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scummvm/engines/icb/common/px_bitmap_pc.h
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/* ResidualVM - A 3D game interpreter
*
* ResidualVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the AUTHORS
* file distributed with this source distribution.
*
* Additional copyright for this file:
* Copyright (C) 1999-2000 Revolution Software Ltd.
* This code is based on source code created by Revolution Software,
* used with permission.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#ifndef ICB_PX_BITMAP_PC_H_INCLUDED
#define ICB_PX_BITMAP_PC_H_INCLUDED
#include "engines/icb/common/px_common.h"
#include "engines/icb/common/px_assert.h"
namespace ICB {
// These define the extension for the finding the bitmap files
#ifndef PX_BITMAP_PC_EXT
#define PX_BITMAP_PC_EXT "bitmap_pc"
#endif
// Replaced pxHeader with id and added schema control to datafiles
#define PC_BITMAP_SCHEMA 1
#define PC_BITMAP_ID "PCB"
// Data structure to overlay the sprite data.
typedef struct {
uint32 x, y; // X and Y position of sprite.
uint32 width, height; // Width and height of the sprite in pixels.
unsigned char data[1]; // Sprite data.
} _pxPCSprite;
// This holds information about a bitmap (which may contain a number of frames).
class _pxPCBitmap {
public:
// Constructor and destructor (don't need to do anything because these items are always created
// by doing a Res_open and casting a block of memory to this type).
_pxPCBitmap() { ; }
~_pxPCBitmap() { ; }
char id[4]; // "PCB" Pc bitmap
uint32 schema; // The current schema number
// Gets and sets.
uint32 Fetch_number_of_items() const { return num_sprites; }
inline _pxPCSprite *Fetch_item_by_number(uint32 nNumber);
unsigned char *Fetch_palette_pointer() { return &palette[0]; }
private:
unsigned char palette[4 * 256]; // RGB but padded with 0 to 32-bits.
uint32 num_sprites; // Number of sprites in this file.
uint32 sprite_offsets[1]; // Offsets to sprite data for each sprite.
_pxPCBitmap(const _pxPCBitmap &) { ; }
void operator=(const _pxPCBitmap &) { ; }
};
inline _pxPCSprite *_pxPCBitmap::Fetch_item_by_number(uint32 nNumber) {
// Make sure requested sprite is in the resource.
_ASSERT(nNumber < num_sprites);
// Return the pointer.
return ((_pxPCSprite *)(((unsigned char *)this) + sprite_offsets[nNumber]));
}
} // End of namespace ICB
#endif // #ifndef _PX_BITMAP_PC_H_INCLUDED