Mercurial > mxd2map
annotate src/java/de/intevation/mxd/reader/UniqueValueRendererReader.java @ 78:df17d4c2f9eb
Merged in Raimunds changes
author | Stephan Holl <stephan.holl@intevation.de> |
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date | Thu, 26 May 2011 16:13:50 +0200 |
parents | 6d181c02efce |
children | acbe36fb45e0 |
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.IFeatureRenderer; |
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8 import com.esri.arcgis.display.ISymbol; |
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9 import com.esri.arcgis.carto.UniqueValueRenderer; |
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10 |
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11 import org.w3c.dom.Element; |
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12 |
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13 import de.intevation.mxd.utils.MapToXMLUtils; |
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14 |
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15 /** |
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16 * Reads unique vaule renderer information. |
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17 * |
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18 * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a> |
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19 */ |
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20 public class UniqueValueRendererReader |
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21 implements IRendererReader { |
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22 |
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23 /** |
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24 * The logger. |
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25 */ |
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26 private static final Logger logger = |
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27 Logger.getLogger(FeatureLayerReader.class); |
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28 |
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29 /** |
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30 * Private Member. |
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31 */ |
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32 private UniqueValueRenderer renderer; |
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33 private Element layer; |
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34 private MapToXMLUtils util; |
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35 |
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36 |
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37 public UniqueValueRendererReader(IFeatureRenderer renderer) |
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38 throws Exception { |
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39 logger.debug("constructor()"); |
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40 if (renderer instanceof UniqueValueRenderer) { |
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41 this.renderer = (UniqueValueRenderer)renderer; |
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42 } |
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43 else { |
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44 throw new Exception ("Not an instance of UniqueValueRenderer."); |
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45 } |
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46 } |
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47 |
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48 /** |
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49 * Setter for the parent XML element. |
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50 * |
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51 * @param parent The XML parent node. |
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52 */ |
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53 public void setParent(Element parent) { |
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54 this.layer = parent; |
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55 } |
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56 |
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57 /** |
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58 * Setter for XML document helper. |
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59 * |
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60 * @param util The helper class for storing map information. |
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61 */ |
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62 public void setUtil(MapToXMLUtils util) { |
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63 this.util = util; |
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64 } |
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65 |
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66 /** |
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67 * Reads the renderer attributes. |
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68 * |
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69 * @return The parent XML node. |
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70 */ |
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71 public Element read() |
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72 throws IOException { |
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73 logger.debug("read()"); |
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74 for(int i = 0; i < renderer.getClassCount() - 1; i++) { |
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75 Element rendererElement; |
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76 try { |
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77 rendererElement = util.addRenderer(layer); |
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78 |
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79 String value = renderer.getValue(i); |
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80 rendererElement.setAttribute("name", renderer.esri_getClass(i)); |
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81 rendererElement.setAttribute("description", |
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82 renderer.getDescription(value)); |
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83 rendererElement.setAttribute("value", value); |
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84 rendererElement.setAttribute("label", renderer.getLabel(value)); |
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85 rendererElement.setAttribute( |
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86 "field_count", |
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87 String.valueOf(renderer.getFieldCount())); |
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88 for(int j = 0; j < renderer.getFieldCount(); j++) { |
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89 rendererElement.setAttribute( |
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90 "expression_field_" + j, |
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91 renderer.getField(j)); |
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92 } |
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93 rendererElement.setAttribute("expression_operator", "="); |
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94 ISymbol symbol = renderer.getSymbol(value); |
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95 ISymbolReader symbolReader = new MarkerSymbolReader(symbol); |
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96 symbolReader.setUtil(util); |
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97 symbolReader.setParent(rendererElement); |
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98 symbolReader.read (); |
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99 } |
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100 catch(Exception e) { |
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101 e.printStackTrace(); |
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102 return null; |
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103 } |
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104 } |
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105 return layer; |
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106 } |
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107 } |
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108 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |