Mercurial > mxd2map
comparison src/java/de/intevation/mxd/reader/GroupLayerReader.java @ 148:2bf35f0babd0
Implemented new group layer functionality.
| author | vc11884admin@VC11884.win.bsh.de |
|---|---|
| date | Wed, 29 Jun 2011 17:45:50 +0200 |
| parents | |
| children | f4eb506499f5 |
comparison
equal
deleted
inserted
replaced
| 147:03daf386f19a | 148:2bf35f0babd0 |
|---|---|
| 1 package de.intevation.mxd.reader; | |
| 2 | |
| 3 import java.io.IOException; | |
| 4 | |
| 5 import org.apache.log4j.Logger; | |
| 6 | |
| 7 import com.esri.arcgis.carto.ILayer; | |
| 8 import com.esri.arcgis.carto.FeatureLayer; | |
| 9 import com.esri.arcgis.carto.GdbRasterCatalogLayer; | |
| 10 import com.esri.arcgis.carto.IFeatureRenderer; | |
| 11 import com.esri.arcgis.carto.SimpleRenderer; | |
| 12 import com.esri.arcgis.carto.ClassBreaksRenderer; | |
| 13 import com.esri.arcgis.carto.UniqueValueRenderer; | |
| 14 import com.esri.arcgis.carto.GroupLayer; | |
| 15 | |
| 16 import org.w3c.dom.Document; | |
| 17 import org.w3c.dom.Element; | |
| 18 | |
| 19 import de.intevation.mxd.ArcGISInitializer; | |
| 20 import de.intevation.mxd.utils.MapToXMLUtils; | |
| 21 | |
| 22 | |
| 23 /** | |
| 24 * Reads Layer information. | |
| 25 * | |
| 26 * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a> | |
| 27 */ | |
| 28 public class GroupLayerReader | |
| 29 implements ILayerReader { | |
| 30 | |
| 31 /** | |
| 32 * The logger. | |
| 33 */ | |
| 34 private static final Logger logger = | |
| 35 Logger.getLogger(FeatureLayerReader.class); | |
| 36 | |
| 37 /** | |
| 38 * Privte member. | |
| 39 */ | |
| 40 private GroupLayer layer; | |
| 41 private MapToXMLUtils util; | |
| 42 private int invalidLayerCount; | |
| 43 | |
| 44 public GroupLayerReader(ILayer layer) | |
| 45 throws Exception { | |
| 46 if(layer instanceof GroupLayer) { | |
| 47 this.layer = (GroupLayer)layer; | |
| 48 invalidLayerCount = 0; | |
| 49 } | |
| 50 else { | |
| 51 throw new Exception("Not an instance of GroupLayer: " + | |
| 52 layer.getClass().toString()); | |
| 53 } | |
| 54 } | |
| 55 | |
| 56 /** | |
| 57 * Setter for XML document helper. | |
| 58 * | |
| 59 * @param util The helper for storing map information. | |
| 60 */ | |
| 61 public void setUtil(MapToXMLUtils util) { | |
| 62 this.util = util; | |
| 63 } | |
| 64 | |
| 65 /** | |
| 66 * Reads the Layer content. | |
| 67 * | |
| 68 * @return The layer XML element. | |
| 69 */ | |
| 70 public Element read() | |
| 71 throws IOException{ | |
| 72 logger.debug("read()"); | |
| 73 Element layerElement = null; | |
| 74 for(int i = 0; i < layer.getCount();i++) { | |
| 75 ILayer lay = layer.getLayer(i); | |
| 76 try { | |
| 77 if (lay instanceof FeatureLayer) { | |
| 78 FeatureLayerReader lr = new FeatureLayerReader(lay); | |
| 79 lr.setUtil(util); | |
| 80 layerElement = lr.read(); | |
| 81 if (layerElement == null) { | |
| 82 continue; | |
| 83 } | |
| 84 layerElement.setAttribute("group", layer.getName()); | |
| 85 IFeatureRenderer renderer = | |
| 86 ((FeatureLayer)lay).getRenderer(); | |
| 87 IRendererReader rreader; | |
| 88 if(renderer instanceof SimpleRenderer) { | |
| 89 rreader = new SimpleRendererReader(renderer); | |
| 90 rreader.setParent(layerElement); | |
| 91 rreader.setUtil(util); | |
| 92 rreader.read(); | |
| 93 } | |
| 94 else if(renderer instanceof ClassBreaksRenderer) { | |
| 95 rreader = new ClassBreakRendererReader(renderer); | |
| 96 rreader.setParent(layerElement); | |
| 97 rreader.setUtil(util); | |
| 98 rreader.read(); | |
| 99 } | |
| 100 else if(renderer instanceof UniqueValueRenderer) { | |
| 101 rreader = new UniqueValueRendererReader(renderer); | |
| 102 rreader.setParent(layerElement); | |
| 103 rreader.setUtil(util); | |
| 104 rreader.read(); | |
| 105 } | |
| 106 else{ | |
| 107 logger.debug("Not a known renderer type " + | |
| 108 renderer.getClass().toString()); | |
| 109 } | |
| 110 } | |
| 111 else if(lay instanceof GdbRasterCatalogLayer) { | |
| 112 GdbRasterCatalogLayerReader gclr = | |
| 113 new GdbRasterCatalogLayerReader(lay); | |
| 114 gclr.setUtil(util); | |
| 115 layerElement = gclr.read(); | |
| 116 layerElement.setAttribute("group", layer.getName()); | |
| 117 IFeatureRenderer renderer = | |
| 118 ((GdbRasterCatalogLayer)lay).getRenderer(); | |
| 119 IRendererReader rreader; | |
| 120 if(renderer instanceof SimpleRenderer) { | |
| 121 rreader = new SimpleRendererReader(renderer); | |
| 122 rreader.setParent(layerElement); | |
| 123 rreader.setUtil(util); | |
| 124 rreader.read(); | |
| 125 } | |
| 126 else if(renderer instanceof ClassBreaksRenderer) { | |
| 127 rreader = new ClassBreakRendererReader(renderer); | |
| 128 rreader.setParent(layerElement); | |
| 129 rreader.setUtil(util); | |
| 130 rreader.read(); | |
| 131 } | |
| 132 else if(renderer instanceof UniqueValueRenderer) { | |
| 133 rreader = new UniqueValueRendererReader(renderer); | |
| 134 rreader.setParent(layerElement); | |
| 135 rreader.setUtil(util); | |
| 136 rreader.read(); | |
| 137 } | |
| 138 else { | |
| 139 logger.debug("Not a known renderer type " + | |
| 140 renderer.getClass().toString()); | |
| 141 } | |
| 142 } | |
| 143 } | |
| 144 catch(Exception e) { | |
| 145 invalidLayerCount++; | |
| 146 if(i == 0 && (i + 1) == layer.getCount() || | |
| 147 invalidLayerCount == layer.getCount()) { | |
| 148 throw new IOException( | |
| 149 "No valid layer in MXD file." + | |
| 150 " Aborting."); | |
| 151 } | |
| 152 } | |
| 153 } | |
| 154 return layerElement; | |
| 155 } | |
| 156 } | |
| 157 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |