root / branches / v2_0_0_prep / libraries / libFMap_data_dwg / src / org / gvsig / fmap / data / feature / file / dwg / DWGResource.java @ 23273
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/* gvSIG. Geographic Information System of the Valencian Government
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*
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* Copyright (C) 2007-2008 Infrastructures and Transports Department
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* of the Valencian Government (CIT)
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*
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*/
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/*
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* AUTHORS (In addition to CIT):
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* 2008 IVER T.I {{Task}}
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*/
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/**
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*
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*/
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package org.gvsig.fmap.data.feature.file.dwg; |
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import java.io.File; |
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import java.io.IOException; |
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import java.util.List; |
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import java.util.TreeSet; |
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import org.gvsig.fmap.data.DataException; |
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import org.gvsig.fmap.data.OpenException; |
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import org.gvsig.fmap.data.ReadException; |
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import org.gvsig.fmap.data.feature.Feature; |
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import org.gvsig.fmap.data.feature.FeatureType; |
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import org.gvsig.fmap.data.feature.UnsupportedVersionException; |
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import org.gvsig.fmap.data.feature.file.FileMemoryResource; |
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import org.gvsig.fmap.data.feature.file.FileStoreParameters; |
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import org.gvsig.fmap.data.feature.operation.LegendLabelingManager; |
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import org.gvsig.fmap.data.feature.operation.LegendLabelingManagerFactory; |
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import org.gvsig.fmap.geom.Geometry; |
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import org.gvsig.fmap.geom.primitive.DefaultEnvelope; |
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import org.gvsig.fmap.geom.primitive.Envelope; |
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import org.gvsig.i18n.Messages; |
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import com.iver.cit.jdwglib.dwg.DwgFile; |
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import com.iver.cit.jdwglib.dwg.DwgObject; |
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import com.iver.cit.jdwglib.dwg.DwgVersionNotSupportedException; |
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import com.iver.cit.jdwglib.dwg.IDwg2FMap; |
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import com.iver.cit.jdwglib.dwg.IDwg3DTestable; |
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import com.iver.cit.jdwglib.dwg.objects.DwgMText; |
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import com.iver.cit.jdwglib.dwg.objects.DwgText; |
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/**
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* @author jmvivo
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*
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*/
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public class DWGResource extends FileMemoryResource { |
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private static LegendLabelingManagerFactory legendLabelingManagerFactory = null; |
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public static final int ID_FIELD_ID = 0; |
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public static final int ID_FIELD_FSHAPE = 1; |
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public static final int ID_FIELD_ENTITY = 2; |
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public static final int ID_FIELD_LAYER = 3; |
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public static final int ID_FIELD_COLOR = 4; |
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public static final int ID_FIELD_ELEVATION = 5; |
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public static final int ID_FIELD_THICKNESS = 6; |
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public static final int ID_FIELD_HEIGHTTEXT = 7; |
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public static final int ID_FIELD_ROTATIONTEXT = 8; |
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public static final int ID_FIELD_TEXT = 9; |
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public static final int ID_FIELD_GEOMETRY = 10; |
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private FeatureType featureType;
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private LegendLabelingManager legendlabelingManager;
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private Envelope fullEnvelope;
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/**
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* @param params
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*/
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DWGResource(FileStoreParameters params) { |
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super(params);
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} |
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/* (non-Javadoc)
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* @see org.gvsig.fmap.data.Resource#getName()
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*/
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public String getName() { |
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return "DWG"; |
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} |
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private void initializeFeatureType() throws DataException { |
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this.featureType= DWGStore.newFeatureType();
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} |
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/* (non-Javadoc)
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* @see org.gvsig.fmap.data.feature.file.FileMemoryResource#load()
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*/
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protected void load() throws DataException { |
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// float heightText = 10;
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// attr.setLoadedInMemory(true);
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initializeFeatureType(); |
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if (legendLabelingManagerFactory != null){ |
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legendlabelingManager = legendLabelingManagerFactory.newManager(); |
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}else{
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legendlabelingManager = null;
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} |
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fullEnvelope = new DefaultEnvelope(2); |
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File file = this.getFile(); |
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DwgFile dwg = new DwgFile(file.getAbsolutePath());
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try {
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dwg.read(); |
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} catch (DwgVersionNotSupportedException e1) {
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String autodeskUrl = "<a href=\"http://usa.autodesk.com/adsk/servlet/item?siteID=123112&id=7024151\">" |
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+ "http://usa.autodesk.com/adsk/servlet/item?siteID=123112&id=7024151</a>";
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throw new UnsupportedVersionException("la version ("+e1.getDwgVersion().toString()+ |
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") del fichero '"+file.getName()+"' no esta soportada por gvSIG.\n"+ |
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Messages.getText("Probe_to_convert")+"\n"+ |
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Messages.getText("Autodesk_converter")+"\n"+autodeskUrl, e1); |
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} catch (IOException e) { |
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throw new ReadException(DWGStore.DATASTORE_NAME, e); |
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} |
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dwg.calculateGisModelDwgPolylines(); |
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dwg.blockManagement2(); |
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List dwgObjects = dwg.getDwgObjects();
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//Each dwg file has two headers vars, EXTMIN and EXTMAX
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//that marks bounds of the file.
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//Also, it could have spureus entities (deleted objects
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//dont removed from the DWG database)
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double[] extMin = (double[]) dwg.getHeader("MSPACE_EXTMIN"); |
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double[] extMax = (double[]) dwg.getHeader("MSPACE_EXTMAX"); |
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if(extMin != null && extMax != null){ |
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if(extMin.length >= 2 && extMax.length >= 2){ |
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double xmin = extMin[0]; |
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double ymin = extMin[1]; |
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double xmax = extMax[0]; |
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double ymax = extMax[1]; |
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Envelope roi = new
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DefaultEnvelope(xmin-100, ymin-100, |
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(xmax-xmin)+100, (ymax-ymin)+100); |
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this.fullEnvelope.add(roi);
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} |
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} |
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TreeSet colorSet=new TreeSet(); |
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boolean is3dFile = dwg.isDwg3DFile();
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for (int i = 0; i < dwgObjects.size(); i++) { |
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try {
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DwgObject entity = (DwgObject) dwgObjects.get(i); |
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if(entity instanceof IDwg2FMap){ |
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IDwg2FMap dwgEnt = (IDwg2FMap)entity; |
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Geometry geometry = dwgEnt.toFMapGeometry(is3dFile); |
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if (geometry == null) |
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continue;
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//we check for Region of Interest of the CAD file
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if(!this.fullEnvelope.contains(geometry.getEnvelope())) |
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continue;
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DWGFeature feature = new DWGFeature(this.featureType, false); |
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feature.loading(); |
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feature.set(ID_FIELD_ID, i); |
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feature.set(ID_FIELD_ENTITY, dwgEnt.toString()); |
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feature.set(ID_FIELD_FSHAPE, geometry.getGeometryType().getName()); |
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feature.set(ID_FIELD_LAYER, dwg.getLayerName(entity)); |
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int colorByLayer = dwg.getColorByLayer(entity);
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int color = entity.getColor();
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if(color < 0) |
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color = Math.abs(color);
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if(color > 255) |
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color = colorByLayer; |
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feature.set(ID_FIELD_COLOR, color); |
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colorSet.add(new Integer(color)); |
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if(entity instanceof IDwg3DTestable){ |
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feature.set(ID_FIELD_ELEVATION, ((IDwg3DTestable)entity).getZ()); |
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} |
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feature.set(ID_FIELD_THICKNESS, 0.0);
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feature.set(ID_FIELD_HEIGHTTEXT, 0.0);
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feature.set(ID_FIELD_ROTATIONTEXT, 0.0);
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feature.set(ID_FIELD_TEXT, "");
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if(entity instanceof DwgMText){ |
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DwgMText mtext = (DwgMText) entity; |
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feature.set(ID_FIELD_HEIGHTTEXT, mtext.getHeight()); |
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feature.set(ID_FIELD_TEXT, mtext.getText()); |
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}else if(entity instanceof DwgText){ |
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DwgText text = (DwgText) entity; |
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feature.set(ID_FIELD_THICKNESS, text.getThickness()); |
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feature.set(ID_FIELD_HEIGHTTEXT, text.getHeight()); |
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feature.set(ID_FIELD_ROTATIONTEXT, text.getRotationAngle()); |
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feature.set(ID_FIELD_TEXT, text.getText()); |
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}//if-else
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feature.setGeometry(ID_FIELD_GEOMETRY, geometry); |
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this.addFeature(feature);
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if (this.legendlabelingManager != null){ |
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this.legendlabelingManager.add(feature);
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} |
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}//if instanceof
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} catch (ReadException e) {
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throw new OpenException(this.description(),e); |
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} |
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}//for
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// String[] types = new String[featureType.size()];
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// Iterator iter = featureType.iterator();
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// int i=0;
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// while (iter.hasNext()){
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// types[i] = ((FeatureAttributeDescriptor)iter.next()).getDataType();
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// i++;
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// }
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} |
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/* (non-Javadoc)
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* @see org.gvsig.fmap.data.feature.file.IFileResource#getTotalFiles()
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*/
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public int getTotalFiles() { |
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return 1; |
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} |
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protected FeatureType getFeatureType() throws ReadException{ |
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this.checkOpen();
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return this.featureType; |
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} |
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/**
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* @return
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* @throws ReadException
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*/
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protected Object getDefaultLegend() throws ReadException { |
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this.checkOpen();
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if (legendlabelingManager == null){ |
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return null; |
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} |
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return legendlabelingManager.getDefaultLegend();
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} |
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/* (non-Javadoc)
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* @see org.gvsig.fmap.data.feature.file.FileMemoryResource#getFeatureCount()
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*/
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protected int getFeatureCount() throws ReadException { |
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return super.getFeatureCount(); |
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} |
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/* (non-Javadoc)
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* @see org.gvsig.fmap.data.feature.file.FileMemoryResource#getFullExtent()
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*/
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protected Envelope getFullExtent() throws ReadException { |
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return super.getFullExtent(); |
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} |
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/* (non-Javadoc)
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* @see org.gvsig.fmap.data.feature.file.FileMemoryResource#getFeature(int)
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*/
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protected Feature getFeature(int index) throws ReadException { |
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return super.getFeature(index); |
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} |
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protected Object getDefaultLabelingStrategy() throws ReadException { |
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this.checkOpen();
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if (legendlabelingManager == null){ |
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return null; |
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} |
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return legendlabelingManager.getLabeling();
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} |
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public static void setLegendLabelingManagerFactory(LegendLabelingManagerFactory factory) { |
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legendLabelingManagerFactory = factory; |
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} |
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public static LegendLabelingManagerFactory getLegendLabelingManagerFactory() { |
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return legendLabelingManagerFactory;
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} |
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} |
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