31 |
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32 |
import java.awt.Color; |
import java.awt.Color; |
33 |
import java.awt.Dimension; |
import java.awt.Dimension; |
34 |
import java.awt.Graphics; |
import java.awt.Graphics2D; |
35 |
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import java.awt.Rectangle; |
36 |
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import java.awt.geom.AffineTransform; |
37 |
import java.awt.image.BufferedImage; |
import java.awt.image.BufferedImage; |
38 |
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import java.awt.image.ColorModel; |
39 |
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import java.awt.image.ComponentColorModel; |
40 |
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import java.awt.image.DataBuffer; |
41 |
import java.io.File; |
import java.io.File; |
42 |
import java.io.FileNotFoundException; |
import java.io.FileNotFoundException; |
43 |
import java.io.FileWriter; |
import java.io.FileWriter; |
44 |
import java.net.URL; |
import java.net.URL; |
45 |
import java.text.DecimalFormat; |
import java.text.DecimalFormat; |
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import java.util.HashMap; |
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46 |
import java.util.List; |
import java.util.List; |
47 |
import java.util.Map; |
import java.util.Map; |
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import java.util.SortedMap; |
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import java.util.TreeMap; |
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48 |
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49 |
import javax.swing.Box; |
import javax.swing.BorderFactory; |
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import javax.swing.BoxLayout; |
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50 |
import javax.swing.ImageIcon; |
import javax.swing.ImageIcon; |
51 |
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import javax.swing.JComponent; |
52 |
import javax.swing.JLabel; |
import javax.swing.JLabel; |
53 |
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54 |
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import net.miginfocom.swing.MigLayout; |
55 |
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56 |
import org.apache.log4j.Logger; |
import org.apache.log4j.Logger; |
57 |
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import org.geotools.coverage.grid.GeneralGridEnvelope; |
58 |
import org.geotools.coverage.grid.GridCoverage2D; |
import org.geotools.coverage.grid.GridCoverage2D; |
59 |
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import org.geotools.coverage.grid.GridGeometry2D; |
60 |
import org.geotools.coverage.grid.io.AbstractGridCoverage2DReader; |
import org.geotools.coverage.grid.io.AbstractGridCoverage2DReader; |
61 |
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import org.geotools.coverage.grid.io.AbstractGridFormat; |
62 |
import org.geotools.feature.FeatureCollection; |
import org.geotools.feature.FeatureCollection; |
63 |
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import org.geotools.feature.NameImpl; |
64 |
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import org.geotools.geometry.jts.ReferencedEnvelope; |
65 |
import org.geotools.map.DefaultMapLayer; |
import org.geotools.map.DefaultMapLayer; |
66 |
import org.geotools.map.MapLayer; |
import org.geotools.map.MapLayer; |
67 |
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import org.geotools.parameter.Parameter; |
68 |
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import org.geotools.renderer.lite.gridcoverage2d.GridCoverageRenderer; |
69 |
import org.geotools.styling.ColorMap; |
import org.geotools.styling.ColorMap; |
70 |
import org.geotools.styling.ColorMapEntry; |
import org.geotools.styling.ColorMapEntry; |
71 |
import org.geotools.styling.FeatureTypeStyle; |
import org.geotools.styling.FeatureTypeStyle; |
76 |
import org.jdom.Element; |
import org.jdom.Element; |
77 |
import org.jdom.input.SAXBuilder; |
import org.jdom.input.SAXBuilder; |
78 |
import org.jdom.output.XMLOutputter; |
import org.jdom.output.XMLOutputter; |
79 |
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import org.opengis.feature.simple.SimpleFeature; |
80 |
import org.opengis.feature.simple.SimpleFeatureType; |
import org.opengis.feature.simple.SimpleFeatureType; |
81 |
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import org.opengis.feature.type.Name; |
82 |
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import org.opengis.parameter.GeneralParameterValue; |
83 |
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84 |
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import schmitzm.geotools.JTSUtil; |
85 |
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import schmitzm.geotools.feature.FeatureUtil; |
86 |
import schmitzm.geotools.styling.StylingUtil; |
import schmitzm.geotools.styling.StylingUtil; |
87 |
import schmitzm.io.IOUtil; |
import schmitzm.io.IOUtil; |
88 |
import schmitzm.lang.LangUtil; |
import schmitzm.lang.LangUtil; |
89 |
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import schmitzm.swing.JPanel; |
90 |
import schmitzm.swing.SwingUtil; |
import schmitzm.swing.SwingUtil; |
91 |
import skrueger.AttributeMetaData; |
import skrueger.AttributeMetadata; |
92 |
import skrueger.RasterLegendData; |
import skrueger.RasterLegendData; |
93 |
import skrueger.i8n.Translation; |
import skrueger.i8n.Translation; |
94 |
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|
95 |
/** |
/** |
96 |
* This class provides static helper methods for dealing with |
* This class provides static helper methods for dealing with |
97 |
* {@link StyledLayerInterface} stuff. |
* {@link StyledLayerInterface} stuff. |
98 |
* @author <a href="mailto:[email protected]">Martin Schmitz</a> (University of Bonn/Germany) |
* |
99 |
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* @author <a href="mailto:[email protected]">Martin Schmitz</a> |
100 |
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* (University of Bonn/Germany) |
101 |
* @version 1.0 |
* @version 1.0 |
102 |
*/ |
*/ |
103 |
public class StyledLayerUtil { |
public class StyledLayerUtil { |
104 |
private static final Logger LOGGER = Logger.getLogger(StyledLayerUtil.class.getName()); |
private static final Logger LOGGER = Logger.getLogger(StyledLayerUtil.class |
105 |
private static final SAXBuilder SAX_BUILDER = new SAXBuilder(); |
.getName()); |
106 |
private static final XMLOutputter XML_OUTPUTTER = new XMLOutputter(); |
private static final SAXBuilder SAX_BUILDER = new SAXBuilder(); |
107 |
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private static final XMLOutputter XML_OUTPUTTER = new XMLOutputter(); |
108 |
/** URL for Atlas XML schema */ |
|
109 |
public static final String AMLURI = "http://www.wikisquare.de/AtlasML"; |
/** URL for Atlas XML schema */ |
110 |
/** Name of the XML Element for the attribute meta data map */ |
public static final String AMLURI = "http://www.wikisquare.de/AtlasML"; |
111 |
public static final String ELEM_NAME_AMD = "attributeMetaData"; |
/** Name of the XML Element for the attribute meta data map */ |
112 |
/** Name of the XML Element for the raster legend data */ |
public static final String ELEM_NAME_AMD = "attributeMetaData"; |
113 |
public static final String ELEM_NAME_RLD = "rasterLegendData"; |
/** Name of the XML Element for the raster legend data */ |
114 |
/** Name of the XML Element for an attribute meta data map entry */ |
public static final String ELEM_NAME_RLD = "rasterLegendData"; |
115 |
public static final String ELEM_NAME_ATTRIBUTE = "dataAttribute"; |
/** Name of the XML Element for an attribute meta data map entry */ |
116 |
/** Name of the XML Element for an raster legend data entry */ |
public static final String ELEM_NAME_ATTRIBUTE = "dataAttribute"; |
117 |
public static final String ELEM_NAME_RASTERLEGEND = "rasterLegendItem"; |
/** Name of the XML Element for an raster legend data entry */ |
118 |
/** Name of the XML Element for a translation */ |
public static final String ELEM_NAME_RASTERLEGEND = "rasterLegendItem"; |
119 |
public static final String ELEM_NAME_TRANSLATION = "translation"; |
/** Name of the XML Element for a translation */ |
120 |
|
public static final String ELEM_NAME_TRANSLATION = "translation"; |
121 |
/** |
|
122 |
* Creates a Geotools {@link MapLayer} from an object. If the object is a |
/** |
123 |
* {@link StyledLayerInterface} then its sytle is used. In case of direct |
* Creates a Geotools {@link MapLayer} from an object. If the object is a |
124 |
* Geotools objects ({@link GridCoverage2D}, {@link AbstractGridCoverage2DReader}, |
* {@link StyledLayerInterface} then its sytle is used. In case of direct |
125 |
* {@link FeatureCollection}) a default style is generated. |
* Geotools objects ({@link GridCoverage2D}, |
126 |
* @param object an Object |
* {@link AbstractGridCoverage2DReader}, {@link FeatureCollection}) a |
127 |
* @exception Exception if {@code null} is given as object or an error occurs during layer creation |
* default style is generated. |
128 |
*/ |
* |
129 |
public static MapLayer createMapLayer(Object object) throws Exception { |
* @param object |
130 |
return createMapLayer(object,null); |
* an Object |
131 |
} |
* @exception Exception |
132 |
|
* if {@code null} is given as object or an error occurs |
133 |
/** |
* during layer creation |
134 |
* Creates a Geotools {@link MapLayer} from an object. If the object is a |
*/ |
135 |
* {@link StyledLayerInterface} then its sytle is used. In case of direct |
public static MapLayer createMapLayer(final Object object) throws Exception { |
136 |
* Geotools objects ({@link GridCoverage2D}, {@link AbstractGridCoverage2DReader}, |
return createMapLayer(object, null); |
137 |
* {@link FeatureCollection}) a default style is generated. |
} |
138 |
* @param object an Object |
|
139 |
* @param forcedStyle (SLD-)Style to force for the object |
/** |
140 |
* @exception Exception if {@code null} is given as object or an error occurs during layer creation |
* Creates a Geotools {@link MapLayer} from an object. If the object is a |
141 |
*/ |
* {@link StyledLayerInterface} then its sytle is used. In case of direct |
142 |
public static MapLayer createMapLayer(Object object, Style forcedStyle) throws Exception { |
* Geotools objects ({@link GridCoverage2D}, |
143 |
MapLayer layer = null; |
* {@link AbstractGridCoverage2DReader}, {@link FeatureCollection}) a |
144 |
Style style = null; |
* default style is generated. |
145 |
if ( object instanceof StyledLayerInterface ) { |
* |
146 |
style = ((StyledLayerInterface<?>)object).getStyle(); |
* @param object |
147 |
object = ((StyledLayerInterface<?>)object).getGeoObject(); |
* an Object |
148 |
} |
* @param forcedStyle |
149 |
if ( forcedStyle != null ) |
* (SLD-)Style to force for the object |
150 |
style = forcedStyle; |
* @exception Exception |
151 |
if ( style == null ) |
* if {@code null} is given as object or an error occurs |
152 |
style = StylingUtil.createDefaultStyle(object); |
* during layer creation |
153 |
|
*/ |
154 |
if (object instanceof GridCoverage2D) |
public static MapLayer createMapLayer(Object object, final Style forcedStyle) |
155 |
layer = new DefaultMapLayer( (GridCoverage2D) object, style); |
throws Exception { |
156 |
if (object instanceof AbstractGridCoverage2DReader) |
MapLayer layer = null; |
157 |
layer = new DefaultMapLayer( (AbstractGridCoverage2DReader) object, style); |
Style style = null; |
158 |
if (object instanceof FeatureCollection) |
if (object instanceof StyledLayerInterface) { |
159 |
layer = new DefaultMapLayer( (FeatureCollection) object, style); |
style = ((StyledLayerInterface<?>) object).getStyle(); |
160 |
|
object = ((StyledLayerInterface<?>) object).getGeoObject(); |
161 |
if ( layer == null ) |
} |
162 |
throw new Exception("Can not create MapLayer from "+(object == null ? "null" : object.getClass())); |
if (forcedStyle != null) |
163 |
|
style = forcedStyle; |
164 |
return layer; |
if (style == null) |
165 |
} |
style = StylingUtil.createDefaultStyle(object); |
166 |
|
|
167 |
/** |
if (object instanceof GridCoverage2D) |
168 |
* Creates an default instance of {@link StyledLayerInterface} for a Geotools |
layer = new DefaultMapLayer((GridCoverage2D) object, style); |
169 |
* object ({@link GridCoverage2D}, {@link FeatureCollection}) with a default |
if (object instanceof AbstractGridCoverage2DReader) |
170 |
* style. |
layer = new DefaultMapLayer((AbstractGridCoverage2DReader) object, |
171 |
* @param object an Object |
style); |
172 |
* @param title title for the object |
if (object instanceof FeatureCollection) |
173 |
* @exception UnsupportedOperationException if {@code null} is given as object or an error occurs during creation |
layer = new DefaultMapLayer((FeatureCollection) object, style); |
174 |
*/ |
|
175 |
public static StyledLayerInterface<?> createStyledLayer(Object object, String title) { |
if (layer == null) |
176 |
return createStyledLayer(object, title, null); |
throw new Exception("Can not create MapLayer from " |
177 |
} |
+ (object == null ? "null" : object.getClass())); |
178 |
|
|
179 |
/** |
return layer; |
180 |
* Creates an default instance of {@link StyledLayerInterface} for a Geotools |
} |
181 |
* object ({@link GridCoverage2D}, {@link FeatureCollection}) with a given |
|
182 |
* style. |
/** |
183 |
* @param object an Object |
* Creates an default instance of {@link StyledLayerInterface} for a |
184 |
* @param title title for the object |
* Geotools object ({@link GridCoverage2D}, {@link FeatureCollection}) with |
185 |
* @param style style and meta data for the object |
* a default style. |
186 |
* @exception UnsupportedOperationException if {@code null} is given as object or an error occurs during creation |
* |
187 |
*/ |
* @param object |
188 |
public static StyledLayerInterface<?> createStyledLayer(Object object, String title, StyledLayerStyle style) { |
* an Object |
189 |
StyledLayerInterface<?> styledLayer = null; |
* @param title |
190 |
|
* title for the object |
191 |
String id = (title != null) ? title : "defaultID"; |
* @exception UnsupportedOperationException |
192 |
|
* if {@code null} is given as object or an error occurs |
193 |
if ( object instanceof GridCoverage2D ) |
* during creation |
194 |
styledLayer = new StyledGridCoverage( |
*/ |
195 |
(GridCoverage2D)object, |
public static StyledLayerInterface<?> createStyledLayer( |
196 |
id, |
final Object object, final String title) { |
197 |
title, |
return createStyledLayer(object, title, null); |
198 |
style |
} |
199 |
); |
|
200 |
else if ( object instanceof AbstractGridCoverage2DReader ) |
/** |
201 |
styledLayer = new StyledGridCoverageReader( |
* Creates an default instance of {@link StyledLayerInterface} for a |
202 |
(AbstractGridCoverage2DReader)object, |
* Geotools object ({@link GridCoverage2D}, {@link FeatureCollection}) with |
203 |
id, |
* a given style. |
204 |
title, |
* |
205 |
style |
* @param object |
206 |
); |
* an Object |
207 |
else if ( object instanceof FeatureCollection ) |
* @param title |
208 |
styledLayer = new StyledFeatureCollection( |
* title for the object |
209 |
(FeatureCollection)object, |
* @param style |
210 |
id, |
* style and meta data for the object |
211 |
title, |
* @exception UnsupportedOperationException |
212 |
style |
* if {@code null} is given as object or an error occurs |
213 |
); |
* during creation |
214 |
|
*/ |
215 |
if ( styledLayer == null ) |
public static StyledLayerInterface<?> createStyledLayer( |
216 |
throw new UnsupportedOperationException("Can not create StyledLayerInterface object from "+(object == null ? "null" : object.getClass())); |
final Object object, final String title, |
217 |
|
final StyledLayerStyle style) { |
218 |
return styledLayer; |
StyledLayerInterface<?> styledLayer = null; |
219 |
} |
|
220 |
|
final String id = (title != null) ? title : "defaultID"; |
221 |
/** |
|
222 |
* Return only the visible or invisible entries of an AttributeMetaData-Map. |
if (object instanceof GridCoverage2D) |
223 |
* @param amdMap AttributeMetaData-Map |
styledLayer = new StyledGridCoverage((GridCoverage2D) object, id, |
224 |
* @param visible indicated whether the visible or invisible entries are |
title, style); |
225 |
* returned |
else if (object instanceof AbstractGridCoverage2DReader) |
226 |
*/ |
styledLayer = new StyledGridCoverageReader( |
227 |
public static SortedMap<Integer,AttributeMetaData> getVisibleAttributeMetaData(Map<Integer,AttributeMetaData> amdMap, boolean visible) { |
(AbstractGridCoverage2DReader) object, id, title, style); |
228 |
SortedMap<Integer,AttributeMetaData> filteredMap = new TreeMap<Integer,AttributeMetaData>(); |
else if (object instanceof FeatureCollection) |
229 |
for (AttributeMetaData amd : amdMap.values()) |
styledLayer = new StyledFeatureCollection( |
230 |
if ( amd.isVisible() ) |
(FeatureCollection) object, id, title, style); |
231 |
filteredMap.put(amd.getColIdx(), amd); |
|
232 |
|
if (styledLayer == null) |
233 |
return filteredMap; |
throw new UnsupportedOperationException( |
234 |
} |
"Can not create StyledLayerInterface object from " |
235 |
|
+ (object == null ? "null" : object.getClass())); |
236 |
|
|
237 |
/** |
return styledLayer; |
238 |
* Parses a {@link AttributeMetaData} object from an JDOM-{@link Element}. |
} |
239 |
* This method works like {@link AMLImport#parseDataAttribute(org.w3c.dom.Node}, |
|
240 |
* but for JDOM. |
/** |
241 |
* @param element {@link Element} to parse |
* Return only the visible or invisible entries of an AttributeMetaData-Map. |
242 |
*/ |
* |
243 |
public static AttributeMetaData parseAttributeMetaData(final Element element) { |
* @param amdMap |
244 |
final Integer col = Integer.valueOf(element.getAttributeValue("col")); |
* AttributeMetaData-Map |
245 |
final Boolean visible = Boolean.valueOf(element.getAttributeValue("visible")); |
* @param visible |
246 |
final String unit = element.getAttributeValue("unit"); |
* indicated whether the visible or invisible entries are |
247 |
|
* returned |
248 |
Translation name = new Translation(); |
*/ |
249 |
Translation desc = new Translation(); |
public static AttributeMetadataMap getVisibleAttributeMetaData( |
250 |
for (final Element childElement : (List<Element>)element.getChildren()) { |
final AttributeMetadataMap amdMap, final boolean visible) { |
251 |
if (childElement.getName() == null) |
|
252 |
continue; |
final AttributeMetadataMap filteredMap = new AttributeMetadataMap(); |
253 |
|
for (final AttributeMetadata amd : amdMap.values()) |
254 |
if (childElement.getName().equals("name")) |
if (amd.isVisible() == visible) |
255 |
name = parseTranslation(childElement); |
filteredMap.put(amd.getName(), amd); |
256 |
else if (childElement.getName().equals("desc")) |
|
257 |
desc = parseTranslation(childElement); |
return filteredMap; |
258 |
} |
} |
259 |
return new AttributeMetaData(col, visible, name, desc, unit); |
|
260 |
} |
/** |
261 |
|
* Parses a {@link AttributeMetadata} object from an JDOM-{@link Element}. |
262 |
/** |
* This method works like {@link |
263 |
* Parses a {@link AttributeMetaData} map from an JDOM-{@link Element} |
* AMLImport#parseDataAttribute(org.w3c.dom.Node}, but for JDOM. |
264 |
* with {@code <attribute>}-childs. |
* |
265 |
* @param element {@link Element} to parse |
* @param element |
266 |
*/ |
* {@link Element} to parse |
267 |
public static Map<Integer,AttributeMetaData> parseAttributeMetaDataMap(final Element element) { |
*/ |
268 |
HashMap<Integer,AttributeMetaData> metaData = new HashMap<Integer,AttributeMetaData>(); |
public static AttributeMetadata parseAttributeMetaData(final Element element) { |
269 |
List<Element> attributesElements = element.getChildren( ELEM_NAME_ATTRIBUTE ); |
final String namespace = String.valueOf(element |
270 |
for (Element attibuteElement : attributesElements) |
.getAttributeValue("namespace")); |
271 |
{ |
final String localname = String.valueOf(element |
272 |
AttributeMetaData attrMetaData = parseAttributeMetaData( attibuteElement ); |
.getAttributeValue("localname")); |
273 |
metaData.put( attrMetaData.getColIdx(), attrMetaData ); |
final Name aName = new NameImpl(namespace, localname); |
274 |
} |
final Boolean visible = Boolean.valueOf(element |
275 |
return metaData; |
.getAttributeValue("visible")); |
276 |
} |
final String unit = element.getAttributeValue("unit"); |
277 |
|
|
278 |
/** |
Translation name = new Translation(); |
279 |
* Loads a {@link AttributeMetaData} object from an URL. |
Translation desc = new Translation(); |
280 |
* @param documentUrl {@link URL} to parse |
for (final Element childElement : (List<Element>) element.getChildren()) { |
281 |
* @see #parseAttributeMetaData(Element) |
if (childElement.getName() == null) |
282 |
*/ |
continue; |
283 |
public static Map<Integer,AttributeMetaData> loadAttributeMetaDataMap(final URL documentUrl) throws Exception { |
|
284 |
Document document = SAX_BUILDER.build(documentUrl); |
if (childElement.getName().equals("name")) |
285 |
return parseAttributeMetaDataMap( document.getRootElement() ); |
name = parseTranslation(childElement); |
286 |
} |
else if (childElement.getName().equals("desc")) |
287 |
|
desc = parseTranslation(childElement); |
288 |
/** |
} |
289 |
* Creates an JDOM {@link Element} for the given {@link AttributeMetaData} |
return new AttributeMetadata(aName, visible, name, desc, unit); |
290 |
* object. |
} |
291 |
* @param amd meta data for one attribute |
|
292 |
*/ |
/** |
293 |
public static Element createAttributeMetaDataElement(final AttributeMetaData amd) { |
* Parses a {@link AttributeMetadata} map from an JDOM-{@link Element} with |
294 |
final Element element = new Element( ELEM_NAME_ATTRIBUTE , AMLURI); |
* {@code <attribute>}-childs. |
295 |
element.setAttribute("col", String.valueOf( amd.getColIdx() ) ); |
* |
296 |
element.setAttribute("visible", String.valueOf( amd.isVisible() ) ); |
* @param element |
297 |
element.setAttribute("unit", amd.getUnit() ); |
* {@link Element} to parse |
298 |
// Creating a aml:name tag... |
*/ |
299 |
element.addContent( createTranslationElement("name", amd.getTitle()) ); |
public static AttributeMetadataMap parseAttributeMetaDataMap( |
300 |
// Creating a aml:desc tag... |
final Element element) { |
301 |
element.addContent( createTranslationElement("desc", amd.getDesc()) ); |
final AttributeMetadataMap metaData = new AttributeMetadataMap(); |
302 |
return element; |
final List<Element> attributesElements = element |
303 |
} |
.getChildren(ELEM_NAME_ATTRIBUTE); |
304 |
|
for (final Element attibuteElement : attributesElements) { |
305 |
/** |
final AttributeMetadata attrMetaData = parseAttributeMetaData(attibuteElement); |
306 |
* Creates an JDOM {@link Element} for the given {@link AttributeMetaData} |
metaData.put(attrMetaData.getName(), attrMetaData); |
307 |
* map. |
} |
308 |
* @param amdMap map of attribute meta data |
return metaData; |
309 |
*/ |
} |
310 |
public static Element createAttributeMetaDataMapElement(final Map<Integer,AttributeMetaData> amdMap) { |
|
311 |
final Element element = new Element( ELEM_NAME_AMD , AMLURI); |
/** |
312 |
for (AttributeMetaData amd : amdMap.values()) |
* Loads a {@link AttributeMetadata} object from an URL. |
313 |
element.addContent( createAttributeMetaDataElement( amd ) ); |
* |
314 |
return element; |
* @param documentUrl |
315 |
} |
* {@link URL} to parse |
316 |
|
* @see #parseAttributeMetaData(Element) |
317 |
/** |
*/ |
318 |
* Saves a {@link AttributeMetaData AttributeMetaData-Map} to an URL. |
public static AttributeMetadataMap loadAttributeMetaDataMap( |
319 |
* @param amdMap map of {@link AttributeMetaData} |
final URL documentUrl) throws Exception { |
320 |
* @param documentUrl {@link URL} to store the XML |
final Document document = SAX_BUILDER.build(documentUrl); |
321 |
*/ |
return parseAttributeMetaDataMap(document.getRootElement()); |
322 |
public static void saveAttributeMetaDataMap(final Map<Integer,AttributeMetaData> amdMap, final URL documentUrl) throws Exception { |
} |
323 |
// Create XML-Document |
|
324 |
final FileWriter out = new FileWriter( new File(documentUrl.toURI()) ); |
/** |
325 |
XML_OUTPUTTER.output( |
* Creates an JDOM {@link Element} for the given {@link AttributeMetadata} |
326 |
createAttributeMetaDataMapElement(amdMap), |
* object. |
327 |
out |
* |
328 |
); |
* @param amd |
329 |
out.flush(); |
* meta data for one attribute |
330 |
out.close(); |
*/ |
331 |
} |
public static Element createAttributeMetaDataElement( |
332 |
|
final AttributeMetadata amd) { |
333 |
|
final Element element = new Element(ELEM_NAME_ATTRIBUTE, AMLURI); |
334 |
|
element.setAttribute("namespace", String.valueOf(amd.getName() |
335 |
/** |
.getNamespaceURI())); |
336 |
* Parses a {@link RasterLegendData} object from an JDOM-{@link Element}. |
element.setAttribute("localname", String.valueOf(amd.getLocalName())); |
337 |
* This method works like {@link AMLImport#parseRasterLegendData(org.w3c.dom.Node}, |
element.setAttribute("visible", String.valueOf(amd.isVisible())); |
338 |
* but for JDOM. |
element.setAttribute("unit", amd.getUnit()); |
339 |
* @param element {@link Element} to parse |
// Creating a aml:name tag... |
340 |
*/ |
element.addContent(createTranslationElement("name", amd.getTitle())); |
341 |
public static RasterLegendData parseRasterLegendData(Element element) { |
// Creating a aml:desc tag... |
342 |
|
element.addContent(createTranslationElement("desc", amd.getDesc())); |
343 |
final boolean paintGaps = Boolean.valueOf( element.getAttributeValue("paintGaps") ); |
return element; |
344 |
|
} |
|
RasterLegendData rld = new RasterLegendData(paintGaps); |
|
|
|
|
|
for ( Element childElement : (List<Element>)element.getChildren() ) { |
|
|
final String name = childElement.getName(); |
|
|
// Cancel if it's an attribute |
|
|
if ( childElement.getChildren().size() == 0 ) |
|
|
continue; |
|
|
|
|
|
if (name.equals( ELEM_NAME_RASTERLEGEND )) { |
|
|
final String valueAttr = childElement.getAttributeValue("value"); |
|
|
if ( valueAttr == null ) |
|
|
throw new UnsupportedOperationException("Attribute 'value' missing for definition of <"+ELEM_NAME_RASTERLEGEND+">"); |
|
|
final double value = Double.valueOf(valueAttr); |
|
|
|
|
|
// first and only item should be the label |
|
|
final Element labelElement = childElement.getChild("label"); |
|
|
// id label element is missing, the translation is searched directly |
|
|
// as childs of the rasterLegendItem element |
|
|
Translation label = parseTranslation( labelElement != null ? labelElement : childElement ); |
|
|
rld.put(value, label); |
|
|
} |
|
|
} |
|
|
|
|
|
return rld; |
|
|
} |
|
|
|
|
|
/** |
|
|
* Loads a {@link RasterLegendData} object from an URL. |
|
|
* @param documentUrl {@link URL} to parse |
|
|
* @see #parseAttributeMetaData(Element) |
|
|
*/ |
|
|
public static RasterLegendData loadRasterLegendData(final URL documentUrl) throws Exception { |
|
|
Document document = SAX_BUILDER.build(documentUrl); |
|
|
return parseRasterLegendData( document.getRootElement() ); |
|
|
} |
|
|
|
|
|
/** |
|
|
* Creates an JDOM {@link Element} for the given {@link RasterLegendData} |
|
|
* map. |
|
|
* @param rld raster legend data |
|
|
*/ |
|
|
public static Element createRasterLegendDataElement(final RasterLegendData rld) { |
|
|
final Element element = new Element( ELEM_NAME_RLD , AMLURI); |
|
|
element.setAttribute("paintGaps", rld.isPaintGaps().toString()); |
|
|
for (Double key : rld.getSortedKeys()) { |
|
|
Element item = new Element( ELEM_NAME_RASTERLEGEND, AMLURI); |
|
|
item.setAttribute("value", key.toString()); |
|
|
item.addContent( createTranslationElement("label", rld.get(key)) ); |
|
|
element.addContent(item); |
|
|
} |
|
|
return element; |
|
|
} |
|
|
|
|
|
/** |
|
|
* Creates {@link RasterLegendData} from a {@link ColorMap}. |
|
|
* @param colorMap a color map |
|
|
* @param paintGaps indicated whether gaps are painted between the legend items |
|
|
* @param digits number of digits the grid value classes (and legend) are |
|
|
* rounded to (null means no round; >= 0 means digits after comma; |
|
|
* < 0 means digits before comma) */ |
|
|
public static RasterLegendData generateRasterLegendData(ColorMap colorMap, boolean paintGaps, Integer digits) { |
|
|
DecimalFormat decFormat = digits != null ? new DecimalFormat( SwingUtil.getNumberFormatPattern(digits) ) : null; |
|
|
RasterLegendData rld = new RasterLegendData(paintGaps); |
|
|
for (ColorMapEntry cme : colorMap.getColorMapEntries()) |
|
|
{ |
|
|
double value = StylingUtil.getQuantityFromColorMapEntry(cme); |
|
|
String label = cme.getLabel(); |
|
|
// if no label is set (e.g. quantitative style), |
|
|
// use the value as label |
|
|
if ( label == null || label.equals("") ) |
|
|
if ( digits == null ) |
|
|
label = String.valueOf(value); |
|
|
else |
|
|
label = decFormat.format( LangUtil.round(value, digits) ); |
|
|
rld.put( value, new Translation(" "+label) ); |
|
|
} |
|
|
return rld; |
|
|
} |
|
|
|
|
|
/** |
|
|
* Creates {@link RasterLegendData} from the {@link ColorMap} of a style. |
|
|
* @param style a raster style (must contain a {@link RasterSymbolizer}) |
|
|
* @param paintGaps indicated whether gaps are painted between the legend items |
|
|
* @param digits number of digits the grid value classes (and legend) are |
|
|
* rounded to (null means no round; >= 0 means digits after comma; |
|
|
* < 0 means digits before comma) */ |
|
|
public static RasterLegendData generateRasterLegendData(Style style, boolean paintGaps, Integer digits) { |
|
|
ColorMap colorMap = StylingUtil.getColorMapFromStyle(style); |
|
|
if ( colorMap == null) |
|
|
throw new IllegalArgumentException("Color map can not be determined from style!"); |
|
|
return generateRasterLegendData(colorMap, paintGaps, digits); |
|
|
} |
|
|
|
|
|
/** |
|
|
* Saves a {@link RasterLegendData} to an URL. |
|
|
* @param rld raster legend data |
|
|
* @param documentUrl {@link URL} to store the XML |
|
|
*/ |
|
|
public static void saveRasterLegendData(final RasterLegendData rld, final URL documentUrl) throws Exception { |
|
|
// Create XML-Document |
|
|
final FileWriter out = new FileWriter( new File(documentUrl.toURI()) ); |
|
|
XML_OUTPUTTER.output( |
|
|
createRasterLegendDataElement(rld), |
|
|
out |
|
|
); |
|
|
out.flush(); |
|
|
out.close(); |
|
|
} |
|
|
|
|
|
/** |
|
|
* Parses a {@link Translation} object from an JDOM-{@link Element}. |
|
|
* This method works like {@link AMLImport#parseTranslation(org.w3c.dom.Node}, |
|
|
* but for JDOM. |
|
|
* @param element {@link Element} to parse |
|
|
*/ |
|
|
public final static Translation parseTranslation(final Element element) { |
|
|
Translation trans = new Translation(); |
|
|
|
|
|
if (element == null) |
|
|
return trans; |
|
|
|
|
|
for (final Element translationElement : (List<Element>)element.getChildren()) { |
|
|
final String name = translationElement.getName(); |
|
|
if (name == null) |
|
|
continue; |
|
|
|
|
|
// lang attribute |
|
|
String lang = translationElement.getAttributeValue("lang"); |
|
|
// set the default, if no language code is set |
|
|
if ( lang == null ) |
|
|
lang = Translation.DEFAULT_KEY; |
|
|
|
|
|
final String translationText = translationElement.getValue(); |
|
|
if (translationText == null) |
|
|
trans.put(lang, ""); |
|
|
else |
|
|
trans.put(lang, translationText); |
|
|
} |
|
|
|
|
|
// if no <translation> is given, the value of the node should |
|
|
// be used as a default translation |
|
|
if (trans.size() == 0) |
|
|
trans.put( Translation.DEFAULT_KEY, element.getValue() ); |
|
|
// trans = new Translation( ((List<Element>)element.getChildren()).get(0).getValue() ); |
|
|
|
|
|
return trans; |
|
|
} |
|
|
|
|
|
/** |
|
|
* Creates an JDOM {@link Element} for the given {@link Translation}. |
|
|
* @param tagname Name of the Element |
|
|
* @param translation Translation to store in the Element |
|
|
*/ |
|
|
public final static Element createTranslationElement(String tagname, Translation translation) { |
|
|
Element element = new Element(tagname, AMLURI); |
|
|
if ( translation == null ) |
|
|
throw new UnsupportedOperationException("Translation element can not be created from null!"); |
|
|
|
|
|
// If only a default translation is set, the <translation lang="..">..</tranlation> |
|
|
// part is not used |
|
|
if (translation.keySet().size() == 1 && translation.get(Translation.DEFAULT_KEY) != null) { |
|
|
element.addContent( translation.get(Translation.DEFAULT_KEY) ); |
|
|
return element; |
|
|
} |
|
|
|
|
|
// add a <translation lang="..">..</tranlation> part to the element for |
|
|
// all languages |
|
|
for (String lang : translation.keySet()) { |
|
|
Element translationElement = new Element( ELEM_NAME_TRANSLATION , AMLURI); |
|
|
translationElement.setAttribute("lang", lang); |
|
|
String translationString = translation.get(lang); |
|
|
if (translationString == null) |
|
|
translationString = ""; |
|
|
translationElement.addContent( translationString ); |
|
|
element.addContent(translationElement); |
|
|
} |
|
|
|
|
|
return element; |
|
|
} |
|
|
|
|
|
|
|
|
/** |
|
|
* Sets a style to {@link StyledLayerInterface}. |
|
|
* @param styledObject a styled object |
|
|
* @param style a Style |
|
|
*/ |
|
|
public static void setStyledLayerStyle(StyledLayerInterface styledObject, StyledLayerStyle<?> style) { |
|
|
// set SLD style |
|
|
styledObject.setStyle( style.getGeoObjectStyle() ); |
|
|
// set meta data |
|
|
if ( styledObject instanceof StyledGridCoverageInterface && |
|
|
(style.getMetaData() instanceof RasterLegendData || style.getMetaData() == null) ) { |
|
|
RasterLegendData sourceRld = (RasterLegendData)style.getMetaData(); |
|
|
RasterLegendData destRld = ((StyledGridCoverageInterface)styledObject).getLegendMetaData(); |
|
|
if ( destRld != null && sourceRld != null ) { |
|
|
destRld.setPaintGaps(sourceRld.isPaintGaps()); |
|
|
destRld.clear(); |
|
|
destRld.putAll( sourceRld ); |
|
|
} |
|
|
return; |
|
|
} |
|
|
if ( styledObject instanceof StyledFeatureCollectionInterface && |
|
|
(style.getMetaData() instanceof Map || style.getMetaData() == null) ) { |
|
|
Map<Integer, AttributeMetaData> sourceAmd = (Map<Integer, AttributeMetaData>)style.getMetaData(); |
|
|
Map<Integer, AttributeMetaData> destAmd = ((StyledFeatureCollectionInterface)styledObject).getAttributeMetaDataMap(); |
|
|
if ( destAmd != null && sourceAmd != null ) { |
|
|
destAmd.clear(); |
|
|
destAmd.putAll( sourceAmd ); |
|
|
} |
|
|
return; |
|
|
} |
|
|
|
|
|
throw new UnsupportedOperationException("Style is not compatible to object: " + |
|
|
(style.getMetaData() == null ? null : style.getMetaData().getClass().getSimpleName()) + |
|
|
" <-> " + |
|
|
(styledObject == null ? null : styledObject.getClass().getSimpleName())); |
|
|
} |
|
|
|
|
|
/** |
|
|
* Returns the style a {@link StyledLayerInterface} as a {@link StyledLayerStyle}. |
|
|
* @param styledObject a styled object |
|
|
* @return {@code StyledLayerStyle<RasterLegendData>} for {@link StyledGridCoverageInterface} |
|
|
* or {@code StyledLayerStyle<Map<Integer,AttributeMetaData>>} for |
|
|
* {@link StyledFeatureCollectionInterface} |
|
|
*/ |
|
|
public static StyledLayerStyle<?> getStyledLayerStyle(StyledLayerInterface styledObject) { |
|
|
if ( styledObject instanceof StyledGridCoverageInterface ) |
|
|
return getStyledLayerStyle( (StyledGridCoverageInterface)styledObject ); |
|
|
if ( styledObject instanceof StyledFeatureCollectionInterface ) |
|
|
return getStyledLayerStyle( (StyledFeatureCollectionInterface)styledObject ); |
|
|
throw new UnsupportedOperationException("Unknown type of StyledLayerInterface: "+(styledObject == null ? null : styledObject.getClass().getSimpleName())); |
|
|
} |
|
|
|
|
|
/** |
|
|
* Returns the style and raster meta data of a {@link StyledGridCoverageInterface} |
|
|
* as a {@link StyledLayerStyle}. |
|
|
* @param styledGC a styled grid coverage |
|
|
*/ |
|
|
public static StyledLayerStyle<RasterLegendData> getStyledLayerStyle(StyledGridCoverageInterface styledGC) { |
|
|
return new StyledLayerStyle<RasterLegendData>( |
|
|
styledGC.getStyle(), |
|
|
styledGC.getLegendMetaData() |
|
|
); |
|
|
} |
|
|
|
|
|
/** |
|
|
* Returns the style and attribute meta data of a {@link StyledFeatureCollectionInterface} |
|
|
* as a {@link StyledLayerStyle}. |
|
|
* @param styledFC a styled feature collection |
|
|
*/ |
|
|
public static StyledLayerStyle<Map<Integer,AttributeMetaData>> getStyledLayerStyle(StyledFeatureCollectionInterface styledFC) { |
|
|
return new StyledLayerStyle<Map<Integer,AttributeMetaData>>( |
|
|
styledFC.getStyle(), |
|
|
styledFC.getAttributeMetaDataMap() |
|
|
); |
|
|
} |
|
|
|
|
|
/** |
|
|
* Loads a {@linkplain Style SLD-Style} and {@linkplain RasterLegendData Raster-LegendData} |
|
|
* for a given geo-object (raster) source. The SLD file must be present. A missing |
|
|
* raster legend-data file is tolerated. |
|
|
* @param geoObjectURL URL of the (already read) raster object |
|
|
* @param sldExt file extention for the SLD file |
|
|
* @param rldExt file extention for the raster legend-data file |
|
|
* @return {@code null} in case of any error |
|
|
*/ |
|
|
public static StyledLayerStyle<RasterLegendData> loadStyledRasterStyle(URL geoObjectURL, String sldExt, String rldExt) { |
|
|
RasterLegendData metaData = null; |
|
|
Style sldStyle = null; |
|
|
try { |
|
|
Style[] styles = StylingUtil.loadSLD(IOUtil.changeUrlExt(geoObjectURL, sldExt)); |
|
|
// SLD must be present |
|
|
if ( styles == null || styles.length == 0 ) |
|
|
return null; |
|
|
sldStyle = styles[0]; |
|
|
} |
|
|
catch (Exception err) { |
|
|
// SLD must be present |
|
|
LangUtil.logDebugError(LOGGER,err); |
|
|
return null; |
|
|
} |
|
|
|
|
|
try { |
|
|
metaData = StyledLayerUtil.loadRasterLegendData( IOUtil.changeUrlExt(geoObjectURL,rldExt) ); |
|
|
} catch (FileNotFoundException err) { |
|
|
// ignore missing raster legend data |
|
|
} catch (Exception err) { |
|
|
// any other error during legend data creation leads to error |
|
|
LangUtil.logDebugError(LOGGER,err); |
|
|
return null; |
|
|
} |
|
|
return new StyledLayerStyle<RasterLegendData>(sldStyle, metaData); |
|
|
} |
|
|
|
|
|
/** |
|
|
* Loads a {@linkplain Style SLD-Style} from a {@code .sld} file and |
|
|
* {@linkplain RasterLegendData Raster-LegendData} from a {@code .rld} file |
|
|
* for a given geo-object (raster) source. The SLD file must be present. A missing |
|
|
* raster legend-data file is tolerated. |
|
|
* @param geoObjectURL URL of the (already read) raster object |
|
|
* @param sldExt file extention for the SLD file |
|
|
* @param rldExt file extention for the raster legend-data file |
|
|
* @return {@code null} in case of any error |
|
|
*/ |
|
|
public static StyledLayerStyle<RasterLegendData> loadStyledRasterStyle(URL geoObjectURL) { |
|
|
return loadStyledRasterStyle(geoObjectURL, "sld", "rld"); |
|
|
} |
|
|
|
|
|
/** |
|
|
* Loads a {@linkplain Style SLD-Style} and a {@linkplain AttributeMetaData AttributeMetaData-Map} |
|
|
* for a given geo-object (feature) source. The SLD file must be present. A missing |
|
|
* attribute meta-data file is tolerated. |
|
|
* @param geoObjectURL URL of the (already read) feature object |
|
|
* @param sldExt file extention for the SLD file |
|
|
* @param rldExt file extention for the raster legend-data file |
|
|
* @return {@code null} in case of any error |
|
|
*/ |
|
|
public static StyledLayerStyle<Map<Integer,AttributeMetaData>> loadStyledFeatureStyle(URL geoObjectURL, String sldExt, String rldExt) { |
|
|
Map<Integer,AttributeMetaData> metaData = null; |
|
|
Style sldStyle = null; |
|
|
try { |
|
|
Style[] styles = StylingUtil.loadSLD(IOUtil.changeUrlExt(geoObjectURL, sldExt)); |
|
|
// SLD must be present |
|
|
if ( styles == null || styles.length == 0 ) |
|
|
return null; |
|
|
sldStyle = styles[0]; |
|
|
} catch (Exception err) { |
|
|
// SLD must be present |
|
|
LangUtil.logDebugError(LOGGER,err); |
|
|
return null; |
|
|
} |
|
|
|
|
|
try { |
|
|
metaData = StyledLayerUtil.loadAttributeMetaDataMap( IOUtil.changeUrlExt(geoObjectURL,rldExt) ); |
|
|
} catch (FileNotFoundException err) { |
|
|
// ignore missing attribute meta data |
|
|
} catch (Exception err) { |
|
|
// any other error during meta data creation leads to error |
|
|
LangUtil.logDebugError(LOGGER,err); |
|
|
return null; |
|
|
} |
|
|
|
|
|
return new StyledLayerStyle<Map<Integer,AttributeMetaData>>(sldStyle, metaData); |
|
|
} |
|
|
|
|
|
/** |
|
|
* Loads a {@linkplain Style SLD-Style} from a {@code .sld} file and |
|
|
* {@linkplain AttributeMetaData AttributeMetaData-Map} from a {@code .amd} file |
|
|
* for a given geo-object (feature) source. The SLD file must be present. A missing |
|
|
* attribute meta-data file is tolerated. |
|
|
* @param geoObjectURL URL of the (already read) feature object |
|
|
* @param sldExt file extention for the SLD file |
|
|
* @param rldExt file extention for the raster legend-data file |
|
|
* @return {@code null} in case of any error |
|
|
*/ |
|
|
public static StyledLayerStyle<Map<Integer,AttributeMetaData>> loadStyledFeatureStyle(URL geoObjectURL) { |
|
|
return loadStyledFeatureStyle(geoObjectURL, "sld", "amd"); |
|
|
} |
|
|
|
|
|
/** |
|
|
* Stores a {@linkplain Style SLD-Style} and {@linkplain RasterLegendData Raster-LegendData} |
|
|
* for a given geo-object (raster) source. |
|
|
* @param style style to save |
|
|
* @param geoObjectURL URL of the raster object |
|
|
* @param sldExt file extention for the SLD file |
|
|
* @param mdExt file extention for the meta-data file |
|
|
*/ |
|
|
public static <T> void saveStyledLayerStyle(StyledLayerStyle<T> style, URL geoObjectURL, String sldExt, String mdExt) throws Exception { |
|
|
// Store the SLD |
|
|
Style sldStyle = style.getGeoObjectStyle(); |
|
|
if ( sldStyle != null ) { |
|
|
StylingUtil.saveStyleToSLD( |
|
|
sldStyle, |
|
|
IOUtil.changeFileExt( |
|
|
new File(geoObjectURL.toURI()), |
|
|
sldExt |
|
|
) |
|
|
); |
|
|
} |
|
|
|
|
|
// Store the meta data |
|
|
T metaData = style.getMetaData(); |
|
|
if ( metaData != null ) { |
|
|
if ( metaData instanceof RasterLegendData ) { |
|
|
saveRasterLegendData( |
|
|
(RasterLegendData)metaData, |
|
|
IOUtil.changeUrlExt(geoObjectURL,mdExt) |
|
|
); |
|
|
// } else if ( metaData instanceof Map<Integer,AttributeMetaData> ) { // LEIDER NICHT KOMPILIERBAR!! |
|
|
} else if ( metaData instanceof Map ) { |
|
|
saveAttributeMetaDataMap( |
|
|
(Map<Integer,AttributeMetaData>)metaData, |
|
|
IOUtil.changeUrlExt(geoObjectURL,mdExt) |
|
|
); |
|
|
} else |
|
|
throw new UnsupportedOperationException("Export for meta data not yet supported: "+metaData.getClass().getSimpleName()); |
|
|
} |
|
|
} |
|
|
|
|
|
/** |
|
|
* Stores the {@linkplain Style SLD-Style} to a {@code .sld} file and |
|
|
* the meta data ({@link RasterLegendData} or {@link AttributeMetaData}) |
|
|
* to a {@code .rld} or {@code .amd} file. |
|
|
* for a given geo-object source. |
|
|
* @param style style to save |
|
|
* @param geoObjectURL URL of the (already read) raster object |
|
|
*/ |
|
|
public static void saveStyledLayerStyle(StyledLayerStyle<?> style, URL geoObjectURL) throws Exception { |
|
|
if ( style.getMetaData() instanceof RasterLegendData ) |
|
|
saveStyledLayerStyle(style,geoObjectURL, "sld", "rld"); |
|
|
else |
|
|
saveStyledLayerStyle(style,geoObjectURL, "sld", "amd"); |
|
|
} |
|
|
|
|
|
|
|
345 |
|
|
346 |
/** |
/** |
347 |
* Creates a {@link Box} that shows a legend for a list of |
* Creates an JDOM {@link Element} for the given {@link AttributeMetadata} |
348 |
|
* map. |
349 |
|
* |
350 |
|
* @param amdMap |
351 |
|
* map of attribute meta data |
352 |
|
*/ |
353 |
|
public static Element createAttributeMetaDataMapElement( |
354 |
|
final AttributeMetadataMap amdMap) { |
355 |
|
final Element element = new Element(ELEM_NAME_AMD, AMLURI); |
356 |
|
for (final AttributeMetadata amd : amdMap.values()) |
357 |
|
element.addContent(createAttributeMetaDataElement(amd)); |
358 |
|
return element; |
359 |
|
} |
360 |
|
|
361 |
|
/** |
362 |
|
* Saves a {@link AttributeMetadata AttributeMetaData-Map} to an URL. |
363 |
|
* |
364 |
|
* @param amdMap |
365 |
|
* map of {@link AttributeMetadata} |
366 |
|
* @param documentUrl |
367 |
|
* {@link URL} to store the XML |
368 |
|
*/ |
369 |
|
public static void saveAttributeMetaDataMap( |
370 |
|
final AttributeMetadataMap amdMap, final URL documentUrl) |
371 |
|
throws Exception { |
372 |
|
// Create XML-Document |
373 |
|
final FileWriter out = new FileWriter(new File(documentUrl.toURI())); |
374 |
|
XML_OUTPUTTER.output(createAttributeMetaDataMapElement(amdMap), out); |
375 |
|
out.flush(); |
376 |
|
out.close(); |
377 |
|
} |
378 |
|
|
379 |
|
/** |
380 |
|
* Parses a {@link RasterLegendData} object from an JDOM-{@link Element}. |
381 |
|
* This method works like {@link |
382 |
|
* AMLImport#parseRasterLegendData(org.w3c.dom.Node}, but for JDOM. |
383 |
|
* |
384 |
|
* @param element |
385 |
|
* {@link Element} to parse |
386 |
|
*/ |
387 |
|
public static RasterLegendData parseRasterLegendData(final Element element) { |
388 |
|
|
389 |
|
final boolean paintGaps = Boolean.valueOf(element |
390 |
|
.getAttributeValue("paintGaps")); |
391 |
|
|
392 |
|
final RasterLegendData rld = new RasterLegendData(paintGaps); |
393 |
|
|
394 |
|
for (final Element childElement : (List<Element>) element.getChildren()) { |
395 |
|
final String name = childElement.getName(); |
396 |
|
// Cancel if it's an attribute |
397 |
|
if (childElement.getChildren().size() == 0) |
398 |
|
continue; |
399 |
|
|
400 |
|
if (name.equals(ELEM_NAME_RASTERLEGEND)) { |
401 |
|
final String valueAttr = childElement |
402 |
|
.getAttributeValue("value"); |
403 |
|
if (valueAttr == null) |
404 |
|
throw new UnsupportedOperationException( |
405 |
|
"Attribute 'value' missing for definition of <" |
406 |
|
+ ELEM_NAME_RASTERLEGEND + ">"); |
407 |
|
final double value = Double.valueOf(valueAttr); |
408 |
|
|
409 |
|
// first and only item should be the label |
410 |
|
final Element labelElement = childElement.getChild("label"); |
411 |
|
// id label element is missing, the translation is searched |
412 |
|
// directly |
413 |
|
// as childs of the rasterLegendItem element |
414 |
|
final Translation label = parseTranslation(labelElement != null ? labelElement |
415 |
|
: childElement); |
416 |
|
rld.put(value, label); |
417 |
|
} |
418 |
|
} |
419 |
|
|
420 |
|
return rld; |
421 |
|
} |
422 |
|
|
423 |
|
/** |
424 |
|
* Loads a {@link RasterLegendData} object from an URL. |
425 |
|
* |
426 |
|
* @param documentUrl |
427 |
|
* {@link URL} to parse |
428 |
|
* @see #parseAttributeMetaData(Element) |
429 |
|
*/ |
430 |
|
public static RasterLegendData loadRasterLegendData(final URL documentUrl) |
431 |
|
throws Exception { |
432 |
|
final Document document = SAX_BUILDER.build(documentUrl); |
433 |
|
return parseRasterLegendData(document.getRootElement()); |
434 |
|
} |
435 |
|
|
436 |
|
/** |
437 |
|
* Creates an JDOM {@link Element} for the given {@link RasterLegendData} |
438 |
|
* map. |
439 |
|
* |
440 |
|
* @param rld |
441 |
|
* raster legend data |
442 |
|
*/ |
443 |
|
public static Element createRasterLegendDataElement( |
444 |
|
final RasterLegendData rld) { |
445 |
|
final Element element = new Element(ELEM_NAME_RLD, AMLURI); |
446 |
|
element.setAttribute("paintGaps", rld.isPaintGaps().toString()); |
447 |
|
for (final Double key : rld.getSortedKeys()) { |
448 |
|
final Element item = new Element(ELEM_NAME_RASTERLEGEND, AMLURI); |
449 |
|
item.setAttribute("value", key.toString()); |
450 |
|
item.addContent(createTranslationElement("label", rld.get(key))); |
451 |
|
element.addContent(item); |
452 |
|
} |
453 |
|
return element; |
454 |
|
} |
455 |
|
|
456 |
|
/** |
457 |
|
* Creates {@link RasterLegendData} from a {@link ColorMap}. |
458 |
|
* |
459 |
|
* @param colorMap |
460 |
|
* a color map |
461 |
|
* @param paintGaps |
462 |
|
* indicated whether gaps are painted between the legend items |
463 |
|
* @param digits |
464 |
|
* number of digits the grid value classes (and legend) are |
465 |
|
* rounded to (null means no round; >= 0 means digits after |
466 |
|
* comma; < 0 means digits before comma) |
467 |
|
*/ |
468 |
|
public static RasterLegendData generateRasterLegendData( |
469 |
|
final ColorMap colorMap, final boolean paintGaps, |
470 |
|
final Integer digits) { |
471 |
|
final DecimalFormat decFormat = digits != null ? new DecimalFormat( |
472 |
|
SwingUtil.getNumberFormatPattern(digits)) : null; |
473 |
|
final RasterLegendData rld = new RasterLegendData(paintGaps); |
474 |
|
for (final ColorMapEntry cme : colorMap.getColorMapEntries()) { |
475 |
|
final double value = StylingUtil.getQuantityFromColorMapEntry(cme); |
476 |
|
String label = cme.getLabel(); |
477 |
|
// if no label is set (e.g. quantitative style), |
478 |
|
// use the value as label |
479 |
|
if (label == null || label.equals("")) |
480 |
|
if (digits == null) |
481 |
|
label = String.valueOf(value); |
482 |
|
else |
483 |
|
label = decFormat.format(LangUtil.round(value, digits)); |
484 |
|
rld.put(value, new Translation(" " + label)); |
485 |
|
} |
486 |
|
return rld; |
487 |
|
} |
488 |
|
|
489 |
|
/** |
490 |
|
* Creates {@link RasterLegendData} from the {@link ColorMap} of a style. |
491 |
|
* |
492 |
|
* @param style |
493 |
|
* a raster style (must contain a {@link RasterSymbolizer}) |
494 |
|
* @param paintGaps |
495 |
|
* indicated whether gaps are painted between the legend items |
496 |
|
* @param digits |
497 |
|
* number of digits the grid value classes (and legend) are |
498 |
|
* rounded to (null means no round; >= 0 means digits after |
499 |
|
* comma; < 0 means digits before comma) |
500 |
|
*/ |
501 |
|
public static RasterLegendData generateRasterLegendData(final Style style, |
502 |
|
final boolean paintGaps, final Integer digits) { |
503 |
|
final ColorMap colorMap = StylingUtil.getColorMapFromStyle(style); |
504 |
|
if (colorMap == null) |
505 |
|
throw new IllegalArgumentException( |
506 |
|
"Color map can not be determined from style!"); |
507 |
|
return generateRasterLegendData(colorMap, paintGaps, digits); |
508 |
|
} |
509 |
|
|
510 |
|
/** |
511 |
|
* Saves a {@link RasterLegendData} to an URL. |
512 |
|
* |
513 |
|
* @param rld |
514 |
|
* raster legend data |
515 |
|
* @param documentUrl |
516 |
|
* {@link URL} to store the XML |
517 |
|
*/ |
518 |
|
public static void saveRasterLegendData(final RasterLegendData rld, |
519 |
|
final URL documentUrl) throws Exception { |
520 |
|
// Create XML-Document |
521 |
|
final FileWriter out = new FileWriter(new File(documentUrl.toURI())); |
522 |
|
XML_OUTPUTTER.output(createRasterLegendDataElement(rld), out); |
523 |
|
out.flush(); |
524 |
|
out.close(); |
525 |
|
} |
526 |
|
|
527 |
|
/** |
528 |
|
* Parses a {@link Translation} object from an JDOM-{@link Element}. This |
529 |
|
* method works like {@link AMLImport#parseTranslation(org.w3c.dom.Node}, |
530 |
|
* but for JDOM. |
531 |
|
* |
532 |
|
* @param element |
533 |
|
* {@link Element} to parse |
534 |
|
*/ |
535 |
|
public final static Translation parseTranslation(final Element element) { |
536 |
|
final Translation trans = new Translation(); |
537 |
|
|
538 |
|
if (element == null) |
539 |
|
return trans; |
540 |
|
|
541 |
|
for (final Element translationElement : (List<Element>) element |
542 |
|
.getChildren()) { |
543 |
|
final String name = translationElement.getName(); |
544 |
|
if (name == null) |
545 |
|
continue; |
546 |
|
|
547 |
|
// lang attribute |
548 |
|
String lang = translationElement.getAttributeValue("lang"); |
549 |
|
// set the default, if no language code is set |
550 |
|
if (lang == null) |
551 |
|
lang = Translation.DEFAULT_KEY; |
552 |
|
|
553 |
|
final String translationText = translationElement.getValue(); |
554 |
|
if (translationText == null) |
555 |
|
trans.put(lang, ""); |
556 |
|
else |
557 |
|
trans.put(lang, translationText); |
558 |
|
} |
559 |
|
|
560 |
|
// if no <translation> is given, the value of the node should |
561 |
|
// be used as a default translation |
562 |
|
if (trans.size() == 0) |
563 |
|
trans.put(Translation.DEFAULT_KEY, element.getValue()); |
564 |
|
// trans = new Translation( |
565 |
|
// ((List<Element>)element.getChildren()).get(0).getValue() ); |
566 |
|
|
567 |
|
return trans; |
568 |
|
} |
569 |
|
|
570 |
|
/** |
571 |
|
* Creates an JDOM {@link Element} for the given {@link Translation}. |
572 |
|
* |
573 |
|
* @param tagname |
574 |
|
* Name of the Element |
575 |
|
* @param translation |
576 |
|
* Translation to store in the Element |
577 |
|
*/ |
578 |
|
public final static Element createTranslationElement(final String tagname, |
579 |
|
final Translation translation) { |
580 |
|
final Element element = new Element(tagname, AMLURI); |
581 |
|
if (translation == null) |
582 |
|
throw new UnsupportedOperationException( |
583 |
|
"Translation element can not be created from null!"); |
584 |
|
|
585 |
|
// If only a default translation is set, the <translation |
586 |
|
// lang="..">..</tranlation> |
587 |
|
// part is not used |
588 |
|
if (translation.keySet().size() == 1 |
589 |
|
&& translation.get(Translation.DEFAULT_KEY) != null) { |
590 |
|
element.addContent(translation.get(Translation.DEFAULT_KEY)); |
591 |
|
return element; |
592 |
|
} |
593 |
|
|
594 |
|
// add a <translation lang="..">..</tranlation> part to the element for |
595 |
|
// all languages |
596 |
|
for (final String lang : translation.keySet()) { |
597 |
|
final Element translationElement = new Element( |
598 |
|
ELEM_NAME_TRANSLATION, AMLURI); |
599 |
|
translationElement.setAttribute("lang", lang); |
600 |
|
String translationString = translation.get(lang); |
601 |
|
if (translationString == null) |
602 |
|
translationString = ""; |
603 |
|
translationElement.addContent(translationString); |
604 |
|
element.addContent(translationElement); |
605 |
|
} |
606 |
|
|
607 |
|
return element; |
608 |
|
} |
609 |
|
|
610 |
|
/** |
611 |
|
* Sets a style to {@link StyledLayerInterface}. |
612 |
|
* |
613 |
|
* @param styledObject |
614 |
|
* a styled object |
615 |
|
* @param style |
616 |
|
* a Style |
617 |
|
*/ |
618 |
|
public static void setStyledLayerStyle( |
619 |
|
final StyledLayerInterface styledObject, |
620 |
|
final StyledLayerStyle<?> style) { |
621 |
|
// set SLD style |
622 |
|
styledObject.setStyle(style.getGeoObjectStyle()); |
623 |
|
// set meta data |
624 |
|
if (styledObject instanceof StyledGridCoverageInterface |
625 |
|
&& (style.getMetaData() instanceof RasterLegendData || style |
626 |
|
.getMetaData() == null)) { |
627 |
|
final RasterLegendData sourceRld = (RasterLegendData) style |
628 |
|
.getMetaData(); |
629 |
|
final RasterLegendData destRld = ((StyledGridCoverageInterface) styledObject) |
630 |
|
.getLegendMetaData(); |
631 |
|
if (destRld != null && sourceRld != null) { |
632 |
|
destRld.setPaintGaps(sourceRld.isPaintGaps()); |
633 |
|
destRld.clear(); |
634 |
|
destRld.putAll(sourceRld); |
635 |
|
} |
636 |
|
return; |
637 |
|
} |
638 |
|
if (styledObject instanceof StyledFeatureCollectionInterface |
639 |
|
&& (style.getMetaData() instanceof Map || style.getMetaData() == null)) { |
640 |
|
final AttributeMetadataMap sourceAmd = (AttributeMetadataMap) style |
641 |
|
.getMetaData(); |
642 |
|
final AttributeMetadataMap destAmd = ((StyledFeatureCollectionInterface) styledObject) |
643 |
|
.getAttributeMetaDataMap(); |
644 |
|
if (destAmd != null && sourceAmd != null) { |
645 |
|
destAmd.clear(); |
646 |
|
destAmd.putAll(sourceAmd); |
647 |
|
} |
648 |
|
return; |
649 |
|
} |
650 |
|
|
651 |
|
throw new UnsupportedOperationException( |
652 |
|
"Style is not compatible to object: " |
653 |
|
+ (style.getMetaData() == null ? null : style |
654 |
|
.getMetaData().getClass().getSimpleName()) |
655 |
|
+ " <-> " |
656 |
|
+ (styledObject == null ? null : styledObject |
657 |
|
.getClass().getSimpleName())); |
658 |
|
} |
659 |
|
|
660 |
|
/** |
661 |
|
* Returns the style a {@link StyledLayerInterface} as a |
662 |
|
* {@link StyledLayerStyle}. |
663 |
|
* |
664 |
|
* @param styledObject |
665 |
|
* a styled object |
666 |
|
* @return {@code StyledLayerStyle<RasterLegendData>} for |
667 |
|
* {@link StyledGridCoverageInterface} or {@code |
668 |
|
* StyledLayerStyle<Map<Integer,AttributeMetaData>>} for |
669 |
|
* {@link StyledFeatureCollectionInterface} |
670 |
|
*/ |
671 |
|
public static StyledLayerStyle<?> getStyledLayerStyle( |
672 |
|
final StyledLayerInterface styledObject) { |
673 |
|
if (styledObject instanceof StyledGridCoverageInterface) |
674 |
|
return getStyledLayerStyle((StyledGridCoverageInterface) styledObject); |
675 |
|
if (styledObject instanceof StyledFeatureCollectionInterface) |
676 |
|
return getStyledLayerStyle((StyledFeatureCollectionInterface) styledObject); |
677 |
|
throw new UnsupportedOperationException( |
678 |
|
"Unknown type of StyledLayerInterface: " |
679 |
|
+ (styledObject == null ? null : styledObject |
680 |
|
.getClass().getSimpleName())); |
681 |
|
} |
682 |
|
|
683 |
|
/** |
684 |
|
* Returns the style and raster meta data of a |
685 |
|
* {@link StyledGridCoverageInterface} as a {@link StyledLayerStyle}. |
686 |
|
* |
687 |
|
* @param styledGC |
688 |
|
* a styled grid coverage |
689 |
|
*/ |
690 |
|
public static StyledLayerStyle<RasterLegendData> getStyledLayerStyle( |
691 |
|
final StyledGridCoverageInterface styledGC) { |
692 |
|
return new StyledLayerStyle<RasterLegendData>(styledGC.getStyle(), |
693 |
|
styledGC.getLegendMetaData()); |
694 |
|
} |
695 |
|
|
696 |
|
/** |
697 |
|
* Returns the style and attribute meta data of a |
698 |
|
* {@link StyledFeatureCollectionInterface} as a {@link StyledLayerStyle}. |
699 |
|
* |
700 |
|
* @param styledFC |
701 |
|
* a styled feature collection |
702 |
|
*/ |
703 |
|
public static StyledLayerStyle<AttributeMetadataMap> getStyledLayerStyle( |
704 |
|
final StyledFeatureCollectionInterface styledFC) { |
705 |
|
return new StyledLayerStyle<AttributeMetadataMap>(styledFC.getStyle(), |
706 |
|
styledFC.getAttributeMetaDataMap()); |
707 |
|
} |
708 |
|
|
709 |
|
/** |
710 |
|
* Loads a {@linkplain Style SLD-Style} and {@linkplain RasterLegendData |
711 |
|
* Raster-LegendData} for a given geo-object (raster) source. The SLD file |
712 |
|
* must be present. A missing raster legend-data file is tolerated. |
713 |
|
* |
714 |
|
* @param geoObjectURL |
715 |
|
* URL of the (already read) raster object |
716 |
|
* @param sldExt |
717 |
|
* file extention for the SLD file |
718 |
|
* @param rldExt |
719 |
|
* file extention for the raster legend-data file |
720 |
|
* @return {@code null} in case of any error |
721 |
|
*/ |
722 |
|
public static StyledLayerStyle<RasterLegendData> loadStyledRasterStyle( |
723 |
|
final URL geoObjectURL, final String sldExt, final String rldExt) { |
724 |
|
RasterLegendData metaData = null; |
725 |
|
Style sldStyle = null; |
726 |
|
try { |
727 |
|
final Style[] styles = StylingUtil.loadSLD(IOUtil.changeUrlExt( |
728 |
|
geoObjectURL, sldExt)); |
729 |
|
// SLD must be present |
730 |
|
if (styles == null || styles.length == 0) |
731 |
|
return null; |
732 |
|
sldStyle = styles[0]; |
733 |
|
} catch (final Exception err) { |
734 |
|
// SLD must be present |
735 |
|
LangUtil.logDebugError(LOGGER, err); |
736 |
|
return null; |
737 |
|
} |
738 |
|
|
739 |
|
try { |
740 |
|
metaData = StyledLayerUtil.loadRasterLegendData(IOUtil |
741 |
|
.changeUrlExt(geoObjectURL, rldExt)); |
742 |
|
} catch (final FileNotFoundException err) { |
743 |
|
// ignore missing raster legend data |
744 |
|
} catch (final Exception err) { |
745 |
|
// any other error during legend data creation leads to error |
746 |
|
LangUtil.logDebugError(LOGGER, err); |
747 |
|
return null; |
748 |
|
} |
749 |
|
return new StyledLayerStyle<RasterLegendData>(sldStyle, metaData); |
750 |
|
} |
751 |
|
|
752 |
|
/** |
753 |
|
* Loads a {@linkplain Style SLD-Style} from a {@code .sld} file and |
754 |
|
* {@linkplain RasterLegendData Raster-LegendData} from a {@code .rld} file |
755 |
|
* for a given geo-object (raster) source. The SLD file must be present. A |
756 |
|
* missing raster legend-data file is tolerated. |
757 |
|
* |
758 |
|
* @param geoObjectURL |
759 |
|
* URL of the (already read) raster object |
760 |
|
* @param sldExt |
761 |
|
* file extention for the SLD file |
762 |
|
* @param rldExt |
763 |
|
* file extention for the raster legend-data file |
764 |
|
* @return {@code null} in case of any error |
765 |
|
*/ |
766 |
|
public static StyledLayerStyle<RasterLegendData> loadStyledRasterStyle( |
767 |
|
final URL geoObjectURL) { |
768 |
|
return loadStyledRasterStyle(geoObjectURL, "sld", "rld"); |
769 |
|
} |
770 |
|
|
771 |
|
/** |
772 |
|
* Loads a {@linkplain Style SLD-Style} and a {@linkplain AttributeMetadata |
773 |
|
* AttributeMetaData-Map} for a given geo-object (feature) source. The SLD |
774 |
|
* file must be present. A missing attribute meta-data file is tolerated. |
775 |
|
* |
776 |
|
* @param geoObjectURL |
777 |
|
* URL of the (already read) feature object |
778 |
|
* @param sldExt |
779 |
|
* file extention for the SLD file |
780 |
|
* @param rldExt |
781 |
|
* file extention for the raster legend-data file |
782 |
|
* @return {@code null} in case of any error |
783 |
|
*/ |
784 |
|
public static StyledLayerStyle<AttributeMetadataMap> loadStyledFeatureStyle( |
785 |
|
final URL geoObjectURL, final String sldExt, final String rldExt) { |
786 |
|
AttributeMetadataMap metaData = null; |
787 |
|
Style sldStyle = null; |
788 |
|
try { |
789 |
|
final Style[] styles = StylingUtil.loadSLD(IOUtil.changeUrlExt( |
790 |
|
geoObjectURL, sldExt)); |
791 |
|
// SLD must be present |
792 |
|
if (styles == null || styles.length == 0) |
793 |
|
return null; |
794 |
|
sldStyle = styles[0]; |
795 |
|
} catch (final Exception err) { |
796 |
|
// SLD must be present |
797 |
|
LangUtil.logDebugError(LOGGER, err); |
798 |
|
return null; |
799 |
|
} |
800 |
|
|
801 |
|
try { |
802 |
|
metaData = StyledLayerUtil.loadAttributeMetaDataMap(IOUtil |
803 |
|
.changeUrlExt(geoObjectURL, rldExt)); |
804 |
|
} catch (final FileNotFoundException err) { |
805 |
|
// ignore missing attribute meta data |
806 |
|
} catch (final Exception err) { |
807 |
|
// any other error during meta data creation leads to error |
808 |
|
LangUtil.logDebugError(LOGGER, err); |
809 |
|
return null; |
810 |
|
} |
811 |
|
|
812 |
|
return new StyledLayerStyle<AttributeMetadataMap>(sldStyle, metaData); |
813 |
|
} |
814 |
|
|
815 |
|
/** |
816 |
|
* Loads a {@linkplain Style SLD-Style} from a {@code .sld} file and |
817 |
|
* {@linkplain AttributeMetadata AttributeMetaData-Map} from a {@code .amd} |
818 |
|
* file for a given geo-object (feature) source. The SLD file must be |
819 |
|
* present. A missing attribute meta-data file is tolerated. |
820 |
|
* |
821 |
|
* @param geoObjectURL |
822 |
|
* URL of the (already read) feature object |
823 |
|
* @param sldExt |
824 |
|
* file extention for the SLD file |
825 |
|
* @param rldExt |
826 |
|
* file extention for the raster legend-data file |
827 |
|
* @return {@code null} in case of any error |
828 |
|
*/ |
829 |
|
public static StyledLayerStyle<AttributeMetadataMap> loadStyledFeatureStyle( |
830 |
|
final URL geoObjectURL) { |
831 |
|
return loadStyledFeatureStyle(geoObjectURL, "sld", "amd"); |
832 |
|
} |
833 |
|
|
834 |
|
/** |
835 |
|
* Stores a {@linkplain Style SLD-Style} and {@linkplain RasterLegendData |
836 |
|
* Raster-LegendData} for a given geo-object (raster) source. |
837 |
|
* |
838 |
|
* @param style |
839 |
|
* style to save |
840 |
|
* @param geoObjectURL |
841 |
|
* URL of the raster object |
842 |
|
* @param sldExt |
843 |
|
* file extention for the SLD file |
844 |
|
* @param mdExt |
845 |
|
* file extention for the meta-data file |
846 |
|
*/ |
847 |
|
public static <T> void saveStyledLayerStyle( |
848 |
|
final StyledLayerStyle<T> style, final URL geoObjectURL, |
849 |
|
final String sldExt, final String mdExt) throws Exception { |
850 |
|
// Store the SLD |
851 |
|
final Style sldStyle = style.getGeoObjectStyle(); |
852 |
|
if (sldStyle != null) { |
853 |
|
StylingUtil.saveStyleToSLD(sldStyle, IOUtil.changeFileExt(new File( |
854 |
|
geoObjectURL.toURI()), sldExt)); |
855 |
|
} |
856 |
|
|
857 |
|
// Store the meta data |
858 |
|
final T metaData = style.getMetaData(); |
859 |
|
if (metaData != null) { |
860 |
|
if (metaData instanceof RasterLegendData) { |
861 |
|
saveRasterLegendData((RasterLegendData) metaData, IOUtil |
862 |
|
.changeUrlExt(geoObjectURL, mdExt)); |
863 |
|
// } else if ( metaData instanceof |
864 |
|
// Map<Integer,AttributeMetaData> ) { // LEIDER NICHT |
865 |
|
// KOMPILIERBAR!! |
866 |
|
} else if (metaData instanceof Map) { |
867 |
|
saveAttributeMetaDataMap((AttributeMetadataMap) metaData, |
868 |
|
IOUtil.changeUrlExt(geoObjectURL, mdExt)); |
869 |
|
} else |
870 |
|
throw new UnsupportedOperationException( |
871 |
|
"Export for meta data not yet supported: " |
872 |
|
+ metaData.getClass().getSimpleName()); |
873 |
|
} |
874 |
|
} |
875 |
|
|
876 |
|
/** |
877 |
|
* Stores the {@linkplain Style SLD-Style} to a {@code .sld} file and the |
878 |
|
* meta data ({@link RasterLegendData} or {@link AttributeMetadata}) to a |
879 |
|
* {@code .rld} or {@code .amd} file. for a given geo-object source. |
880 |
|
* |
881 |
|
* @param style |
882 |
|
* style to save |
883 |
|
* @param geoObjectURL |
884 |
|
* URL of the (already read) raster object |
885 |
|
*/ |
886 |
|
public static void saveStyledLayerStyle(final StyledLayerStyle<?> style, |
887 |
|
final URL geoObjectURL) throws Exception { |
888 |
|
if (style.getMetaData() instanceof RasterLegendData) |
889 |
|
saveStyledLayerStyle(style, geoObjectURL, "sld", "rld"); |
890 |
|
else |
891 |
|
saveStyledLayerStyle(style, geoObjectURL, "sld", "amd"); |
892 |
|
} |
893 |
|
|
894 |
|
/** |
895 |
|
* Creates a {@link JPanel} that shows a legend for a list of |
896 |
* {@link FeatureTypeStyle}s and a targeted featureType |
* {@link FeatureTypeStyle}s and a targeted featureType |
897 |
* |
* |
898 |
* @param featureType |
* @param featureType |
903 |
* @author <a href="mailto:[email protected]">Stefan Alfons |
* @author <a href="mailto:[email protected]">Stefan Alfons |
904 |
* Krüger</a> |
* Krüger</a> |
905 |
*/ |
*/ |
906 |
public static Box createLegendPanel(List<FeatureTypeStyle> list, |
public static JPanel createLegendPanel(Style style, |
907 |
SimpleFeatureType featureType, int iconWidth, int iconHeight) { |
final SimpleFeatureType featureType, final int iconWidth, |
908 |
|
final int iconHeight) { |
909 |
|
|
910 |
Box box = new Box(BoxLayout.Y_AXIS) { |
final List<FeatureTypeStyle> list = style.featureTypeStyles(); |
911 |
|
|
912 |
/** |
final JPanel panel = new JPanel(new MigLayout("wrap 2", "[]:3:[]")); |
913 |
* Nuetzlich wenn die Componente gedruckt (z.B. wenn ein Screenshot |
|
914 |
* gemacht wird) wird. Dann werden wird der Hintergrund auf WEISS |
if (style == null) { |
915 |
* gesetzt. |
// No Style => no legend |
916 |
* |
return panel; |
917 |
* @author <a href="mailto:[email protected]">Stefan Alfons |
} |
|
* Krüger</a> |
|
|
*/ |
|
|
@Override |
|
|
public void print(Graphics g) { |
|
|
final Color orig = getBackground(); |
|
|
setBackground(Color.WHITE); |
|
|
// wrap in try/finally so that we always restore the state |
|
|
try { |
|
|
super.print(g); |
|
|
} finally { |
|
|
setBackground(orig); |
|
|
} |
|
|
} |
|
|
}; |
|
918 |
|
|
919 |
for (FeatureTypeStyle ftStyle : list) { |
for (final FeatureTypeStyle ftStyle : list) { |
920 |
|
|
921 |
// One child-node for every rule |
// One child-node for every rule |
922 |
List<Rule> rules = ftStyle.rules(); |
final List<Rule> rules = ftStyle.rules(); |
923 |
for (Rule rule : rules) { |
for (final Rule rule : rules) { |
924 |
|
|
925 |
/** |
/** |
926 |
* Let's not create a hbox for Rules that only contain |
* Let's not create a hbox for Rules that only contain |
930 |
.size() == rule.getSymbolizers().length) |
.size() == rule.getSymbolizers().length) |
931 |
continue; |
continue; |
932 |
|
|
|
Box hbox = new Box(BoxLayout.X_AXIS) { |
|
|
|
|
|
/** |
|
|
* Nuetzlich wenn die Componente gedruckt (z.B. wenn ein |
|
|
* Screenshot gemacht wird) wird. Dann werden wird der |
|
|
* Hintergrund auf WEISS gesetzt. |
|
|
* |
|
|
* @author <a href="mailto:[email protected]">Stefan |
|
|
* Alfons Krüger</a> |
|
|
*/ |
|
|
@Override |
|
|
public void print(Graphics g) { |
|
|
final Color orig = getBackground(); |
|
|
setBackground(Color.WHITE); |
|
|
// wrap in try/finally so that we always restore the |
|
|
// state |
|
|
try { |
|
|
super.print(g); |
|
|
} finally { |
|
|
setBackground(orig); |
|
|
} |
|
|
} |
|
|
}; |
|
|
|
|
|
/** |
|
|
* The size of the legend Symbol is dependent on the size of the |
|
|
* font. |
|
|
*/ |
|
|
final int fontHeight = new JLabel().getFontMetrics( |
|
|
new JLabel().getFont()).getHeight(); |
|
|
|
|
|
final Dimension ICON_SIZE = new Dimension(iconWidth, |
|
|
fontHeight > 5 ? fontHeight : iconHeight); |
|
|
|
|
|
// **************************************************************************** |
|
|
// Create the actual icon |
|
|
// **************************************************************************** |
|
933 |
final BufferedImage imageForRule = LegendIconFeatureRenderer |
final BufferedImage imageForRule = LegendIconFeatureRenderer |
934 |
.getInstance().createImageForRule(rule, featureType, |
.getInstance().createImageForRule(rule, featureType, |
935 |
ICON_SIZE); |
new Dimension(iconWidth, iconHeight)); |
936 |
|
|
937 |
// LOGGER.debug("Creating a new Legend Image for RUle name = |
final ImageIcon legendIcon = new ImageIcon(imageForRule); |
|
// "+rule.getName()); |
|
|
|
|
|
ImageIcon legendIcon = new ImageIcon(imageForRule); |
|
938 |
|
|
939 |
final JLabel iconLabel = new JLabel(legendIcon); |
final JLabel iconLabel = new JLabel(legendIcon); |
940 |
hbox.setAlignmentX(0f); |
panel.add(iconLabel, "sgx1"); |
941 |
hbox.add(iconLabel); |
// hbox.setAlignmentX(0f); |
942 |
hbox.add(Box.createHorizontalStrut(3)); |
// hbox.add(iconLabel); |
943 |
|
// hbox.add(Box.createHorizontalStrut(3)); |
|
// **************************************************************************** |
|
|
// The labeltext is read from the SLD. Its either the title |
|
|
// directly, or interpreted as OneLine Code |
|
|
// **************************************************************************** |
|
|
// final String rawText = |
|
|
// rule.getDescription().getTitle().toString(); |
|
|
final String rawText = rule.getDescription().getTitle().toString(); |
|
|
|
|
|
Translation labelT = new Translation(); |
|
|
labelT.fromOneLine(rawText); |
|
944 |
|
|
945 |
|
final Translation labelT = new Translation(); |
946 |
|
labelT.fromOneLine(rule.getDescription().getTitle()); |
947 |
final JLabel classTitleLabel = new JLabel(labelT.toString()); |
final JLabel classTitleLabel = new JLabel(labelT.toString()); |
|
hbox.add(classTitleLabel); |
|
|
classTitleLabel.setLabelFor(iconLabel); |
|
948 |
|
|
949 |
box.add(hbox); |
panel.add(classTitleLabel, "sgx2"); |
950 |
|
classTitleLabel.setLabelFor(iconLabel); |
951 |
|
} |
952 |
|
} |
953 |
|
|
954 |
|
return panel; |
955 |
|
} |
956 |
|
|
957 |
|
/** |
958 |
|
* Creates a {@link JComponent} that contains a legend for a given |
959 |
|
* rasterLayer and a given {@link Style}. |
960 |
|
* |
961 |
|
* @param style |
962 |
|
* if <code>null</code>, the default {@link Style} is extracetd |
963 |
|
* from the {@link StyledRasterInterface} |
964 |
|
*/ |
965 |
|
public static JPanel createLegendPanel( |
966 |
|
final StyledRasterInterface<?> styledRaster, Style style, |
967 |
|
final int iconWidth, final int iconHeight) { |
968 |
|
|
969 |
|
// If no style is given, we use the default style for this layer |
970 |
|
if (style == null) |
971 |
|
style = styledRaster.getStyle(); |
972 |
|
|
973 |
|
/** |
974 |
|
* Determine whether a Style is responsible for the coloring |
975 |
|
*/ |
976 |
|
ColorModel colorModel = null; |
977 |
|
if (!isStyleable(styledRaster) |
978 |
|
|| (isStyleable(styledRaster) && style == null)) { |
979 |
|
colorModel = getColorModel(styledRaster); |
980 |
|
} |
981 |
|
|
982 |
|
final RasterLegendData rasterLegendData = styledRaster |
983 |
|
.getLegendMetaData(); |
984 |
|
final List<Double> legendRasterValues = rasterLegendData |
985 |
|
.getSortedKeys(); |
986 |
|
final Map<Double, GridCoverage2D> sampleRasters = rasterLegendData |
987 |
|
.createSampleRasters(); |
988 |
|
|
989 |
|
final JPanel panel = new JPanel(new MigLayout("wrap 2")); |
990 |
|
|
991 |
|
for (final Double rValue : legendRasterValues) { |
992 |
|
|
993 |
|
// final Dimension ICON_SIZE = new Dimension(iconWidth, |
994 |
|
// new JLabel().getFontMetrics(new JLabel().getFont()) |
995 |
|
// .getHeight() > 5 ? new JLabel().getFontMetrics( |
996 |
|
// new JLabel().getFont()).getHeight() : iconHeight); |
997 |
|
|
998 |
|
// **************************************************************************** |
999 |
|
// Create the actual icon |
1000 |
|
// **************************************************************************** |
1001 |
|
final BufferedImage buffImage = new BufferedImage(iconWidth, |
1002 |
|
iconHeight, BufferedImage.TYPE_INT_ARGB); |
1003 |
|
|
1004 |
|
final Graphics2D graphics = buffImage.createGraphics(); |
1005 |
|
|
1006 |
|
if (colorModel != null) { |
1007 |
|
// The colors come from the ColorModel! |
1008 |
|
|
1009 |
|
try { |
1010 |
|
Object inData = null; |
1011 |
|
switch (colorModel.getTransferType()) { |
1012 |
|
case DataBuffer.TYPE_BYTE: |
1013 |
|
inData = new byte[] { rValue.byteValue() }; |
1014 |
|
break; |
1015 |
|
case DataBuffer.TYPE_USHORT: |
1016 |
|
inData = new short[] { rValue.shortValue() }; |
1017 |
|
break; |
1018 |
|
case DataBuffer.TYPE_INT: |
1019 |
|
inData = new int[] { rValue.intValue() }; |
1020 |
|
break; |
1021 |
|
case DataBuffer.TYPE_SHORT: |
1022 |
|
inData = new short[] { rValue.shortValue() }; |
1023 |
|
break; |
1024 |
|
case DataBuffer.TYPE_FLOAT: |
1025 |
|
inData = new float[] { rValue.floatValue() }; |
1026 |
|
break; |
1027 |
|
case DataBuffer.TYPE_DOUBLE: |
1028 |
|
inData = new double[] { rValue.doubleValue() }; |
1029 |
|
break; |
1030 |
|
default: |
1031 |
|
inData = rValue.intValue(); |
1032 |
|
} |
1033 |
|
final Color color = new Color(colorModel.getRGB(inData)); |
1034 |
|
graphics.setBackground(color); |
1035 |
|
graphics.setColor(color); |
1036 |
|
graphics.fillRect(0, 0, iconWidth, iconHeight); |
1037 |
|
} catch (final Exception e) { |
1038 |
|
LOGGER.info( |
1039 |
|
"Dann nehmen wir halt den GridCoverageRenderer", e); |
1040 |
|
colorModel = null; |
1041 |
|
} |
1042 |
|
} else { |
1043 |
|
// The colors come from the Style |
1044 |
|
|
1045 |
|
/** |
1046 |
|
* The coverage contains only one value of value rValue |
1047 |
|
*/ |
1048 |
|
final GridCoverage2D sampleCov = sampleRasters.get(rValue); |
1049 |
|
GridCoverageRenderer renderer; |
1050 |
|
try { |
1051 |
|
renderer = new GridCoverageRenderer(sampleCov |
1052 |
|
.getCoordinateReferenceSystem(), JTSUtil |
1053 |
|
.createEnvelope(sampleCov.getEnvelope()), |
1054 |
|
new Rectangle(iconWidth, iconHeight), |
1055 |
|
(AffineTransform) null); |
1056 |
|
} catch (final Exception e1) { |
1057 |
|
throw new RuntimeException( |
1058 |
|
"Creating a GridCoverageRenderer failed:", e1); |
1059 |
|
} |
1060 |
|
|
1061 |
|
/** |
1062 |
|
* Iterate over all FeatureTypeStyles. |
1063 |
|
*/ |
1064 |
|
final List<RasterSymbolizer> rSymbols = StylingUtil |
1065 |
|
.getRasterSymbolizers(style); |
1066 |
|
|
1067 |
|
for (final RasterSymbolizer symbolizer : rSymbols) { |
1068 |
|
try { |
1069 |
|
renderer.paint(graphics, sampleCov, symbolizer); |
1070 |
|
} catch (final Exception ee) { |
1071 |
|
LOGGER.error("Unable to paint " + symbolizer |
1072 |
|
+ " into the legend image", ee); |
1073 |
|
} |
1074 |
|
} |
1075 |
} |
} |
1076 |
|
|
1077 |
|
final JLabel iconLabel = new JLabel(new ImageIcon(buffImage)); |
1078 |
|
// hbox.setAlignmentX(0f); |
1079 |
|
panel.add(iconLabel, "sgx1"); |
1080 |
|
// hbox.add(Box.createHorizontalStrut(3)); |
1081 |
|
|
1082 |
|
final Translation labelT = rasterLegendData.get(rValue); |
1083 |
|
final JLabel classTitleLabel = new JLabel(labelT.toString()); |
1084 |
|
panel.add(classTitleLabel, "sgx2" |
1085 |
|
+ (rasterLegendData.getPaintGaps() ? ", gapy 0 3" : "")); |
1086 |
|
classTitleLabel.setLabelFor(iconLabel); |
1087 |
|
|
1088 |
|
// box.add(hbox); |
1089 |
|
|
1090 |
|
if (rasterLegendData.getPaintGaps()) { |
1091 |
|
iconLabel |
1092 |
|
.setBorder(BorderFactory.createLineBorder(Color.black)); |
1093 |
|
} |
1094 |
|
|
1095 |
} |
} |
1096 |
|
|
1097 |
return box; |
return panel; |
1098 |
} |
} |
1099 |
|
|
1100 |
|
/** |
1101 |
|
* Extracts the {@link ColorModel} of any {@link StyledRasterInterface}. May |
1102 |
|
* return <code>null</code> if the geoobject can not be accessed. |
1103 |
|
*/ |
1104 |
|
@SuppressWarnings("unchecked") |
1105 |
|
public static ColorModel getColorModel( |
1106 |
|
final StyledRasterInterface<?> styledGrid) { |
1107 |
|
ColorModel colorModel = null; |
1108 |
|
try { |
1109 |
|
final Object geoObject = styledGrid.getGeoObject(); |
1110 |
|
if (geoObject instanceof GridCoverage2D) { |
1111 |
|
final GridCoverage2D cov = (GridCoverage2D) geoObject; |
1112 |
|
colorModel = cov.getRenderedImage().getColorModel(); |
1113 |
|
} else if (styledGrid instanceof StyledRasterPyramidInterface) { |
1114 |
|
|
1115 |
|
final Parameter readGG = new Parameter( |
1116 |
|
AbstractGridFormat.READ_GRIDGEOMETRY2D); |
1117 |
|
|
1118 |
|
final ReferencedEnvelope mapExtend = new org.geotools.geometry.jts.ReferencedEnvelope( |
1119 |
|
styledGrid.getEnvelope(), styledGrid.getCrs()); |
1120 |
|
|
1121 |
|
readGG.setValue(new GridGeometry2D(new GeneralGridEnvelope( |
1122 |
|
new Rectangle(0, 0, 1, 1)), mapExtend)); |
1123 |
|
|
1124 |
|
final FeatureCollection<SimpleFeatureType, SimpleFeature> rFc = (FeatureCollection<SimpleFeatureType, SimpleFeature>) geoObject; |
1125 |
|
|
1126 |
|
final AbstractGridCoverage2DReader aReader = (AbstractGridCoverage2DReader) FeatureUtil |
1127 |
|
.getWrappedGeoObject(rFc); |
1128 |
|
final GridCoverage2D cov = (GridCoverage2D) aReader |
1129 |
|
.read(new GeneralParameterValue[] { readGG }); |
1130 |
|
colorModel = cov.getRenderedImage().getColorModel(); |
1131 |
|
} |
1132 |
|
} catch (final Exception e) { |
1133 |
|
LOGGER.error("Error reading the colormodel from " + styledGrid, e); |
1134 |
|
return null; |
1135 |
|
} |
1136 |
|
return colorModel; |
1137 |
|
} |
1138 |
|
|
1139 |
/** |
/** |
1140 |
* Creates a |
* @return <code>true</code> if a {@link RasterSymbolizer} can be applied |
1141 |
* @param styledGrid |
* and will have an effect. Some rasters (e.g. GeoTIFF) can come |
1142 |
* @param iconHeight |
* with their own {@link ColorModel} and will ignore any |
1143 |
* @param iconWidth |
* {@link RasterSymbolizer} = SLD. |
|
* @return |
|
1144 |
*/ |
*/ |
1145 |
public static Box createLegendPanel(StyledRasterInterface<?> styledGrid, int iconWidth, int iconHeight) { |
public static boolean isStyleable( |
1146 |
throw new RuntimeException("Not yet..."); |
final StyledRasterInterface<?> styledRaster) { |
1147 |
|
final ColorModel colorModel = getColorModel(styledRaster); |
1148 |
|
|
1149 |
|
// LOGGER.info("The colormodel of " + styledRaster.getTitle() + " is " |
1150 |
|
// + colorModel != null ? colorModel.getClass().getSimpleName() : "NULL"); |
1151 |
|
|
1152 |
|
if (colorModel == null) |
1153 |
|
return true; |
1154 |
|
if (colorModel instanceof ComponentColorModel) |
1155 |
|
return true; |
1156 |
|
return false; |
1157 |
} |
} |
1158 |
|
|
1159 |
|
/** |
1160 |
|
* Set the given Style as the Style of the {@link MapLayer}, unless the |
1161 |
|
* styles are the same (not comparing selection stuff). If the |
1162 |
|
* {@link MapLayer}s {@link Style} is changed, the selection FTS is kept.<br/> |
1163 |
|
* Remember {@link MapLayer#setStyle(Style)} triggers an event leading to a |
1164 |
|
* repaint, so only use it when needed. |
1165 |
|
* |
1166 |
|
* @return <code>true</code> if the {@link MapLayer}'s {@link Style} has been changed. |
1167 |
|
*/ |
1168 |
|
public static boolean updateMapLayerStyleIfChangedAndKeepSelection(MapLayer mapLayer, |
1169 |
|
Style style2) { |
1170 |
|
|
1171 |
|
Style mapLayerStyleCleaned = StylingUtil |
1172 |
|
.removeSelectionFeatureTypeStyle(mapLayer.getStyle()); |
1173 |
|
|
1174 |
|
Style newStyleCleaned = StylingUtil.removeSelectionFeatureTypeStyle(style2); |
1175 |
|
|
1176 |
|
if (StylingUtil.isStyleDifferent(mapLayerStyleCleaned, |
1177 |
|
newStyleCleaned)) { |
1178 |
|
|
1179 |
|
// They are different when compared without SELECTION FTS! |
1180 |
|
|
1181 |
|
// Now let's copy any SELECTION FTS to the now style |
1182 |
|
FeatureTypeStyle selectionFeatureTypeStyle = StylingUtil.getSelectionFeatureTypeStyle( mapLayer.getStyle() ); |
1183 |
|
if (selectionFeatureTypeStyle != null) { |
1184 |
|
newStyleCleaned.featureTypeStyles().add(selectionFeatureTypeStyle); |
1185 |
|
// newStyleCleaned is not so clean anymore... We just alled a selcetion FTS |
1186 |
|
} |
1187 |
|
|
1188 |
|
mapLayer.setStyle(newStyleCleaned); |
1189 |
|
|
1190 |
|
return true; |
1191 |
|
|
1192 |
|
} else { |
1193 |
|
return false; |
1194 |
|
} |
1195 |
|
} |
1196 |
|
|
1197 |
} |
} |