diff options
Diffstat (limited to 'src/saveload/saveload.h')
| -rw-r--r-- | src/saveload/saveload.h | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/src/saveload/saveload.h b/src/saveload/saveload.h index 34dea3cb1..381e355e0 100644 --- a/src/saveload/saveload.h +++ b/src/saveload/saveload.h @@ -407,6 +407,47 @@ struct ChunkHandler { ChunkSaveLoadProc *ptrs_proc; ///< Manipulate pointers in the chunk. ChunkSaveLoadProc *load_check_proc; ///< Load procedure for game preview. ChunkType type; ///< Type of the chunk. @see ChunkType + + bool fix_pointers = false; + bool load_check = false; + + ChunkHandler(uint32 id, ChunkType type) : id(id), type(type) {} + + ChunkHandler(uint32 id, ChunkSaveLoadProc *save_proc, ChunkSaveLoadProc *load_proc, ChunkSaveLoadProc *ptrs_proc, ChunkSaveLoadProc *load_check_proc, ChunkType type) + : id(id), save_proc(save_proc), load_proc(load_proc), ptrs_proc(ptrs_proc), load_check_proc(load_check_proc), type(type) + { + this->fix_pointers = ptrs_proc != nullptr; + this->load_check = load_check_proc != nullptr; + } + + virtual ~ChunkHandler() {} + + /** + * Save the chunk. + * Must be overridden, unless Chunk type is CH_READONLY. + */ + virtual void Save() const; + + /** + * Load the chunk. + * Must be overridden. + */ + virtual void Load() const; + + /** + * Fix the pointers. + * Pointers are saved using the index of the pointed object. + * On load, pointers are filled with indices and need to be fixed to point to the real object. + * Must be overridden if the chunk saves any pointer. + */ + virtual void FixPointers() const; + + /** + * Load the chunk for game preview. + * Default implementation just skips the data. + * @param len Number of bytes to skip. + */ + virtual void LoadCheck(size_t len = 0) const; }; /** A table of ChunkHandler entries. */ |