124 lines
3.5 KiB
C++
124 lines
3.5 KiB
C++
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/*
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** Command & Conquer Red Alert(tm)
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** Copyright 2025 Electronic Arts Inc.
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**
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** This program is free software: you can redistribute it and/or modify
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** it under the terms of the GNU General Public License as published by
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** the Free Software Foundation, either version 3 of the License, or
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** (at your option) any later version.
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**
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** This program is distributed in the hope that it will be useful,
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** but WITHOUT ANY WARRANTY; without even the implied warranty of
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** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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** GNU General Public License for more details.
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**
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** You should have received a copy of the GNU General Public License
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** along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef VQACAPTION_H
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#define VQACAPTION_H
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/****************************************************************************
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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 S T U D I O S
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*
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*----------------------------------------------------------------------------
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*
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* PROJECT
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* VQA player library (32 bit protected mode)
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*
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* FILE
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* caption.h
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*
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* DESCRIPTION
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* Text caption definitions.
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*
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* PROGRAMMER
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* Denzil E. Long, Jr.
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*
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* DATE
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* July 26, 1995
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*
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****************************************************************************/
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#define VQACAPTIONS_ON 0
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/*---------------------------------------------------------------------------
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* STRUCTURES AND RELATED DEFINITIONS
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*-------------------------------------------------------------------------*/
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/* CaptionNode: Node describing a caption to process.
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*
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* Succ - Pointer to the next node in the list (successor).
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* Pred - Pointer to the previous node in the list (predecessor).
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* Flags - Status flags.
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* CapText - Pointer to the CaptionText being processed.
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* Char - Pointer to current character in the string.
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* CurX - Current X position.
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* CurY - Current Y position.
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* BoundW - Bounding width of text.
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* BoundH - Bounding height of text.
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*/
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typedef struct _CaptionNode {
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struct _CaptionNode *Succ;
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struct _CaptionNode *Pred;
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unsigned short Flags;
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CaptionText *Captext;
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char *Char;
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unsigned short CurX;
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unsigned short CurY;
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unsigned short BoundW;
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unsigned short BoundH;
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} CaptionNode;
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/* CaptionNode flag definitions. */
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#define CNB_USED 0 /* This node is being used. */
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#define CNF_USED (1<<CNB_USED)
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/* CaptionList: Double linked list of outstanding captions to process.
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*
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* Head - Pointer to the first node in the list.
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* Tail - Always NULL
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* TailPred - Pointer to the last node in the list.
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*/
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typedef struct _CaptionList {
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CaptionNode *Head;
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CaptionNode *Tail;
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CaptionNode *TailPred;
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} CaptionList;
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/* CaptionInfo:
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*
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* Next - Pointer to the next caption to be processed.
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* List - List of pending captions to process.
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* Font - Font to use for this caption.
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* BoundX - X position of bounding box.
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* BoundY - Y position of bounding box.
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* BoundW - Width of bounding box.
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* BoundH - Height of bounding box.
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* Buffer - Caption chunk buffer.
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*/
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typedef struct _CaptionInfo {
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CaptionText *Next;
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CaptionList List;
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void *Font;
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char FontHeight;
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char FontWidth;
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void *Buffer;
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} CaptionInfo;
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/*---------------------------------------------------------------------------
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* FUNCTION PROTOTYPES
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*-------------------------------------------------------------------------*/
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CaptionInfo *OpenCaptions(void *captions, void *font);
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void CloseCaptions(CaptionInfo *cap);
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void DoCaptions(CaptionInfo *cap, unsigned long frame);
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#endif /* VQACAPTION_H */
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