Mercurial > mxd2map
annotate src/java/de/intevation/mxd/reader/ClassBreakRendererReader.java @ 65:9fca9e09b966
Added cartographic line symbol reader.
author | Raimund Renkert <rrenkert@intevation.de> |
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date | Wed, 25 May 2011 14:11:48 +0200 |
parents | 90d4de478f15 |
children | b41fcf268827 |
rev | line source |
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33
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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.carto.ClassBreaksRenderer; |
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9 import com.esri.arcgis.display.ISymbol; |
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10 import com.esri.arcgis.display.SimpleMarkerSymbol; |
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11 import com.esri.arcgis.display.SimpleFillSymbol; |
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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 the ClassBreaksRender Object Attributes. |
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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 ClassBreakRendererReader |
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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(ClassBreakRendererReader.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 ClassBreaksRenderer renderer; |
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35 private Element layer; |
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36 private MapToXMLUtils util; |
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37 |
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38 |
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39 public ClassBreakRendererReader(IFeatureRenderer renderer) |
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40 throws Exception { |
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41 logger.debug("contructor()"); |
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42 if(renderer instanceof ClassBreaksRenderer) |
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43 this.renderer = (ClassBreaksRenderer)renderer; |
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44 else |
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45 throw new Exception("Not a ClassBreaksRenderer!"); |
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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 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 |
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75 for(int i = 0; i < renderer.getBreakCount(); i++){ |
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76 Element rendererElement; |
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77 try { |
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78 rendererElement = util.addRenderer(layer); |
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79 rendererElement.setAttribute("value", |
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80 String.valueOf(renderer.getBreak(i))); |
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81 rendererElement.setAttribute( |
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82 "field_count", |
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83 String.valueOf(renderer.getFieldCount())); |
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84 for(int j = 0; j < renderer.getFieldCount(); j++) { |
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85 rendererElement.setAttribute( |
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86 "expression_field_" + j, |
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87 renderer.getField(j)); |
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88 |
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89 } |
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90 rendererElement.setAttribute( |
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91 "min_value", |
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92 String.valueOf(renderer.getMinimumBreak())); |
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93 rendererElement.setAttribute("expression_operator", "<="); |
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94 ISymbol sym = renderer.getSymbol(i); |
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95 ISymbolReader symReader; |
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96 if(sym instanceof SimpleFillSymbol) { |
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97 symReader = new SimpleFillSymbolReader(renderer.getSymbol(i)); |
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98 symReader.setUtil(util); |
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99 symReader.setParent(rendererElement); |
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100 symReader.read(); |
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101 } |
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102 else if(sym instanceof SimpleMarkerSymbol) { |
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103 symReader = new SimpleMarkerSymbolReader(renderer.getSymbol(i)); |
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104 symReader.setUtil(util); |
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105 symReader.setParent(rendererElement); |
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106 symReader.read(); |
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107 } |
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108 else { |
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109 System.out.println("No known class type: " + sym.getClass().toString()); |
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110 } |
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111 } |
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112 catch(Exception e) { |
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113 e.printStackTrace(); |
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114 return null; |
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115 } |
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116 } |
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117 return layer; |
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118 } |
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119 } |
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120 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |