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State.h

00001 /**************************************************************************\
00002  * 
00003  *  FILE: State.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_STATE_H
00031 #define DIME_STATE_H
00032 
00033 #include <dime/util/Linear.h>
00034 
00035 class dimeInsert;
00036 
00037 class DIME_DLL_API dimeState
00038 {
00039 public:
00040   dimeState(const bool traversePolylineVertices,
00041             const bool explodeInserts);
00042   dimeState(const dimeState &st);
00043   
00044   const dimeMatrix &getMatrix() const;
00045   const dimeMatrix &getInvMatrix() const;
00046   void getMatrix(dimeMatrix &m) const;
00047   void setMatrix(const dimeMatrix &matrix);
00048   
00049   enum {
00050     TRAVERSE_POLYLINE_VERTICES = 0x1,
00051     EXPLODE_INSERTS = 0x2,
00052     // private flags
00053     PUBLIC_MASK = 0x7fff,
00054     PRIVATE_MASK = 0x8000,
00055     INVMATRIX_DIRTY = 0x8000
00056   };
00057 
00058   void setFlags(const unsigned int flags);
00059   unsigned int getFlags() const;
00060 
00061   const dimeInsert *getCurrentInsert() const;
00062 
00063 private:
00064   friend class dimeInsert;
00065   dimeMatrix matrix;
00066   dimeMatrix invmatrix; // to speed up things...
00067   unsigned int flags;
00068   const dimeInsert *currentInsert;
00069 }; // class dimeState
00070 
00071 inline const dimeMatrix &
00072 dimeState::getMatrix() const {
00073   return this->matrix;
00074 }
00075 
00076 inline void 
00077 dimeState::setFlags(const unsigned int flags)
00078 {
00079   this->flags = (this->flags & PRIVATE_MASK) | flags;
00080 }
00081  
00082 inline unsigned int 
00083 dimeState::getFlags() const
00084 {
00085   return (this->flags & PUBLIC_MASK);
00086 }
00087 
00088 inline const dimeInsert *
00089 dimeState::getCurrentInsert() const
00090 {
00091   return this->currentInsert;
00092 }
00093 
00094 #endif // ! DIME_STATE_H
00095 

Copyright © 1998-1999, Systems In Motion <sales@sim.no>. All rights reserved.
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