Mercurial > mxd2map
comparison src/java/de/intevation/mxd/reader/FeatureLayerReader.java @ 29:77cfa8092611
Write FeatureLayer attributes to XML document.
| author | Raimund Renkert <rrenkert@intevation.de> |
|---|---|
| date | Fri, 08 Apr 2011 17:36:22 +0200 |
| parents | 3e24fffdf2bb |
| children | 40c0b4e5f91a |
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| 28:0e71a1f71ec0 | 29:77cfa8092611 |
|---|---|
| 10 import com.esri.arcgis.geometry.ProjectedCoordinateSystem; | 10 import com.esri.arcgis.geometry.ProjectedCoordinateSystem; |
| 11 import com.esri.arcgis.geometry.IProjection; | 11 import com.esri.arcgis.geometry.IProjection; |
| 12 import com.esri.arcgis.geometry.Projection; | 12 import com.esri.arcgis.geometry.Projection; |
| 13 import com.esri.arcgis.display.ISymbol; | 13 import com.esri.arcgis.display.ISymbol; |
| 14 import com.esri.arcgis.display.SimpleMarkerSymbol; | 14 import com.esri.arcgis.display.SimpleMarkerSymbol; |
| 15 | |
| 16 import org.w3c.dom.Attr; | |
| 17 import org.w3c.dom.Document; | |
| 18 import org.w3c.dom.Element; | |
| 19 import org.w3c.dom.Node; | |
| 20 import org.w3c.dom.NodeList; | |
| 21 | |
| 15 /** | 22 /** |
| 16 * Reads Layer information.. | 23 * Reads Layer information.. |
| 17 * | 24 * |
| 18 * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a> | 25 * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a> |
| 19 */ | 26 */ |
| 20 public class FeatureLayerReader implements ILayerReader{ | 27 public class FeatureLayerReader implements ILayerReader{ |
| 21 | 28 |
| 22 private static final Logger logger = Logger.getLogger(FeatureLayerReader.class); | 29 private static final Logger logger = Logger.getLogger(FeatureLayerReader.class); |
| 23 | 30 |
| 24 private ILayer layer; | 31 private FeatureLayer layer; |
| 32 private Document document; | |
| 25 | 33 |
| 26 //Constructor | 34 //Constructor |
| 27 public FeatureLayerReader(ILayer layer){ | 35 public FeatureLayerReader(ILayer layer) throws Exception{ |
| 28 this.layer = layer; | 36 if(layer instanceof FeatureLayer) |
| 37 this.layer = (FeatureLayer)layer; | |
| 38 else | |
| 39 throw new Exception("Not an instance of FeatureLayer: " + | |
| 40 layer.getClass().toString()); | |
| 29 } | 41 } |
| 30 | 42 |
| 31 //Methods | 43 //Methods |
| 44 /** | |
| 45 * Setter for XML document. | |
| 46 */ | |
| 47 public void setDocument(Document doc){ | |
| 48 this.document = doc; | |
| 49 } | |
| 50 | |
| 32 /** | 51 /** |
| 33 * Reads the Layer content. | 52 * Reads the Layer content. |
| 34 */ | 53 */ |
| 35 public boolean read() throws IOException{ | 54 public boolean read() throws IOException{ |
| 36 logger.debug("read()"); | 55 logger.debug("read()"); |
| 37 if(layer instanceof FeatureLayer){ | 56 XMLUtils.ElementCreator creator = new XMLUtils.ElementCreator(document, |
| 38 FeatureLayer fl = (FeatureLayer)layer; | 57 "", ""); |
| 39 System.out.println("--------------------"); | |
| 40 System.out.println("Layer information:"); | |
| 41 System.out.println("Layername\t\t = " + fl.getName()); | |
| 42 System.out.println("Min-/Maxscale\t = " + fl.getMinimumScale() + | |
| 43 "/" + fl.getMaximumScale()); | |
| 44 ISymbol symbol = fl.getSelectionSymbol(); | |
| 45 if(symbol instanceof SimpleMarkerSymbol) | |
| 46 System.out.println("Symboltype\t\t = " + | |
| 47 ((SimpleMarkerSymbol)symbol).getNameString()); | |
| 48 | 58 |
| 49 System.out.println("Status\t\t = " + fl.isVisible()); | 59 Element layerElement = creator.create("layer"); |
| 50 System.out.println("Definition Query\t = " + fl.getDefinitionExpression()); | 60 creator.addAttr(layerElement, "name", layer.getName()); |
| 51 System.out.println(""); | 61 creator.addAttr(layerElement, |
| 52 return true; | 62 "min_scale", |
| 63 String.valueOf(layer.getMinimumScale())); | |
| 64 creator.addAttr(layerElement, | |
| 65 "max_scale", | |
| 66 String.valueOf(layer.getMaximumScale())); | |
| 67 if(layer.isVisible()) | |
| 68 creator.addAttr(layerElement, "status", "on"); | |
| 69 else | |
| 70 creator.addAttr(layerElement, "status", "off"); | |
| 71 creator.addAttr(layerElement, | |
| 72 "definition_query", | |
| 73 layer.getDefinitionExpression()); | |
| 74 NodeList list = document.getElementsByTagName("map"); | |
| 75 if(list.getLength() > 1){ | |
| 76 throw new IOException("Error while creating DOM! Found" + | |
| 77 " more than one map object!"); | |
| 53 } | 78 } |
| 54 else{ | 79 else{ |
| 55 System.out.println("Layer type unknown! " + layer.getClass().toString()); | 80 Node map = list.item(0); |
| 81 map.appendChild(layerElement); | |
| 56 } | 82 } |
| 57 | 83 return true; |
| 58 return false; | |
| 59 } | 84 } |
| 60 | 85 |
| 61 public void getLayer() throws IOException{ | 86 public void getLayer() throws IOException{ |
| 62 logger.debug("getLayer() -> not implemented jet."); | 87 logger.debug("getLayer() -> not implemented jet."); |
| 63 return; | 88 return; |