1 /*
   2  * Copyright (c) 2002, 2003, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any

 121             h *= 60.0f;
 122             if (h < 0) {
 123                 h += 360.0f;
 124             }
 125         }
 126         if (hls == null) {
 127             hls = new float[3];
 128         }
 129         hls[0] = h;
 130         hls[1] = l;
 131         hls[2] = s;
 132         return hls;
 133     }
 134 
 135     /**
 136      * Creates and returns a new color derived from the passed in color.
 137      * The transformation is done in the HLS color space using the specified
 138      * arguments to scale.
 139      *
 140      * @param color Color to alter
 141      * @param hFactory Amount to scale the hue
 142      * @param lFactor Amount to scale the lightness
 143      * @param sFactory Amount to sacle saturation
 144      * @return newly created color
 145      */
 146     static Color adjustColor(Color color, float hFactor, float lFactor,
 147                              float sFactor) {
 148         float h;
 149         float l;
 150         float s;
 151 
 152         synchronized(HLS_COLOR_LOCK) {
 153             float[] hls = rgbToHLS(color.getRGB(), HLS_COLORS);
 154             h = hls[0];
 155             l = hls[1];
 156             s = hls[2];
 157         }
 158         h = Math.min(360, hFactor * h);
 159         l = Math.min(1, lFactor * l);
 160         s = Math.min(1, sFactor * s);
 161         return new ColorUIResource(hlsToRGB(h, l, s));
 162     }
 163 

   1 /*
   2  * Copyright (c) 2002, 2017, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any

 121             h *= 60.0f;
 122             if (h < 0) {
 123                 h += 360.0f;
 124             }
 125         }
 126         if (hls == null) {
 127             hls = new float[3];
 128         }
 129         hls[0] = h;
 130         hls[1] = l;
 131         hls[2] = s;
 132         return hls;
 133     }
 134 
 135     /**
 136      * Creates and returns a new color derived from the passed in color.
 137      * The transformation is done in the HLS color space using the specified
 138      * arguments to scale.
 139      *
 140      * @param color Color to alter
 141      * @param hFactor Amount to scale the hue
 142      * @param lFactor Amount to scale the lightness
 143      * @param sFactor Amount to sacle saturation
 144      * @return newly created color
 145      */
 146     static Color adjustColor(Color color, float hFactor, float lFactor,
 147                              float sFactor) {
 148         float h;
 149         float l;
 150         float s;
 151 
 152         synchronized(HLS_COLOR_LOCK) {
 153             float[] hls = rgbToHLS(color.getRGB(), HLS_COLORS);
 154             h = hls[0];
 155             l = hls[1];
 156             s = hls[2];
 157         }
 158         h = Math.min(360, hFactor * h);
 159         l = Math.min(1, lFactor * l);
 160         s = Math.min(1, sFactor * s);
 161         return new ColorUIResource(hlsToRGB(h, l, s));
 162     }
 163