Mercurial > mxd2map > mxd2map

annotate src/java/de/intevation/mxd/reader/FeatureLayerReader.java @ 43:ef7ca23c4233

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Added comments, done some code styling and removed typos.
author Raimund Renkert <rrenkert@intevation.de>
date Fri, 15 Apr 2011 15:44:54 +0200
parents 395307e8b7ee
children 4e0464c620f0
rev   line source
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1 package de.intevation.mxd.reader;
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2
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3 import java.io.IOException;
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4
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5 import org.apache.log4j.Logger;
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6
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7 import com.esri.arcgis.carto.ILayer;
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8 import com.esri.arcgis.carto.FeatureLayer;
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9 import com.esri.arcgis.geodatabase.FeatureClassName;
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10 import com.esri.arcgis.system.IName;
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77cfa8092611 Write FeatureLayer attributes to XML document.
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11
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12 import org.w3c.dom.Element;
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13
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14 import de.intevation.mxd.utils.MapToXMLUtils;
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15
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16 /**
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17 * Reads Layer information.
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18 *
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19 * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a>
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20 */
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21 public class FeatureLayerReader
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22 implements ILayerReader {
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24 /**
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25 * The logger.
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26 */
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27 private static final Logger logger =
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28 Logger.getLogger(FeatureLayerReader.class);
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30 /**
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31 * Privte member.
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32 */
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33 private FeatureLayer layer;
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34 private MapToXMLUtils util;
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36
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37 public FeatureLayerReader(ILayer layer)
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38 throws Exception {
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39 if(layer instanceof FeatureLayer) {
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40 this.layer = (FeatureLayer)layer;
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41 }
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42 else {
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43 throw new Exception("Not an instance of FeatureLayer: " +
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44 layer.getClass().toString());
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45 }
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46 }
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48 /**
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49 * Setter for XML document helper.
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50 *
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51 * @param util The helper for storing map information.
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52 */
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53 public void setUtil(MapToXMLUtils util) {
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54 this.util = util;
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55 }
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56
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57 /**
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58 * Reads the Layer content.
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59 *
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60 * @return The layer XML element.
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61 */
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62 public Element read()
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63 throws IOException {
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64 logger.debug("read()");
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65 Element layerElement;
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66 try {
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67 layerElement = util.addLayer();
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68 }
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69 catch(Exception e) {
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70 e.printStackTrace();
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71 return null;
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72 }
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73
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74 layerElement.setAttribute("name", layer.getName());
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75 layerElement.setAttribute("min_scale",
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76 String.valueOf(layer.getMinimumScale()));
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77 layerElement.setAttribute("max_scale",
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78 String.valueOf(layer.getMaximumScale()));
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79 if(layer.isVisible()) {
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80 layerElement.setAttribute("status", "on");
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81 }
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82 else {
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83 layerElement.setAttribute("status", "off");
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84 }
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85
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86 int type = layer.getShapeType();
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87 switch (type) {
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88 case 0: layerElement.setAttribute("type", "none");
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89 case 1: layerElement.setAttribute("type", "point");
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90 }
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91
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92 layerElement.setAttribute("definition_query",
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93 layer.getDefinitionExpression());
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94 IName fcn = layer.getDataSourceName();
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95 if(fcn instanceof FeatureClassName) {
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96 FeatureClassName name = (FeatureClassName)fcn;
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97 layerElement.setAttribute("data_source", name.getName());
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98 }
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99
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100 return layerElement;
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101 }
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102 }
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103 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
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