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/********************************************************************************
* *
* Generic Element Handling *
* *
*********************************************************************************
* Copyright (C) 1997,2002 by Jeroen van der Zijp. All Rights Reserved. *
*********************************************************************************
* This library is free software; you can redistribute it and/or *
* modify it under the terms of the GNU Lesser General Public *
* License as published by the Free Software Foundation; either *
* version 2.1 of the License, or (at your option) any later version. *
* *
* 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. See the GNU *
* Lesser General Public License for more details. *
* *
* You should have received a copy of the GNU Lesser General Public *
* License along with this library; if not, write to the Free Software *
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. *
*********************************************************************************
* $Id: FXElement.h,v 1.4 2002/01/18 22:42:52 jeroen Exp $ *
********************************************************************************/
#ifndef FXELEMENT_H
#define FXELEMENT_H
/**************************** D e f i n i t i o n ****************************/
// Generic implementations for generic objects
// Construct some elements at a location
template<class TYPE>
inline void constructElms(TYPE* ptr,unsigned int n){
while(n--){ ::new ((void*)ptr) TYPE; ptr++; }
}
// Destruct some elements at a location
template<class TYPE>
inline void destructElms(TYPE* ptr,unsigned int n){
while(n--){ ptr->~TYPE(); ptr++; }
}
// Copy some elements from one place to another
template<class TYPE>
inline void copyElms(TYPE* dst,const TYPE* src,unsigned int n){
while(n--){ *dst++ = *src++; }
}
// Move some elements from overlapping place to another
template<class TYPE>
inline void moveElms(TYPE* dst,const TYPE* src,unsigned int n){
if(src>dst){
while(n--){ *dst++ = *src++; }
}
else if(dst>src){
dst+=n;
src+=n;
while(n--){ *--dst = *--src; }
}
}
// Save some elements to persistent store
template<class TYPE>
inline void saveElms(FXStream& store,const TYPE* ptr,unsigned int n){
while(n--){ store << *ptr; ptr++; }
}
// Load some elements from persistent store
template<class TYPE>
inline void loadElms(FXStream& store,TYPE* ptr,unsigned int n){
while(n--){ store >> *ptr; ptr++; }
}
// Allocate array of elements, uninitialized
template<class TYPE>
inline void allocElms(TYPE*& ptr,unsigned int n){
fxmalloc((void**)&ptr,sizeof(TYPE)*n);
}
// Allocate array of elements, initialized with zero
template<class TYPE>
inline void callocElms(TYPE*& ptr,unsigned int n){
fxcalloc((void**)&ptr,sizeof(TYPE)*n);
}
// Resize array of elements, without constructor or destructor
template<class TYPE>
inline void resizeElms(TYPE*& ptr,unsigned int n){
fxresize((void**)&ptr,sizeof(TYPE)*n);
}
// Free array of elements, without destruction
template<class TYPE>
inline void freeElms(TYPE*& ptr){
fxfree((void**)&ptr);
}
/********************** I m p l e m e n t a t i o n ************************/
// Specific implementations for built-in types
// No-op constructors for array of basic types
inline void constructElms(FXuchar*,unsigned int){ }
inline void constructElms(FXchar*,unsigned int){ }
inline void constructElms(FXushort*,unsigned int){ }
inline void constructElms(FXshort*,unsigned int){ }
inline void constructElms(FXuint*,unsigned int){ }
inline void constructElms(FXint*,unsigned int){ }
inline void constructElms(FXfloat*,unsigned int){ }
inline void constructElms(FXdouble*,unsigned int){ }
inline void constructElms(void**,unsigned int){ }
// No-op destructors for array of basic types
inline void destructElms(FXuchar*,unsigned int){ }
inline void destructElms(FXchar*,unsigned int){ }
inline void destructElms(FXushort*,unsigned int){ }
inline void destructElms(FXshort*,unsigned int){ }
inline void destructElms(FXuint*,unsigned int){ }
inline void destructElms(FXint*,unsigned int){ }
inline void destructElms(FXfloat*,unsigned int){ }
inline void destructElms(FXdouble*,unsigned int){ }
inline void destructElms(void**,unsigned int){ }
// Simple bit-wise copy for basic types
inline void copyElms(FXuchar* dst,const FXuchar* src,unsigned int n){ memcpy(dst,src,n); }
inline void copyElms(FXchar* dst,const FXchar* src,unsigned int n){ memcpy(dst,src,n); }
inline void copyElms(FXushort* dst,const FXushort* src,unsigned int n){ memcpy(dst,src,n<<1); }
inline void copyElms(FXshort* dst,const FXshort* src,unsigned int n){ memcpy(dst,src,n<<1); }
inline void copyElms(FXuint* dst,const FXuint* src,unsigned int n){ memcpy(dst,src,n<<2); }
inline void copyElms(FXint* dst,const FXint* src,unsigned int n){ memcpy(dst,src,n<<2); }
inline void copyElms(FXfloat* dst,const FXfloat* src,unsigned int n){ memcpy(dst,src,n<<2); }
inline void copyElms(FXdouble* dst,const FXdouble* src,unsigned int n){ memcpy(dst,src,n<<3); }
inline void copyElms(void** dst,const void** src,unsigned int n){ memcpy(dst,src,n<<2); }
// Simple bit-wise move for basic types
inline void moveElms(FXuchar* dst,const FXuchar* src,unsigned int n){ memmove(dst,src,n); }
inline void moveElms(FXchar* dst,const FXchar* src,unsigned int n){ memmove(dst,src,n); }
inline void moveElms(FXushort* dst,const FXushort* src,unsigned int n){ memmove(dst,src,n<<1); }
inline void moveElms(FXshort* dst,const FXshort* src,unsigned int n){ memmove(dst,src,n<<1); }
inline void moveElms(FXuint* dst,const FXuint* src,unsigned int n){ memmove(dst,src,n<<2); }
inline void moveElms(FXint* dst,const FXint* src,unsigned int n){ memmove(dst,src,n<<2); }
inline void moveElms(FXfloat* dst,const FXfloat* src,unsigned int n){ memmove(dst,src,n<<2); }
inline void moveElms(FXdouble* dst,const FXdouble* src,unsigned int n){ memmove(dst,src,n<<3); }
inline void moveElms(void** dst,const void** src,unsigned int n){ memmove(dst,src,n<<2); }
// Type-safe save for basic types
inline void saveElms(FXStream& store,const FXuchar* ptr,unsigned int n){ store.save(ptr,n); }
inline void saveElms(FXStream& store,const FXchar* ptr,unsigned int n){ store.save(ptr,n); }
inline void saveElms(FXStream& store,const FXushort* ptr,unsigned int n){ store.save(ptr,n); }
inline void saveElms(FXStream& store,const FXshort* ptr,unsigned int n){ store.save(ptr,n); }
inline void saveElms(FXStream& store,const FXuint* ptr,unsigned int n){ store.save(ptr,n); }
inline void saveElms(FXStream& store,const FXint* ptr,unsigned int n){ store.save(ptr,n); }
inline void saveElms(FXStream& store,const FXfloat* ptr,unsigned int n){ store.save(ptr,n); }
inline void saveElms(FXStream& store,const FXdouble* ptr,unsigned int n){ store.save(ptr,n); }
// Type-safe load for basic types
inline void loadElms(FXStream& store,FXuchar* ptr,unsigned int n){ store.load(ptr,n); }
inline void loadElms(FXStream& store,FXchar* ptr,unsigned int n){ store.load(ptr,n); }
inline void loadElms(FXStream& store,FXushort* ptr,unsigned int n){ store.load(ptr,n); }
inline void loadElms(FXStream& store,FXshort* ptr,unsigned int n){ store.load(ptr,n); }
inline void loadElms(FXStream& store,FXuint* ptr,unsigned int n){ store.load(ptr,n); }
inline void loadElms(FXStream& store,FXint* ptr,unsigned int n){ store.load(ptr,n); }
inline void loadElms(FXStream& store,FXfloat* ptr,unsigned int n){ store.load(ptr,n); }
inline void loadElms(FXStream& store,FXdouble* ptr,unsigned int n){ store.load(ptr,n); }
#endif
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