Application: gvSIG desktop

/*

 * Created on 03-feb-2007

 *

 * gvSIG. Sistema de Informaci�n Geogr�fica de la Generalitat Valenciana

 *

 * Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2

 * of the License, or (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,USA.

 *

 * For more information, contact:

 *

 *  Generalitat Valenciana

 *   Conselleria d'Infraestructures i Transport

 *   Av. Blasco Ib��ez, 50

 *   46010 VALENCIA

 *   SPAIN

 *

 *      +34 963862235

 *   gvsig@gva.es

 *      www.gvsig.gva.es

 *

 *    or

 *

 *   IVER T.I. S.A

 *   Salamanca 50

 *   46005 Valencia

 *   Spain

 *

 *   +34 963163400

 *   dac@iver.es

 */

/* CVS MESSAGES:

*

* $Id$

* $Log$

* Revision 1.4.2.1  2007-03-21 19:49:16  azabala

* implementation of dwg 12, 13, 14.

*

* Revision 1.4  2007/03/20 19:57:08  azabala

* source code cleaning

*

* Revision 1.3  2007/03/06 19:39:38  azabala

* Changes to adapt dwg 12 to general architecture

*

* Revision 1.2  2007/03/02 20:31:22  azabala

* *** empty log message ***

*

* Revision 1.1  2007/03/01 19:58:53  azabala

* refactor of pface and mesh names

*

* Revision 1.2  2007/02/07 12:44:27  fdiaz

* A�adido o modificado el metodo clone para que el DwgObject se encargue de las propiedades comunes a todos los objetos.

* A�adido el metodo fill.

*

* Revision 1.1  2007/02/05 07:03:22  azabala

* *** empty log message ***

*

*

*/

package org.gvsig.dwg.lib.objects;

import java.awt.geom.Point2D;

import java.util.ArrayList;

import java.util.List;

import java.util.Map;

import org.gvsig.dwg.lib.DwgFile;

import org.gvsig.dwg.lib.DwgHandleReference;

import org.gvsig.dwg.lib.DwgObject;

import org.gvsig.dwg.lib.IDwg2FMap;

import org.gvsig.dwg.lib.IDwgBlockMember;

import org.gvsig.dwg.lib.IDwgPolyline;

import org.gvsig.dwg.lib.IDwgVertex;

import org.gvsig.fmap.geom.Geometry;

import org.gvsig.fmap.geom.exception.CreateGeometryException;

/**

 * This class is a Mesh (polyline mesh), what is different of

 * a Polyface mesh (polyline pface).

 *

 *

 * */

public class DwgMeshPolyline extends DwgObject

                implements IDwgPolyline, IDwg2FMap, IDwgBlockMember{

        private int flags;

        /**

         * Curves and smooth surface type (optional; default = 0);

         * integer codes, not bit-coded:

                         0 = No smooth surface fitted

                         5 = Quadratic B-spline surface

                         6 = Cubic B-spline surface

                         8 = Bezier surface

         * */

        private int curveType;

        /**

         * Polygon mesh M vertex count

         * (if curvetype is Spline, it has smooth M density)

         */

        private int mVerticies;

        /**

         * Polygon mesh N vertex count

         * (if curvetype is Spline, it has smooth n density)

         * */

        private int nVerticies;

        /**

         * If the mesh is closed in the M direction

         * */

        private boolean isClosedM;

        /**

         * If the mesh is closed in the N direction

         * */

        private boolean isClosedN;

        /**

         * handle of the first vertex of the mesh

         * */

        private DwgHandleReference firstVertexHandle;

        /**

         * handle of the last vertex of the mesh

         * */

        private DwgHandleReference lastVertexHandle;

        /**

         * handle of the seqend of the mesh

         * */

        private DwgHandleReference seqendHandle;

        /**

         * Vertices of the mesh

         * */

        private List vertices;

        /**

         * Owned Objects Handles of the mesh

         * */

        private ArrayList ownedObjectsHandles; //For R2004+

        /**

         * Constructor

         * */

        public DwgMeshPolyline(int index) {

                super(index);

                ownedObjectsHandles = new ArrayList();

        }

        public void setFlags(int flags) {

                this.flags = flags;

        }

        public void setCurveType(int curveType) {

                this.curveType = curveType;

        }

        public void setMVerticies(int verticies) {

                this.mVerticies = verticies;

        }

        public void setNVerticies(int verticies) {

                this.nVerticies = verticies;

        }

        public void setFirstVertexHandle(DwgHandleReference handle) {

                this.firstVertexHandle = handle;

        }

        public void setLastVertexHandle(DwgHandleReference handle) {

                this.lastVertexHandle = handle;

        }

        public void setSeqendHandle(DwgHandleReference handle) {

                this.seqendHandle = handle;

        }

        public int getCurveType() {

                return curveType;

        }

        public DwgHandleReference getFirstVertexHandle() {

                return firstVertexHandle;

        }

        public int getFlags() {

                return flags;

        }

        public DwgHandleReference getLastVertexHandle() {

                return lastVertexHandle;

        }

        public int getMVerticies() {

                return mVerticies;

        }

        public int getNVerticies() {

                return nVerticies;

        }

        public DwgHandleReference getSeqendHandle() {

                return seqendHandle;

        }

        public Object clone(){

                DwgMeshPolyline obj = new DwgMeshPolyline(index);

                this.fill(obj);

                return obj;

        }

        protected void fill(DwgObject obj){

                super.fill(obj);

                DwgMeshPolyline myObj = (DwgMeshPolyline)obj;

                myObj.setCurveType(curveType);

                myObj.setFirstVertexHandle(firstVertexHandle);

                myObj.setFlags(flags);

                myObj.setLastVertexHandle(lastVertexHandle);

                myObj.setMVerticies(mVerticies);

                myObj.setNVerticies(nVerticies);

                myObj.setSeqendHandle(seqendHandle);

        }

        public void calculateGisModel(DwgFile dwgFile) {

        }

         /*

     * By the moment, we consideer that PFacePolyline

     * is a Polyline3D TODO Implement real conversion

     * from a polyface mesh to a FMap geometry

     * */

        public Geometry toFMapGeometry(boolean is3DFile) throws CreateGeometryException {

                //TODO Implementar la conversion de DWG Mesh a

                //FMap (coleccion de poligonos??)

                return null;

        }

        /* (non-Javadoc)

         * @see com.iver.cit.jdwglib.dwg.IDwg2FMap#toFMapString(boolean)

         */

        public String toFMapString(boolean is3DFile) {

                if(is3DFile) {

                        return "FPolyline3D";

                } else {

                        return "FPolyline2D";

                }

        }

        public String toString(){

                return "MeshPolyline";

        }

        public List getVertices() {

                return vertices;

        }

        public void setVertices(List vertices) {

                this.vertices = vertices;

        }

        public boolean isClosedM() {

                return isClosedM;

        }

        public void setClosedM(boolean isClosedM) {

                this.isClosedM = isClosedM;

        }

        public boolean isClosedN() {

                return isClosedN;

        }

        public void setClosedN(boolean isClosedN) {

                this.isClosedN = isClosedN;

        }

        public void setMDensity(int density) {

                this.mVerticies = density;

        }

        public void setNDensity(int density) {

                this.nVerticies = density;

        }

        public void addVertex(IDwgVertex vertex) {

                vertices.add(vertex.getPoint());

        }

        /**

         * @return Returns the owned objects handles.

         */

        public ArrayList getOwnedObjectsHandles() {

                return ownedObjectsHandles;

        }

        /**

         * @param objects The owned objects handles to set.

         */

        public void setOwnedObjectsHandles(ArrayList handles) {

                this.ownedObjectsHandles = handles;

        }

        /**

         * Add a handle to the ownedBbjectsHandle vector

         *

         * @param handle handle

         */

        public void addOwnedObjectHandle(DwgHandleReference handle) {

                this.ownedObjectsHandles.add(handle);

        }

        public void transform2Block(double[] bPoint, Point2D insPoint,

                        double[] scale, double rot,

                        List dwgObjectsWithoutBlocks,

                        Map handleObjWithoutBlocks, DwgFile callBack) {

                DwgPolyline3D transformedEntity = null;

                List vertices = this.getVertices();

                if (vertices != null) {

                    List transformedVertices = new ArrayList();

                        for (int i=0;i < vertices.size();i++) {

                                double[] pointAux = null;

                            pointAux = new double[]{((double[]) vertices.get(i))[0] - bPoint[0],

                                            ((double[]) vertices.get(i))[1] - bPoint[1]};

                                double laX = insPoint.getX() + ((pointAux[0] * scale[0])*Math.cos(rot) + (pointAux[1]*scale[1])*(-1)*Math.sin(rot));

                                double laY = insPoint.getY() + ((pointAux[0]*scale[0])*Math.sin(rot) + (pointAux[1]*scale[1])*Math.cos(rot));

                                double laZ = ((double[]) vertices.get(i))[2] - bPoint[2];

                                transformedVertices.add(new double[]{laX, laY, laZ});

                        }//for

                        transformedEntity = (DwgPolyline3D)this.clone();

                        transformedEntity.setPts(transformedVertices);

                        dwgObjectsWithoutBlocks.add(transformedEntity);

                        handleObjWithoutBlocks.put(new Integer(transformedEntity.getHandle().getOffset()), transformedEntity);

                }

        }

        public int getGeometrySubType(boolean is3DFile) {

                if (is3DFile) {

                        return Geometry.SUBTYPES.GEOM3D;

                } else {

                        return Geometry.SUBTYPES.GEOM2D;

                }

        }

        public int getGeometryType() {

                return Geometry.TYPES.MULTICURVE;

        }

}