Source Code Cross Referenced for GraphicViewer.java in  » GIS » udig-1.1 » net » refractions » udig » style » sld » simple » 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 » GIS » udig 1.1 » net.refractions.udig.style.sld.simple 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /* uDig - User Friendly Desktop Internet GIS client
002:         * http://udig.refractions.net
003:         * (C) 2004, Refractions Research Inc.
004:         *
005:         * This library is free software; you can redistribute it and/or
006:         * modify it under the terms of the GNU Lesser General Public
007:         * License as published by the Free Software Foundation;
008:         * version 2.1 of the License.
009:         *
010:         * This library is distributed in the hope that it will be useful,
011:         * but WITHOUT ANY WARRANTY; without even the implied warranty of
012:         * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
013:         * Lesser General Public License for more details.
014:         */
015:        package net.refractions.udig.style.sld.simple;
016:
017:        import java.awt.Color;
018:        import java.text.MessageFormat;
019:
020:        import net.refractions.udig.style.sld.AbstractSimpleConfigurator;
021:        import net.refractions.udig.style.sld.internal.Messages;
022:
023:        import org.eclipse.swt.SWT;
024:        import org.eclipse.swt.events.KeyListener;
025:        import org.eclipse.swt.events.ModifyEvent;
026:        import org.eclipse.swt.events.ModifyListener;
027:        import org.eclipse.swt.events.SelectionEvent;
028:        import org.eclipse.swt.events.SelectionListener;
029:        import org.eclipse.swt.widgets.Button;
030:        import org.eclipse.swt.widgets.Combo;
031:        import org.eclipse.swt.widgets.Composite;
032:        import org.geotools.styling.Fill;
033:        import org.geotools.styling.Graphic;
034:        import org.geotools.styling.Mark;
035:        import org.geotools.styling.SLD;
036:        import org.geotools.styling.Stroke;
037:        import org.geotools.styling.StyleBuilder;
038:
039:        /**
040:         * Allows editing/viewing of a Style Layer Descriptor "Graphic".
041:         * <p>
042:         * Here is the pretty picture: <pre><code>
043:         *          +-+ +-------+ +------+
044:         *   Point: |x| | star\/| |size\/|
045:         *          +-+ +-------+ +------+
046:         * </code></pre>
047:         * </p>
048:         * <p>
049:         * Workflow:
050:         * <ol>
051:         * <li>createControl( parent ) - set up controls
052:         * <li>setGraphic( graphic, mode ) - provide content from SimpleStyleConfigurator
053:         *    <ol>
054:         *    <li> Symbolizer values copied into fields based on mode
055:         *    <li> fields copied into controls
056:         *    <li> controls enabled based on mode & fields
057:         *    </ol>
058:         * <li>Listener.widgetSelected/modifyText - User performs an "edit"
059:         * <li>Listener.sync( SelectionEvent ) - update fields with values of controls
060:         * <li>fire( SelectionSevent ) - notify SimpleStyleConfigurator of change
061:         * <li>getGraphic( Fill, Stroke, StyleBuilder ) - construct a Graphic based on fields
062:         * </ul>
063:         * </p>  
064:         * @author Jody Garnett
065:         * @since 1.0.0
066:         */
067:        public class GraphicViewer {
068:            boolean enabled;
069:            String type;
070:            double width;
071:
072:            Button on;
073:            Combo name;
074:            Combo size;
075:
076:            private class Listener implements  SelectionListener, ModifyListener {
077:                public void widgetSelected(SelectionEvent e) {
078:                    sync(e);
079:                };
080:
081:                public void widgetDefaultSelected(SelectionEvent e) {
082:                    sync(e);
083:                };
084:
085:                public void modifyText(final ModifyEvent e) {
086:                    sync(AbstractSimpleConfigurator.selectionEvent(e));
087:                };
088:
089:                private void sync(SelectionEvent selectionEvent) {
090:                    try {
091:                        GraphicViewer.this .enabled = GraphicViewer.this .on
092:                                .getSelection();
093:                        GraphicViewer.this .type = GraphicViewer.this .name
094:                                .getText();
095:                        try {
096:                            GraphicViewer.this .width = Integer
097:                                    .parseInt(GraphicViewer.this .size.getText());
098:                        } catch (NumberFormatException nan) {
099:                            // well lets just leave width alone
100:                        }
101:                        fire(selectionEvent); // everything worked
102:                    } catch (Throwable t) {
103:                        //meh
104:                    } finally {
105:                        GraphicViewer.this .name
106:                                .setEnabled(GraphicViewer.this .enabled);
107:                        GraphicViewer.this .size
108:                                .setEnabled(GraphicViewer.this .enabled);
109:                    }
110:                }
111:
112:            };
113:
114:            Listener sync = new Listener();
115:            private SelectionListener listener;
116:
117:            /**
118:             * Accepts a listener that will be notified when content changes.
119:             * @param listener1 
120:             */
121:            public void addListener(SelectionListener listener1) {
122:                this .listener = listener1;
123:            }
124:
125:            /**
126:             * Remove listener.
127:             * @param listener1 
128:             */
129:            public void removeListener(SelectionListener listener1) {
130:                if (this .listener == listener1)
131:                    this .listener = null;
132:            }
133:
134:            /**
135:             * TODO summary sentence for fire ...
136:             * 
137:             * @param event
138:             */
139:            protected void fire(SelectionEvent event) {
140:                if (this .listener == null)
141:                    return;
142:                this .listener.widgetSelected(event);
143:            }
144:
145:            /**
146:             * TODO summary sentence for createControl ...
147:             * 
148:             * @param parent
149:             * @param klisten 
150:             * @param build 
151:             * @return Generated composite
152:             */
153:            public Composite createControl(Composite parent,
154:                    KeyListener klisten, StyleBuilder build) {
155:                Composite part = AbstractSimpleConfigurator.subpart(parent,
156:                        Messages.SimpleStyleConfigurator_point_label);
157:
158:                this .on = new Button(part, SWT.CHECK);
159:                //this.on.addSelectionListener( this.sync );                
160:
161:                this .size = new Combo(part, SWT.DROP_DOWN);
162:                this .size.setItems(new String[] {
163:                        "1", "2", "3", "5", "10", "15" }); //$NON-NLS-1$//$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$ //$NON-NLS-5$ //$NON-NLS-6$
164:                this .size.setTextLimit(2);
165:                this .size.addKeyListener(klisten);
166:                this .size.setToolTipText(Messages.GraphicViewer_size_tooltip);
167:
168:                this .name = new Combo(part, SWT.DROP_DOWN);
169:                this .name.setItems(build.getWellKnownMarkNames());
170:                this .name.setTextLimit(9);
171:                this .name.addKeyListener(klisten);
172:                this .name.setToolTipText(Messages.GraphicViewer_name_tooltip);
173:                return part;
174:            }
175:
176:            /**
177:             * TODO summary sentence for getGraphic ...
178:             * 
179:             * @param filll
180:             * @param stroke
181:             * @param build 
182:             * @return Graphic defined by this model
183:             */
184:            public Graphic getGraphic(Fill filll, Stroke stroke,
185:                    StyleBuilder build) {
186:                if (!this .enabled) {
187:                    Mark mark = null;
188:                    if (this .type == null) {
189:                        build.createMark("square", null, null); //$NON-NLS-1$
190:                    } else {
191:                        mark = build.createMark(this .type, (Fill) null,
192:                                (Stroke) null);
193:                    }
194:                    return build.createGraphic(null, mark, null);
195:                }
196:                Mark mark = build.createMark(this .type, filll, stroke);
197:                Graphic graphic = build.createGraphic(null, mark, null);
198:                graphic.setSize(build.literalExpression(this .width));
199:                return graphic;
200:            }
201:
202:            /**
203:             * TODO summary sentence for setGraphic ...
204:             * 
205:             * @param graphic
206:             * @param mode 
207:             * @param enabled 
208:             */
209:            public void setGraphic(Graphic graphic2, Mode mode,
210:                    Color defaultColor) {
211:
212:                boolean enabled = true;
213:                Graphic graphic = graphic2;
214:                if (graphic == null) {
215:                    StyleBuilder builder = new StyleBuilder();
216:                    graphic = builder.createGraphic(null, builder.createMark(
217:                            StyleBuilder.MARK_SQUARE, defaultColor), null);
218:                    enabled = false;
219:                }
220:                if (graphic == null || graphic.getMarks() == null
221:                        || graphic.getMarks().length == 0)
222:                    setMark(null, mode);
223:                else
224:                    setMark(graphic.getMarks()[0], mode);
225:                this .enabled = this .enabled && enabled;
226:            }
227:
228:            private void setMark(Mark mark, Mode mode) {
229:                listen(false);
230:                try {
231:                    this .enabled = (mode == Mode.POINT && mark != null);
232:                    this .width = SLD.size(mark);
233:                    this .type = SLD.wellKnownName(mark);
234:
235:                    // Stroke is used in line, point and polygon
236:                    this .on.setEnabled(mode == Mode.POINT);
237:
238:                    String text = MessageFormat.format(
239:                            "{0,number,#0}", this .width); //$NON-NLS-1$
240:                    if (text != null) {
241:                        this .size.setText(text);
242:                        this .size.select(this .size.indexOf(text));
243:                    }
244:
245:                    if (this .type != null) {
246:                        this .name.setText(this .type);
247:                        this .name.select(this .name.indexOf(text));
248:                    }
249:
250:                    this .on.setSelection(this .enabled);
251:                    this .size.setEnabled(this .enabled);
252:                    this .name.setEnabled(this .enabled);
253:                } finally {
254:                    listen(true); // listen to user now
255:                }
256:            }
257:
258:            void listen(boolean listen) {
259:                if (listen) {
260:                    this.on.addSelectionListener(this.sync);
261:                    this.size.addSelectionListener(this.sync);
262:                    this.size.addModifyListener(this.sync);
263:                    this.name.addSelectionListener(this.sync);
264:                    this.name.addModifyListener(this.sync);
265:                } else {
266:                    this.on.removeSelectionListener(this.sync);
267:                    this.size.removeSelectionListener(this.sync);
268:                    this.size.removeModifyListener(this.sync);
269:                    this.name.removeSelectionListener(this.sync);
270:                    this.name.removeModifyListener(this.sync);
271:                }
272:            }
273:        }
www.java2java.com | Contact Us
Copyright 2009 - 12 Demo Source and Support. All rights reserved.
All other trademarks are property of their respective owners.