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/*******************************************************************************
 * Copyright (c) 2014 The University of Reading
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, 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. Neither the name of the University of Reading, nor the names of the
 *    authors or contributors may be used to endorse or promote products
 *    derived from this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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
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 ******************************************************************************/

package uk.ac.rdg.resc.edal.graphics.style;

import java.awt.Color;

/**
 * A {@link ColourScheme} which treats all values as their equivalent RGB
 * integer value (see {@link Color#Color(int)})
 *
 * @author Guy Griffiths
 */
public class RGBColourScheme extends ColourScheme {
    private static final Color TRANSPARENT = new Color(0, true);

    @Override
    public Color getColor(Number value) {
        if (value == null) {
            return TRANSPARENT;
        }
        return new Color(value.intValue());
    }

    @Override
    public Float getScaleMin() {
        return (float) Integer.MIN_VALUE;
    }

    @Override
    public Float getScaleMax() {
        return (float) Integer.MAX_VALUE;
    }

}