libs/EDoc/FunctionTypeLoc.cpp

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/*******************************************************************************

   Copyright (C) 2007 by Brendon Costa

   This library is free software; you can redistribute it and/or modify 
   it under the terms of the "LGPL Like" License defined in the file COPYING 
   that should have been distributed along with this source.

   This library 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.  

   You should have received a copy of the "LGPL Like" License 
   along with this library; see the file COPYING. if not, it can be 
   obtained from the EDoc++ website: 
   http://edoc.sourceforge.net/license.html

*******************************************************************************/
#include "config.h"

#include "EDoc/FunctionTypeLoc.h"
#include "EDoc/FunctionType.h"
#include "EDoc/Dictionary.h"
#include "EDoc/PStack.h"
#include "EDoc/StackRef.h"

#include "EDoc/PersistenceIFace.h"
#include "IndexedDictionary.h"
#include "EDoc/persistence_data.h"

namespace EDoc
{
   //===========================================================================
   FunctionTypeLoc::FunctionTypeLoc(Dictionary& dict_in, 
         FunctionType* value_in, const Location& loc_in) :

      DictionarySpecific(&dict_in),
      loc(loc_in, dict_in),
      value(NULL)
   {
      if (value_in)
      {
         value = dict.function_types.AlwaysGet(*value_in);
      }
   }
   //===========================================================================
   FunctionTypeLoc::FunctionTypeLoc(Dictionary* dict_in) :
      DictionarySpecific(dict_in),
      loc(dict_in),
      value(NULL)
   {
   }
   //===========================================================================
   FunctionTypeLoc::FunctionTypeLoc(const FunctionTypeLoc& right) :
      DictionarySpecific(&right.dict),
      loc(right.loc),
      value(right.value)
   {
   }
   //===========================================================================
   FunctionTypeLoc::FunctionTypeLoc(const FunctionTypeLoc& right, 
         Dictionary& dict_in) :

      DictionarySpecific(&dict_in),
      loc(right.loc, dict_in),
      value(NULL)
   {
      if (right.value)
      {
         value = dict.function_types.AlwaysGet(*right.value);
      }
   }
   //===========================================================================
   FunctionTypeLoc& FunctionTypeLoc::operator=(const FunctionTypeLoc& right)
   {
      if (this == &right)
      {
         return *this;
      }
      
      value = NULL;
      if (right.value)
      {
         value = dict.function_types.AlwaysGet(*right.value);
      }
      
      return *this;
   }
   //===========================================================================
   void FunctionTypeLoc::Read(PersistenceIFace& file, IndexedDictionary& idict)
   {
      // Item then location.
      value = idict.function_types.AlwaysGet(
         file.ReadUInt32(KEY_FUNCTION_TYPE));
      
      loc.Read(file, idict);
   }
   //===========================================================================
   void FunctionTypeLoc::Write(PersistenceIFace& file) const
   {
      // Item then location.
      file.WriteUInt32Debug(KEY_FUNCTION_TYPE, 
         value->GetIndex(), value->GetDeclaredName());
      
      loc.Write(file);
   }
   //===========================================================================
   bool FunctionTypeLoc::operator==(const FunctionTypeLoc& right) const
   {
      return (loc == right.loc) && 
         (value->GetNormalisedName() == right.value->GetNormalisedName());
   }
   //===========================================================================
   //@@@Brendon Possibly use special C++ type conversion functions.
   #define EDOC_REPLACE(DataType, Data, From, To, Count) \
      if ((void*)Data == From) {Data = (DataType*)To; Count++;}
   //===========================================================================
   size_t FunctionTypeLoc::ReplaceReferences(PStack& stack, void* remove, 
      void* replace)
   {
      size_t count = 0;
      if (!stack.Push(this))
      {
         return count;
      }

      // Dont replace recursivly. Only replace inside us.
      EDOC_REPLACE(FunctionType, value, remove, replace, count);

      count += loc.ReplaceReferences(stack, remove, replace);
      
      return count;
   }
   //===========================================================================
   void FunctionTypeLoc::Validate(PStack& stack, 
      const Dictionary& dict_in) const
   {
      StackRef ref(stack, this);
      if (!ref)
      {
         return;
      }
      
      EDOC_ASSERT(&dict == &dict_in, "");
      
      loc.Validate(stack, dict_in);
      value->Validate(stack, dict_in);
   }
   //===========================================================================
   std::ostream& FunctionTypeLoc::Print(std::ostream& out, 
      std::string prefix) const
   {
      // Print the location first
      loc.Print(out, prefix);
      
      // Then the functions key.
      out << prefix << "Function Type: " << value->GetKeyName() << std::endl;
      return out;
   }
   //===========================================================================
}

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