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-rw-r--r--libjava/javax/swing/GrayFilter.java85
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diff --git a/libjava/javax/swing/GrayFilter.java b/libjava/javax/swing/GrayFilter.java
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--- a/libjava/javax/swing/GrayFilter.java
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-/* GrayFilter.java -- Java class for filtering Pixels to produce Gray Pictures
- Copyright (C) 1999 Free Software Foundation, Inc.
-
-This file is part of GNU Classpath.
-
-GNU Classpath is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2, or (at your option)
-any later version.
-
-GNU Classpath 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 for more details.
-
-You should have received a copy of the GNU General Public License
-along with GNU Classpath; see the file COPYING. If not, write to the
-Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
-02111-1307 USA.
-
-Linking this library statically or dynamically with other modules is
-making a combined work based on this library. Thus, the terms and
-conditions of the GNU General Public License cover the whole
-combination.
-
-As a special exception, the copyright holders of this library give you
-permission to link this library with independent modules to produce an
-executable, regardless of the license terms of these independent
-modules, and to copy and distribute the resulting executable under
-terms of your choice, provided that you also meet, for each linked
-independent module, the terms and conditions of the license of that
-module. An independent module is a module which is not derived from
-or based on this library. If you modify this library, you may extend
-this exception to your version of the library, but you are not
-obligated to do so. If you do not wish to do so, delete this
-exception statement from your version. */
-
-
-package javax.swing;
-
-import java.awt.Image;
-import java.awt.image.FilteredImageSource;
-import java.awt.image.RGBImageFilter;
-import java.awt.Toolkit;
-
-public class GrayFilter extends RGBImageFilter
-{
- private boolean b;
- private int p;
-
- /**
- Create a GrayFilter. If b is true then brighten. Also, indicate how much gray.
-
- @param b if brighten
- @param p percent of gray, 0 - 100
- */
- public GrayFilter(boolean b, int p)
- {
- this.b = b; //FIXME - HANDLE THIS
- this.p = p;
- }
-
- /**
- Create grayed image
-
- @param i image to gray
-
- @return a grayed image
- */
- public static Image createDisabledImage(Image src)
- {
- return Toolkit.getDefaultToolkit().createImage( new FilteredImageSource(src.getSource(),
- new GrayFilter(false, 100)));
- }
-
- /**
- Filter RGB to gray
- */
- public int filterRGB(int x,
- int y,
- int rgb)
- {
- return (int) ( ( p * ( 0.299 * ( (0xff0000 & rgb) >> 16) + 0.587 * ( (0xff00 & rgb) >> 8 ) + 0.114 * (0xff & rgb ) ) ));
- }
-}