src/share/classes/javax/swing/DebugGraphicsFilter.java

/*
 * Copyright (c) 1997, 1998, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code 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 General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
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 *
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package javax.swing;

import java.awt.*;
import java.awt.image.*;

/** Color filter for DebugGraphics, used for images only.
  *
  * @author Dave Karlton
  */
class DebugGraphicsFilter extends RGBImageFilter {
    Color color;

    DebugGraphicsFilter(Color c) {
        canFilterIndexColorModel = true;
        color = c;
    }

    public int filterRGB(int x, int y, int rgb) {
        return color.getRGB() | (rgb & 0xFF000000);
    }
}