001/* 002 * SVG Salamander 003 * Copyright (c) 2004, Mark McKay 004 * All rights reserved. 005 * 006 * Redistribution and use in source and binary forms, with or 007 * without modification, are permitted provided that the following 008 * conditions are met: 009 * 010 * - Redistributions of source code must retain the above 011 * copyright notice, this list of conditions and the following 012 * disclaimer. 013 * - Redistributions in binary form must reproduce the above 014 * copyright notice, this list of conditions and the following 015 * disclaimer in the documentation and/or other materials 016 * provided with the distribution. 017 * 018 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 019 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 020 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 021 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 022 * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 023 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 024 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 025 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 026 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 027 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 028 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 029 * OF THE POSSIBILITY OF SUCH DAMAGE. 030 * 031 * Mark McKay can be contacted at mark@kitfox.com. Salamander and other 032 * projects can be found at http://www.kitfox.com 033 * 034 * Created on April 1, 2004, 6:40 AM 035 */ 036 037package com.kitfox.svg.composite; 038 039import com.kitfox.svg.SVGConst; 040import java.awt.*; 041import java.awt.image.*; 042import java.util.logging.Level; 043import java.util.logging.Logger; 044 045/** 046 * @author Mark McKay 047 * @author <a href="mailto:mark@kitfox.com">Mark McKay</a> 048 */ 049public class AdobeComposite implements Composite 050{ 051 public static final int CT_NORMAL = 0; 052 public static final int CT_MULTIPLY = 1; 053 public static final int CT_LAST = 2; 054 055 final int compositeType; 056 final float extraAlpha; 057 058 /** Creates a new instance of AdobeComposite */ 059 public AdobeComposite(int compositeType, float extraAlpha) 060 { 061 this.compositeType = compositeType; 062 this.extraAlpha = extraAlpha; 063 064 if (compositeType < 0 || compositeType >= CT_LAST) 065 { 066 Logger.getLogger(SVGConst.SVG_LOGGER).log(Level.WARNING, "Invalid composite type"); 067 } 068 069 if (extraAlpha < 0f || extraAlpha > 1f) 070 { 071 Logger.getLogger(SVGConst.SVG_LOGGER).log(Level.WARNING, "Invalid alpha"); 072 } 073 } 074 075 public int getCompositeType() { return compositeType; } 076 077 public CompositeContext createContext(ColorModel srcColorModel, ColorModel dstColorModel, RenderingHints hints) 078 { 079 return new AdobeCompositeContext(compositeType, extraAlpha); 080 } 081 082}