nel/tools/3d/pipeline_max/storage_value.h

   1 /**
   2  * \file storage_value.h
   3  * \brief CStorageValue
   4  * \date 2012-08-18 15:00GMT
   5  * \author Jan Boon (Kaetemi)
   6  * CStorageValue
   7  */
   8
   9 /*
  10  * Copyright (C) 2012  by authors
  11  *
  12  * This file is part of RYZOM CORE PIPELINE.
  13  * RYZOM CORE PIPELINE is free software: you can redistribute it
  14  * and/or modify it under the terms of the GNU Affero General Public
  15  * License as published by the Free Software Foundation, either
  16  * version 3 of the License, or (at your option) any later version.
  17  *
  18  * RYZOM CORE PIPELINE is distributed in the hope that it will be
  19  * useful, but WITHOUT ANY WARRANTY; without even the implied warranty
  20  * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21  * GNU Affero General Public License for more details.
  22  *
  23  * You should have received a copy of the GNU Affero General Public
  24  * License along with RYZOM CORE PIPELINE.  If not, see
  25  * <http://www.gnu.org/licenses/>.
  26  */
  27
  28 #ifndef PIPELINE_STORAGE_VALUE_H
  29 #define PIPELINE_STORAGE_VALUE_H
  30 #include <nel/misc/types_nl.h>
  31
  32 // STL includes
  33
  34 // NeL includes
  35 #include <nel/misc/ucstring.h>
  36 #include <nel/misc/string_common.h>
  37
  38 // Project includes
  39 #include "storage_object.h"
  40
  41 namespace PIPELINE {
  42 namespace MAX {
  43
  44 template<typename T>
  45 class CStorageValue : public IStorageObject
  46 {
  47 public:
  48         // public data
  49         typedef T TType;
  50         TType Value;
  51
  52         // inherited
  53         virtual std::string className() const;
  54         virtual void serial(NLMISC::IStream &stream);
  55         virtual void toString(std::ostream &ostream, const std::string &pad = "") const;
  56
  57 public: // should be protected but that doesn't compile, nice c++!
  58         // Sets size when reading
  59         virtual void setSize(sint32 size);
  60         // Gets the size when writing, return false if unknown
  61         virtual bool getSize(sint32 &size) const;
  62 };
  63
  64 template <typename T>
  65 std::string CStorageValue<T>::className() const
  66 {
  67         return "CStorageValue";
  68 }
  69
  70 template <typename T>
  71 void CStorageValue<T>::serial(NLMISC::IStream &stream)
  72 {
  73         stream.serial(Value);
  74 }
  75
  76 template <>
  77 void CStorageValue<std::string>::serial(NLMISC::IStream &stream);
  78
  79 template <>
  80 void CStorageValue<ucstring>::serial(NLMISC::IStream &stream);
  81
  82 template <typename T>
  83 void CStorageValue<T>::toString(std::ostream &ostream, const std::string &pad) const
  84 {
  85         std::string s = NLMISC::toString(Value);
  86         ostream << "(" << className() << ") { " << s << " } ";
  87 }
  88
  89 template <>
  90 void CStorageValue<ucstring>::toString(std::ostream &ostream, const std::string &pad) const;
  91
  92 template <typename T>
  93 void CStorageValue<T>::setSize(sint32 size)
  94 {
  95         if (size != sizeof(Value))
  96                 nlerror("Size does not match value type");
  97         IStorageObject::setSize(size);
  98 }
  99
 100 template <>
 101 void CStorageValue<std::string>::setSize(sint32 size);
 102
 103 template <>
 104 void CStorageValue<ucstring>::setSize(sint32 size);
 105
 106 template <typename T>
 107 bool CStorageValue<T>::getSize(sint32 &size) const
 108 {
 109         size = sizeof(Value);
 110         return true;
 111 }
 112
 113 template <>
 114 bool CStorageValue<std::string>::getSize(sint32 &size) const;
 115
 116 template <>
 117 bool CStorageValue<ucstring>::getSize(sint32 &size) const;
 118
 119 } /* namespace MAX */
 120 } /* namespace PIPELINE */
 121
 122 #endif /* #ifndef PIPELINE_STORAGE_VALUE_H */
 123
 124 /* end of file */