Mercurial > mxd2map
view src/java/de/intevation/mxd/reader/GroupLayerReader.java @ 209:1d7fc059e538
* doku/source/functionality.txt: Added part about the translation
of umlauts into the doku.
author | Stephan Holl <stephan.holl@intevation.de> |
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date | Fri, 22 Jul 2011 11:14:19 +0200 |
parents | 0bde090506f9 |
children | df4e0946ef02 |
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package de.intevation.mxd.reader; import java.io.IOException; import org.apache.log4j.Logger; import com.esri.arcgis.carto.ILayer; import com.esri.arcgis.carto.FeatureLayer; import com.esri.arcgis.carto.GdbRasterCatalogLayer; import com.esri.arcgis.carto.IFeatureRenderer; import com.esri.arcgis.carto.SimpleRenderer; import com.esri.arcgis.carto.ClassBreaksRenderer; import com.esri.arcgis.carto.UniqueValueRenderer; import com.esri.arcgis.carto.GroupLayer; import org.w3c.dom.Document; import org.w3c.dom.Element; import de.intevation.mxd.ArcGISInitializer; import de.intevation.mxd.utils.MapToXMLUtils; /** * Reads Layer information. * * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a> */ public class GroupLayerReader implements ILayerReader { /** * The logger. */ private static final Logger logger = Logger.getLogger(FeatureLayerReader.class); /** * Privte member. */ private GroupLayer layer; private MapToXMLUtils util; private int invalidLayerCount; /** * Constructor with layer. * * @param layer The ArcGIS layer object. */ public GroupLayerReader(ILayer layer) throws Exception { if(layer instanceof GroupLayer) { this.layer = (GroupLayer)layer; invalidLayerCount = 0; } else { throw new Exception("Not an instance of GroupLayer: " + layer.getClass().toString()); } } /** * Setter for XML document helper. * * @param util The helper for storing map information. */ public void setUtil(MapToXMLUtils util) { this.util = util; } /** * Reads the Layer content. * * @return The layer XML element. */ public Element read() throws IOException{ logger.debug("read()"); Element layerElement = null; for(int i = 0; i < layer.getCount();i++) { ILayer lay = layer.getLayer(i); try { if (lay instanceof FeatureLayer) { FeatureLayerReader lr = new FeatureLayerReader(lay); lr.setUtil(util); layerElement = lr.read(); if (layerElement == null) { continue; } layerElement.setAttribute("group", layer.getName()); IFeatureRenderer renderer = ((FeatureLayer)lay).getRenderer(); IRendererReader rreader; if(renderer instanceof SimpleRenderer) { rreader = new SimpleRendererReader(renderer); rreader.setParent(layerElement); rreader.setUtil(util); rreader.read(); } else if(renderer instanceof ClassBreaksRenderer) { rreader = new ClassBreakRendererReader(renderer); rreader.setParent(layerElement); rreader.setUtil(util); rreader.read(); } else if(renderer instanceof UniqueValueRenderer) { rreader = new UniqueValueRendererReader(renderer); rreader.setParent(layerElement); rreader.setUtil(util); rreader.read(); } else{ logger.debug("Not a known renderer type " + renderer.getClass().toString()); } } else if(lay instanceof GdbRasterCatalogLayer) { GdbRasterCatalogLayerReader gclr = new GdbRasterCatalogLayerReader(lay); gclr.setUtil(util); layerElement = gclr.read(); layerElement.setAttribute("group", layer.getName()); IFeatureRenderer renderer = ((GdbRasterCatalogLayer)lay).getRenderer(); IRendererReader rreader; if(renderer instanceof SimpleRenderer) { rreader = new SimpleRendererReader(renderer); rreader.setParent(layerElement); rreader.setUtil(util); rreader.read(); } else if(renderer instanceof ClassBreaksRenderer) { rreader = new ClassBreakRendererReader(renderer); rreader.setParent(layerElement); rreader.setUtil(util); rreader.read(); } else if(renderer instanceof UniqueValueRenderer) { rreader = new UniqueValueRendererReader(renderer); rreader.setParent(layerElement); rreader.setUtil(util); rreader.read(); } else { logger.debug("Not a known renderer type " + renderer.getClass().toString()); } } } catch(Exception e) { invalidLayerCount++; if(i == 0 && (i + 1) == layer.getCount() || invalidLayerCount == layer.getCount()) { throw new IOException( "No valid layer in MXD file." + " Aborting."); } } } return layerElement; } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :