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Juan Linietsky 2014-02-09 22:10:30 -03:00
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core/io/object_format_binary.h Normal file
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/*************************************************************************/
/* object_format_binary.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#ifndef OBJECT_FORMAT_BINARY_H
#define OBJECT_FORMAT_BINARY_H
#include "object_loader.h"
#include "object_saver_base.h"
#include "dvector.h"
#include "core/os/file_access.h"
#ifdef OLD_SCENE_FORMAT_ENABLED
/**
@author Juan Linietsky <reduzio@gmail.com>
*/
class ObjectFormatSaverBinary : public ObjectFormatSaver {
String local_path;
Ref<OptimizedSaver> optimizer;
bool relative_paths;
bool bundle_resources;
bool skip_editor;
bool big_endian;
int bin_meta_idx;
FileAccess *f;
String magic;
Map<RES,int> resource_map;
Map<StringName,int> string_map;
Vector<StringName> strings;
struct SavedObject {
Variant meta;
String type;
struct SavedProperty {
int name_idx;
Variant value;
};
List<SavedProperty> properties;
};
int get_string_index(const String& p_string);
void save_unicode_string(const String& p_string);
List<SavedObject*> saved_objects;
List<SavedObject*> saved_resources;
void _pad_buffer(int p_bytes);
Error _save_obj(const Object *p_object,SavedObject *so);
void _find_resources(const Variant& p_variant);
void write_property(int p_idx,const Variant& p_property);
public:
virtual Error save(const Object *p_object,const Variant &p_meta);
ObjectFormatSaverBinary(FileAccess *p_file,const String& p_magic,const String& p_local_path,uint32_t p_flags,const Ref<OptimizedSaver>& p_optimizer);
~ObjectFormatSaverBinary();
};
class ObjectFormatSaverInstancerBinary : public ObjectFormatSaverInstancer {
public:
virtual ObjectFormatSaver* instance(const String& p_file,const String& p_magic,uint32_t p_flags=0,const Ref<OptimizedSaver>& p_optimizer=Ref<OptimizedSaver>());
virtual void get_recognized_extensions(List<String> *p_extensions) const;
virtual ~ObjectFormatSaverInstancerBinary();
};
/***********************************/
/***********************************/
/***********************************/
/***********************************/
class ObjectFormatLoaderBinary : public ObjectFormatLoader {
String local_path;
FileAccess *f;
bool endian_swap;
bool use_real64;
Vector<char> str_buf;
List<RES> resource_cache;
Map<int,StringName> string_map;
String get_unicode_string();
void _advance_padding(uint32_t p_len);
friend class ObjectFormatLoaderInstancerBinary;
Error parse_property(Variant& r_v, int& r_index);
public:
virtual Error load(Object **p_object,Variant &p_meta);
ObjectFormatLoaderBinary(FileAccess *f,bool p_endian_swap,bool p_use64);
virtual ~ObjectFormatLoaderBinary();
};
class ObjectFormatLoaderInstancerBinary : public ObjectFormatLoaderInstancer {
public:
virtual ObjectFormatLoaderBinary* instance(const String& p_file,const String& p_magic);
virtual void get_recognized_extensions(List<String> *p_extensions) const;
};
#endif // OBJECT_FORMAT_BINARY_H
#endif