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Java > Open Source Codes > org > openlaszlo > iv > flash > fop > FOPHelper


1 /*
2  * $Id: FOPHelper.java,v 1.3 2002/02/24 02:10:19 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.
27  *
28  * 4. The name "The JGenerator" must not be used to endorse or promote
29  * products derived from this software without prior written permission.
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
34  * permission of Dmitry Skavish.
35  *
36  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
37  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
38  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
39  * DISCLAIMED. IN NO EVENT SHALL DMITRY SKAVISH OR THE OTHER
40  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
41  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
42  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
43  * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
44  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
45  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
46  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
47  * SUCH DAMAGE.
48  *
49  */
50
51 package org.openlaszlo.iv.flash.fop;
52
53 import org.openlaszlo.iv.flash.util.*;
54
55 import org.openlaszlo.iv.flash.api.*;
56
57 import org.apache.fop.apps.*;
58 import org.apache.fop.messaging.MessageHandler;
59 import org.apache.fop.viewer.*;
60
61 import org.xml.sax.*;
62 import org.apache.xerces.parsers.*;
63
64 import java.awt.geom.*;
65 import java.io.*;
66 import java.net.*;
67 import java.util.*;
68
69 /**
70  * FOPHelper
71  *
72  * @author James Taylor
73  */
74
75 public class FOPHelper
76 {
77     private InputSource foInput;
78
79     private String JavaDoc linkHandler;
80
81     private Script script;
82     private Rectangle2D maxPageBounds;
83
84     /**
85      * Changes the XSLFO InputSource, this input source is
86      * requierd in order to generate a SWF movie.
87      *
88      * @param input_source inputsource pointing to the XSLFO file/stream
89      */
90
91     public void setXSLFOInputSource( InputSource inputSource )
92     {
93         this.foInput = inputSource;
94     }
95
96     public void setXSLFOInputSource( String JavaDoc s )
97     {
98         this.foInput = new InputSource( new StringReader( s ) );
99     }
100
101     public void setLinkHandler( String JavaDoc s )
102     {
103         linkHandler = s;
104     }
105
106     /**
107      * Generates the SWF movie from the passed input parameters using FOP.
108      */
109
110     public void render() throws IVException, IOException, FOPException
111     {
112         SWFRenderer renderer = new SWFRenderer();
113
114         renderer.setLinkHandler( linkHandler );
115
116         Driver driver = new Driver();
117
118         driver.addElementMapping( "org.apache.fop.fo.StandardElementMapping" );
119         // driver.addElementMapping( "org.apache.fop.svg.SVGElementMapping" );
120
121         driver.setRenderer( renderer );
122         driver.setInputSource( this.foInput );
123
124         driver.run();
125
126         // Store results
127
128         this.script = renderer.getScriptBuilder().getScript();
129
130         script.getFrameAt( 0 ).addStopAction();
131
132         this.maxPageBounds = renderer.getScriptBuilder().getMaxPageBounds();
133     }
134
135     public Script getScript()
136     {
137         return script;
138     }
139
140     public Rectangle2D getMaxPageBounds()
141     {
142         return maxPageBounds;
143     }
144 }
145
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