root / trunk / libraries / libDwg / src / com / iver / cit / jdwglib / dwg / DwgFile.java @ 10878
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/* jdwglib. Java Library for reading Dwg files.
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*
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* Author: Jose Morell Rama (jose.morell@gmail.com).
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* Port from the Pythoncad Dwg library by Art Haas.
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*
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* Copyright (C) 2005 Jose Morell, IVER TI S.A. 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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* Jose Morell (jose.morell@gmail.com)
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*
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* or
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*
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* IVER TI S.A.
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* C/Salamanca, 50
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* 46005 Valencia
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* Spain
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* +34 963163400
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* dac@iver.es
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*/
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package com.iver.cit.jdwglib.dwg; |
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import java.awt.geom.Point2D; |
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import java.io.File; |
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import java.io.FileInputStream; |
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import java.io.IOException; |
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import java.nio.ByteBuffer; |
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import java.nio.channels.FileChannel; |
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import java.util.ArrayList; |
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import java.util.HashMap; |
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import java.util.Iterator; |
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import java.util.List; |
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import java.util.Map; |
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import java.util.Vector; |
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import org.apache.log4j.Logger; |
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import com.iver.cit.jdwglib.dwg.objects.DwgBlockHeader; |
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import com.iver.cit.jdwglib.dwg.objects.DwgInsert; |
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import com.iver.cit.jdwglib.dwg.objects.DwgLayer; |
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import com.iver.cit.jdwglib.dwg.readers.DwgFileV12Reader; |
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import com.iver.cit.jdwglib.dwg.readers.DwgFileV14Reader; |
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import com.iver.cit.jdwglib.dwg.readers.DwgFileV15Reader; |
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import com.iver.cit.jdwglib.dwg.readers.IDwgFileReader; |
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/**
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* The DwgFile class provides a revision-neutral interface for reading and handling
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* DWG files
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* Reading methods are useful for reading DWG files, and handling methods like
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* calculateDwgPolylines() are useful for handling more complex
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* objects in the DWG file
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*
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* @author jmorell
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* @author azabala
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*/
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public class DwgFile { |
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public static final String DWG_ACAD2000 = "AC1015"; |
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public static final String DWG_ACAD14 = "AC1014"; |
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public static final String DWG_ACAD_PRE_14 = "AC1013"; |
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public static final String DWG_ACAD13 = "AC1012"; |
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public static final String DWG_ACAD12 = "AC1009"; |
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/**
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* It has all known DWG version's header.
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* Extracted from Autodesk web.
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*/
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private static HashMap acadVersions = new HashMap(); |
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static{
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acadVersions.put("AC1004", "Autocad R9"); |
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acadVersions.put("AC1006", "Autocad R10"); |
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acadVersions.put("AC1007", "Autocad pre-R11"); |
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acadVersions.put("AC1007", "Autocad pre-R11"); |
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acadVersions.put("AC1008", "Autocad pre-R11b"); |
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acadVersions.put(DWG_ACAD12, "Autocad R12");
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acadVersions.put("AC1010", "Autocad pre-R13 a"); |
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acadVersions.put("AC1011", "Autocad pre-R13 b"); |
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acadVersions.put(DWG_ACAD13, "Autocad R13");
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acadVersions.put(DWG_ACAD_PRE_14, "Autocad pre-R14");
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acadVersions.put(DWG_ACAD14, "Autocad R14");
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acadVersions.put("AC1500", "Autocad pre-2000"); |
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acadVersions.put(DWG_ACAD2000, "Autocad R2000, R2000i, R2002");
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acadVersions.put("AC402a", "Autocad pre-2004a"); |
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acadVersions.put("AC402b", "Autocad pre-2004b"); |
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acadVersions.put("AC1018", "Autocad R2004, R2005, R2006"); |
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acadVersions.put("AC1021", "Autocad R2007"); |
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} |
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/**
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* Registry of file readers
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* */
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private static HashMap acadReaders = new HashMap(); |
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static{
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acadReaders.put(DWG_ACAD2000,DwgFileV15Reader.class); |
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acadReaders.put(DWG_ACAD_PRE_14,DwgFileV14Reader.class); |
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acadReaders.put(DWG_ACAD14,DwgFileV14Reader.class); |
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acadReaders.put(DWG_ACAD13,DwgFileV14Reader.class); |
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acadReaders.put(DWG_ACAD12,DwgFileV12Reader.class); |
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} |
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public static Class getReaderForVersion(String dwgVersion){ |
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return (Class) acadReaders.get(dwgVersion); |
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} |
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public static void registerDwgReader(String version, Class dwgReaderClazz){ |
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if( IDwgFileReader.class.isAssignableFrom(dwgReaderClazz)){
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if(!acadReaders.containsKey(version)){
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acadReaders.put(version, dwgReaderClazz); |
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}else{
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logger.warn("Ya hay un reader registrado para la version "+version);
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} |
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}else{
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logger.warn("La clase "+dwgReaderClazz.getName()+" no es una implementacion valida de IDwgFileReader"); |
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} |
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} |
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/**
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* Returns an iterator over all the string that represents
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* dwg version for we have a registered reader
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* */
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public static Iterator getRegisteredVersions(){ |
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return acadReaders.keySet().iterator();
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} |
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private static Logger logger = Logger.getLogger(DwgFile.class |
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.getName()); |
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/**
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* Path and name of the dwg file
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* */
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private String fileName; |
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/**
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* DWG version of the file (AC1013, AC1018, etc.)
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* */
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private String dwgVersion; |
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/**
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* Offsets to the DWG sections
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*/
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private ArrayList dwgSectionOffsets; |
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/**
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* Header vars readed from the HEADER section of the DWG file
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* */
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private Map headerVars; |
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/**
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* This list contains what in OpenDWG specification is called
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* the object map ( a collection of entries where each entry contains
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* the seek of each object, and its size)
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* */
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private ArrayList dwgObjectOffsets; |
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/**
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* For each entry in dwgObjectOffsets, we have an instance of
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* DwgObject in the dwgObjects collection
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*
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* */
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private List dwgObjects; |
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private HashMap handle_objects; |
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private ArrayList dwgClasses; |
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/**
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* hash map that indexes all DwgLayer objects
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* by its handle property
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* */
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private HashMap layerTable; |
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/**
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* Specific reader of the DWG file version (12, 13, 14, 2000, etc., each
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* version will have an specific reader)
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* */
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private IDwgFileReader dwgReader;
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private boolean dwg3DFile; |
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/**
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* Memory mapped byte buffer of the whole DWG file
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* */
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private ByteBuffer bb; |
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/*
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* Optimizaciones para evitar leer el fichero completo en cada
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* pasada.
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* */
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/**
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* Contains all IDwgPolyline implementations
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* */
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private List dwgPolylines; |
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/**
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* Contains all INSERT entities of the dwg file
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* (these entities must be processed in a second pass)
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*
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* */
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private List insertList; |
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private List blockList; |
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/**
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* Constructor.
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* @param fileName an absolute path to the DWG file
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*/
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public DwgFile(String fileName) { |
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this.fileName = fileName;
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dwgSectionOffsets = new ArrayList(); |
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dwgObjectOffsets = new ArrayList(); |
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headerVars = new HashMap(); |
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dwgClasses = new ArrayList(); |
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dwgObjects = new ArrayList(); |
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handle_objects = new HashMap(); |
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layerTable = new HashMap(); |
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dwgPolylines = new ArrayList(); |
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insertList = new ArrayList(); |
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blockList = new ArrayList(); |
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} |
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public String getDwgVersion() { |
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return dwgVersion;
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} |
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/**
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* Reads a DWG file and put its objects in the dwgObjects Vector
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* This method is version independent
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*
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* @throws IOException If the file location is wrong
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*/
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public void read() throws IOException, |
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DwgVersionNotSupportedException |
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{ |
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setDwgVersion(); |
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//main readers (not configurable)
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if (dwgVersion.equalsIgnoreCase("Autocad R2000, R2000i, R2002")) { |
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dwgReader = new DwgFileV15Reader();
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}else if (dwgVersion.equalsIgnoreCase("Autocad pre-R14")|| |
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dwgVersion.equalsIgnoreCase("Autocad R14") ||
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dwgVersion.equalsIgnoreCase("Autocad R13")) {
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dwgReader = new DwgFileV14Reader();
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} else if (dwgVersion.equalsIgnoreCase("Autocad R12")|| |
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dwgVersion.equalsIgnoreCase("Autocad pre-R13 a") ||
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dwgVersion.equalsIgnoreCase("Autocad pre-R13 b")) {
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boolean isR13 = true; |
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if(dwgVersion.equalsIgnoreCase("Autocad R12")) |
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isR13 = false;
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dwgReader = new DwgFileV12Reader(isR13);
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}else {
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//look for registered readers
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Class iReader = getReaderForVersion(dwgVersion);
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if(iReader == null){ |
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DwgVersionNotSupportedException exception = |
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new DwgVersionNotSupportedException("Version de DWG no soportada"); |
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exception.setDwgVersion(dwgVersion); |
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throw exception;
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} else
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try {
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dwgReader = (IDwgFileReader) iReader.newInstance(); |
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} catch (Exception e) { |
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DwgVersionNotSupportedException exception = |
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new DwgVersionNotSupportedException("Version de DWG no soportada"); |
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exception.setDwgVersion(dwgVersion); |
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throw exception;
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} |
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} |
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try{
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dwgReader.read(this, bb);
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}catch(Throwable t){ |
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t.printStackTrace(); |
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throw new IOException("Error leyendo dwg"); |
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} |
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} |
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private void setDwgVersion() throws IOException { |
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File file = new File(fileName); |
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FileInputStream fileInputStream = new FileInputStream(file); |
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FileChannel fileChannel = fileInputStream.getChannel();
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long channelSize = fileChannel.size();
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bb = fileChannel.map(FileChannel.MapMode.READ_ONLY, 0, channelSize); |
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byte[] versionBytes = {bb.get(0), |
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bb.get(1),
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bb.get(2),
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bb.get(3),
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bb.get(4),
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bb.get(5)};
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ByteBuffer versionByteBuffer = ByteBuffer.wrap(versionBytes); |
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String[] bs = new String[versionByteBuffer.capacity()]; |
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String versionString = ""; |
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for (int i=0; i<versionByteBuffer.capacity(); i++) { |
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bs[i] = new String(new byte[]{(byte)(versionByteBuffer.get(i))}); |
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versionString = versionString + bs[i]; |
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} |
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String version = (String) acadVersions.get(versionString); |
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if(version == null) |
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version = "Unknown Dwg format";
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this.dwgVersion = version;
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} |
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public void setHeader(String key, Object value){ |
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headerVars.put(key, value); |
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} |
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public Object getHeader(String key){ |
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return headerVars.get(key);
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} |
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/*
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* A DwgLayer is a DWG drawing entity, so all DwgLayer objects are
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* saved in dwgObjects collection.
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* Instead of iterate over the full collection, is faster check every object
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* and save all the DwgLayer instances in their own collection.
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*
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*/
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protected void addDwgLayer(DwgLayer dwgLayer){ |
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layerTable.put(new Integer(dwgLayer.getHandle().getOffset()), |
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dwgLayer); |
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} |
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private void printInfoOfAObject (DwgObject entity){ |
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logger.info("index = "+entity.getIndex() + " entity.type = " + entity.type + " entityClassName = "+ entity.getClass().getName()); |
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logger.info("handleCode = "+entity.getHandle().getCode());
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logger.info("entityLayerHandle = "+entity.getHandle().getOffset());
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if(entity.hasLayerHandle()){
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logger.info("layerHandleCode = "+entity.getLayerHandle().getCode());
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logger.info("layerHandle = "+entity.getLayerHandle().getOffset());
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} |
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if(entity.hasSubEntityHandle()){
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logger.info("subEntityHandleCode = "+entity.getSubEntityHandle().getCode());
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logger.info("subEntityHandle = "+entity.getSubEntityHandle().getOffset());
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} |
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if(entity.hasNextHandle()){
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logger.info("nextHandleCode = "+entity.getNextHandle().getCode());
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logger.info("nextHandle = "+entity.getNextHandle().getOffset());
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} |
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if(entity.hasPreviousHandle()){
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logger.info ("previousHandleCode = "+entity.getPreviousHandle().getCode());
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logger.info ("previousHandle = "+entity.getPreviousHandle().getOffset());
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} |
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if(entity.hasXDicObjHandle()){
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logger.info ("xDicObjHandleCode = "+entity.getXDicObjHandle());
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logger.info ("xDicObjHandle = "+entity.getXDicObjHandle());
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} |
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if(entity.hasReactorsHandles()){
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ArrayList reactorsHandles = entity.getReactorsHandles();
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int size = reactorsHandles.size();
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logger.info ("NUMERO DE reactors = "+size);
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DwgHandleReference hr; |
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for(int i=0; i<size; i++){ |
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hr=(DwgHandleReference)reactorsHandles.get(i); |
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logger.info ("reactorHandleCode = "+hr.getCode());
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logger.info (" reactorHandle = "+hr.getOffset());
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} |
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} |
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} |
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public DwgLayer getDwgLayer(DwgObject entity){
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DwgHandleReference handle = entity.getLayerHandle(); |
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if(handle == null){ |
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return null; |
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} |
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int handleCode = handle.getCode();
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int entityLayerHandle = entity.getLayerHandle().getOffset();
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int layerHandle = -1; |
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int entityRecord;
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DwgObject object; |
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/*
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* OpenDWG spec, v3, page 11. HANDLE REFERENCES
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*
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* A handle is formed by this fields:
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* a) CODE (4 bits)
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* b) COUNTER (4 bits)
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* c) OFFSET of the object (handle itself).
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*
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* CODE could take these values:
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* 1) 0x2, 0x3, 0x4, 0x5 -> offset is the handle of the layer
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* 2) 0x6 -> offset is the next object handle
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* 3) 0x8 -> offset is the previous object handle
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* 4) 0xA -> result is reference handle plus offset
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* 5) 0xC -> result is reference handle minus offset
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*
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* */
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// FIXME: Esto no esta terminado. Falta considerar los codigo
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// 0x2, 0x3, 0x6, 0xA que no han aparecido en los archivos de prueba.
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switch(handleCode){
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case 0x4: |
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if (entity.hasNextHandle()){
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int nextHandleCode = entity.getNextHandle().getCode();
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if (nextHandleCode == 0x5) { |
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layerHandle = entity.getNextHandle().getOffset(); |
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} else {
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//TODO: No se han previsto nextHandleCode != 0x5
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// System.out.println ("DwgFile.getDwgLayer: handleCode "+handleCode+
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// " con nextHandleCode "+ nextHandleCode +" no implementado.");
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} |
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} else {
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layerHandle = entity.getLayerHandle().getOffset(); |
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} |
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break;
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case 0x5: |
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layerHandle = entity.getLayerHandle().getOffset(); |
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break;
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case 0x8: |
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if (entity.hasNextHandle()){
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int nextHandleCode = entity.getNextHandle().getCode();
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if (nextHandleCode == 0x5) { |
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layerHandle = entity.getNextHandle().getOffset(); |
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} else {
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//TODO No se han previsto nextHandleCode != 0x5
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// System.out.println ("DwgFile.getDwgLayer: handleCode "+handleCode+
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// " con nextHandleCode "+ nextHandleCode +" no implementado.");
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} |
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} else {
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layerHandle = entity.getHandle().getOffset() - 1;
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} |
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break;
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case 0xC: |
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if (entity.hasNextHandle()){
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int nextHandleCode = entity.getNextHandle().getCode();
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if (nextHandleCode == 0x5) { |
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layerHandle = entity.getNextHandle().getOffset(); |
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} else {
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//TODO: No se han previsto nextHandleCode != 0x5
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// System.out.println ("DwgFile.getDwgLayer: handleCode "+handleCode+
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// " con nextHandleCode "+ nextHandleCode +" no implementado.");
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} |
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} else {
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layerHandle = entity.getHandle().getOffset() - entity.getLayerHandle().getOffset() + 1;
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} |
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break;
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default:
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// System.out.println ("DwgFile.getDwgLayer: handleCode "+handleCode+" no implementado. entityLayerHandle="+entityLayerHandle);
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} |
460 |
|
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if(layerHandle != -1){ |
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Iterator lyrIterator = layerTable.values().iterator();
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while(lyrIterator.hasNext()){
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DwgLayer lyr = (DwgLayer) lyrIterator.next(); |
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int lyrHdl = lyr.getHandle().getOffset();
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if (lyrHdl == layerHandle){
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return lyr;
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} |
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} |
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} |
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// System.out.println("NO SE HA ENCONTRADO UNA CAPA CON HANDLE " + layerHandle);
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// printInfoOfAObject(entity);
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return null; |
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} |
475 |
|
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public DwgObject getDwgSuperEntity(DwgObject entity) {
|
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if(entity.hasSubEntityHandle()){
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int handleCode = entity.subEntityHandle.getCode();
|
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int offset = entity.subEntityHandle.getOffset();
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int handle = -1; |
481 |
|
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DwgObject object; |
483 |
|
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switch(handleCode){
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// TODO: case 0x2:
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// TODO: case 0x3:
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case 0x4: |
488 |
case 0x5: |
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handle = offset; |
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break;
|
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// TODO: case 0x6:
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case 0x8: |
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handle=entity.getHandle().getOffset() - 1;
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break;
|
495 |
case 0xA: |
496 |
handle = entity.getHandle().getOffset() + offset; |
497 |
break;
|
498 |
case 0xC: |
499 |
handle = entity.getHandle().getOffset() - offset; |
500 |
break;
|
501 |
default:
|
502 |
logger.warn ("DwgObject.getDwgSuperEntity: handleCode "+handleCode+" no implementado. offset = "+offset); |
503 |
} |
504 |
if(handle != -1){ |
505 |
object = getDwgObjectFromHandle(handle); |
506 |
if(object != null) |
507 |
return object;
|
508 |
} |
509 |
} |
510 |
return null; |
511 |
} |
512 |
|
513 |
public String getLayerName(DwgObject entity) { |
514 |
DwgLayer dwgLayer = getDwgLayer(entity); |
515 |
if(dwgLayer == null){ |
516 |
return ""; |
517 |
}else{
|
518 |
return dwgLayer.getName();
|
519 |
} |
520 |
} |
521 |
|
522 |
/**
|
523 |
* Returns the color of the layer of a DWG object
|
524 |
*
|
525 |
* @param entity DWG object which we want to know its layer color
|
526 |
* @return int Layer color of the DWG object in the Autocad color code
|
527 |
*/
|
528 |
public int getColorByLayer(DwgObject entity) { |
529 |
int colorByLayer;
|
530 |
DwgLayer dwgLyr = getDwgLayer(entity); |
531 |
if(dwgLyr == null) |
532 |
colorByLayer = 0;
|
533 |
else
|
534 |
colorByLayer = dwgLyr.getColor(); |
535 |
return colorByLayer;
|
536 |
} |
537 |
/**
|
538 |
* Configure the geometry of the polylines in a DWG file from the vertex list in
|
539 |
* this DWG file. This geometry is given by an array of Points.
|
540 |
* Besides, manage closed polylines and polylines with bulges in a GIS Data model.
|
541 |
* It means that the arcs of the polylines will be done through a set of points and
|
542 |
* a distance between these points.
|
543 |
*/
|
544 |
public void calculateGisModelDwgPolylines() { |
545 |
/*
|
546 |
* In Dwg 12 format, all vertices of a polyline are between polyline entity
|
547 |
* and endsec entity. Also, polylines dont save any handle of their vertices (first and last).
|
548 |
*
|
549 |
* After Dwg 12 version, we have the opposite case: polylines have handles/pointers to their
|
550 |
* first and last vertices.
|
551 |
*
|
552 |
* If dwg file is not V12, we must look for all polyline vertices (and we must to wait until
|
553 |
* all entities are readed).
|
554 |
* If dwg file is V12, all polylines already have their vertices.
|
555 |
* */
|
556 |
if(! (dwgReader instanceof DwgFileV12Reader)){ |
557 |
for (int i = 0; i < dwgPolylines.size(); i++){ |
558 |
DwgObject pol = (DwgObject)dwgPolylines.get(i); |
559 |
if (pol instanceof IDwgPolyline) { |
560 |
((IDwgPolyline)pol).calculateGisModel(this);
|
561 |
}//if
|
562 |
}//for
|
563 |
} |
564 |
} |
565 |
|
566 |
/**
|
567 |
* Configure the geometry of the polylines in a DWG file from the vertex list in
|
568 |
* this DWG file. This geometry is given by an array of Points
|
569 |
* Besides, manage closed polylines and polylines with bulges in a GIS Data model.
|
570 |
* It means that the arcs of the polylines will be done through a curvature
|
571 |
* parameter called bulge associated with the points of the polyline.
|
572 |
*/
|
573 |
//TODO Refactorizar para que solo se aplique a las Polilineas
|
574 |
|
575 |
// public void calculateCadModelDwgPolylines() {
|
576 |
// for (int i=0;i<dwgObjects.size();i++) {
|
577 |
// DwgObject pol = (DwgObject)dwgObjects.get(i);
|
578 |
// if (pol instanceof DwgPolyline2D) {
|
579 |
// int flags = ((DwgPolyline2D)pol).getFlags();
|
580 |
// int firstHandle = ((DwgPolyline2D)pol).getFirstVertexHandle().getOffset();
|
581 |
// int lastHandle = ((DwgPolyline2D)pol).getLastVertexHandle().getOffset();
|
582 |
// ArrayList pts = new ArrayList();
|
583 |
// ArrayList bulges = new ArrayList();
|
584 |
// double[] pt = new double[3];
|
585 |
// for (int j=0;j<dwgObjects.size();j++) {
|
586 |
// DwgObject firstVertex = (DwgObject)dwgObjects.get(j);
|
587 |
// if (firstVertex instanceof DwgVertex2D) {
|
588 |
// int vertexHandle = firstVertex.getHandle().getOffset();
|
589 |
// if (vertexHandle==firstHandle) {
|
590 |
// int k=0;
|
591 |
// while (true) {
|
592 |
// DwgObject vertex = (DwgObject)dwgObjects.get(j+k);
|
593 |
// int vHandle = vertex.getHandle().getOffset();
|
594 |
// if (vertex instanceof DwgVertex2D) {
|
595 |
// pt = ((DwgVertex2D)vertex).getPoint();
|
596 |
// pts.add(new Point2D.Double(pt[0], pt[1]));
|
597 |
// double bulge = ((DwgVertex2D)vertex).getBulge();
|
598 |
// bulges.add(new Double(bulge));
|
599 |
// k++;
|
600 |
// if (vHandle==lastHandle && vertex instanceof DwgVertex2D) {
|
601 |
// break;
|
602 |
// }
|
603 |
// } else if (vertex instanceof DwgSeqend) {
|
604 |
// break;
|
605 |
// }
|
606 |
// }
|
607 |
// }
|
608 |
// }
|
609 |
// }
|
610 |
// if (pts.size()>0) {
|
611 |
// /*Point2D[] newPts = new Point2D[pts.size()];
|
612 |
// if ((flags & 0x1)==0x1) {
|
613 |
// newPts = new Point2D[pts.size()+1];
|
614 |
// for (int j=0;j<pts.size();j++) {
|
615 |
// newPts[j] = (Point2D)pts.get(j);
|
616 |
// }
|
617 |
// newPts[pts.size()] = (Point2D)pts.get(0);
|
618 |
// bulges.add(new Double(0));
|
619 |
// } else {
|
620 |
// for (int j=0;j<pts.size();j++) {
|
621 |
// newPts[j] = (Point2D)pts.get(j);
|
622 |
// }
|
623 |
// }*/
|
624 |
// double[] bs = new double[bulges.size()];
|
625 |
// for (int j=0;j<bulges.size();j++) {
|
626 |
// bs[j] = ((Double)bulges.get(j)).doubleValue();
|
627 |
// }
|
628 |
// ((DwgPolyline2D)pol).setBulges(bs);
|
629 |
// //Point2D[] points = GisModelCurveCalculator.calculateGisModelBulge(newPts, bs);
|
630 |
// Point2D[] points = new Point2D[pts.size()];
|
631 |
// for (int j=0;j<pts.size();j++) {
|
632 |
// points[j] = (Point2D)pts.get(j);
|
633 |
// }
|
634 |
// ((DwgPolyline2D)pol).setPts(points);
|
635 |
// } else {
|
636 |
//// System.out.println("Encontrada polil?nea sin puntos ...");
|
637 |
// // TODO: No se debe mandar nunca una polil?nea sin puntos, si esto
|
638 |
// // ocurre es porque existe un error que hay que corregir ...
|
639 |
// }
|
640 |
// } else if (pol instanceof DwgPolyline3D) {
|
641 |
// } else if (pol instanceof DwgLwPolyline && ((DwgLwPolyline)pol).getVertices()!=null) {
|
642 |
// }
|
643 |
// }
|
644 |
// }
|
645 |
|
646 |
/*
|
647 |
* TODO Revisar los bloques que son XREF
|
648 |
* */
|
649 |
public void blockManagement2(){ |
650 |
Iterator it = null; |
651 |
|
652 |
|
653 |
//dwg v12 blocks already has their entities added
|
654 |
//for the rest of versions, we add block entities to their owner block
|
655 |
if(! (dwgReader instanceof DwgFileV12Reader)){ |
656 |
//once we have read all dwg entities, we look for all of them
|
657 |
//that has a superentity that is a block (to fill in the entity list
|
658 |
//of each block
|
659 |
it = dwgObjects.iterator(); |
660 |
int i = 0; |
661 |
while(it.hasNext()){
|
662 |
DwgObject entity = (DwgObject)it.next(); |
663 |
DwgObject superEnt = getDwgSuperEntity(entity); |
664 |
if(superEnt instanceof DwgBlockHeader){ |
665 |
DwgBlockHeader blk = (DwgBlockHeader)superEnt; |
666 |
blk.addObject(entity); |
667 |
it.remove();//TODO Creo que esto es lento, mejor
|
668 |
//el metodo original (en java solo se duplican las referencias)
|
669 |
i++; |
670 |
|
671 |
|
672 |
if(blk.isBlkIsXRef()){
|
673 |
System.out.println("bloque "+blk.getName()+" es referencia externa"); |
674 |
System.out.println("path="+blk.getXRefPName()); |
675 |
String path = blk.getXRefPName();
|
676 |
DwgFile externalRef = new DwgFile(path);
|
677 |
try {
|
678 |
externalRef.read(); |
679 |
externalRef.calculateGisModelDwgPolylines(); |
680 |
externalRef.blockManagement2(); |
681 |
List dwgObjects = externalRef.getDwgObjects();
|
682 |
blk.getObjects().addAll(dwgObjects); |
683 |
} catch (IOException e) { |
684 |
// TODO Auto-generated catch block
|
685 |
e.printStackTrace(); |
686 |
continue;
|
687 |
} catch (DwgVersionNotSupportedException e) {
|
688 |
// TODO Auto-generated catch block
|
689 |
e.printStackTrace(); |
690 |
continue;
|
691 |
} |
692 |
} |
693 |
|
694 |
|
695 |
} |
696 |
}//while
|
697 |
}//if dwgfilev12
|
698 |
|
699 |
//after that, we process the INSERTs
|
700 |
it = insertList.iterator(); |
701 |
while(it.hasNext()){
|
702 |
DwgInsert insert = (DwgInsert) it.next(); |
703 |
if(insert.isProcessed()){
|
704 |
//It has been processed nexted to other insert
|
705 |
continue;
|
706 |
} |
707 |
insert.setProcessed(true);
|
708 |
double[] p = insert.getInsertionPoint(); |
709 |
Point2D point = new Point2D.Double(p[0], p[1]); |
710 |
double[] scale = insert.getScale(); |
711 |
double rot = insert.getRotation();
|
712 |
int blockHandle = insert.getBlockHeaderHandle().getOffset();
|
713 |
manageInsert2(point, scale, |
714 |
rot, blockHandle, |
715 |
dwgObjects, handle_objects); |
716 |
} |
717 |
|
718 |
} |
719 |
|
720 |
|
721 |
|
722 |
public void manageInsert2(Point2D insPoint, double[] scale, |
723 |
double rot, int bHandle, |
724 |
List dwgObjectsWithoutBlocks,
|
725 |
Map handleObjectsWithoutBlocks) {
|
726 |
|
727 |
DwgObject object = (DwgObject) handle_objects.get(new Integer(bHandle)); |
728 |
if(object == null){ |
729 |
logger.error("No hemos encontrado el BlockHeader cuyo handle es "+bHandle);
|
730 |
return;
|
731 |
}else if(! (object instanceof DwgBlockHeader)){ |
732 |
//Hay un problema con la asignaci?n de handle
|
733 |
//Un INSERT tiene como handle de Block una entidad que no es block
|
734 |
logger.error("handle incorrecto." + object.getClass().getName() + " no es un blockheader"); |
735 |
return;
|
736 |
} |
737 |
|
738 |
DwgBlockHeader blockHeader = (DwgBlockHeader)object; |
739 |
double[] bPoint = blockHeader.getBasePoint(); |
740 |
String bname = blockHeader.getName();
|
741 |
if (bname.startsWith("*")) |
742 |
return;
|
743 |
|
744 |
//TODO Cambiar por List
|
745 |
Vector entities = blockHeader.getObjects();
|
746 |
if(entities.size() == 0){ |
747 |
logger.warn("El bloque "+blockHeader.getName()+" no tiene ninguna entidad"); |
748 |
} |
749 |
Iterator blkEntIt = entities.iterator();
|
750 |
while(blkEntIt.hasNext()){
|
751 |
DwgObject obj = (DwgObject) blkEntIt.next(); |
752 |
manageBlockEntity(obj, bPoint, |
753 |
insPoint, scale, |
754 |
rot, dwgObjectsWithoutBlocks, |
755 |
handleObjectsWithoutBlocks); |
756 |
}//while
|
757 |
} |
758 |
|
759 |
|
760 |
public int getIndexOf(DwgObject dwgObject){ |
761 |
return dwgObjects.indexOf(dwgObject);
|
762 |
} |
763 |
|
764 |
|
765 |
|
766 |
/**
|
767 |
* Changes the location of an object extracted from a block. This location will be
|
768 |
* obtained through the insertion parameters from the block and the corresponding
|
769 |
* insert.
|
770 |
* @param entity, the entity extracted from the block.
|
771 |
* @param bPoint, offset for the coordinates of the entity.
|
772 |
* @param insPoint, coordinates of the insertion point for the entity.
|
773 |
* @param scale, scale for the entity.
|
774 |
* @param rot, rotation angle for the entity.
|
775 |
* @param id, a count as a id.
|
776 |
* @param dwgObjectsWithoutBlocks, a object list with the elements extracted from
|
777 |
* the blocks.
|
778 |
*/
|
779 |
private void manageBlockEntity(DwgObject entity, |
780 |
double[] bPoint, |
781 |
Point2D insPoint,
|
782 |
double[] scale, |
783 |
double rot,
|
784 |
List dwgObjectsWithoutBlocks,
|
785 |
Map handleObjectsWithoutBlocks) {
|
786 |
|
787 |
if(entity instanceof IDwgBlockMember){ |
788 |
IDwgBlockMember blockMember = (IDwgBlockMember)entity; |
789 |
blockMember.transform2Block(bPoint, insPoint, scale, rot, |
790 |
dwgObjectsWithoutBlocks, |
791 |
handleObjectsWithoutBlocks,this);
|
792 |
} |
793 |
|
794 |
} |
795 |
|
796 |
|
797 |
/**
|
798 |
* Add a DWG section offset to the dwgSectionOffsets vector
|
799 |
*
|
800 |
* @param key Define the DWG section
|
801 |
* @param seek Offset of the section
|
802 |
* @param size Size of the section
|
803 |
*/
|
804 |
public void addDwgSectionOffset(String key, int seek, int size) { |
805 |
DwgSectionOffset dso = new DwgSectionOffset(key, seek, size);
|
806 |
dwgSectionOffsets.add(dso); |
807 |
} |
808 |
|
809 |
/**
|
810 |
* Returns the offset of DWG section given by its key
|
811 |
*
|
812 |
* @param key Define the DWG section
|
813 |
* @return int Offset of the section in the DWG file
|
814 |
*/
|
815 |
public int getDwgSectionOffset(String key) { |
816 |
int offset = 0; |
817 |
for (int i=0; i<dwgSectionOffsets.size(); i++) { |
818 |
DwgSectionOffset dso = (DwgSectionOffset)dwgSectionOffsets.get(i); |
819 |
String ikey = dso.getKey();
|
820 |
if (key.equals(ikey)) {
|
821 |
offset = dso.getSeek(); |
822 |
break;
|
823 |
} |
824 |
} |
825 |
return offset;
|
826 |
} |
827 |
|
828 |
/**
|
829 |
* Add a DWG object offset to the dwgObjectOffsets vector
|
830 |
*
|
831 |
* @param handle Object handle
|
832 |
* @param offset Offset of the object data in the DWG file
|
833 |
*/
|
834 |
public void addDwgObjectOffset(int handle, int offset) { |
835 |
DwgObjectOffset doo = new DwgObjectOffset(handle, offset);
|
836 |
dwgObjectOffsets.add(doo); |
837 |
} |
838 |
|
839 |
/**
|
840 |
*
|
841 |
* Add a DWG object to the dwgObject vector
|
842 |
*
|
843 |
* @param dwgObject DWG object
|
844 |
*/
|
845 |
public void addDwgObject(DwgObject dwgObject){ |
846 |
//TODO Ver si puedo inicializar las listas especificas
|
847 |
//(IDwgPolyline, etc) aqu?
|
848 |
dwgObjects.add(dwgObject); |
849 |
handle_objects.put(new Integer(dwgObject.getHandle().getOffset()), dwgObject); |
850 |
|
851 |
/*
|
852 |
* TODO Quitar todos estos if-then y sustituirlos por un metodo callback
|
853 |
*
|
854 |
*
|
855 |
* (dwgObject.init(this), y que cada objeto haga lo que tenga que hacer
|
856 |
* */
|
857 |
if(dwgObject instanceof DwgLayer){ |
858 |
this.addDwgLayer((DwgLayer) dwgObject);
|
859 |
} |
860 |
|
861 |
//Probamos a no aplicar las extrusiones
|
862 |
|
863 |
if(dwgObject instanceof IDwgExtrusionable){ |
864 |
((IDwgExtrusionable)dwgObject).applyExtrussion(); |
865 |
|
866 |
} |
867 |
|
868 |
if(dwgObject instanceof IDwgPolyline){ |
869 |
dwgPolylines.add(dwgObject); |
870 |
} |
871 |
if(dwgObject instanceof IDwg3DTestable){ |
872 |
if(! dwg3DFile){//if its true, we dont check again |
873 |
dwg3DFile = ((IDwg3DTestable)dwgObject).has3DData(); |
874 |
} |
875 |
} |
876 |
if(dwgObject instanceof DwgInsert){ |
877 |
insertList.add(dwgObject); |
878 |
} |
879 |
|
880 |
if(dwgObject instanceof DwgBlockHeader){ |
881 |
blockList.add(dwgObject); |
882 |
} |
883 |
} |
884 |
|
885 |
/**
|
886 |
* Returns dwgObjects from its insertion order (position
|
887 |
* in the dwg file)
|
888 |
*
|
889 |
* @param index order in the dwg file
|
890 |
* @return position
|
891 |
* */
|
892 |
public DwgObject getDwgObject(int index){ |
893 |
return (DwgObject) dwgObjects.get(index);
|
894 |
} |
895 |
|
896 |
public DwgObject getDwgObjectFromHandle(int handle){ |
897 |
return (DwgObject) handle_objects.get(new Integer(handle)); |
898 |
} |
899 |
|
900 |
/**
|
901 |
* Add a DWG class to the dwgClasses vector
|
902 |
*
|
903 |
* @param dwgClass DWG class
|
904 |
*/
|
905 |
public void addDwgClass(DwgClass dwgClass){ |
906 |
dwgClasses.add(dwgClass); |
907 |
} |
908 |
|
909 |
public void printClasses(){ |
910 |
logger.info("#### CLASSES ####");
|
911 |
for(int i = 0; i < dwgClasses.size(); i++){ |
912 |
DwgClass clazz = (DwgClass) dwgClasses.get(i); |
913 |
logger.info(clazz.toString()); |
914 |
} |
915 |
logger.info("#############");
|
916 |
} |
917 |
|
918 |
public List getDwgClasses(){ |
919 |
return dwgClasses;
|
920 |
} |
921 |
|
922 |
/**
|
923 |
* @return Returns the dwgObjectOffsets.
|
924 |
*/
|
925 |
public ArrayList getDwgObjectOffsets() { |
926 |
return dwgObjectOffsets;
|
927 |
} |
928 |
/**
|
929 |
* @return Returns the dwgObjects.
|
930 |
*/
|
931 |
public List getDwgObjects() { |
932 |
return dwgObjects;
|
933 |
} |
934 |
/**
|
935 |
* @return Returns the fileName.
|
936 |
*/
|
937 |
public String getFileName() { |
938 |
return fileName;
|
939 |
} |
940 |
/**
|
941 |
* @return Returns the dwg3DFile.
|
942 |
*/
|
943 |
public boolean isDwg3DFile() { |
944 |
return dwg3DFile;
|
945 |
} |
946 |
/**
|
947 |
* @param dwg3DFile The dwg3DFile to set.
|
948 |
*/
|
949 |
public void setDwg3DFile(boolean dwg3DFile) { |
950 |
this.dwg3DFile = dwg3DFile;
|
951 |
} |
952 |
} |