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Polyline.h

00001 /**************************************************************************\
00002  * 
00003  *  FILE: Polyline.h
00004  *
00005  *  This source file is part of DIME.
00006  *  Copyright (C) 1998-1999 by Systems In Motion.  All rights reserved.
00007  *
00008  *  This library is free software; you can redistribute it and/or modify it
00009  *  under the terms of the GNU General Public License, version 2, as
00010  *  published by the Free Software Foundation.
00011  *
00012  *  This library is distributed in the hope that it will be useful, but
00013  *  WITHOUT ANY WARRANTY; without even the implied warranty of
00014  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00015  *  General Public License (the accompanying file named COPYING) for more
00016  *  details.
00017  *
00018  **************************************************************************
00019  *
00020  *  If you need DIME for a non-GPL project, contact Systems In Motion
00021  *  to acquire a Professional Edition License:
00022  *
00023  *  Systems In Motion                                   http://www.sim.no/
00024  *  Prof. Brochs gate 6                                       sales@sim.no
00025  *  N-7030 Trondheim                                   Voice: +47 22114160
00026  *  NORWAY                                               Fax: +47 67172912
00027  *
00028 \**************************************************************************/
00029 
00030 #ifndef DIME_POLYLINE_H
00031 #define DIME_POLYLINE_H
00032 
00033 #include <dime/Basic.h>
00034 #include <dime/entities/ExtrusionEntity.h>
00035 #include <dime/util/Array.h>
00036 #include <dime/util/Linear.h>
00037 
00038 
00039 class dimeVertex;
00040 
00041 class DIME_DLL_API dimePolyline : public dimeExtrusionEntity
00042 {
00043 public:
00044   dimePolyline();
00045   virtual ~dimePolyline();
00046 
00047   enum Type {
00048     POLYLINE,
00049     POLYFACE_MESH,
00050     POLYGON_MESH
00051   };
00052 
00053   enum Flags {
00054     CLOSED            = 0x01,
00055     POLYMESH_CLOSED_M = 0x01,
00056     CURVE_FIT         = 0x02,
00057     SPLINE_FIT        = 0x04,
00058     IS_POLYLINE_3D    = 0x08,
00059     IS_POLYMESH_3D    = 0x10,
00060     POLYMESH_CLOSED_N = 0x20,
00061     IS_POLYFACE_MESH  = 0x40,
00062     CONTINOUS_PATTERN = 0x80
00063   };
00064 
00065   enum SurfaceType {
00066     NONE            = 0,
00067     QUADRIC_BSPLINE = 5,
00068     CUBIC_BSPLINE   = 6,
00069     BEZIER          = 8
00070   };
00071 
00072   int16 getFlags() const;
00073   void setFlags(const int16 flags);
00074 
00075   int getType() const;
00076 
00077   const dimeVec3f &getElevation() const;
00078   void setElevation(const dimeVec3f &e);
00079 
00080   int16 getPolymeshCountN() const;
00081   int16 getPolymeshCountM() const;
00082   int16 getSmoothSurfaceMdensity() const;
00083   int16 getSmoothSurfaceNdensity() const;
00084 
00085   int getNumCoordVertices() const;
00086   int getNumIndexVertices() const;
00087   int getNumSplineFrameControlPoints() const;
00088 
00089   int16 getSurfaceType() const;
00090   void setSurfaceType(const int16 type);
00091 
00092   dimeVertex *getCoordVertex(const int index);
00093   dimeVertex *getIndexVertex(const int index);
00094   dimeVertex *getSplineFrameControlPoint(const int index);
00095 
00096   void setCoordVertices(dimeVertex **vertices, const int num,
00097                         dimeMemHandler * const memhandler = NULL);
00098   void setIndexVertices(dimeVertex **vertices, const int num,
00099                         dimeMemHandler * const memhandler = NULL);
00100   void setSplineFrameControlPoints(dimeVertex **vertices, const int num,
00101                                    dimeMemHandler * const memhandler = NULL);
00102 
00103   virtual dimeEntity *copy(dimeModel *const model) const;
00104   virtual bool getRecord(const int groupcode,
00105                          dimeParam &param,
00106                          const int index = 0) const;
00107 
00108   virtual void setLayer(const dimeLayer * const layer);
00109   virtual const char *getEntityName() const;
00110 
00111   virtual bool read(dimeInput * const in);
00112   virtual bool write(dimeOutput * const out);
00113   virtual int typeId() const;
00114   virtual int countRecords() const;
00115    
00116   virtual GeometryType extractGeometry(dimeArray <dimeVec3f> &verts,
00117                                        dimeArray <int> &indices,
00118                                        dimeVec3f &extrusionDir,
00119                                        dxfdouble &thickness);
00120 
00121   void clearSurfaceData();
00122     
00123 protected:
00124   virtual bool handleRecord(const int groupcode, 
00125                             const dimeParam &param,
00126                             dimeMemHandler * const memhandler);
00127   virtual bool traverse(const dimeState * const state, 
00128                         dimeCallback callback,
00129                         void *userdata);
00130   
00131 private:
00132 
00133   int numCoordVertices() const;
00134   int numIndexVertices() const;
00135  
00136   int16 flags;
00137 
00138 #ifdef DIME_FIXBIG
00139   int32 countM;
00140   int32 countN;
00141   int32 smoothCountM;
00142   int32 smoothCountN;
00143 #else
00144   int16 countM; 
00145   int16 countN; 
00146   int16 smoothCountM;
00147   int16 smoothCountN;
00148 #endif
00149 
00150   int16 surfaceType;
00151 #ifdef DIME_FIXBIG
00152   int32 coordCnt;  // real # of coordinate vertices
00153   int32 indexCnt;  // real # of index vertices
00154   int32 frameCnt; 
00155 #else  
00156   int16 coordCnt;  // real # of coordinate vertices
00157   int16 indexCnt;  // real # of index vertices
00158   int16 frameCnt; 
00159 #endif
00160   dimeVertex **coordVertices;
00161   dimeVertex **indexVertices;
00162   dimeVertex **frameVertices;
00163   dimeEntity *seqend;
00164   dimeVec3f elevation;
00165 }; // class dimePolyline
00166 
00167 inline int16 
00168 dimePolyline::getFlags() const
00169 {
00170   return this->flags;
00171 }
00172 
00173 inline void 
00174 dimePolyline::setFlags(const int16 flags)
00175 {
00176   this->flags = flags;
00177 }
00178 
00179 inline const dimeVec3f &
00180 dimePolyline::getElevation() const
00181 {
00182   return elevation;
00183 }
00184 
00185 inline void 
00186 dimePolyline::setElevation(const dimeVec3f &e)
00187 {
00188   this->elevation = e;
00189 }
00190 
00191 inline int16 
00192 dimePolyline::getPolymeshCountN() const
00193 {
00194   return this->countN;
00195 }
00196 
00197 inline int16 
00198 dimePolyline::getPolymeshCountM() const
00199 {
00200   return this->countM;
00201 }
00202 
00203 inline int16 
00204 dimePolyline::getSmoothSurfaceMdensity() const
00205 {
00206   return this->smoothCountM;
00207 }
00208 
00209 inline int16 
00210 dimePolyline::getSmoothSurfaceNdensity() const
00211 {
00212   return this->smoothCountN;
00213 }
00214 
00215 inline int 
00216 dimePolyline::getNumCoordVertices() const
00217 {
00218   return this->coordCnt;
00219 }
00220 
00221 inline int 
00222 dimePolyline::getNumIndexVertices() const
00223 {
00224   return this->indexCnt;
00225 }
00226 
00227 inline int
00228 dimePolyline::getNumSplineFrameControlPoints() const
00229 {
00230   return this->frameCnt;
00231 }
00232 
00233 inline dimeVertex *
00234 dimePolyline::getCoordVertex(const int index)
00235 {
00236   return this->coordVertices[index];
00237 }
00238 
00239 inline dimeVertex *
00240 dimePolyline::getIndexVertex(const int index)
00241 {
00242   return this->indexVertices[index];
00243 }
00244 
00245 inline dimeVertex *
00246 dimePolyline::getSplineFrameControlPoint(const int index)
00247 {
00248   return this->frameVertices[index];
00249 }
00250 
00251 inline int16 
00252 dimePolyline::getSurfaceType() const
00253 {
00254   return this->surfaceType;
00255 }
00256 
00257 inline void 
00258 dimePolyline::setSurfaceType(const int16 type)
00259 {
00260   this->surfaceType = type;
00261 }
00262 
00263 
00264 #endif // ! DIME_POLYLINE_H
00265 

Copyright © 1998-1999, Systems In Motion <sales@sim.no>. All rights reserved.
System documentation was generated using doxygen.