root / trunk / libraries / libDwg / src / com / iver / cit / jdwglib / dwg / objects / DwgPolyline3D.java @ 10632
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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.objects; |
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import java.util.ArrayList; |
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import java.util.List; |
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import com.iver.cit.gvsig.fmap.core.FPolyline2D; |
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import com.iver.cit.gvsig.fmap.core.FShape; |
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import com.iver.cit.jdwglib.dwg.DwgFile; |
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import com.iver.cit.jdwglib.dwg.DwgHandleReference; |
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import com.iver.cit.jdwglib.dwg.DwgObject; |
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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.IDwgPolyline; |
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import com.iver.cit.jdwglib.dwg.IDwgVertex; |
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import com.iver.cit.jdwglib.util.FMapUtil; |
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/**
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* The DwgPolyline3D class represents a DWG Polyline3D
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*
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* @author jmorell
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*/
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public class DwgPolyline3D extends DwgObject |
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implements IDwgPolyline, IDwg3DTestable, IDwg2FMap{
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private int splineFlags; |
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private int closedFlags; |
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private DwgHandleReference firstVertexHandle = null; |
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private DwgHandleReference lastVertexHandle = null; |
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private DwgHandleReference seqendHandle = null; |
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private List vertices; |
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private double[] bulges; |
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public DwgPolyline3D(int index) { |
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super(index);
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vertices = new ArrayList(); |
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} |
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/**
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* @return Returns the closedFlags.
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*/
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public int getClosedFlags() { |
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return closedFlags;
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} |
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/**
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* @param closedFlags The closedFlags to set.
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*/
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public void setClosedFlags(int closedFlags) { |
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this.closedFlags = closedFlags;
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} |
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/**
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* @return Returns the firstVertexHandle.
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*/
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public DwgHandleReference getFirstVertexHandle() {
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return firstVertexHandle;
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} |
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/**
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* @param firstVertexHandle The firstVertexHandle to set.
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*/
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public void setFirstVertexHandle(DwgHandleReference firstVertexHandle) { |
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this.firstVertexHandle = firstVertexHandle;
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} |
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/**
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* @return Returns the lastVertexHandle.
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*/
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public DwgHandleReference getLastVertexHandle() {
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return lastVertexHandle;
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} |
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/**
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* @param lastVertexHandle The lastVertexHandle to set.
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*/
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public void setLastVertexHandle(DwgHandleReference lastVertexHandle) { |
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this.lastVertexHandle = lastVertexHandle;
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} |
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/**
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* @return Returns the pts.
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*/
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public List getPts() { |
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return vertices;
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} |
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/**
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* @param pts The pts to set.
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*/
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public void setPts(List pts) { |
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this.vertices = pts;
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} |
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/**
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* @return Returns the bulges.
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*/
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public double[] getBulges() { |
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return bulges;
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} |
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/**
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* @param bulges The bulges to set.
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*/
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public void setBulges(double[] bulges) { |
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this.bulges = bulges;
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} |
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/**
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* @return Returns the seqendHandle.
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*/
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public DwgHandleReference getSeqendHandle() {
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return seqendHandle;
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} |
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/**
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* @param seqendHandle The seqendHandle to set.
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*/
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public void setSeqendHandle(DwgHandleReference seqendHandle) { |
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this.seqendHandle = seqendHandle;
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} |
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/**
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* @return Returns the splineFlags.
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*/
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public int getSplineFlags() { |
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return splineFlags;
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} |
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/**
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* @param splineFlags The splineFlags to set.
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*/
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public void setSplineFlags(int splineFlags) { |
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this.splineFlags = splineFlags;
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} |
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public void calculateGisModel(DwgFile dwgFile){ |
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int closedFlags = getClosedFlags();
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DwgHandleReference firstHandle = getFirstVertexHandle(); |
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DwgHandleReference lastHandle = getLastVertexHandle(); |
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ArrayList pts = new ArrayList(); |
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double[] pt = new double[3]; |
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double bulge = 0d; |
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DwgObject first = dwgFile.getDwgObjectFromHandle(firstHandle.getOffset()); |
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DwgObject last = dwgFile.getDwgObjectFromHandle(lastHandle.getOffset()); |
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if(first == null || last == null){ |
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System.out.println("Polyline3D con vertices inicial o final a null"); |
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return;
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} |
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if(!(first instanceof DwgVertex3D)){ |
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System.out.println("El primer vertice de Polyline3D es "+ |
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first.getClass().getName()); |
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return;
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} |
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if(!(last instanceof DwgVertex3D)){ |
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System.out.println("El primer vertice de Polyline3D es "+ |
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first.getClass().getName()); |
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return;
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} |
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int firstObjIdx = dwgFile.getIndexOf(first);
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int lastObjIdx = dwgFile.getIndexOf(last);
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if(firstObjIdx == -1 || lastObjIdx == -1){ |
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System.out.println("Calculate GIS Model: Problemas en la LinkedList: 1?="+firstObjIdx+",Ultimo="+lastObjIdx); |
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return;
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} |
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// pt = ((DwgVertex2D)first).getPoint();
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// pts.add(new Point2D.Double(pt[0], pt[1]));
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// double bulge = ((DwgVertex2D)first).getBulge();
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// bulges.add(new Double(bulge));
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for(int i = firstObjIdx; i <= lastObjIdx; i++){ |
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DwgObject obj = dwgFile.getDwgObject(i); |
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if(obj instanceof DwgVertex3D){ |
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DwgVertex3D vertex = (DwgVertex3D) obj; |
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pt = ((DwgVertex3D)vertex).getPoint(); |
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pts.add(new double[]{pt[0], pt[1], pt[2]}); |
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}else if(obj instanceof DwgSeqend){ |
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//TODO En Polyline2D J.Morell no interrumpia el barrido,
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//pero aqu? S?. REVISAR
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break;
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}else{
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System.out.println("Encontrado "+obj.getClass().getName()+" en la lista de vertices de Polyline3D"); |
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} |
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}//for
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if (pts.size()>0) { |
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List newPts = new ArrayList(); |
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for (int j=0;j<pts.size();j++) { |
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newPts.add(pts.get(j)); |
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} |
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if ((closedFlags & 0x1)== 0x1) { |
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newPts.add(pts.get(0));
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} |
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setPts(newPts); |
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} else {
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System.out.println("Encontrada polil?nea sin puntos ..."); |
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// TODO: No se debe mandar nunca una polil?nea sin puntos, si esto
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// ocurre es porque existe un error que hay que corregir ...
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} |
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} |
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//TODO Metodo antiguo y muy ineficiente. Se deja hasta que se
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//revise que funciona el nuevo perfectamente
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public void calculateGisModel(List dwgObjects) { |
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int closedFlags = getClosedFlags();
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// En estas dos lineas de abajo y en el resto del metodo
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// se mantiene el mecanismo anterior al refactoring.
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// TODO: Pensar si deberiamos coger el handle completo.
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// Tal vez deberiamos tomar el handle completo y evaluar
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// a donde apuntan (pueden haber 2 handles con codigo y offset
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// distintos y que, sin embargo apunten al mismo objeto).
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int firstHandle = getFirstVertexHandle().getOffset();
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int lastHandle = getLastVertexHandle().getOffset();
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ArrayList pts = new ArrayList(); |
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double[] pt = new double[3]; |
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//TODO Sustituir esto por un hashtable handle->DwgObject
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for (int j=0;j< dwgObjects.size();j++) { |
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DwgObject firstVertex = (DwgObject)dwgObjects.get(j); |
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if (firstVertex instanceof DwgVertex3D) { |
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int vertexHandle = firstVertex.getHandle().getOffset();
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if (vertexHandle==firstHandle) {
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int k=0; |
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while (true) { |
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DwgObject vertex = (DwgObject)dwgObjects.get(j+k); |
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int vHandle = vertex.getHandle().getOffset();
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if (vertex instanceof DwgVertex3D) { |
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pt = ((DwgVertex3D)vertex).getPoint(); |
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pts.add(new double[]{pt[0], pt[1], pt[2]}); |
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k++; |
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if (vHandle==lastHandle && vertex instanceof DwgVertex3D) { |
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break;
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} |
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} else if (vertex instanceof DwgSeqend) { |
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break;
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}//if
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}//while
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}//if
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}//if
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}//for
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if (pts.size()>0) { |
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List newPts = new ArrayList(); |
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for (int j=0;j<pts.size();j++) { |
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newPts.add(pts.get(j)); |
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} |
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if ((closedFlags & 0x1)==0x1) { |
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newPts.add(pts.get(0));
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} |
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setPts(newPts); |
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} else {
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// System.out.println("Encontrada polil?nea sin puntos ...");
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// TODO: No se debe mandar nunca una polil?nea sin puntos, si esto
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// ocurre es porque existe un error que hay que corregir ...
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} |
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} |
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/* (non-Javadoc)
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* @see com.iver.cit.jdwglib.dwg.IDwg3DTestable#has3DData()
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*/
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public boolean has3DData() { |
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List pts = getPts();
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if(pts == null) |
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return false; |
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double z = 0d; |
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for (int j = 0; j<pts.size(); j++) { |
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z = ((double[])pts.get(j))[2]; |
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if (z != 0.0) |
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return true; |
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} |
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return false; |
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} |
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/* (non-Javadoc)
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* @see com.iver.cit.jdwglib.dwg.IDwg3DTestable#getZ()
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*/
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public double getZ() { |
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List points3D = getPts();
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if (points3D != null) { |
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boolean constantElevation = true; |
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double[] firstPt = (double[]) points3D.get(0); |
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for (int j = 0; j < points3D.size(); j++) { |
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double[] pt = (double[]) points3D.get(j); |
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if (pt[2] != firstPt[2]) { |
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constantElevation = false;
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break;
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} |
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} |
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if (constantElevation)
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return firstPt[2]; |
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} |
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return 0d; |
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} |
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/* (non-Javadoc)
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* @see com.iver.cit.jdwglib.dwg.IDwg2FMap#toFMapGeometry(boolean)
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*/
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public FShape toFMapGeometry(boolean is3DFile) { |
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FPolyline2D pline = null;
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List points3D = getPts();
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if (points3D != null) { |
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if (is3DFile) {
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pline = FMapUtil.points3DToFPolyline3D(points3D); |
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} else {
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List points2D = new ArrayList(); |
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for (int j = 0; j < points3D.size(); j++) { |
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double[] pt3d = (double[]) points3D.get(j); |
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double[] pt = new double[]{pt3d[0], |
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pt3d[1]};
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points2D.add(pt); |
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} |
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pline = FMapUtil.points2DToFPolyline2D(points2D); |
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}//if
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}//if
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return pline;
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} |
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/* (non-Javadoc)
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* @see com.iver.cit.jdwglib.dwg.IDwg2FMap#toFMapString(boolean)
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*/
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public String toFMapString(boolean is3DFile) { |
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if(is3DFile)
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return "FPolyline3D"; |
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else
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return "FPolyline2D"; |
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} |
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public String toString(){ |
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return "Polyline3D"; |
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} |
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/* (non-Javadoc)
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* @see java.lang.Object#clone()
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*/
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public Object clone(){ |
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DwgPolyline3D obj = new DwgPolyline3D(index);
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this.fill(obj);
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return obj;
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} |
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protected void fill(DwgObject obj){ |
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super.fill(obj);
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DwgPolyline3D myObj = (DwgPolyline3D)obj; |
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myObj.setBulges(bulges); |
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myObj.setClosedFlags(closedFlags); |
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myObj.setFirstVertexHandle(firstVertexHandle); |
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myObj.setLastVertexHandle(lastVertexHandle); |
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myObj.setPts(vertices); |
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myObj.setSeqendHandle(seqendHandle); |
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myObj.setSplineFlags(splineFlags); |
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} |
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public void addVertex(IDwgVertex vertex) { |
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vertices.add(vertex.getPoint()); |
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} |
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} |