 *    developed by the Apache Software Foundation (http://www.apache.org/)."
 *    Alternately, this acknowledgment may appear in the software itself, if
 *    and wherever such third-party acknowledgments normally appear.
 * 
 * 4. The names "FOP" and "Apache Software Foundation" must not be used to
 *    endorse or promote products derived from this software without prior
 *    written permission. For written permission, please contact
 *    apache@apache.org.
 * 
 * 5. Products derived from this software may not be called "Apache", nor may
 *    "Apache" appear in their name, without prior written permission of the
 *    Apache Software Foundation.
 * 
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED 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
 * APACHE SOFTWARE FOUNDATION OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLU-
 * DING, 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.
 * ============================================================================
 * 
 * This software consists of voluntary contributions made by many individuals
 * on behalf of the Apache Software Foundation and was originally created by
 * James Tauber <jtauber@jtauber.com>. For more information on the Apache
 * Software Foundation, please see <http://www.apache.org/>.
 */ 
package org.apache.fop.fo;

// Java
import java.awt.color.ICC_Profile;
import java.awt.color.ICC_ColorSpace;
import java.net.URL;
import java.io.IOException;
import java.io.InputStream;

// FOP
import org.apache.fop.datatypes.ColorType;

/**
 * The fo:color-profile formatting object.
 * This loads the color profile when needed and resolves a requested color.
 */
public class ColorProfile extends FObj {
    private int intent;
    private String src;
    private String profileName;
    private ICC_ColorSpace colorSpace = null;

    /**
     * @see org.apache.fop.fo.FONode#FONode(FONode)
     */
    protected ColorProfile(FONode parent) {
        super(parent);
    }

    public void end() {
        src = this.properties.get("src").getString();
        profileName = this.properties.get("color-profile-name").getString();
        intent = this.properties.get("rendering-intent").getEnum();
        this.properties = null;
    }

    /**
     * Get the name of this color profile.
     */
    public String getProfileName() {
        return profileName;
    }

    /**
     * Get the color specified with the color values from the color profile.
     * The default values are used if the profile could not be loaded
     * or the value is not found.
     */
    public ColorType getColor(int[] colorVals, int defR, int defG, int defB) {
        // float[] rgbvals = colorSpace.toRGB(colorVals);
        // return new ColorType(rgbvals);
        return null;
    }

    /**
     * Load the color profile.
     */
    private void load() {
        try {
            URL url = new URL(src);
            InputStream is = url.openStream();
            ICC_Profile iccProfile = ICC_Profile.getInstance(is);
            colorSpace = new ICC_ColorSpace(iccProfile);
        } catch (IOException ioe) {
            getLogger().error("Could not read Color Profile src", ioe);
        } catch (IllegalArgumentException iae) {
            getLogger().error("Color Profile src not an ICC Profile", iae);
        }
    }
}