Mercurial > mxd2map
comparison src/java/de/intevation/mxd/reader/FeatureLayerReader.java @ 31:40c0b4e5f91a
Added utility class to store map attributes.
| author | Raimund Renkert <rrenkert@intevation.de> |
|---|---|
| date | Mon, 11 Apr 2011 16:04:03 +0200 |
| parents | 77cfa8092611 |
| children | c51376f8e24c |
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| 30:c34c450edb06 | 31:40c0b4e5f91a |
|---|---|
| 24 * | 24 * |
| 25 * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a> | 25 * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a> |
| 26 */ | 26 */ |
| 27 public class FeatureLayerReader implements ILayerReader{ | 27 public class FeatureLayerReader implements ILayerReader{ |
| 28 | 28 |
| 29 private static final Logger logger = Logger.getLogger(FeatureLayerReader.class); | 29 /** |
| 30 * The logger. | |
| 31 */ | |
| 32 private static final Logger logger = | |
| 33 Logger.getLogger(FeatureLayerReader.class); | |
| 30 | 34 |
| 35 /** | |
| 36 * Privte member. | |
| 37 */ | |
| 31 private FeatureLayer layer; | 38 private FeatureLayer layer; |
| 32 private Document document; | 39 private MapToXMLUtils util; |
| 33 | 40 |
| 34 //Constructor | 41 |
| 35 public FeatureLayerReader(ILayer layer) throws Exception{ | 42 public FeatureLayerReader(ILayer layer) |
| 43 throws Exception { | |
| 36 if(layer instanceof FeatureLayer) | 44 if(layer instanceof FeatureLayer) |
| 37 this.layer = (FeatureLayer)layer; | 45 this.layer = (FeatureLayer)layer; |
| 38 else | 46 else |
| 39 throw new Exception("Not an instance of FeatureLayer: " + | 47 throw new Exception("Not an instance of FeatureLayer: " + |
| 40 layer.getClass().toString()); | 48 layer.getClass().toString()); |
| 41 } | 49 } |
| 42 | 50 |
| 43 //Methods | |
| 44 /** | 51 /** |
| 45 * Setter for XML document. | 52 * Setter for XML document helper. |
| 53 * | |
| 54 * @param util The helper for storing map information. | |
| 46 */ | 55 */ |
| 47 public void setDocument(Document doc){ | 56 public void setUtil(MapToXMLUtils util){ |
| 48 this.document = doc; | 57 this.util = util; |
| 49 } | 58 } |
| 50 | 59 |
| 51 /** | 60 /** |
| 52 * Reads the Layer content. | 61 * Reads the Layer content. |
| 62 * | |
| 63 * @return The layer XML element. | |
| 53 */ | 64 */ |
| 54 public boolean read() throws IOException{ | 65 public Element read() |
| 66 throws IOException { | |
| 55 logger.debug("read()"); | 67 logger.debug("read()"); |
| 56 XMLUtils.ElementCreator creator = new XMLUtils.ElementCreator(document, | 68 Element layerElement; |
| 57 "", ""); | 69 try { |
| 70 layerElement = util.addLayer(); | |
| 71 } | |
| 72 catch(Exception e) { | |
| 73 e.printStackTrace(); | |
| 74 return null; | |
| 75 } | |
| 58 | 76 |
| 59 Element layerElement = creator.create("layer"); | 77 layerElement.setAttribute("name", layer.getName()); |
| 60 creator.addAttr(layerElement, "name", layer.getName()); | 78 layerElement.setAttribute("min_scale", |
| 61 creator.addAttr(layerElement, | 79 String.valueOf(layer.getMinimumScale())); |
| 62 "min_scale", | 80 layerElement.setAttribute("max_scale", |
| 63 String.valueOf(layer.getMinimumScale())); | 81 String.valueOf(layer.getMaximumScale())); |
| 64 creator.addAttr(layerElement, | 82 if(layer.isVisible()) { |
| 65 "max_scale", | 83 layerElement.setAttribute("status", "on"); |
| 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!"); | |
| 78 } | 84 } |
| 79 else{ | 85 else { |
| 80 Node map = list.item(0); | 86 layerElement.setAttribute("status", "off"); |
| 81 map.appendChild(layerElement); | |
| 82 } | 87 } |
| 83 return true; | |
| 84 } | |
| 85 | 88 |
| 86 public void getLayer() throws IOException{ | 89 layerElement.setAttribute("definition_query", |
| 87 logger.debug("getLayer() -> not implemented jet."); | 90 layer.getDefinitionExpression()); |
| 88 return; | 91 |
| 92 return layerElement; | |
| 89 } | 93 } |
| 90 } | 94 } |
| 91 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : | 95 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |