scummvm/engines/composer/resource.h
2011-11-05 16:00:02 +01:00

145 lines
4.0 KiB
C++

/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* 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.
*
*/
#include "common/scummsys.h"
#include "common/endian.h"
#include "common/hashmap.h"
#include "common/file.h"
#include "common/str.h"
#ifndef COMPOSER_RESOURCE_H
#define COMPOSER_RESOURCE_H
namespace Composer {
struct Animation;
#define ID_LBRC MKTAG('L','B','R','C') // Main FourCC
#define ID_ACEL MKTAG('A','C','E','L') // Keyboard Accelerator (v1)
#define ID_AMBI MKTAG('A','M','B','I') // Ambient (v1 sprite button)
#define ID_ANIM MKTAG('A','N','I','M') // Animation
#define ID_BMAP MKTAG('B','M','A','P') // Bitmap
#define ID_BUTN MKTAG('B','U','T','N') // Button
#define ID_CTBL MKTAG('C','T','B','L') // Color Table
#define ID_EVNT MKTAG('E','V','N','T') // Event
#define ID_PIPE MKTAG('P','I','P','E') // Pipe
#define ID_RAND MKTAG('R','A','N','D') // Random Object
#define ID_SCRP MKTAG('S','C','R','P') // Script
#define ID_VARI MKTAG('V','A','R','I') // Variables
#define ID_WAVE MKTAG('W','A','V','E') // Wave
#define ID_FRME MKTAG('F','R','M','E') // Frame
class Archive {
public:
Archive();
virtual ~Archive();
bool openFile(const Common::String &fileName);
virtual bool openStream(Common::SeekableReadStream *stream) = 0;
void close();
bool isOpen() const { return _stream != 0; }
bool hasResource(uint32 tag, uint16 id) const;
bool hasResource(uint32 tag, const Common::String &resName) const;
Common::SeekableReadStream *getResource(uint32 tag, uint16 id);
uint32 getResourceFlags(uint32 tag, uint16 id) const;
uint32 getOffset(uint32 tag, uint16 id) const;
uint16 findResourceID(uint32 tag, const Common::String &resName) const;
Common::String getName(uint32 tag, uint16 id) const;
Common::Array<uint32> getResourceTypeList() const;
Common::Array<uint16> getResourceIDList(uint32 type) const;
protected:
Common::SeekableReadStream *_stream;
struct Resource {
uint32 offset;
uint32 size;
Common::String name;
uint32 flags;
};
typedef Common::HashMap<uint16, Resource> ResourceMap;
typedef Common::HashMap<uint32, ResourceMap> TypeMap;
TypeMap _types;
};
class ComposerArchive : public Archive {
public:
ComposerArchive() : Archive() {}
~ComposerArchive() {}
bool openStream(Common::SeekableReadStream *stream);
};
struct PipeResourceEntry {
uint32 size;
uint32 offset;
};
struct PipeResource {
Common::Array<PipeResourceEntry> entries;
};
class Pipe {
public:
Pipe(Common::SeekableReadStream *stream);
virtual ~Pipe();
virtual void nextFrame();
Animation *_anim;
bool hasResource(uint32 tag, uint16 id) const;
Common::SeekableReadStream *getResource(uint32 tag, uint16 id, bool buffering);
virtual const Common::Array<uint16> *getScripts() { return NULL; }
protected:
Common::SeekableReadStream *_stream;
typedef Common::HashMap<uint16, PipeResource> ResourceMap;
typedef Common::HashMap<uint32, ResourceMap> TypeMap;
TypeMap _types;
uint32 _offset;
};
class OldPipe : public Pipe {
public:
OldPipe(Common::SeekableReadStream *stream);
void nextFrame();
const Common::Array<uint16> *getScripts() { return &_scripts; }
protected:
uint32 _currFrame, _numFrames;
Common::Array<uint16> _scripts;
};
} // End of namespace Composer
#endif