Source/System/FileIO/OSG/OSGOSGWriter.h

   1 /*---------------------------------------------------------------------------*\
   2  *                                OpenSG                                     *
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   4  *                                                                           *
   5  *                     Copyright 2000-2002 by OpenSG Forum                   *
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   7  *   contact: dirk@opensg.org, gerrit.voss@vossg.org, jbehr@zgdv.de          *
   8  *                                                                           *
   9 \*---------------------------------------------------------------------------*/
  10 /*---------------------------------------------------------------------------*\
  11  *                                License                                    *
  12  *                                                                           *
  13  * This library is free software; you can redistribute it and/or modify it   *
  14  * under the terms of the GNU Library General Public License as published    *
  15  * by the Free Software Foundation, version 2.                               *
  16  *                                                                           *
  17  * This library is distributed in the hope that it will be useful, but       *
  18  * WITHOUT ANY WARRANTY; without even the implied warranty of                *
  19  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU         *
  20  * Library General Public License for more details.                          *
  21  *                                                                           *
  22  * You should have received a copy of the GNU Library General Public         *
  23  * License along with this library; if not, write to the Free Software       *
  24  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.                 *
  25  *                                                                           *
  26 \*---------------------------------------------------------------------------*/
  27 /*---------------------------------------------------------------------------*\
  28  *                                Changes                                    *
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  32  *                                                                           *
  33  *                                                                           *
  34  *                                                                           *
  35 \*---------------------------------------------------------------------------*/
  36
  37 #ifndef _OSGOSGWRITER_H_
  38 #define _OSGOSGWRITER_H_
  39 #ifdef __sgi
  40 #pragma once
  41 #endif
  42
  43 #include "OSGConfig.h"
  44
  45 #include <iostream>
  46
  47 #include <string>
  48 #include <map>
  49 #include <vector>
  50
  51 #include "OSGNode.h"
  52 #include "OSGNodeCore.h"
  53 #include "OSGFieldContainer.h"
  54 #include "OSGSystemDef.h"
  55
  56 OSG_BEGIN_NAMESPACE
  57
  58 /*! \brief Brief OSGWriter
  59     \ingroup GrpSystemFileIOOSG
  60     \ingroup GrpLibOSGSystem
  61  */
  62
  63 class OSG_SYSTEM_DLLMAPPING OSGWriter
  64 {
  65     /*==========================  PUBLIC  =================================*/
  66
  67   public:
  68
  69     /*---------------------------------------------------------------------*/
  70     /*! \name                   Constructors                               */
  71     /*! \{                                                                 */
  72
  73     OSGWriter(OutStream &stream, UInt32 indentStep = 4);
  74
  75     /*! \}                                                                 */
  76     /*---------------------------------------------------------------------*/
  77     /*! \name                   Destructor                                 */
  78     /*! \{                                                                 */
  79
  80     ~OSGWriter(void);
  81
  82     /*! \}                                                                 */
  83     /*---------------------------------------------------------------------*/
  84     /*! \name                   Write                                      */
  85     /*! \{                                                                 */
  86
  87     void write(            FieldContainer *  container );
  88     void write(std::vector<FieldContainer *> containers);
  89
  90     /*! \}                                                                 */
  91     /*=========================  PROTECTED  ===============================*/
  92
  93   protected:
  94
  95     static const UInt32 DefaultSFWidth;
  96     static const UInt32 DefaultMFWidth;
  97
  98     /*! \nohierarchy
  99      */
 100
 101     struct FCInfoHelper
 102     {
 103         bool        written;
 104         bool        hasName;
 105         std::string containerName;
 106
 107         void        setName      (FieldContainer * const pFC);
 108
 109         FCInfoHelper(void);
 110     };
 111
 112     typedef std::map<FieldContainer *, FCInfoHelper> FCInfoHelperMap;
 113
 114     /*---------------------------------------------------------------------*/
 115     /*! \name                      Member                                  */
 116     /*! \{                                                                 */
 117
 118     FCInfoHelperMap                _visitedFCMap;
 119     OutStream                     &_outStream;
 120
 121     void visitContainer(FieldContainer    * const pFC    );
 122     void visitField    (GetFieldHandlePtr         hF     );
 123
 124     void writeContainer(FieldContainer    * const pFC    ,
 125                         bool                      bIndent);
 126     void writeField    (GetFieldHandlePtr         hF     );
 127
 128     /*! \}                                                                 */
 129     /*==========================  PRIVATE  ================================*/
 130
 131   private:
 132
 133     /*!\brief prohibit default function (move to 'public' if needed) */
 134     OSGWriter(const OSGWriter &source);
 135     /*!\brief prohibit default function (move to 'public' if needed) */
 136     void operator =(const OSGWriter &source);
 137 };
 138
 139 OSG_END_NAMESPACE
 140
 141 #endif /* _OSGOSGWRITER_H_ */
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