Mercurial > mxd2map

annotate src/java/de/intevation/mxd/reader/UniqueValueRendererReader.java @ 244:276f63c86f1c

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Refactored group layer handling and "wms_title" metadata.
author raimund renkert <raimund.renkert@intevation.de>
date Tue, 09 Aug 2011 17:27:18 +0200
parents df4e0946ef02
children ee77a3ae0201
rev   line source
243
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1 /*
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2 * Copyright (c) 2011 by Intevation GmbH, Germany <info@intevation.de>
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3 *
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4 * This file is part of MXD2map.
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5 *
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6 * This program is free software under the LGPL (>=v2.1)
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7 * Read the file LICENCE.txt coming with the software for details
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8 * or visit http://www.gnu.org/licenses/ if it does not exist.
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9 *
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10 * MXD2map has been developed on behalf of the
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11 * Bundesamt fuer Seeschifffahrt und Hydrographie (BSH) in Hamburg
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12 * by Intevation GmbH.
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13 *
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14 * Authors:
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15 * Raimund Renkert <raimund.renkert@intevation.de>
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16 * Bjoern Schilberg <bjoern.schilberg@intevation.de>
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17 * Stephan Holl <stephan.holl@intevation.de>
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18 */
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19
33
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20 package de.intevation.mxd.reader;
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21
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22 import org.apache.log4j.Logger;
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23
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24 import com.esri.arcgis.carto.IFeatureRenderer;
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25 import com.esri.arcgis.display.ISymbol;
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26 import com.esri.arcgis.carto.UniqueValueRenderer;
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27
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28 import org.w3c.dom.Element;
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29 import java.io.IOException;
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30
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31 import de.intevation.mxd.utils.MapToXMLUtils;
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32
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33 /**
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34 * Reads unique vaule renderer information.
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35 *
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36 * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a>
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37 */
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38 public class UniqueValueRendererReader
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39 implements IRendererReader {
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40
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41 /**
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42 * The logger.
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43 */
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44 private static final Logger logger =
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45 Logger.getLogger(FeatureLayerReader.class);
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46
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47 /**
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48 * Private Member.
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49 */
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50 private UniqueValueRenderer renderer;
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51 private Element layer;
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52 private MapToXMLUtils util;
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53
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54 /**
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55 * Constructor with renderer.
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56 *
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57 * @param renderer ArcGIS renderer.
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58 */
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59 public UniqueValueRendererReader(IFeatureRenderer renderer)
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60 throws Exception {
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61 logger.debug("constructor()");
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62 if (renderer instanceof UniqueValueRenderer) {
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63 this.renderer = (UniqueValueRenderer)renderer;
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64 }
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65 else {
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66 throw new Exception ("Not an instance of UniqueValueRenderer.");
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67 }
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68 }
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69
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70 /**
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71 * Setter for the parent XML element.
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72 *
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73 * @param parent The XML parent node.
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74 */
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75 public void setParent(Element parent) {
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76 this.layer = parent;
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77 }
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78
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79 /**
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80 * Setter for XML document helper.
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81 *
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82 * @param util The helper class for storing map information.
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83 */
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84 public void setUtil(MapToXMLUtils util) {
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85 this.util = util;
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86 }
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87
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88 /**
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89 * Reads the renderer attributes.
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90 *
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91 * @return The parent XML node.
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92 */
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93 public Element read() {
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94 logger.debug("read()");
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95 int count = 0;
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96 try {
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97 count = renderer.getClassCount();
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98 if(renderer.isUseDefaultSymbol()) {
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99 count--;
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100 }
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101 }
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102 catch(IOException ioe) {
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103 logger.error(
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104 "Could not read class count."+
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105 " Stopped reading renderer.");
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106 return layer;
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107 }
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108 for(int i = 0; i < count; i++) {
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109 Element rendererElement = util.addRenderer(layer);
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110
116
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111 try {
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112 String value = renderer.getValue(i);
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113 value = value.replaceAll(", ", ",");
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114 if(value.indexOf(",") > 0) {
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115 int j = 0;
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116 while(value.indexOf(",") > 0) {
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117 String v = value.substring(0, value.indexOf(","));
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118 rendererElement.setAttribute("value_" + j, v);
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119 value = value.substring(
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120 value.indexOf(",") + 1,
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121 value.length());
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122 j++;
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123 }
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124 rendererElement.setAttribute("value_" + j, value);
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125 }
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126 else {
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127 rendererElement.setAttribute("value", value);
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128 }
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129
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130 value = renderer.getValue(i);
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131 rendererElement.setAttribute("name", renderer.esri_getClass(i));
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132 rendererElement.setAttribute("description",
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133 renderer.getDescription(value));
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134
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135 rendererElement.setAttribute("label", renderer.getLabel(value));
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136 rendererElement.setAttribute(
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137 "field_count",
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138 String.valueOf(renderer.getFieldCount()));
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139 for(int j = 0; j < renderer.getFieldCount(); j++) {
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140 rendererElement.setAttribute(
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141 "expression_field_" + j,
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142 renderer.getField(j));
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143 }
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144 rendererElement.setAttribute("expression_operator", "=");
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145
116
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146 ISymbol sym = renderer.getSymbol(value);
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147 MarkerSymbolReader markerReader = new MarkerSymbolReader();
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148 LineSymbolReader lineReader = new LineSymbolReader();
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149 FillSymbolReader fillReader = new FillSymbolReader();
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150 if(markerReader.canRead(sym)) {
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151 markerReader.setSymbol(sym);
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152 markerReader.setUtil(util);
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153 markerReader.setParent(rendererElement);
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154 markerReader.read();
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155 }
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156 else if(lineReader.canRead(sym)) {
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157 lineReader.setSymbol(sym);
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158 lineReader.setUtil(util);
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159 lineReader.setParent(rendererElement);
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160 lineReader.read();
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161 }
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162 else if(fillReader.canRead(sym)) {
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163 fillReader.setSymbol(sym);
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164 fillReader.setUtil(util);
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165 fillReader.setParent(rendererElement);
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166 fillReader.read();
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167 }
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168 else {
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169 logger.debug("Not a known symbol type: " +
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170 sym.getClass().toString());
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171 }
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172 }
116
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173 catch(Exception e) {
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174 logger.error(
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175 "Could not read unique value data." +
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176 e.toString());
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177 return layer;
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178 }
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179 }
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180 return layer;
25
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181 }
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182 }
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183 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
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