122 lines
6.2 KiB
C++
122 lines
6.2 KiB
C++
//
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// Copyright 2020 Electronic Arts Inc.
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//
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// TiberianDawn.DLL and RedAlert.dll and corresponding source code is free
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// software: you can redistribute it and/or modify it under the terms of
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// the GNU General Public License as published by the Free Software Foundation,
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// either version 3 of the License, or (at your option) any later version.
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// TiberianDawn.DLL and RedAlert.dll and corresponding source code is distributed
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// in the hope that it will be useful, but with permitted additional restrictions
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// under Section 7 of the GPL. See the GNU General Public License in LICENSE.TXT
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// distributed with this program. You should have received a copy of the
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// GNU General Public License along with permitted additional restrictions
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// with this program. If not, see https://github.com/electronicarts/CnC_Remastered_Collection
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/***************************************************************************
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** C O N F I D E N T I A L --- W E S T W O O D A S S O C I A T E S **
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***************************************************************************
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* *
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* Project Name : Westwood 32 Bit Library *
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* *
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* File Name : GBUFFER.H *
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* *
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* Programmer : Phil W. Gorrow *
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* *
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* Start Date : May 26, 1994 *
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* *
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* Last Update : July 5, 1994 [PWG] *
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* *
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*-------------------------------------------------------------------------*
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* Functions: *
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* BC::Get_Size -- Returns the buffer size of the BufferClass instance *
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* BC::Get_Buffer -- Returns pointer to buffer inherent to BufferClass *
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* BC::BufferClass -- inline constructor for BufferClass with size only *
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* BC::To_Page -- Copys a buffer class to a page with definable x, y, w, h*
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* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
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#ifndef BUFFER_H
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#define BUFFER_H
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/*=========================================================================*/
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/* If we have not already loaded the standard library header, than we can */
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/* load it. */
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/*=========================================================================*/
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#ifndef WWSTD_H
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#include "wwstd.h"
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#endif
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class GraphicViewPortClass;
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/*=========================================================================*/
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/* BufferClass - A base class which holds buffer information including a */
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/* pointer and the size of the buffer. */
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/*=========================================================================*/
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class BufferClass {
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public:
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/*===================================================================*/
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/* Define the base constructor and destructors for the class */
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/*===================================================================*/
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BufferClass(void *ptr, long size);
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BufferClass(long size);
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BufferClass();
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~BufferClass();
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/*===================================================================*/
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/* Define functions which work with the buffer class. */
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/*===================================================================*/
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long To_Page(GraphicViewPortClass &view);
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long To_Page(int w, int h, GraphicViewPortClass &view);
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long To_Page(int x, int y, int w, int h, GraphicViewPortClass &view);
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/*===================================================================*/
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/* define functions to get at the protected data members */
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/*===================================================================*/
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void *Get_Buffer(void);
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long Get_Size(void);
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private:
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/*===================================================================*/
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/* Define the operators we do not want to happen which are the copy */
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/* and equal constructors. These are bad because the Allocated flag */
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/* could be copied and the associated buffer freed. If this were to */
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/* gappen it could cause weird general protection fault. */
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/*===================================================================*/
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BufferClass(BufferClass const &);
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BufferClass &operator=(BufferClass const &);
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protected:
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void *Buffer;
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long Size;
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BOOL Allocated;
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};
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/***************************************************************************
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* BC::GET_SIZE -- Returns the buffer size of the BufferClass instance *
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* *
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* INPUT: none *
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* *
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* OUTPUT: long the size of the buffer *
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* *
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* HISTORY: *
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* 06/01/1994 PWG : Created. *
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*=========================================================================*/
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inline long BufferClass::Get_Size(void)
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{
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return(Size);
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}
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/***************************************************************************
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* BC::GET_BUFFER -- Returns pointer to buffer inherent to BufferClass *
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* *
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* INPUT: none *
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* *
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* OUTPUT: void * to the inherent buffer. *
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* *
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* HISTORY: *
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* 06/01/1994 PWG : Created. *
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*=========================================================================*/
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inline void *BufferClass::Get_Buffer(void)
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{
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return(Buffer);
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}
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#endif
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