Source Code Cross Referenced for RandomTrianglesPlugIn.java in  » GIS » openjump » com » vividsolutions » jump » workbench » ui » plugin » test » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » GIS » openjump » com.vividsolutions.jump.workbench.ui.plugin.test 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * The Unified Mapping Platform (JUMP) is an extensible, interactive GUI 
003:         * for visualizing and manipulating spatial features with geometry and attributes.
004:         *
005:         * Copyright (C) 2003 Vivid Solutions
006:         * 
007:         * This program is free software; you can redistribute it and/or
008:         * modify it under the terms of the GNU General Public License
009:         * as published by the Free Software Foundation; either version 2
010:         * of the License, or (at your option) any later version.
011:         * 
012:         * This program is distributed in the hope that it will be useful,
013:         * but WITHOUT ANY WARRANTY; without even the implied warranty of
014:         * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
015:         * GNU General Public License for more details.
016:         * 
017:         * You should have received a copy of the GNU General Public License
018:         * along with this program; if not, write to the Free Software
019:         * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
020:         * 
021:         * For more information, contact:
022:         *
023:         * Vivid Solutions
024:         * Suite #1A
025:         * 2328 Government Street
026:         * Victoria BC  V8T 5G5
027:         * Canada
028:         *
029:         * (250)385-6040
030:         * www.vividsolutions.com
031:         */
032:
033:        package com.vividsolutions.jump.workbench.ui.plugin.test;
034:
035:        import java.io.IOException;
036:        import java.util.Arrays;
037:        import java.util.Date;
038:        import java.util.List;
039:
040:        import com.vividsolutions.jts.geom.Coordinate;
041:        import com.vividsolutions.jts.geom.Geometry;
042:        import com.vividsolutions.jts.geom.GeometryFactory;
043:        import com.vividsolutions.jts.io.ParseException;
044:        import com.vividsolutions.jts.io.WKTReader;
045:        import com.vividsolutions.jump.I18N;
046:        import com.vividsolutions.jump.feature.AttributeType;
047:        import com.vividsolutions.jump.feature.BasicFeature;
048:        import com.vividsolutions.jump.feature.Feature;
049:        import com.vividsolutions.jump.feature.FeatureCollection;
050:        import com.vividsolutions.jump.feature.FeatureDataset;
051:        import com.vividsolutions.jump.feature.FeatureSchema;
052:        import com.vividsolutions.jump.workbench.model.Layer;
053:        import com.vividsolutions.jump.workbench.model.StandardCategoryNames;
054:        import com.vividsolutions.jump.workbench.plugin.AbstractPlugIn;
055:        import com.vividsolutions.jump.workbench.plugin.PlugInContext;
056:        import com.vividsolutions.jump.workbench.ui.MenuNames;
057:
058:        public class RandomTrianglesPlugIn extends AbstractPlugIn {
059:            private static int dummyLayerCount = 0;
060:            private GeometryFactory geometryFactory = new GeometryFactory();
061:            private WKTReader wktReader = new WKTReader(geometryFactory);
062:            private List cities = Arrays.asList(new String[] { "Alabama",
063:                    "Alaska", "Arizona", "Arkansas", "California", "Colorado",
064:                    "Connecticut", "Delaware", "Florida", "Georgia", "Hawaii",
065:                    "Idaho", "Illinois", "Indiana", "Iowa", "Kansas",
066:                    "Kentucky", "Louisiana", "Maine", "Maryland",
067:                    "Massachusetts", "Michigan", "Minnesota", "Mississippi",
068:                    "Missouri", "Montana", "Nebraska", "Nevada",
069:                    "New Hampshire", "New Jersey", "New Mexico", "New York",
070:                    "North Carolina", "North Dakota", "Ohio", "Oklahoma",
071:                    "Oregon", "Pennsylvania", "Rhode Island", "South Carolina",
072:                    "South Dakota", "Tennessee", "Texas", "Utah", "Vermont",
073:                    "Virginia", "Washington", "West Virginia", "Wisconsin",
074:                    "Wyoming" });
075:
076:            public RandomTrianglesPlugIn() {
077:            }
078:
079:            public void initialize(PlugInContext context) throws Exception {
080:                context.getFeatureInstaller().addLayerViewMenuItem(
081:                        this ,
082:                        new String[] { MenuNames.TOOLS,
083:                                MenuNames.TOOLS_GENERATE }, getName());
084:            }
085:
086:            public boolean execute(PlugInContext context)
087:                    throws ParseException, IOException {
088:                return execute(context, 50);
089:            }
090:
091:            public boolean execute(PlugInContext context, int layerSize)
092:                    throws ParseException, IOException {
093:                //    String inputValue = JOptionPane.showInputDialog(
094:                //        context.getWorkbenchFrame(),
095:                //        "Number of layers to generate (Default = 2):", getName(), JOptionPane.QUESTION_MESSAGE);
096:                //    if (inputValue == null) { return false; } //User hit Cancel [Jon Aquino]
097:                //    int n;
098:                //    try {
099:                //      n = Integer.parseInt(inputValue);
100:                //    }
101:                //    catch (NumberFormatException e) {
102:                //      n = 2;
103:                //    }
104:                int n = 1;
105:
106:                for (int i = 0; i < n; i++) {
107:                    generateLayer(context, layerSize);
108:                }
109:
110:                return true;
111:            }
112:
113:            private void generateLayer(PlugInContext context, int size)
114:                    throws ParseException, IOException {
115:                dummyLayerCount++;
116:
117:                FeatureSchema featureSchema = new FeatureSchema();
118:                featureSchema.addAttribute("Geometry", AttributeType.GEOMETRY);
119:                featureSchema.addAttribute("City", AttributeType.STRING);
120:                featureSchema.addAttribute("A Code", AttributeType.DATE);
121:
122:                //Put GEOMETRY in this unusual position to test robustness of
123:                //AttributeTableModel [Jon Aquino]
124:                //    featureSchema.addAttribute("Geometry", AttributeType.GEOMETRY);
125:                featureSchema.addAttribute("B Code", AttributeType.INTEGER);
126:                featureSchema.addAttribute("C Code", AttributeType.DOUBLE);
127:                featureSchema.addAttribute("D Code", AttributeType.STRING);
128:                featureSchema.addAttribute("E Code", AttributeType.STRING);
129:                featureSchema.addAttribute("F Code", AttributeType.STRING);
130:                featureSchema.addAttribute("G Code", AttributeType.STRING);
131:                featureSchema.addAttribute("H Code", AttributeType.STRING);
132:                featureSchema.addAttribute("I Code", AttributeType.STRING);
133:                featureSchema.addAttribute("J Code", AttributeType.STRING);
134:                featureSchema.addAttribute("K Code", AttributeType.STRING);
135:                featureSchema.addAttribute("L Code", AttributeType.STRING);
136:                featureSchema.addAttribute("M Code", AttributeType.STRING);
137:                featureSchema.addAttribute("N Code", AttributeType.STRING);
138:                featureSchema.addAttribute("O Code", AttributeType.STRING);
139:                featureSchema.addAttribute("P Code", AttributeType.STRING);
140:
141:                FeatureCollection featureCollection = new FeatureDataset(
142:                        featureSchema);
143:                addFeature(cornerSquare(), featureCollection);
144:
145:                for (int i = 0; i < size; i++) {
146:                    addFeature(randomTriangle(), featureCollection);
147:                }
148:
149:                Layer layer = context.addLayer(StandardCategoryNames.WORKING,
150:                        I18N.get("ui.test.RandomTriangle.random-triangles"),
151:                        featureCollection);
152:                layer.setDescription("ABCDE");
153:            }
154:
155:            private Geometry cornerSquare() throws ParseException {
156:                return wktReader
157:                        .read("POLYGON ((-50 -50, 50 -50, 50 50, -50 50, -50 -50))");
158:            }
159:
160:            private void addFeature(Geometry geometry,
161:                    FeatureCollection featureCollection) {
162:                Feature feature = new BasicFeature(featureCollection
163:                        .getFeatureSchema());
164:                feature.setAttribute("Geometry", geometry);
165:                feature.setAttribute("City", cities.get((int) Math.floor(Math
166:                        .random()
167:                        * cities.size())));
168:                feature.setAttribute("A Code", new Date());
169:                feature.setAttribute("B Code", new Integer(
170:                        (int) (Math.random() * 100000)));
171:                feature.setAttribute("C Code", new Double(
172:                        Math.random() * 100000));
173:                feature.setAttribute("D Code", new Date((int) Math.pow(Math
174:                        .random() * 100000, 20)).toString());
175:                feature.setAttribute("E Code", ""
176:                        + (int) (Math.random() * 100000));
177:                feature.setAttribute("F Code", ""
178:                        + (int) (Math.random() * 100000));
179:                feature.setAttribute("G Code", ""
180:                        + (int) (Math.random() * 100000));
181:                feature.setAttribute("H Code", ""
182:                        + (int) (Math.random() * 100000));
183:                feature.setAttribute("I Code", ""
184:                        + (int) (Math.random() * 100000));
185:                feature.setAttribute("J Code", ""
186:                        + (int) (Math.random() * 100000));
187:                feature.setAttribute("K Code", ""
188:                        + (int) (Math.random() * 100000));
189:                feature.setAttribute("L Code", ""
190:                        + (int) (Math.random() * 100000));
191:                feature.setAttribute("M Code", ""
192:                        + (int) (Math.random() * 100000));
193:                feature.setAttribute("N Code", ""
194:                        + (int) (Math.random() * 100000));
195:                feature.setAttribute("O Code", ""
196:                        + (int) (Math.random() * 100000));
197:                feature.setAttribute("P Code", ""
198:                        + (int) (Math.random() * 100000));
199:
200:                if (Math.random() > 0.8) {
201:                    feature.setAttribute("E Code", null);
202:                }
203:
204:                featureCollection.add(feature);
205:            }
206:
207:            private Geometry randomTriangle() {
208:                int perturbation = 30;
209:
210:                int x = (int) (Math.random() * 700);
211:                int y = (int) (Math.random() * 700);
212:                Coordinate firstPoint = perturbedPoint(x, y, perturbation);
213:
214:                return geometryFactory.createPolygon(
215:                        geometryFactory
216:                                .createLinearRing(new Coordinate[] {
217:                                        firstPoint,
218:                                        perturbedPoint(x, y, perturbation),
219:                                        perturbedPoint(x, y, perturbation),
220:                                        firstPoint }), null);
221:            }
222:
223:            private Coordinate perturbedPoint(int x, int y, int perturbation) {
224:                return new Coordinate(x + (Math.random() * perturbation), y
225:                        + (Math.random() * perturbation));
226:            }
227:
228:            public void setCities(List cities) {
229:                this.cities = cities;
230:            }
231:
232:        }
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