001: /*
002: * $Id: SetCustomColorCommand.java,v 1.5 2002/06/12 23:54:14 skavish Exp $
003: *
004: * ===========================================================================
005: *
006: * The JGenerator Software License, Version 1.0
007: *
008: * Copyright (c) 2000 Dmitry Skavish (skavish@usa.net). All rights reserved.
009: *
010: * Redistribution and use in source and binary forms, with or without
011: * modification, are permitted provided that the following conditions are met:
012: *
013: * 1. Redistributions of source code must retain the above copyright
014: * notice, this list of conditions and the following disclaimer.
015: *
016: * 2. Redistributions in binary form must reproduce the above copyright
017: * notice, this list of conditions and the following disclaimer in
018: * the documentation and/or other materials provided with the
019: * distribution.
020: *
021: * 3. The end-user documentation included with the redistribution, if
022: * any, must include the following acknowlegement:
023: * "This product includes software developed by Dmitry Skavish
024: * (skavish@usa.net, http://www.flashgap.com/)."
025: * Alternately, this acknowlegement may appear in the software itself,
026: * if and wherever such third-party acknowlegements normally appear.
027: *
028: * 4. The name "The JGenerator" must not be used to endorse or promote
029: * products derived from this software without prior written permission.
030: * For written permission, please contact skavish@usa.net.
031: *
032: * 5. Products derived from this software may not be called "The JGenerator"
033: * nor may "The JGenerator" appear in their names without prior written
034: * permission of Dmitry Skavish.
035: *
036: * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
037: * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
038: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
039: * DISCLAIMED. IN NO EVENT SHALL DMITRY SKAVISH OR THE OTHER
040: * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
041: * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
042: * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
043: * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
044: * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
045: * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
046: * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
047: * SUCH DAMAGE.
048: *
049: */
050:
051: package org.openlaszlo.iv.flash.commands;
052:
053: import org.openlaszlo.iv.flash.parser.*;
054: import org.openlaszlo.iv.flash.api.*;
055: import org.openlaszlo.iv.flash.util.*;
056: import org.openlaszlo.iv.flash.context.Context;
057:
058: public class SetCustomColorCommand extends GenericCommand {
059:
060: public SetCustomColorCommand() {
061: }
062:
063: private int parseNumber(String num, int def, int max) {
064: if (num == null)
065: return def;
066: try {
067: double d = Double.valueOf(num).doubleValue();
068: if (d < 0 || d > max) {
069: return def;
070: }
071: return (int) d;
072: } catch (NumberFormatException e) {
073: return def;
074: }
075: }
076:
077: private int parsePercent(String num) {
078: int percent = parseNumber(num, 100, 100);
079: return (percent * 255) / 100;
080: }
081:
082: public void doCommand(FlashFile file, Context context,
083: Script parent, int frameNum) throws IVException {
084: Instance inst = getCommandInstance(file, context, parent,
085: frameNum);
086:
087: // process corresponding flash def first
088: processFlashDef(inst, file, context);
089:
090: int percentred = parsePercent(getParameter(context,
091: "percentred"));
092: int percentgreen = parsePercent(getParameter(context,
093: "percentgreen"));
094: int percentblue = parsePercent(getParameter(context,
095: "percentblue"));
096: int percentalpha = parsePercent(getParameter(context,
097: "percentalpha"));
098: int offsetred = parseNumber(getParameter(context, "offsetred"),
099: 0, 255);
100: int offsetgreen = parseNumber(getParameter(context,
101: "offsetgreen"), 0, 255);
102: int offsetblue = parseNumber(
103: getParameter(context, "offsetblue"), 0, 255);
104: int offsetalpha = parseNumber(getParameter(context,
105: "offsetalpha"), 0, 255);
106:
107: CXForm cx = inst.cxform = new CXForm(true);
108:
109: cx.setRedMul(percentred);
110: cx.setGreenMul(percentgreen);
111: cx.setBlueMul(percentblue);
112: cx.setAlphaMul(percentalpha);
113:
114: cx.setRedAdd(offsetred);
115: cx.setGreenAdd(offsetgreen);
116: cx.setBlueAdd(offsetblue);
117: cx.setAlphaAdd(offsetalpha);
118: }
119:
120: }
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