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#ifndef _miscchunk_hpp
#define _miscchunk_hpp 1
#include <time.h>
#include "chunk.hpp"
#include "chnktype.hpp"
#define UseLocalAssert No
#include "ourasert.h"
#define assert(x) GLOBALASSERT(x)
#define twprintf printf
extern char * users_name;
class File_Chunk;
class Lockable_Chunk_With_Children : public Chunk_With_Children
{
public:
Lockable_Chunk_With_Children (Chunk_With_Children * parent, const char * identifier)
: Chunk_With_Children (parent, identifier),
output_chunk_for_process(FALSE),
updated(FALSE), updated_outside(FALSE), local_lock(FALSE),
external_lock(FALSE), deleted(FALSE)
{}
// derived classes from this class must have the
// following functions (or it won't compile)!!
virtual BOOL file_equals(HANDLE &) = 0;
// the file equals function knows to look in
// the file from the start of the current chunk
// to see if the current chunk is the same one
virtual const char * get_head_id() = 0;
virtual void set_lock_user(char *) = 0;
// this function will lock the chunk if it can -
// will return true on success or if the chunk has
// already been locked locally.
BOOL lock_chunk(File_Chunk &);
// The unlock_chunk will unlock the chunk
// if the updateyn flag is set, the updated flag will be set
// internally and the chunk may be updated on the next file update
// If there is no update, the chunk will be unlocked in the file
BOOL unlock_chunk (File_Chunk &, BOOL updateyn);
BOOL update_chunk_in_file(HANDLE &rif_file);
// Selective output functions,
// These will output on condition of the flag, the flag will be set
// to FALSE
BOOL output_chunk_for_process;
virtual size_t size_chunk_for_process();
virtual void fill_data_block_for_process(char * data_start);
BOOL updated;
BOOL updated_outside;
BOOL local_lock;
BOOL external_lock;
BOOL deleted;
};
///////////////////////////////////////////////
class Object_Chunk;
class Shape_Chunk;
class Dummy_Object_Chunk;
class Environment_Data_Chunk;
class File_Chunk : public Chunk_With_Children
{
public:
//constructor
File_Chunk (const char * filename);
File_Chunk ();
//destructor
~File_Chunk ();
// file handling
BOOL update_file ();
BOOL write_file (const char *);
BOOL check_file();
BOOL update_chunks_from_file();
// the file_chunk must link all of its shapes & objects together
// in post_input_processing
virtual void post_input_processing();
// copy string when constructed
// to this variable
char * filename;
// some easy access functions
void list_objects(List<Object_Chunk *> * pList);
void list_shapes(List<Shape_Chunk *> * pList);
void list_dummy_objects(List<Dummy_Object_Chunk *> * pList);
Environment_Data_Chunk * get_env_data();
Object_Chunk* get_object_by_index(int index);
void assign_index_to_object(Object_Chunk* object);
private:
friend class Shape_Chunk;
friend class Object_Chunk;
friend class Lockable_Chunk_With_Children;
int flags;
int object_array_size;
Object_Chunk** object_array;
void build_object_array();
};
///////////////////////////////////////////////
class RIF_Version_Num_Chunk : public Chunk
{
public:
RIF_Version_Num_Chunk (Chunk_With_Children * parent, const char *data, size_t /*size*/)
: Chunk (parent,"RIFVERIN"), file_version_no (*((int *) data))
{}
int file_version_no;
// output_chunk updates the above
virtual void fill_data_block (char * data_start);
virtual size_t size_chunk ()
{
chunk_size = 16;
return 16;
}
private:
friend class File_Chunk;
friend class GodFather_Chunk;
friend class RIF_File_Chunk;
RIF_Version_Num_Chunk (Chunk_With_Children * parent)
: Chunk (parent,"RIFVERIN"), file_version_no (0)
{}
};
///////////////////////////////////////////////
class RIF_File_Chunk : public Chunk_With_Children
{
public:
// This is a special chunk which does not output itself
RIF_File_Chunk (Chunk_With_Children * parent, const char * fname);
size_t size_chunk()
{
return chunk_size = 0;
}
virtual void post_input_processing();
BOOL output_chunk (HANDLE & /*h*/){return TRUE;};
void fill_data_block (char * /*c*/){};
void list_objects(List<Object_Chunk *> * pList);
void list_shapes(List<Shape_Chunk *> * pList);
Environment_Data_Chunk * get_env_data();
};
///////////////////////////////////////////////
class RIF_Name_Chunk : public Chunk
{
public:
RIF_Name_Chunk (Chunk_With_Children * parent, const char * rname);
~RIF_Name_Chunk();
// constructor from buffer
RIF_Name_Chunk (Chunk_With_Children * parent, const char * sdata, size_t ssize);
char * rif_name;
virtual size_t size_chunk ()
{
return (chunk_size = 12 + strlen (rif_name) + 4 - strlen (rif_name)%4);
}
virtual void fill_data_block (char * data_start);
private:
friend class Environment_Data_Chunk;
friend class Environment_Game_Mode_Chunk;
friend class Shape_External_File_Chunk;
friend class Sprite_Header_Chunk;
};
#endif
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