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annotate src/java/de/intevation/mxd/reader/LabelEngineReader.java @ 179:f3a91cd7440b

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Added a first version of feature labeling.
author raimund renkert <raimund.renkert@intevation.de>
date Fri, 08 Jul 2011 16:32:05 +0200
parents
children f4eb506499f5
rev   line source
179
f3a91cd7440b Added a first version of feature labeling.
raimund renkert <raimund.renkert@intevation.de>
parents:
diff changeset
1 package de.intevation.mxd.reader;
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2
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raimund renkert <raimund.renkert@intevation.de>
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3 import org.apache.log4j.Logger;
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4
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raimund renkert <raimund.renkert@intevation.de>
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5 import com.esri.arcgis.carto.ILayer;
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raimund renkert <raimund.renkert@intevation.de>
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6 import com.esri.arcgis.carto.FeatureLayer;
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7 import com.esri.arcgis.carto.AnnotateLayerPropertiesCollection;
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8 import com.esri.arcgis.carto.IAnnotateLayerProperties;
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raimund renkert <raimund.renkert@intevation.de>
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9 import com.esri.arcgis.carto.LabelEngineLayerProperties;
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raimund renkert <raimund.renkert@intevation.de>
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10 import com.esri.arcgis.geodatabase.FeatureClassName;
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raimund renkert <raimund.renkert@intevation.de>
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11 import com.esri.arcgis.system.IName;
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12 import com.esri.arcgis.system.IPropertySet;
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raimund renkert <raimund.renkert@intevation.de>
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13 import com.esri.arcgis.display.ITextSymbol;
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14 import com.esri.arcgis.display.TextSymbol;
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15
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raimund renkert <raimund.renkert@intevation.de>
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16 import org.w3c.dom.Element;
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17
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raimund renkert <raimund.renkert@intevation.de>
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18 import de.intevation.mxd.utils.MapToXMLUtils;
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19 import java.io.IOException;
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20 import com.esri.arcgis.interop.AutomationException;
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raimund renkert <raimund.renkert@intevation.de>
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21 /**
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raimund renkert <raimund.renkert@intevation.de>
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22 * Reads Label information.
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raimund renkert <raimund.renkert@intevation.de>
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23 *
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raimund renkert <raimund.renkert@intevation.de>
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24 * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a>
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raimund renkert <raimund.renkert@intevation.de>
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25 */
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raimund renkert <raimund.renkert@intevation.de>
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26 public class LabelEngineReader {
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raimund renkert <raimund.renkert@intevation.de>
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27
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raimund renkert <raimund.renkert@intevation.de>
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28 /**
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raimund renkert <raimund.renkert@intevation.de>
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29 * The logger.
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raimund renkert <raimund.renkert@intevation.de>
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30 */
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raimund renkert <raimund.renkert@intevation.de>
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31 private static final Logger logger =
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raimund renkert <raimund.renkert@intevation.de>
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32 Logger.getLogger(LabelEngineReader.class);
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33
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raimund renkert <raimund.renkert@intevation.de>
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34 /**
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raimund renkert <raimund.renkert@intevation.de>
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35 * Privte member.
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raimund renkert <raimund.renkert@intevation.de>
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36 */
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raimund renkert <raimund.renkert@intevation.de>
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37 private LabelEngineLayerProperties properties;
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raimund renkert <raimund.renkert@intevation.de>
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38 private MapToXMLUtils util;
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raimund renkert <raimund.renkert@intevation.de>
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39 private Element parent;
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raimund renkert <raimund.renkert@intevation.de>
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40
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raimund renkert <raimund.renkert@intevation.de>
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41 public LabelEngineReader(IAnnotateLayerProperties prop)
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42 throws Exception {
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raimund renkert <raimund.renkert@intevation.de>
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43 if(prop instanceof LabelEngineLayerProperties) {
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raimund renkert <raimund.renkert@intevation.de>
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44 this.properties = (LabelEngineLayerProperties)prop;
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raimund renkert <raimund.renkert@intevation.de>
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45 }
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raimund renkert <raimund.renkert@intevation.de>
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46 else {
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raimund renkert <raimund.renkert@intevation.de>
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47 throw new Exception("Not an instance of LaberEngineLayerProperties: " +
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48 prop.getClass().toString());
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49 }
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raimund renkert <raimund.renkert@intevation.de>
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50 }
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raimund renkert <raimund.renkert@intevation.de>
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51
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raimund renkert <raimund.renkert@intevation.de>
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52 /**
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raimund renkert <raimund.renkert@intevation.de>
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53 * Setter for XML document helper.
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raimund renkert <raimund.renkert@intevation.de>
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54 *
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raimund renkert <raimund.renkert@intevation.de>
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55 * @param util The helper for storing map information.
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raimund renkert <raimund.renkert@intevation.de>
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56 */
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raimund renkert <raimund.renkert@intevation.de>
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57 public void setUtil(MapToXMLUtils util) {
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raimund renkert <raimund.renkert@intevation.de>
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58 this.util = util;
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raimund renkert <raimund.renkert@intevation.de>
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59 }
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60
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raimund renkert <raimund.renkert@intevation.de>
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61 public void setParent(Element parent) {
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raimund renkert <raimund.renkert@intevation.de>
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62 this.parent = parent;
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raimund renkert <raimund.renkert@intevation.de>
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63 }
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64
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65
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66
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raimund renkert <raimund.renkert@intevation.de>
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67 /**
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raimund renkert <raimund.renkert@intevation.de>
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68 * Reads the Label content.
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raimund renkert <raimund.renkert@intevation.de>
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69 *
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raimund renkert <raimund.renkert@intevation.de>
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70 * @return The label XML element.
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71 */
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raimund renkert <raimund.renkert@intevation.de>
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72 public Element read()
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73 throws IOException{
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74 logger.debug("read()");
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raimund renkert <raimund.renkert@intevation.de>
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75 Element labelElement;
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raimund renkert <raimund.renkert@intevation.de>
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76 try {
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raimund renkert <raimund.renkert@intevation.de>
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77 labelElement = util.addLabel(parent);
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78 }
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79 catch(Exception e) {
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80 logger.error("Failed to create DOM-Element for Label.");
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81 return null;
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82 }
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83
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84 try {
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85 labelElement.setAttribute("expression", properties.getExpression());
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86 }
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raimund renkert <raimund.renkert@intevation.de>
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87 catch(IOException ioe) {
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raimund renkert <raimund.renkert@intevation.de>
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88 logger.warn("Could not read label expression.");
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89 return null;
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90 }
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raimund renkert <raimund.renkert@intevation.de>
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91
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raimund renkert <raimund.renkert@intevation.de>
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92 try {
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raimund renkert <raimund.renkert@intevation.de>
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93 labelElement.setAttribute(
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raimund renkert <raimund.renkert@intevation.de>
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94 "offset",
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raimund renkert <raimund.renkert@intevation.de>
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95 String.valueOf(properties.getOffset()));
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96 }
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raimund renkert <raimund.renkert@intevation.de>
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97 catch(IOException ioe) {
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raimund renkert <raimund.renkert@intevation.de>
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98 logger.warn("Could not read label offset.");
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raimund renkert <raimund.renkert@intevation.de>
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99 }
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100
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raimund renkert <raimund.renkert@intevation.de>
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101 try {
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raimund renkert <raimund.renkert@intevation.de>
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102 labelElement.setAttribute(
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raimund renkert <raimund.renkert@intevation.de>
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103 "definition_query",
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raimund renkert <raimund.renkert@intevation.de>
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104 properties.getWhereClause());
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raimund renkert <raimund.renkert@intevation.de>
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105 }
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raimund renkert <raimund.renkert@intevation.de>
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106 catch(IOException ioe) {
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raimund renkert <raimund.renkert@intevation.de>
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107 logger.warn("Could not read label where clause.");
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raimund renkert <raimund.renkert@intevation.de>
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108 }
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raimund renkert <raimund.renkert@intevation.de>
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109
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raimund renkert <raimund.renkert@intevation.de>
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110 try {
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raimund renkert <raimund.renkert@intevation.de>
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111 labelElement.setAttribute(
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raimund renkert <raimund.renkert@intevation.de>
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112 "max_scale",
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raimund renkert <raimund.renkert@intevation.de>
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113 String.valueOf(properties.getAnnotationMaximumScale()));
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raimund renkert <raimund.renkert@intevation.de>
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114 labelElement.setAttribute(
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raimund renkert <raimund.renkert@intevation.de>
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115 "min_scale",
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raimund renkert <raimund.renkert@intevation.de>
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116 String.valueOf(properties.getAnnotationMinimumScale()));
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raimund renkert <raimund.renkert@intevation.de>
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117 }
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raimund renkert <raimund.renkert@intevation.de>
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118 catch(IOException ioe) {
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raimund renkert <raimund.renkert@intevation.de>
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119 logger.warn("Could not read label scale.");
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raimund renkert <raimund.renkert@intevation.de>
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120 }
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raimund renkert <raimund.renkert@intevation.de>
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121
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122 try {
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raimund renkert <raimund.renkert@intevation.de>
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123 ITextSymbol sym = properties.getSymbol();
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raimund renkert <raimund.renkert@intevation.de>
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124 if(sym instanceof TextSymbol) {
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raimund renkert <raimund.renkert@intevation.de>
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125 TextSymbolReader tsr = new TextSymbolReader(sym);
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126 tsr.setParent(labelElement);
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raimund renkert <raimund.renkert@intevation.de>
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127 tsr.setUtil(util);
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raimund renkert <raimund.renkert@intevation.de>
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128 tsr.read();
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raimund renkert <raimund.renkert@intevation.de>
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129 }
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raimund renkert <raimund.renkert@intevation.de>
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130 }
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131 catch(Exception e) {
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raimund renkert <raimund.renkert@intevation.de>
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132 logger.warn("Could not read label text symbol.");
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raimund renkert <raimund.renkert@intevation.de>
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133 }
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raimund renkert <raimund.renkert@intevation.de>
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134
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raimund renkert <raimund.renkert@intevation.de>
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135 return labelElement;
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raimund renkert <raimund.renkert@intevation.de>
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136 }
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raimund renkert <raimund.renkert@intevation.de>
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137 }
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raimund renkert <raimund.renkert@intevation.de>
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138 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
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