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Java > Open Source Codes > org > openlaszlo > iv > flash > api > RemoveObject


1 /*
2  * $Id: RemoveObject.java,v 1.2 2002/02/15 23:44:27 skavish Exp $
3  *
4  * ==========================================================================
5  *
6  * The JGenerator Software License, Version 1.0
7  *
8  * Copyright (c) 2000 Dmitry Skavish (skavish@usa.net). All rights reserved.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions are met:
12  *
13  * 1. Redistributions of source code must retain the above copyright
14  * notice, this list of conditions and the following disclaimer.
15  *
16  * 2. Redistributions in binary form must reproduce the above copyright
17  * notice, this list of conditions and the following disclaimer in
18  * the documentation and/or other materials provided with the
19  * distribution.
20  *
21  * 3. The end-user documentation included with the redistribution, if
22  * any, must include the following acknowlegement:
23  * "This product includes software developed by Dmitry Skavish
24  * (skavish@usa.net, http://www.flashgap.com/)."
25  * Alternately, this acknowlegement may appear in the software itself,
26  * if and wherever such third-party acknowlegements normally appear.
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28  * 4. The name "The JGenerator" must not be used to endorse or promote
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30  * For written permission, please contact skavish@usa.net.
31  *
32  * 5. Products derived from this software may not be called "The JGenerator"
33  * nor may "The JGenerator" appear in their names without prior written
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36  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
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50
51 package org.openlaszlo.iv.flash.api;
52
53 import org.openlaszlo.iv.flash.parser.*;
54 import org.openlaszlo.iv.flash.util.*;
55 import java.io.PrintStream JavaDoc;
56
57 /**
58  * RemoveObject tag
59  * <P>
60  * The RemoveObject tag removes the specified character
61  * (at the specified depth) from the display list.
62  *
63  * @author Dmitry Skavish
64  * @see Instance
65  */
66 public final class RemoveObject extends FlashObject {
67
68     public FlashDef def;
69     public int depth;
70
71     public RemoveObject() {}
72
73     public RemoveObject( int depth ) {
74         this.depth = depth;
75     }
76
77     public RemoveObject( int depth, FlashDef def ) {
78         this.depth = depth;
79         this.def = def;
80     }
81
82     public int getTag() {
83         if( def != null ) return Tag.REMOVEOBJECT;
84         return Tag.REMOVEOBJECT2;
85     }
86
87     public static RemoveObject parse( Parser p ) {
88         RemoveObject o = new RemoveObject();
89         o.def = p.getDef(p.getUWord());
90         o.depth = p.getUWord();
91         return o;
92     }
93
94     public static RemoveObject parse2( Parser p ) {
95         RemoveObject o = new RemoveObject();
96         o.depth = p.getUWord();
97         return o;
98     }
99
100     public void collectDeps( DepsCollector dc ) {
101         // placeobject had to to the job, so we don't need it (do we?)
102 // if( def != null ) dc.addDep( def );
103 }
104
105     public void write( FlashOutput fob ) {
106         if( def != null ) {
107             fob.writeTag( Tag.REMOVEOBJECT, 4 );
108             fob.writeDefID( def );
109             fob.writeWord(depth);
110         } else {
111             fob.writeTag( Tag.REMOVEOBJECT2, 2 );
112             fob.writeWord(depth);
113         }
114     }
115
116     public void printContent( PrintStream JavaDoc out, String JavaDoc indent ) {
117         out.println( indent+"RemoveObject: depth="+depth+((def==null)?"":(" id="+def.getID())) );
118     }
119
120     protected FlashItem copyInto( FlashItem item, ScriptCopier copier ) {
121         super.copyInto( item, copier );
122         ((RemoveObject)item).def = copier.copy(def);
123         ((RemoveObject)item).depth = depth;
124         return item;
125     }
126
127     public FlashItem getCopy( ScriptCopier copier ) {
128         return copyInto( new RemoveObject(), copier );
129     }
130 }
131
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