resource_format_xml.h

/*************************************************************************/
/*  resource_format_xml.h                                                */
/*************************************************************************/
/*                       This file is part of:                           */
/*                           GODOT ENGINE                                */
/*                    http://www.godotengine.org                         */
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/* Copyright (c) 2007-2016 Juan Linietsky, Ariel Manzur.                 */
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/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the       */
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/* distribute, sublicense, and/or sell copies of the Software, and to    */
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/* the following conditions:                                             */
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/* The above copyright notice and this permission notice shall be        */
/* included in all copies or substantial portions of the Software.       */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
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/*************************************************************************/
#ifndef RESOURCE_FORMAT_XML_H
#define RESOURCE_FORMAT_XML_H

#include "io/resource_loader.h"
#include "io/resource_saver.h"
#include "os/file_access.h"



class ResourceInteractiveLoaderXML : public ResourceInteractiveLoader {

    String local_path;
    String res_path;

    FileAccess *f;

    struct Tag {

        String name;
        HashMap<String,String> args;

    };

    _FORCE_INLINE_ Error _parse_array_element(Vector<char> &buff,bool p_number_only,FileAccess *f,bool *end);


    struct ExtResource {
        String path;
        String type;
    };


    Map<String,String> remaps;

    Map<int,ExtResource> ext_resources;

    int resources_total;
    int resource_current;
    String resource_type;

    mutable int lines;
    uint8_t get_char() const;
    int get_current_line() const;

friend class ResourceFormatLoaderXML;
    List<Tag> tag_stack;

    List<RES> resource_cache;
    Tag* parse_tag(bool* r_exit=NULL,bool p_printerr=true,List<String> *r_order=NULL);
    Error close_tag(const String& p_name);
    _FORCE_INLINE_ void unquote(String& p_str);
    Error goto_end_of_tag();
    Error parse_property_data(String &r_data);
    Error parse_property(Variant& r_v, String &r_name);

    Error error;

    RES resource;

public:

    virtual void set_local_path(const String& p_local_path);
    virtual Ref<Resource> get_resource();
    virtual Error poll();
    virtual int get_stage() const;
    virtual int get_stage_count() const;

    void open(FileAccess *p_f);
    String recognize(FileAccess *p_f);
    void get_dependencies(FileAccess *p_f, List<String> *p_dependencies, bool p_add_types);
    Error rename_dependencies(FileAccess *p_f, const String &p_path,const Map<String,String>& p_map);


    ~ResourceInteractiveLoaderXML();

};

class ResourceFormatLoaderXML : public ResourceFormatLoader {
public:

    virtual Ref<ResourceInteractiveLoader> load_interactive(const String &p_path,Error *r_error=NULL);
    virtual void get_recognized_extensions_for_type(const String& p_type,List<String> *p_extensions) const;
    virtual void get_recognized_extensions(List<String> *p_extensions) const;
    virtual bool handles_type(const String& p_type) const;
    virtual String get_resource_type(const String &p_path) const;
    virtual void get_dependencies(const String& p_path, List<String> *p_dependencies, bool p_add_types=false);
    virtual Error rename_dependencies(const String &p_path,const Map<String,String>& p_map);


};




class ResourceFormatSaverXMLInstance  {

    String local_path;



    bool takeover_paths;
    bool relative_paths;
    bool bundle_resources;
    bool skip_editor;
    FileAccess *f;
    int depth;
    Set<RES> resource_set;
    List<RES> saved_resources;
    Map<RES,int> external_resources;

    void enter_tag(const char* p_tag,const String& p_args=String());
    void exit_tag(const char* p_tag);

    void _find_resources(const Variant& p_variant,bool p_main=false);
    void write_property(const String& p_name,const Variant& p_property,bool *r_ok=NULL);


    void escape(String& p_str);
    void write_tabs(int p_diff=0);
    void write_string(String p_str,bool p_escape=true);


public:

    Error save(const String &p_path,const RES& p_resource,uint32_t p_flags=0);


};

class ResourceFormatSaverXML : public ResourceFormatSaver {
public:
    static ResourceFormatSaverXML* singleton;
    virtual Error save(const String &p_path,const RES& p_resource,uint32_t p_flags=0);
    virtual bool recognize(const RES& p_resource) const;
    virtual void get_recognized_extensions(const RES& p_resource,List<String> *p_extensions) const;

    ResourceFormatSaverXML();
};


#endif // RESOURCE_FORMAT_XML_H