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/* Starshatter: The Open Source Project
Copyright (c) 2021-2022, Starshatter: The Open Source Project Contributors
Copyright (c) 2011-2012, Starshatter OpenSource Distribution Contributors
Copyright (c) 1997-2006, Destroyer Studios LLC.
AUTHOR: John DiCamillo
*/
#ifndef DataLoader_h
#define DataLoader_h
#include "DataSource.h"
#include "Types.h"
#include "List.h"
#include "Text.h"
// +--------------------------------------------------------------------+
class Bitmap;
class Sound;
// +--------------------------------------------------------------------+
class DataLoader
{
public:
static constexpr int FAILED {-1};
static const char* TYPENAME() { return "DataLoader"; }
DataLoader();
virtual ~DataLoader();
static DataLoader* GetLoader() { return loader; }
static void Initialize();
static void Close();
const char* LastError() const;
void UseFileSystem(bool use=true);
void EnableMedia(bool enable=true);
int MountDatafile(const char* name, int pos=-1);
int UnmountSource(int src);
void SetDataPath(const char* path);
const char* GetDataPath() const { return datapath; }
bool IsFileSystemEnabled() const { return work_directory_source != nullptr; }
bool IsMediaLoadEnabled() const { return enable_media; }
bool FindFile(const char* fname);
int ListFiles(const char* filter, List<Text>& list, bool recurse=false);
int ListArchiveFiles(int src, const char* filter, List<Text>& list);
int LoadBuffer(const char* name, BYTE*& buf, bool null_terminate=false, bool optional=false);
int LoadBitmap(const char* name, Bitmap& bmp, int type=0, bool optional=false);
int CacheBitmap(const char* name, Bitmap*& bmp, int type=0, bool optional=false);
int LoadTexture(const char* name, Bitmap*& bmp, int type=0, bool preload_cache=false, bool optional=false);
int LoadSound(const char* fname, Sound*& snd, DWORD flags=0, bool optional=false);
int LoadStream(const char* fname, Sound*& snd, bool optional=false);
void ReleaseBuffer(BYTE*& buf);
int fread(void* buffer, size_t size, size_t count, BYTE*& stream);
private:
int LoadIndexed(const char* name, Bitmap& bmp, int type);
int LoadHiColor(const char* name, Bitmap& bmp, int type);
int LoadAlpha( const char* name, Bitmap& bmp, int type);
int LoadPartialFile(const char* fname, BYTE*& buf, int max_load, bool optional=false);
int LoadOggStream(const char* fname, Sound*& snd);
Text datapath;
bool enable_media;
Text last_error;
List<DataSource> sources;
DataSource* work_directory_source;
static DataLoader* loader;
};
// +--------------------------------------------------------------------+
#endif // DataLoader_h
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