Source Code Cross Referenced for RenderableReplacedContent.java in  » Report » pentaho-report » org » jfree » report » layout » model » Java Source Code / Java DocumentationJava Source Code and Java Documentation

Java Source Code / Java Documentation
1. 6.0 JDK Core
2. 6.0 JDK Modules
3. 6.0 JDK Modules com.sun
4. 6.0 JDK Modules com.sun.java
5. 6.0 JDK Modules sun
6. 6.0 JDK Platform
7. Ajax
8. Apache Harmony Java SE
9. Aspect oriented
10. Authentication Authorization
11. Blogger System
12. Build
13. Byte Code
14. Cache
15. Chart
16. Chat
17. Code Analyzer
18. Collaboration
19. Content Management System
20. Database Client
21. Database DBMS
22. Database JDBC Connection Pool
23. Database ORM
24. Development
25. EJB Server geronimo
26. EJB Server GlassFish
27. EJB Server JBoss 4.2.1
28. EJB Server resin 3.1.5
29. ERP CRM Financial
30. ESB
31. Forum
32. GIS
33. Graphic Library
34. Groupware
35. HTML Parser
36. IDE
37. IDE Eclipse
38. IDE Netbeans
39. Installer
40. Internationalization Localization
41. Inversion of Control
42. Issue Tracking
43. J2EE
44. JBoss
45. JMS
46. JMX
47. Library
48. Mail Clients
49. Net
50. Parser
51. PDF
52. Portal
53. Profiler
54. Project Management
55. Report
56. RSS RDF
57. Rule Engine
58. Science
59. Scripting
60. Search Engine
61. Security
62. Sevlet Container
63. Source Control
64. Swing Library
65. Template Engine
66. Test Coverage
67. Testing
68. UML
69. Web Crawler
70. Web Framework
71. Web Mail
72. Web Server
73. Web Services
74. Web Services apache cxf 2.0.1
75. Web Services AXIS2
76. Wiki Engine
77. Workflow Engines
78. XML
79. XML UI
Java
Java Tutorial
Java Open Source
Jar File Download
Java Articles
Java Products
Java by API
Photoshop Tutorials
Maya Tutorials
Flash Tutorials
3ds-Max Tutorials
Illustrator Tutorials
GIMP Tutorials
C# / C Sharp
C# / CSharp Tutorial
C# / CSharp Open Source
ASP.Net
ASP.NET Tutorial
JavaScript DHTML
JavaScript Tutorial
JavaScript Reference
HTML / CSS
HTML CSS Reference
C / ANSI-C
C Tutorial
C++
C++ Tutorial
Ruby
PHP
Python
Python Tutorial
Python Open Source
SQL Server / T-SQL
SQL Server / T-SQL Tutorial
Oracle PL / SQL
Oracle PL/SQL Tutorial
PostgreSQL
SQL / MySQL
MySQL Tutorial
VB.Net
VB.Net Tutorial
Flash / Flex / ActionScript
VBA / Excel / Access / Word
XML
XML Tutorial
Microsoft Office PowerPoint 2007 Tutorial
Microsoft Office Excel 2007 Tutorial
Microsoft Office Word 2007 Tutorial
Java Source Code / Java Documentation » Report » pentaho report » org.jfree.report.layout.model 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /**
002:         * ===========================================
003:         * JFreeReport : a free Java reporting library
004:         * ===========================================
005:         *
006:         * Project Info:  http://reporting.pentaho.org/
007:         *
008:         * (C) Copyright 2001-2007, by Object Refinery Ltd, Pentaho Corporation and Contributors.
009:         *
010:         * This library is free software; you can redistribute it and/or modify it under the terms
011:         * of the GNU Lesser General Public License as published by the Free Software Foundation;
012:         * either version 2.1 of the License, or (at your option) any later version.
013:         *
014:         * This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
015:         * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
016:         * See the GNU Lesser General Public License for more details.
017:         *
018:         * You should have received a copy of the GNU Lesser General Public License along with this
019:         * library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
020:         * Boston, MA 02111-1307, USA.
021:         *
022:         * [Java is a trademark or registered trademark of Sun Microsystems, Inc.
023:         * in the United States and other countries.]
024:         *
025:         * ------------
026:         * RenderableReplacedContent.java
027:         * ------------
028:         * (C) Copyright 2001-2007, by Object Refinery Ltd, Pentaho Corporation and Contributors.
029:         */package org.jfree.report.layout.model;
030:
031:        import java.awt.Dimension;
032:        import java.awt.Shape;
033:        import java.awt.geom.Rectangle2D;
034:
035:        import org.jfree.report.ImageContainer;
036:        import org.jfree.report.layout.output.OutputProcessorFeature;
037:        import org.jfree.report.layout.output.OutputProcessorMetaData;
038:        import org.jfree.report.style.ElementStyleKeys;
039:        import org.jfree.report.style.StyleSheet;
040:        import org.jfree.report.util.geom.StrictGeomUtility;
041:        import org.jfree.resourceloader.ResourceKey;
042:        import org.jfree.ui.ExtendedDrawable;
043:
044:        /**
045:         * Creation-Date: 03.04.2007, 15:10:19
046:         *
047:         * @author Thomas Morgner
048:         */
049:        public class RenderableReplacedContent extends RenderNode {
050:            private transient Object contentCached;
051:            private Object content;
052:            private ResourceKey source;
053:            private boolean imageResolutionMapping;
054:            private boolean avoidPagebreaksInside;
055:            private long contentWidth;
056:            private long contentHeight;
057:
058:            private RenderLength requestedWidth;
059:            private RenderLength requestedHeight;
060:            private RenderLength minimumWidth;
061:            private RenderLength minimumHeight;
062:            private RenderLength maximumWidth;
063:            private RenderLength maximumHeight;
064:
065:            public RenderableReplacedContent(final StyleSheet styleSheet,
066:                    final Object content, final ResourceKey source,
067:                    final OutputProcessorMetaData metaData) {
068:                super (styleSheet);
069:                this .content = content;
070:                this .source = source;
071:                this .avoidPagebreaksInside = styleSheet
072:                        .getBooleanStyleProperty(ElementStyleKeys.AVOID_PAGEBREAK_INSIDE);
073:                setMajorAxis(VERTICAL_AXIS);
074:                setMinorAxis(HORIZONTAL_AXIS);
075:
076:                minimumWidth = RenderLength.createFromRaw(styleSheet
077:                        .getDoubleStyleProperty(ElementStyleKeys.MIN_WIDTH, 0));
078:                minimumHeight = RenderLength
079:                        .createFromRaw(styleSheet.getDoubleStyleProperty(
080:                                ElementStyleKeys.MIN_HEIGHT, 0));
081:                maximumWidth = RenderLength.createFromRaw(styleSheet
082:                        .getDoubleStyleProperty(ElementStyleKeys.MAX_WIDTH,
083:                                Short.MAX_VALUE));
084:                maximumHeight = RenderLength.createFromRaw(styleSheet
085:                        .getDoubleStyleProperty(ElementStyleKeys.MAX_HEIGHT,
086:                                Short.MAX_VALUE));
087:
088:                final Float prefWidth = (Float) styleSheet.getStyleProperty(
089:                        ElementStyleKeys.WIDTH, null);
090:                if (prefWidth != null) {
091:                    requestedWidth = RenderLength.createFromRaw(prefWidth
092:                            .doubleValue());
093:                } else {
094:                    requestedWidth = RenderLength.AUTO;
095:                }
096:
097:                final Float prefHeight = (Float) styleSheet.getStyleProperty(
098:                        ElementStyleKeys.HEIGHT, null);
099:                if (prefHeight != null) {
100:                    requestedHeight = RenderLength.createFromRaw(prefHeight
101:                            .doubleValue());
102:                } else {
103:                    requestedHeight = RenderLength.AUTO;
104:                }
105:
106:                if (content instanceof  ImageContainer) {
107:                    this .imageResolutionMapping = metaData
108:                            .isFeatureSupported(OutputProcessorFeature.IMAGE_RESOLUTION_MAPPING);
109:                    final double displayResolution = metaData
110:                            .getNumericFeatureValue(OutputProcessorFeature.DEVICE_RESOLUTION);
111:                    final double correctionFactorPxToPoint = 72.0 / displayResolution;
112:
113:                    final ImageContainer ir = (ImageContainer) content;
114:                    final double scaleX = ir.getScaleX();
115:                    final double scaleY = ir.getScaleY();
116:                    if (imageResolutionMapping) {
117:                        contentWidth = StrictGeomUtility.toInternalValue(ir
118:                                .getImageWidth()
119:                                * scaleX * correctionFactorPxToPoint);
120:                        contentHeight = StrictGeomUtility.toInternalValue(ir
121:                                .getImageHeight()
122:                                * scaleY * correctionFactorPxToPoint);
123:                    } else {
124:                        contentWidth = StrictGeomUtility.toInternalValue(ir
125:                                .getImageWidth()
126:                                * scaleX);
127:                        contentHeight = StrictGeomUtility.toInternalValue(ir
128:                                .getImageHeight()
129:                                * scaleY);
130:                    }
131:                } else if (content instanceof  ExtendedDrawable) {
132:                    final ExtendedDrawable edr = (ExtendedDrawable) content;
133:                    final Dimension preferredSize = edr.getPreferredSize();
134:                    contentWidth = StrictGeomUtility
135:                            .toInternalValue(preferredSize.getWidth());
136:                    contentHeight = StrictGeomUtility
137:                            .toInternalValue(preferredSize.getHeight());
138:                } else if (content instanceof  Shape) {
139:                    final Shape s = (Shape) content;
140:                    final Rectangle2D bounds2D = s.getBounds2D();
141:                    contentWidth = StrictGeomUtility.toInternalValue(bounds2D
142:                            .getWidth());
143:                    contentHeight = StrictGeomUtility.toInternalValue(bounds2D
144:                            .getHeight());
145:                }
146:
147:                //Log.debug (this);
148:            }
149:
150:            public ResourceKey getSource() {
151:                return source;
152:            }
153:
154:            public Object getRawObject() {
155:                return content;
156:            }
157:
158:            public long getContentWidth() {
159:                return contentWidth;
160:            }
161:
162:            public long getContentHeight() {
163:                return contentHeight;
164:            }
165:
166:            public RenderLength getRequestedWidth() {
167:                return requestedWidth;
168:            }
169:
170:            public RenderLength getRequestedHeight() {
171:                return requestedHeight;
172:            }
173:
174:            public boolean isImageResolutionMapping() {
175:                return imageResolutionMapping;
176:            }
177:
178:            public boolean isAvoidPagebreaksInside() {
179:                return avoidPagebreaksInside;
180:            }
181:
182:            public long computeWidth(final long bcw) {
183:                final long width = computeWidthInternal(bcw);
184:                return computeLength(minimumWidth.resolve(bcw), maximumWidth
185:                        .resolve(bcw), width);
186:            }
187:
188:            public long computeHeight(final long bcw, final long computedWidth) {
189:                final long height = computeHeightInternal(bcw, computedWidth);
190:                return computeLength(minimumHeight.resolve(bcw), maximumHeight
191:                        .resolve(bcw), height);
192:            }
193:
194:            private long computeLength(final long min, final long max,
195:                    final long pref) {
196:                if (pref > max) {
197:                    if (max < min) {
198:                        return min;
199:                    }
200:                    return max;
201:                }
202:
203:                if (pref < min) {
204:                    if (max < min) {
205:                        return max;
206:                    }
207:                    return min;
208:                }
209:
210:                if (max < pref) {
211:                    return max;
212:                }
213:                return pref;
214:            }
215:
216:            private long computeWidthInternal(final long blockContextWidth) {
217:                if (RenderLength.AUTO.equals(getRequestedWidth())) {
218:                    // if width is auto, and height is auto,
219:                    if (RenderLength.AUTO.equals(getRequestedHeight())) {
220:                        // use the intrinsic width ..
221:                        return getContentWidth();
222:                    }
223:                    // if height is not auto, but the width is, then compute a width that
224:                    // preserves the aspect ratio.
225:                    else if (getContentHeight() > 0) {
226:                        final long height = getRequestedHeight().resolve(
227:                                blockContextWidth);
228:                        return height * getComputedWidth() / getContentHeight();
229:                    } else {
230:                        return 0;
231:                    }
232:                } else {
233:                    // width is not auto.
234:                    return getRequestedWidth().resolve(blockContextWidth);
235:                }
236:            }
237:
238:            private long computeHeightInternal(final long blockContextWidth,
239:                    final long computedWidth) {
240:                final RenderLength requestedHeight = getRequestedHeight();
241:                if (RenderLength.AUTO.equals(getRequestedWidth())) {
242:                    // if width is auto, and height is auto,
243:                    if (RenderLength.AUTO.equals(requestedHeight)) {
244:                        final long contentWidth = getContentWidth();
245:                        if (contentWidth > 0) {
246:                            // Intrinsic height must be computed to preserve the aspect ratio.
247:                            return computedWidth * getContentHeight()
248:                                    / contentWidth;
249:                        }
250:
251:                        // use the intrinsic height ..
252:                        return getContentHeight();
253:                    }
254:                    // if height is not auto, then use the declared height.
255:                    else {
256:                        // A percentage is now relative to the intrinsinc size.
257:                        // And yes, I'm aware that this is not what the standard says ..
258:                        return requestedHeight.resolve(blockContextWidth);
259:                    }
260:                } else {
261:                    // width is not auto.
262:                    // If the height is auto, we have to preserve the aspect ratio ..
263:                    if (RenderLength.AUTO.equals(requestedHeight)) {
264:                        final long contentWidth = getContentWidth();
265:                        if (contentWidth > 0) {
266:                            // Requested height must be computed to preserve the aspect ratio.
267:                            return computedWidth * getContentHeight()
268:                                    / contentWidth;
269:                        } else {
270:                            return 0;
271:                        }
272:                    } else {
273:                        // height is something fixed ..
274:                        return requestedHeight.resolve(blockContextWidth);
275:                    }
276:                }
277:            }
278:
279:            public Object getContentCached() {
280:                return contentCached;
281:            }
282:
283:            public void setContentCached(final Object contentCached) {
284:                this .contentCached = contentCached;
285:            }
286:
287:            /**
288:             * Computes a relative content-width relative to the current block-context width.
289:             * @return
290:             */
291:            public long getComputedContentWidth() {
292:                return computeWidth(computeBlockContextWidth(this ));
293:            }
294:
295:            private long computeBlockContextWidth(final RenderNode box) {
296:                final RenderBox parentBlockContext = box.getParent();
297:                if (parentBlockContext == null) {
298:                    final LogicalPageBox logicalPage = box.getLogicalPage();
299:                    if (logicalPage == null) {
300:                        return 0;
301:                    }
302:                    return logicalPage.getPageWidth();
303:                }
304:                return parentBlockContext.getStaticBoxLayoutProperties()
305:                        .getBlockContextWidth();
306:            }
307:
308:            public String toString() {
309:                return "RenderableReplacedContent{" +
310:                //        "content=" + content +
311:                        ", source=" + source + ", imageResolutionMapping="
312:                        + imageResolutionMapping + ", avoidPagebreaksInside="
313:                        + avoidPagebreaksInside + ", contentWidth="
314:                        + contentWidth + ", contentHeight=" + contentHeight
315:                        + ", requestedWidth=" + requestedWidth
316:                        + ", requestedHeight=" + requestedHeight
317:                        + ", minimumWidth=" + minimumWidth + ", minimumHeight="
318:                        + minimumHeight + ", maximumWidth=" + maximumWidth
319:                        + ", maximumHeight=" + maximumHeight + '}';
320:            }
321:        }
www.java2java.com | Contact Us
Copyright 2009 - 12 Demo Source and Support. All rights reserved.
All other trademarks are property of their respective owners.