skrueger/geotools/StyledFS.java

package skrueger.geotools;

import java.io.File;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.net.URL;
import java.util.Date;
import java.util.HashMap;
import java.util.Map;
import java.util.Random;

import javax.swing.ImageIcon;
import javax.swing.JPanel;

import org.apache.log4j.Logger;
import org.geotools.data.FeatureSource;
import org.geotools.feature.AttributeType;
import org.geotools.styling.Style;
import org.opengis.referencing.crs.CoordinateReferenceSystem;

import schmitzm.geotools.styling.StylingUtil;
import skrueger.AttributeMetaData;
import skrueger.i8n.Translation;

import com.vividsolutions.jts.geom.Envelope;

/**
 * This class enables a non Atlas context to use the Atlas LayerPanel
 * {@link JPanel} as a {@link MapContextManagerInterface}
 * 
 * @author <a href="mailto:[email protected]">Stefan Alfons Kr&uuml;ger</a>
 */
public class StyledFS implements StyledFeatureSourceInterface {
        private static final Logger LOGGER = Logger.getLogger(StyledFS.class);

        private final FeatureSource fs;

        /**
         * A unique ID which identifies the Layer in the Atlas. It's more important
         * than it should be ;-)
         */
        private String id;

        private Style style;

        private Translation title;

        private Translation desc;

        private File sldFile;

        private HashMap<Integer, AttributeMetaData> map;

        /**
         * This class enables a non Atlas context to use the Atlas LayerPanel
         * {@link JPanel} as a {@link MapContextManagerInterface}
         * 
         * @param fs
         *            {@link FeatureSource} that is beeing styled.
         * 
         * @param sldFile
         *            may be <code>null</code>. Otherwise the SLD {@link File} to
         *            import and associate with this {@link StyledFS}
         */
        public StyledFS(FeatureSource fs, File sldFile) {

                this.fs = fs;
                id = StyledFS.class.getSimpleName()
                                + new Random(new Date().getTime()).nextInt(10000000);

                this.sldFile = sldFile;

                if ((sldFile != null) && (sldFile.exists())) {
                        try {
                                style = StylingUtil.loadSLD(sldFile)[0];
                        } catch (FileNotFoundException e) {
                                LOGGER
                                                .debug("The SLD file passed was empty. Leaving the Style untouched. (We are in the constructor.. so its null");
                        }
                }

                title = new Translation();
                title.fromOneLine(sldFile.getName());

                desc = new Translation();
                desc.fromOneLine(sldFile.getAbsolutePath());
        }

        public void dispose() {
        }

        /**
         * Returnes human readable {@link String} of the CRS natively used by this
         * {@link DpLayer}
         * 
         * If crs == null, it will call {@link #getGeoObject()}
         * 
         */
        public String getCRSString() {
                if (getCrs() == null)
                        return "CRS?";

                return getCrs().getName().getCode();
        }

        public CoordinateReferenceSystem getCrs() {
                return fs.getSchema().getDefaultGeometry().getCoordinateSystem();
        }

        public Translation getDesc() {
                return desc;
        }

        public Envelope getEnvelope() {
                try {
                        return fs.getBounds();
                } catch (IOException e) {
                        e.printStackTrace();
                        return null;
                }
        }

        public FeatureSource getGeoObject() throws Exception {
                return fs;
        }

        public String getId() {
                return id;
        }

        public ImageIcon getImageIcon() {
                return null;
        }

        public URL getInfoURL() {
                return null;
        }

        public Translation getKeywords() {
                return null;
        }

        public Style getStyle() {
                return style;
        }

        public Translation getTitle() {
                return title;
        }

        public boolean isDisposed() {
                return false;
        }

        /**
         * If true, this layer will not be shown in the legend. Default = false
         */
        /**
         * 
         * Killed by SK: 6. April 09: Ein Layer soll nicht generell auf
         * verstecken/nicht verstecken gestellt werden können. Das sind
         * Eigenschaften der Karte/MapContext, ebenso wie die Reihenfolge der Layer.
         * Im Atlas verwaltet deshalb nun die Klasse skrueger.atlas.Map welche Layer
         * nicht in der Legende auftauchen sollen. Meines Wissens hat keiner bisher
         * die Funktion genutzt.
         * 
//      public boolean isHideInLegend() {
//              return false;
//      }
         */

        public void setDesc(Translation dec) {
                this.desc = dec;
        }

        public void setImageIcon(ImageIcon icon) {
        }

        public void setKeywords(Translation keywords) {
        }

        public void setStyle(Style style) {
                this.style = style;

        }

        public void setTitle(Translation title) {
                this.title = title;

        }

        public void uncache() {
        }

        /**
         * 
         */
        public Map<Integer, AttributeMetaData> getAttributeMetaDataMap() {
                if (map == null) {
                        
                        map = new HashMap<Integer, AttributeMetaData>();
                        
                        // Leaving out the first one, it will be the_geom
                        for (int i = 1; i < fs.getSchema().getAttributeCount(); i++) {
                                AttributeType att = fs.getSchema().getAttributeType(i);
                                
                                AttributeMetaData attMetaData = new AttributeMetaData(i, att.getLocalName());
                                map.put(i, attMetaData);
                        }
                }
                return map;
        }

        /**
         * @return The {@link File} where the SLD was loaded from or
         *         <code>null</code> if there didn't exist a {@link File}. (It
         *         could be a WFS or a PostGIS
         * 
         * @author <a href="mailto:[email protected]">Stefan Alfons Kr&uuml;ger</a>
         */
        public File getSldFile() {
                return sldFile;
        }

        public void setSldFile(File sldFile) {
                this.sldFile = sldFile;
        }

}
1	package skrueger.geotools;
2
3	import java.io.File;
4	import java.io.FileNotFoundException;
5	import java.io.IOException;
6	import java.net.URL;
7	import java.util.Date;
8	import java.util.HashMap;
9	import java.util.Map;
10	import java.util.Random;
11
12	import javax.swing.ImageIcon;
13	import javax.swing.JPanel;
14
15	import org.apache.log4j.Logger;
16	import org.geotools.data.FeatureSource;
17	import org.geotools.feature.AttributeType;
18	import org.geotools.styling.Style;
19	import org.opengis.referencing.crs.CoordinateReferenceSystem;
20
21	import schmitzm.geotools.styling.StylingUtil;
22	import skrueger.AttributeMetaData;
23	import skrueger.i8n.Translation;
24
25	import com.vividsolutions.jts.geom.Envelope;
26
27	/**
28	* This class enables a non Atlas context to use the Atlas LayerPanel
29	* {@link JPanel} as a {@link MapContextManagerInterface}
30	*
31	* @author <a href="mailto:[email protected]">Stefan Alfons Krüger</a>
32	*/
33	public class StyledFS implements StyledFeatureSourceInterface {
34	private static final Logger LOGGER = Logger.getLogger(StyledFS.class);
35
36	private final FeatureSource fs;
37
38	/**
39	* A unique ID which identifies the Layer in the Atlas. It's more important
40	* than it should be ;-)
41	*/
42	private String id;
43
44	private Style style;
45
46	private Translation title;
47
48	private Translation desc;
49
50	private File sldFile;
51
52	private HashMap<Integer, AttributeMetaData> map;
53
54	/**
55	* This class enables a non Atlas context to use the Atlas LayerPanel
56	* {@link JPanel} as a {@link MapContextManagerInterface}
57	*
58	* @param fs
59	* {@link FeatureSource} that is beeing styled.
60	*
61	* @param sldFile
62	* may be <code>null</code>. Otherwise the SLD {@link File} to
63	* import and associate with this {@link StyledFS}
64	*/
65	public StyledFS(FeatureSource fs, File sldFile) {
66
67	this.fs = fs;
68	id = StyledFS.class.getSimpleName()
69	+ new Random(new Date().getTime()).nextInt(10000000);
70
71	this.sldFile = sldFile;
72
73	if ((sldFile != null) && (sldFile.exists())) {
74	try {
75	style = StylingUtil.loadSLD(sldFile)[0];
76	} catch (FileNotFoundException e) {
77	LOGGER
78	.debug("The SLD file passed was empty. Leaving the Style untouched. (We are in the constructor.. so its null");
79	}
80	}
81
82	title = new Translation();
83	title.fromOneLine(sldFile.getName());
84
85	desc = new Translation();
86	desc.fromOneLine(sldFile.getAbsolutePath());
87	}
88
89	public void dispose() {
90	}
91
92	/**
93	* Returnes human readable {@link String} of the CRS natively used by this
94	* {@link DpLayer}
95	*
96	* If crs == null, it will call {@link #getGeoObject()}
97	*
98	*/
99	public String getCRSString() {
100	if (getCrs() == null)
101	return "CRS?";
102
103	return getCrs().getName().getCode();
104	}
105
106	public CoordinateReferenceSystem getCrs() {
107	return fs.getSchema().getDefaultGeometry().getCoordinateSystem();
108	}
109
110	public Translation getDesc() {
111	return desc;
112	}
113
114	public Envelope getEnvelope() {
115	try {
116	return fs.getBounds();
117	} catch (IOException e) {
118	e.printStackTrace();
119	return null;
120	}
121	}
122
123	public FeatureSource getGeoObject() throws Exception {
124	return fs;
125	}
126
127	public String getId() {
128	return id;
129	}
130
131	public ImageIcon getImageIcon() {
132	return null;
133	}
134
135	public URL getInfoURL() {
136	return null;
137	}
138
139	public Translation getKeywords() {
140	return null;
141	}
142
143	public Style getStyle() {
144	return style;
145	}
146
147	public Translation getTitle() {
148	return title;
149	}
150
151	public boolean isDisposed() {
152	return false;
153	}
154
155	/**
156	* If true, this layer will not be shown in the legend. Default = false
157	*/
158	/**
159	*
160	* Killed by SK: 6. April 09: Ein Layer soll nicht generell auf
161	* verstecken/nicht verstecken gestellt werden können. Das sind
162	* Eigenschaften der Karte/MapContext, ebenso wie die Reihenfolge der Layer.
163	* Im Atlas verwaltet deshalb nun die Klasse skrueger.atlas.Map welche Layer
164	* nicht in der Legende auftauchen sollen. Meines Wissens hat keiner bisher
165	* die Funktion genutzt.
166	*
167	// public boolean isHideInLegend() {
168	// return false;
169	// }
170	*/
171
172	public void setDesc(Translation dec) {
173	this.desc = dec;
174	}
175
176	public void setImageIcon(ImageIcon icon) {
177	}
178
179	public void setKeywords(Translation keywords) {
180	}
181
182	public void setStyle(Style style) {
183	this.style = style;
184
185	}
186
187	public void setTitle(Translation title) {
188	this.title = title;
189
190	}
191
192	public void uncache() {
193	}
194
195	/**
196	*
197	*/
198	public Map<Integer, AttributeMetaData> getAttributeMetaDataMap() {
199	if (map == null) {
200
201	map = new HashMap<Integer, AttributeMetaData>();
202
203	// Leaving out the first one, it will be the_geom
204	for (int i = 1; i < fs.getSchema().getAttributeCount(); i++) {
205	AttributeType att = fs.getSchema().getAttributeType(i);
206
207	AttributeMetaData attMetaData = new AttributeMetaData(i, att.getLocalName());
208	map.put(i, attMetaData);
209	}
210	}
211	return map;
212	}
213
214	/**
215	* @return The {@link File} where the SLD was loaded from or
216	* <code>null</code> if there didn't exist a {@link File}. (It
217	* could be a WFS or a PostGIS
218	*
219	* @author <a href="mailto:[email protected]">Stefan Alfons Krüger</a>
220	*/
221	public File getSldFile() {
222	return sldFile;
223	}
224
225	public void setSldFile(File sldFile) {
226	this.sldFile = sldFile;
227	}
228
229	}