Mercurial > mxd2map

annotate src/java/de/intevation/mxd/reader/SimpleRendererReader.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 472aa36d0e01
children 9b5fb5e5914d
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.display.SimpleMarkerSymbol;
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10 import com.esri.arcgis.display.SimpleFillSymbol;
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11 import com.esri.arcgis.carto.SimpleRenderer;
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12
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13 import org.w3c.dom.Element;
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14
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15 import de.intevation.mxd.utils.MapToXMLUtils;
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16
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17 /**
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18 * Reads simple renderer information.
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19 *
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20 * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a>
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21 */
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22 public class SimpleRendererReader
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23 implements IRendererReader {
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24
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25 /**
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26 * The logger.
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27 */
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28 private static final Logger logger =
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29 Logger.getLogger(SimpleRendererReader.class);
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30
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31 /**
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32 * Private member.
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33 */
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34 private ISymbol symbol;
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35 private SimpleRenderer renderer;
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36 private Element layer;
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37 private MapToXMLUtils util;
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39
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40 public SimpleRendererReader(IFeatureRenderer renderer)
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41 throws Exception {
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42 logger.debug("constructor()");
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43 if(renderer instanceof SimpleRenderer) {
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44 this.renderer = (SimpleRenderer)renderer;
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45 }
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46 else{
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47 throw new Exception ("Not an instance of SimpleRenderer!");
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48 }
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49 }
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50
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51 /**
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52 * Setter for the parent XML element.
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53 *
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54 * @param parent The XML parent node.
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55 */
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56 public void setParent(Element parent) {
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57 this.layer = parent;
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58 }
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59
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60 /**
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61 * Setter for the XML document helper.
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62 *
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63 * @param util The helper class for storing map information.
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64 */
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65 public void setUtil(MapToXMLUtils util) {
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66 this.util = util;
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67 }
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68
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69 /**
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70 * Reads the renderer attributes.
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71 *
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72 * @return The XML node.
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73 */
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74 public Element read()
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75 throws IOException {
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76 logger.debug("read()");
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77 Element rendererElement;
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78 try {
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79 rendererElement = util.addRenderer(layer);
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80 }
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81 catch(Exception e) {
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82 e.printStackTrace();
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83 return null;
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84 }
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85
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86 rendererElement.setAttribute("label", renderer.getLabel());
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87 rendererElement.setAttribute("description", renderer.getDescription());
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88 symbol = renderer.getSymbol();
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89 try {
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90 if(symbol instanceof SimpleMarkerSymbol){
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91 ISymbolReader isr= new SimpleMarkerSymbolReader(symbol);
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92 isr.setParent(rendererElement);
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93 isr.setUtil(util);
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94 isr.read();
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95 }
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96 else if(symbol instanceof SimpleFillSymbol){
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97 ISymbolReader isr = new SimpleFillSymbolReader(symbol);
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98 isr.setParent(rendererElement);
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99 isr.setUtil(util);
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100 isr.read();
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101 }
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102 return rendererElement;
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103 }
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104 catch(Exception e) {
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105 e.printStackTrace();
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106 }
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107 return rendererElement;
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108 }
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109 }
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110 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
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