/* * __ .__ .__ ._____. * _/ |_ _______ __|__| ____ | | |__\_ |__ ______ * \ __\/ _ \ \/ / |/ ___\| | | || __ \ / ___/ * | | ( <_> > <| \ \___| |_| || \_\ \\___ \ * |__| \____/__/\_ \__|\___ >____/__||___ /____ > * \/ \/ \/ \/ * * Copyright (c) 2006-2011 Karsten Schmidt * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * http://creativecommons.org/licenses/LGPL/2.1/ * * This library 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA */ package toxi.color; /** * Compares 2 colors by one of their HSV component values. */ public class HSVAccessor extends AccessCriteria { private final int component; /** * * @param comp */ public HSVAccessor(int comp) { component = comp; } /** * * @param a * @param b * @return */ @Override public int compare(ReadonlyTColor a, ReadonlyTColor b) { float ca, cb; switch (component) { case 0: ca = a.hue(); cb = b.hue(); break; case 1: ca = a.saturation(); cb = b.saturation(); break; case 2: default: ca = a.brightness(); cb = b.brightness(); } return Float.compare(ca, cb); } /** * * @param col * @return */ @Override public float getComponentValueFor(ReadonlyTColor col) { float comp; switch (component) { case 0: comp = col.hue(); break; case 1: comp = col.saturation(); break; case 2: default: comp = col.brightness(); } return comp; } /** * * @param col * @param val */ @Override public void setComponentValueFor(TColor col, float val) { switch (component) { case 0: col.setHue(val); break; case 1: col.setSaturation(val); break; case 2: default: col.setBrightness(val); } } }