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Java > Open Source Codes > org > apache > fop > svg > PDFImageElementBridge


1 /*
2  * $Id: PDFImageElementBridge.java,v 1.1.2.3 2003/06/02 20:21:28 jeremias Exp $
3  * ============================================================================
4  * The Apache Software License, Version 1.1
5  * ============================================================================
6  *
7  * Copyright (C) 1999-2003 The Apache Software Foundation. All rights reserved.
8  *
9  * Redistribution and use in source and binary forms, with or without modifica-
10  * tion, are permitted provided that the following conditions are met:
11  *
12  * 1. Redistributions of source code must retain the above copyright notice,
13  * this list of conditions and the following disclaimer.
14  *
15  * 2. Redistributions in binary form must reproduce the above copyright notice,
16  * this list of conditions and the following disclaimer in the documentation
17  * and/or other materials provided with the distribution.
18  *
19  * 3. The end-user documentation included with the redistribution, if any, must
20  * include the following acknowledgment: "This product includes software
21  * developed by the Apache Software Foundation (http://www.apache.org/)."
22  * Alternately, this acknowledgment may appear in the software itself, if
23  * and wherever such third-party acknowledgments normally appear.
24  *
25  * 4. The names "FOP" and "Apache Software Foundation" must not be used to
26  * endorse or promote products derived from this software without prior
27  * written permission. For written permission, please contact
28  * apache@apache.org.
29  *
30  * 5. Products derived from this software may not be called "Apache", nor may
31  * "Apache" appear in their name, without prior written permission of the
32  * Apache Software Foundation.
33  *
34  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
35  * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
36  * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
37  * APACHE SOFTWARE FOUNDATION OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
38  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLU-
39  * DING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
40  * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
41  * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
42  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
43  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
44  * ============================================================================
45  *
46  * This software consists of voluntary contributions made by many individuals
47  * on behalf of the Apache Software Foundation and was originally created by
48  * James Tauber <jtauber@jtauber.com>. For more information on the Apache
49  * Software Foundation, please see <http://www.apache.org/>.
50  */
51 package org.apache.fop.svg;
52
53 import org.apache.batik.bridge.*;
54
55 import org.apache.fop.image.*;
56
57 import java.awt.Shape JavaDoc;
58 import java.awt.Graphics2D JavaDoc;
59 import java.awt.geom.Rectangle2D JavaDoc;
60 import java.awt.geom.Rectangle2D JavaDoc;
61
62 import org.apache.batik.gvt.AbstractGraphicsNode;
63
64 /**
65  * Bridge class for the &lt;image> element when jpeg images.
66  *
67  * @author <a HREF="mailto:keiron@aftexsw.com">Keiron Liddle</a>
68  */
69 public class PDFImageElementBridge extends SVGImageElementBridge {
70
71     /**
72      * Constructs a new bridge for the &lt;image> element.
73      */
74     public PDFImageElementBridge() {}
75 /*
76     protected GraphicsNode createRasterImageNode(BridgeContext ctx,
77             Element e, ParsedURL purl) {
78
79         try {
80             JpegImage jpeg = new JpegImage(new URL(purl.toString()));
81             PDFFilter filter = jpeg.getPDFFilter();
82             PDFJpegNode node = new PDFJpegNode(jpeg);
83             Rectangle2D bounds = node.getPrimitiveBounds();
84             float [] vb = new float[4];
85             vb[0] = 0; // x
86             vb[1] = 0; // y
87             vb[2] = (float) bounds.getWidth(); // width
88             vb[3] = (float) bounds.getHeight(); // height
89
90             // handles the 'preserveAspectRatio', 'overflow' and 'clip' and sets the
91             // appropriate AffineTransform to the image node
92             initializeViewport(ctx, e, node, vb, bounds);
93
94             return node;
95         } catch (Exception ex) {
96         }
97
98         return super.createRasterImageNode(ctx, e, purl);
99     }
100 */
101     public static class PDFJpegNode extends AbstractGraphicsNode {
102         JpegImage jpeg;
103         public PDFJpegNode(JpegImage j) {
104             jpeg = j;
105         }
106
107         public Shape JavaDoc getOutline() {
108             return getPrimitiveBounds();
109         }
110
111         public void primitivePaint(Graphics2D JavaDoc g2d) {
112             if (g2d instanceof PDFGraphics2D) {
113                 PDFGraphics2D pdfg = (PDFGraphics2D) g2d;
114                 pdfg.setTransform(getTransform());
115                 float x = 0;
116                 float y = 0;
117                 try {
118                     float width = jpeg.getWidth();
119                     float height = jpeg.getHeight();
120                     pdfg.addJpegImage(jpeg, x, y, width, height);
121                 } catch (Exception JavaDoc e) {
122                     e.printStackTrace();
123                 }
124             }
125         }
126
127         public Rectangle2D JavaDoc getGeometryBounds() {
128             return getPrimitiveBounds();
129         }
130
131         public Rectangle2D JavaDoc getPrimitiveBounds() {
132             try {
133                 return new Rectangle2D.Double JavaDoc(0, 0, jpeg.getWidth(),
134                                               jpeg.getHeight());
135             } catch (Exception JavaDoc e) {
136                 e.printStackTrace();
137             }
138             return null;
139         }
140
141         public Rectangle2D JavaDoc getSensitiveBounds() {
142             return getPrimitiveBounds();
143         }
144
145     }
146
147 }
148
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