root / trunk / extensions / extDwg / src / com / iver / cit / gvsig / drivers / dwg / DwgMemoryDriver.java @ 10860
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/*
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* Created on 14-abr-2005
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*
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* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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* DwgMemoryDriver 0.2. Driver del formato DWG para gvSIG
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*
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* Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.
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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., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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*
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* For more information, contact:
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*
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* Generalitat Valenciana
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* Conselleria d'Infraestructures i Transport
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* Av. Blasco Ib??ez, 50
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* 46010 VALENCIA
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* SPAIN
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*
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* +34 963862235
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* gvsig@gva.es
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* www.gvsig.gva.es
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*
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* or
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*
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* IVER T.I. S.A
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* Salamanca 50
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* 46005 Valencia
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* Spain
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*
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* +34 963163400
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* dac@iver.es
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*/
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/* CVS MESSAGES:
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*
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* $Id: DwgMemoryDriver.java 10860 2007-03-22 19:56:12Z azabala $
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* $Log$
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* Revision 1.10 2007-03-22 19:56:12 azabala
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* changes in exceptinos api
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*
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* Revision 1.9 2007/03/20 20:21:19 azabala
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* added roi filtering, reordering of code
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*
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* Revision 1.7 2007/02/27 17:18:03 azabala
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* solved bug with text orientation
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*
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* Revision 1.6 2007/02/14 16:17:22 azabala
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* *** empty log message ***
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*
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* Revision 1.5 2007/01/20 18:30:37 azabala
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* refactoring of blocks
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*
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* Revision 1.4 2007/01/18 19:59:10 azabala
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* refactoring to optimize and simplify the code
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*
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* Revision 1.3 2007/01/18 13:36:42 azabala
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* Refactoring general para evitar dar tantas pasadas en la carga, y para incrementar
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* la legibilidad del codigo (demasiados if-else-if en vez de usar polimorfismo)
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*
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* Revision 1.2 2007/01/12 19:57:44 azabala
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* *** empty log message ***
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*
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* Revision 1.1 2007/01/11 20:31:05 azabala
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* *** empty log message ***
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*
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*
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*/
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package com.iver.cit.gvsig.drivers.dwg; |
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import java.awt.Color; |
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import java.awt.Font; |
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import java.awt.geom.Rectangle2D; |
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import java.io.File; |
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import java.io.IOException; |
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import java.util.ArrayList; |
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import java.util.List; |
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import com.hardcode.gdbms.driver.exceptions.InitializeDriverException; |
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import com.hardcode.gdbms.driver.exceptions.ReadDriverException; |
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import com.hardcode.gdbms.driver.exceptions.UnsupportedVersionDriverException; |
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import com.hardcode.gdbms.engine.data.DataSourceFactory; |
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import com.hardcode.gdbms.engine.data.driver.ObjectDriver; |
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import com.hardcode.gdbms.engine.data.edition.DataWare; |
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import com.hardcode.gdbms.engine.values.IntValue; |
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import com.hardcode.gdbms.engine.values.Value; |
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import com.hardcode.gdbms.engine.values.ValueFactory; |
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import com.iver.cit.gvsig.fmap.core.FShape; |
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import com.iver.cit.gvsig.fmap.core.IGeometry; |
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import com.iver.cit.gvsig.fmap.core.v02.FConstant; |
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import com.iver.cit.gvsig.fmap.core.v02.FSymbol; |
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import com.iver.cit.gvsig.fmap.drivers.AbstractCadMemoryDriver; |
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import com.iver.cit.gvsig.fmap.drivers.DriverAttributes; |
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import com.iver.cit.gvsig.fmap.drivers.VectorialFileDriver; |
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import com.iver.cit.gvsig.fmap.drivers.WithDefaultLegend; |
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import com.iver.cit.gvsig.fmap.rendering.Legend; |
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import com.iver.cit.gvsig.fmap.rendering.LegendFactory; |
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import com.iver.cit.gvsig.fmap.rendering.VectorialUniqueValueLegend; |
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import com.iver.cit.gvsig.fmap.rendering.styling.AttrInTableLabeling; |
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import com.iver.cit.gvsig.fmap.rendering.styling.ILabelingStrategy; |
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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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import com.iver.cit.jdwglib.util.AcadColor; |
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/**
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* Driver that allows gvSIG to read files in DWG format Using this driver, a
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* gvSIG user can manipulate part of the information contained in a DWG file
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* This driver load the Dwg file in memory This driver uses jdwglib
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*
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* @author jmorell
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*/
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public class DwgMemoryDriver extends AbstractCadMemoryDriver implements |
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VectorialFileDriver, WithDefaultLegend { |
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VectorialUniqueValueLegend defaultLegend; |
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private File m_Fich; |
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private String fileVersion; |
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private DriverAttributes attr = new DriverAttributes(); |
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private boolean isInitialized = false; |
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float heightText = 10; |
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//new WithDefaultLegend API
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private AttrInTableLabeling labeling;
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private boolean debug = false; |
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/**
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* entities of the dwg file (once applied many transformation,
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* including block insertion) that are IDwgToFMap.
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* */
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ArrayList entities = new ArrayList(); |
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/**
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* Saves an original DWG entity associated to a FMap entity
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* by their index.
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* Only available in debug mode (if debug is false, doesnt save anything)
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* */
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private void saveEntity(DwgObject entity) { |
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if(debug)
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entities.add(entity); |
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} |
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public DwgObject getEntity(int i){ |
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if(debug)
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return (DwgObject) entities.get(i);
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else
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return null; |
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} |
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/*
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* (non-Javadoc)
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*
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* @see com.iver.cit.gvsig.fmap.drivers.MemoryDriver#open(java.io.File)
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*/
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public void open(File f) { |
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m_Fich = f; |
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} |
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/**
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* Allows recovering of the DWG Drawing entity associated to the FMap
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* feature whose position is index.
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* If debug mode is false, it always returns null.
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*
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* @param index
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* position of the fmap feature whose dwg entity is required
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*
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*/
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public Object getCadSource(int index) { |
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if(debug)
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return getEntity(index);
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else
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return null; |
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} |
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/**
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* This method load the DWG file in memory. First, it will be necessary to
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* create a DwgFile object with the DWG file path as the argument. Second,
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* the method read of DwgFile allows to read the objects inside the DWG
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* file. Third, it will be necessary to process some DWG objects like Layers
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* or Polylines Fourth, applyExtrusions() can change the location of the DWG
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* objects through the extrusion parameters. Fifth, the testDwg3D method
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* test if this DWG has elevation informacion. Sixth, we can extract the
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* objects contained inside the blocks through the blockManagement method.
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* And finally, we can read the objects Vector, and convert this objects to
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* the FMap object model.
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*/
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public void initialize() throws InitializeDriverException { |
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if (isInitialized)
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return;
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else
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isInitialized = true;
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attr.setLoadedInMemory(true);
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DwgFile dwg = new DwgFile(m_Fich.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 InitializeDriverException(
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// formatString(
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// "La version (%s) del fichero DWG '%s' no esta soportada por gvSIG.\n%s\n%s\n%s",
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// new String[] { e1.getDwgVersion().toString(),
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// m_Fich.getName(),
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// Messages.getText("Probe_to_convert"),
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// Messages.getText("Autodesk_converter"),
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// autodeskUrl }));
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String description=formatString(
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"La version (%s) del fichero DWG '%s' no esta soportada por gvSIG.\n%s\n%s\n%s",
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new String[] { e1.getDwgVersion().toString(), |
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m_Fich.getName(), |
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Messages.getText("Probe_to_convert"),
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Messages.getText("Autodesk_converter"),
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autodeskUrl }); |
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throw new UnsupportedVersionDriverException(getName(),e1,description); |
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} catch (IOException e) { |
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throw new InitializeDriverException(getName(),e); |
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} |
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fileVersion = dwg.getDwgVersion(); |
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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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Rectangle2D roi = new |
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Rectangle2D.Double(xmin-100, ymin-100, |
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(xmax-xmin)+100, (ymax-ymin)+100); |
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addRegionOfInterest(roi); |
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} |
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} |
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// Campos de las MemoryLayer:
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Value[] auxRow = new Value[10]; |
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ArrayList arrayFields = new ArrayList(); |
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arrayFields.add("ID");
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arrayFields.add("FShape");
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arrayFields.add("Entity");
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arrayFields.add("Layer");
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arrayFields.add("Color");
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arrayFields.add("Elevation");
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arrayFields.add("Thickness");
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arrayFields.add("Text");
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arrayFields.add("HeightText");
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arrayFields.add("RotationText");
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getTableModel().setColumnIdentifiers(arrayFields.toArray()); |
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labeling = new AttrInTableLabeling();
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((AttrInTableLabeling) labeling).setTextFieldId(arrayFields.indexOf("Text"));
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((AttrInTableLabeling) labeling).setRotationFieldId(arrayFields.indexOf("RotationText"));
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((AttrInTableLabeling) labeling).setHeightFieldId(arrayFields.indexOf("HeightText"));
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boolean is3dFile = dwg.isDwg3DFile();
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try {
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for (int i = 0; i < dwgObjects.size(); i++) { |
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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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IGeometry 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(! checkRois(geometry))
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continue;
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String fmapStr = dwgEnt.toFMapString(is3dFile);
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// nombre del tipo de geometria fmap
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auxRow[ID_FIELD_FSHAPE] = ValueFactory.createValue(fmapStr); |
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// indice del registro
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auxRow[ID_FIELD_ID] = ValueFactory.createValue(i); |
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// nombre de entidad dwg
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auxRow[ID_FIELD_ENTITY] = ValueFactory.createValue(dwgEnt |
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.toString()); |
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String layerName = dwg.getLayerName(entity);
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auxRow[ID_FIELD_LAYER] = ValueFactory |
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.createValue(layerName); |
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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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auxRow[ID_FIELD_COLOR] = ValueFactory.createValue(color); |
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auxRow[ID_FIELD_HEIGHTTEXT] = ValueFactory.createValue(0.0);
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auxRow[ID_FIELD_ROTATIONTEXT] = ValueFactory |
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.createValue(0.0);
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auxRow[ID_FIELD_TEXT] = ValueFactory.createNullValue(); |
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auxRow[ID_FIELD_THICKNESS] = ValueFactory.createValue(0.0);
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if (entity instanceof IDwg3DTestable) { |
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auxRow[ID_FIELD_ELEVATION] = ValueFactory |
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.createValue(((IDwg3DTestable) entity).getZ()); |
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} |
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if (entity instanceof DwgMText) { |
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DwgMText mtext = (DwgMText) entity; |
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auxRow[ID_FIELD_TEXT] = ValueFactory.createValue(mtext |
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.getText()); |
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auxRow[ID_FIELD_HEIGHTTEXT] = ValueFactory |
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.createValue(mtext.getHeight()); |
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} else if (entity instanceof DwgText) { |
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DwgText text = (DwgText) entity; |
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auxRow[ID_FIELD_TEXT] = ValueFactory.createValue(text |
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.getText()); |
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auxRow[ID_FIELD_THICKNESS] = ValueFactory |
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.createValue(text.getThickness()); |
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auxRow[ID_FIELD_HEIGHTTEXT] = ValueFactory |
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.createValue(text.getHeight()); |
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auxRow[ID_FIELD_ROTATIONTEXT] = ValueFactory |
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.createValue(Math.toDegrees(text
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.getRotationAngle())); |
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}// if-else
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addGeometry(geometry, auxRow); |
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if(debug)
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saveEntity(entity); |
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} |
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}// for
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} catch (Throwable t) { |
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t.printStackTrace(); |
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} |
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dwgObjects = null;
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dwg = null;
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if(! debug)
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dwg = null;
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System.gc();
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setSymbols(); |
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} |
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/**
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* Sets a symbol for each dwg entity's derived feature based in
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* the DWG symbology info.
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* */
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private void setSymbols() throws InitializeDriverException{ |
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FSymbol myDefaultSymbol = new FSymbol(getShapeType());
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myDefaultSymbol.setShapeVisible(false);
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myDefaultSymbol.setFontSizeInPixels(false);
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myDefaultSymbol.setFont(new Font("SansSerif", Font.PLAIN, 9)); |
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myDefaultSymbol.setFontColor(Color.BLACK);
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myDefaultSymbol.setFontSize(heightText); |
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myDefaultSymbol.setStyle(FConstant.SYMBOL_STYLE_DGNSPECIAL); |
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myDefaultSymbol.setSize(3);
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myDefaultSymbol.setSizeInPixels(true);
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defaultLegend = LegendFactory |
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.createVectorialUniqueValueLegend(getShapeType()); |
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defaultLegend.setFieldName("Color");
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defaultLegend.setLabelField("Text");
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defaultLegend.setDefaultSymbol(myDefaultSymbol); |
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defaultLegend.setLabelHeightField("HeightText");
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defaultLegend.setLabelRotationField("RotationText");
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ObjectDriver rs = this;
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IntValue clave; |
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FSymbol theSymbol = null;
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try {
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for (long j = 0; j < rs.getRowCount(); j++) { |
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clave = (IntValue) rs.getFieldValue(j, ID_FIELD_COLOR); |
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if (defaultLegend.getSymbolByValue(clave) == null) { |
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theSymbol = new FSymbol(getShapeType());
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theSymbol.setDescription(clave.toString()); |
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theSymbol.setColor(AcadColor.getColor(clave.getValue())); |
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// theSymbol.setFill(fillProv);
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// 050202, jmorell: Asigna los colores de Autocad a los
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// bordes
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// de los pol?gonos.
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theSymbol.setOutlineColor(AcadColor.getColor(clave |
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.getValue())); |
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theSymbol.setStyle(FConstant.SYMBOL_STYLE_DGNSPECIAL); |
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theSymbol.setSize(3);
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theSymbol.setSizeInPixels(true);
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defaultLegend.addSymbol(clave, theSymbol); |
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}// if
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} // for
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} catch (ReadDriverException e) {
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throw new InitializeDriverException(getName(),e); |
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} |
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} |
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/**
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* checks if the given geometry intersects or its
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* contained in one of the driver regions of interest.
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*
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* @param geometry feature geometry we want to check
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* against the drivers rois.
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*
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* @return true if feature is contained in any ROI.
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* false if not.
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* */
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private boolean checkRois(IGeometry geometry){ |
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Rectangle2D rect = geometry.getBounds2D();
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int numRois = this.getNumOfRois(); |
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for(int i = 0; i < numRois; i++){ |
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Rectangle2D roi = getRegionOfInterest(i);
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if( checkIntersect(rect.getMinX(), rect.getMaxX(), rect.getMinY(), rect.getMaxY(),
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roi.getMinX(), roi.getMaxX(), roi.getMinY(),roi.getMaxY()) || |
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checkContains(rect.getMinX(), rect.getMaxX(), rect.getMinY(), rect.getMaxY(), |
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roi.getMinX(), roi.getMaxX(), roi.getMinY(),roi.getMaxY()) |
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){ |
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return true; |
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} |
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// if(roi.intersects(rect) || roi.contains(rect))
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// return true;
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} |
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return false; |
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} |
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private boolean checkContains(double x1, double x2, double y1, double y2, |
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double ax1, double ax2, double ay1, double ay2){ |
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boolean solution = ( x1 >= ax1 &&
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x2 <= ax2 && |
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y1 >= ay1 && |
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y2 <= ay2); |
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return solution;
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} |
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|
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private boolean checkIntersect(double x1, double x2, double y1, double y2, |
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double ax1, double ax2, double ay1, double ay2){ |
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return !(x1 > ax2 ||
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x2 < ax1 || |
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y1 > ay2 || |
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y2 < ay1); |
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|
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} |
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|
465 |
public String getFileVersion() { |
466 |
return fileVersion;
|
467 |
} |
468 |
|
469 |
private String formatString(String fmt, String[] params) { |
470 |
String ret = fmt;
|
471 |
for (int i = 0; i < params.length; i++) { |
472 |
ret = ret.replaceFirst("%s", params[i]);
|
473 |
} |
474 |
return ret;
|
475 |
} |
476 |
|
477 |
|
478 |
/*
|
479 |
* (non-Javadoc)
|
480 |
*
|
481 |
* @see com.iver.cit.gvsig.fmap.drivers.MemoryDriver#accept(java.io.File)
|
482 |
*/
|
483 |
public boolean accept(File f) { |
484 |
return f.getName().toUpperCase().endsWith("DWG"); |
485 |
} |
486 |
|
487 |
/*
|
488 |
* (non-Javadoc)
|
489 |
*
|
490 |
* @see com.iver.cit.gvsig.fmap.drivers.MemoryDriver#getShapeType()
|
491 |
*/
|
492 |
public int getShapeType() { |
493 |
return FShape.MULTI;
|
494 |
} |
495 |
|
496 |
/*
|
497 |
* (non-Javadoc)
|
498 |
*
|
499 |
* @see com.iver.cit.gvsig.fmap.drivers.MemoryDriver#getName()
|
500 |
*/
|
501 |
public String getName() { |
502 |
return "gvSIG DWG Memory Driver"; |
503 |
} |
504 |
|
505 |
/*
|
506 |
* (non-Javadoc)
|
507 |
*
|
508 |
* @see com.iver.cit.gvsig.fmap.drivers.WithDefaultLegend#getDefaultLegend()
|
509 |
*/
|
510 |
public Legend getDefaultLegend() {
|
511 |
return defaultLegend;
|
512 |
} |
513 |
|
514 |
/*
|
515 |
* (non-Javadoc)
|
516 |
*
|
517 |
* @see com.iver.cit.gvsig.fmap.drivers.VectorialDriver#getDriverAttributes()
|
518 |
*/
|
519 |
public DriverAttributes getDriverAttributes() {
|
520 |
return attr;
|
521 |
} |
522 |
|
523 |
/*
|
524 |
* (non-Javadoc)
|
525 |
*
|
526 |
* @see com.hardcode.gdbms.engine.data.driver.ObjectDriver#getPrimaryKeys()
|
527 |
*/
|
528 |
public int[] getPrimaryKeys() { |
529 |
// TODO Auto-generated method stub
|
530 |
return null; |
531 |
} |
532 |
|
533 |
/*
|
534 |
* (non-Javadoc)
|
535 |
*
|
536 |
* @see com.hardcode.gdbms.engine.data.driver.ObjectDriver#write(com.hardcode.gdbms.engine.data.edition.DataWare)
|
537 |
*/
|
538 |
public void write(DataWare arg0) { |
539 |
// TODO Auto-generated method stub
|
540 |
|
541 |
} |
542 |
|
543 |
public void setDataSourceFactory(DataSourceFactory arg0) { |
544 |
// TODO Auto-generated method stub
|
545 |
|
546 |
} |
547 |
|
548 |
public void close() { |
549 |
// TODO Auto-generated method stub
|
550 |
|
551 |
} |
552 |
|
553 |
public File getFile() { |
554 |
return m_Fich;
|
555 |
} |
556 |
|
557 |
public boolean isWritable() { |
558 |
return m_Fich.canWrite();
|
559 |
} |
560 |
|
561 |
|
562 |
public boolean isDebug() { |
563 |
return debug;
|
564 |
} |
565 |
|
566 |
|
567 |
public void setDebug(boolean debug) { |
568 |
this.debug = debug;
|
569 |
} |
570 |
|
571 |
public ILabelingStrategy getDefaultLabelingStrategy() {
|
572 |
return labeling;
|
573 |
} |
574 |
} |