Mercurial > mxd2map
comparison src/java/de/intevation/mxd/reader/RasterLayerReader.java @ 303:a9684178cb29
Add RasterLayer Reader
| author | Andre Heinecke <aheinecke@intevation.de> |
|---|---|
| date | Wed, 05 Sep 2012 17:16:41 +0200 |
| parents | |
| children | ea3fde77ea48 |
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| 302:f5ac467e2863 | 303:a9684178cb29 |
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| 1 /* | |
| 2 * Copyright (c) 2011 by Intevation GmbH, Germany <info@intevation.de> | |
| 3 * | |
| 4 * This file is part of MXD2map. | |
| 5 * | |
| 6 * This program is free software under the LGPL (>=v2.1) | |
| 7 * Read the file LICENCE.txt coming with the software for details | |
| 8 * or visit http://www.gnu.org/licenses/ if it does not exist. | |
| 9 * | |
| 10 * MXD2map has been developed on behalf of the | |
| 11 * Bundesamt fuer Seeschifffahrt und Hydrographie (BSH) in Hamburg | |
| 12 * by Intevation GmbH. | |
| 13 * | |
| 14 * Authors: | |
| 15 * Raimund Renkert <raimund.renkert@intevation.de> | |
| 16 * Bjoern Schilberg <bjoern.schilberg@intevation.de> | |
| 17 * Stephan Holl <stephan.holl@intevation.de> | |
| 18 */ | |
| 19 | |
| 20 package de.intevation.mxd.reader; | |
| 21 | |
| 22 import org.apache.log4j.Logger; | |
| 23 | |
| 24 import com.esri.arcgis.carto.ILayer; | |
| 25 import com.esri.arcgis.carto.RasterLayer; | |
| 26 import com.esri.arcgis.carto.AnnotateLayerPropertiesCollection; | |
| 27 import com.esri.arcgis.carto.IAnnotateLayerProperties; | |
| 28 import com.esri.arcgis.carto.LabelEngineLayerProperties; | |
| 29 import com.esri.arcgis.geodatabase.RasterDatasetName; | |
| 30 import com.esri.arcgis.system.IName; | |
| 31 import com.esri.arcgis.system.IPropertySet; | |
| 32 import com.esri.arcgis.geometry.Envelope; | |
| 33 | |
| 34 import org.w3c.dom.Element; | |
| 35 | |
| 36 import de.intevation.mxd.utils.MapToXMLUtils; | |
| 37 import java.io.IOException; | |
| 38 import com.esri.arcgis.interop.AutomationException; | |
| 39 /** | |
| 40 * Reads Layer information. | |
| 41 * | |
| 42 * @author <a href="mailto:aheinecke@intevation.de">Andre Heinecke</a> | |
| 43 */ | |
| 44 public class RasterLayerReader | |
| 45 implements ILayerReader { | |
| 46 | |
| 47 /** | |
| 48 * The logger. | |
| 49 */ | |
| 50 private static final Logger logger = | |
| 51 Logger.getLogger(RasterLayerReader.class); | |
| 52 | |
| 53 /** | |
| 54 * Privte member. | |
| 55 */ | |
| 56 private RasterLayer layer; | |
| 57 private MapToXMLUtils util; | |
| 58 | |
| 59 /** | |
| 60 * Constructor with layer. | |
| 61 * | |
| 62 * @param layer The ArcGIS layer object. | |
| 63 */ | |
| 64 public RasterLayerReader(ILayer layer) | |
| 65 throws Exception { | |
| 66 if(layer instanceof RasterLayer) { | |
| 67 this.layer = (RasterLayer)layer; | |
| 68 } | |
| 69 else { | |
| 70 throw new Exception("Not an instance of RasterLayer: " + | |
| 71 layer.getClass().toString()); | |
| 72 } | |
| 73 } | |
| 74 | |
| 75 /** | |
| 76 * Setter for XML document helper. | |
| 77 * | |
| 78 * @param util The helper for storing map information. | |
| 79 */ | |
| 80 public void setUtil(MapToXMLUtils util) { | |
| 81 this.util = util; | |
| 82 } | |
| 83 | |
| 84 /** | |
| 85 * Reads the Layer content. | |
| 86 * | |
| 87 * @return The layer XML element. | |
| 88 */ | |
| 89 public Element read() | |
| 90 throws IOException{ | |
| 91 logger.debug("read()"); | |
| 92 Element layerElement; | |
| 93 try { | |
| 94 layerElement = util.addLayer(); | |
| 95 } | |
| 96 catch(Exception e) { | |
| 97 logger.error("Failed to create DOM-Element for Layer."); | |
| 98 return null; | |
| 99 } | |
| 100 | |
| 101 try { | |
| 102 layerElement.setAttribute("name", layer.getName()); | |
| 103 } | |
| 104 catch(IOException ioe) { | |
| 105 logger.warn( | |
| 106 "Could not read layer name." + | |
| 107 " Stopped reading layer."); | |
| 108 throw new IOException("Error reading layer name."); | |
| 109 } | |
| 110 | |
| 111 try { | |
| 112 layerElement.setAttribute("min_scale", | |
| 113 String.valueOf(layer.getMinimumScale())); | |
| 114 } | |
| 115 catch(IOException ioe) { | |
| 116 logger.warn("Could not read minimum scale."); | |
| 117 } | |
| 118 | |
| 119 try { | |
| 120 layerElement.setAttribute("max_scale", | |
| 121 String.valueOf(layer.getMaximumScale())); | |
| 122 } | |
| 123 catch(IOException ioe) { | |
| 124 logger.warn( | |
| 125 "Could not read maximum scale."); | |
| 126 } | |
| 127 | |
| 128 try { | |
| 129 if(layer.isVisible()) { | |
| 130 layerElement.setAttribute("status", "on"); | |
| 131 } | |
| 132 else { | |
| 133 layerElement.setAttribute("status", "off"); | |
| 134 } | |
| 135 } | |
| 136 catch(IOException ioe) { | |
| 137 logger.warn( | |
| 138 "Could not read layer status." + | |
| 139 " Setting layer status to \"on\"."); | |
| 140 layerElement.setAttribute("status", "on"); | |
| 141 } | |
| 142 try { | |
| 143 layerElement.setAttribute("data_source", layer.getFilePath()); | |
| 144 } | |
| 145 catch(IOException ioe) { | |
| 146 logger.warn( | |
| 147 "Could not read datasource." + | |
| 148 " Stopped reading layer " + layer.getName() + "."); | |
| 149 util.removeLayer(layerElement); | |
| 150 return null; | |
| 151 } | |
| 152 | |
| 153 // Static Attributes for Raster: | |
| 154 layerElement.setAttribute("type", "raster"); | |
| 155 layerElement.setAttribute("connection_type", "local"); | |
| 156 | |
| 157 return layerElement; | |
| 158 } | |
| 159 } | |
| 160 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |