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vcmi/lib/filesystem/ResourceID.h

151 lines
3.1 KiB
C++

/*
* ResourceID.h, part of VCMI engine
*
* Authors: listed in file AUTHORS in main folder
*
* License: GNU General Public License v2.0 or later
* Full text of license available in license.txt file, in main folder
*
*/
#pragma once
/**
* Specifies the resource type.
*
* Supported file extensions:
*
* Text: .txt .json
* Animation: .def
* Mask: .msk .msg
* Campaign: .h3c
* Map: .h3m
* Font: .fnt
* Image: .bmp, .jpg, .pcx, .png, .tga
* Sound: .wav .82m
* Video: .smk, .bik .mjpg .mpg
* Music: .mp3, .ogg
* Archive: .lod, .snd, .vid .pac .zip
* Palette: .pal
* Savegame: .v*gm1
*/
namespace EResType
{
enum Type
{
TEXT,
ANIMATION,
MASK,
CAMPAIGN,
MAP,
BMP_FONT,
TTF_FONT,
IMAGE,
VIDEO,
SOUND,
MUSIC,
ARCHIVE_VID,
ARCHIVE_ZIP,
ARCHIVE_SND,
ARCHIVE_LOD,
PALETTE,
CLIENT_SAVEGAME,
SERVER_SAVEGAME,
DIRECTORY,
ERM,
ERT,
ERS,
OTHER,
UNDEFINED
};
}
/**
* A struct which identifies a resource clearly.
*/
class DLL_LINKAGE ResourceID
{
public:
/**
* Default c-tor.
*/
//ResourceID();
/**
* Ctor. Can be used to create identifier for resource loading using one parameter
*
* @param fullName The resource name including extension.
*/
explicit ResourceID(std::string fullName);
/**
* Ctor.
*
* @param name The resource name.
* @param type The resource type. A constant from the enumeration EResType.
*/
ResourceID(std::string name, EResType::Type type);
/**
* Compares this object with a another resource identifier.
*
* @param other The other resource identifier.
* @return Returns true if both are equally, false if not.
*/
inline bool operator==(ResourceID const & other) const
{
return name == other.name && type == other.type;
}
std::string getName() const {return name;}
EResType::Type getType() const {return type;}
//void setName(std::string name);
//void setType(EResType::Type type);
private:
/**
* Specifies the resource type. EResType::OTHER if not initialized.
* Required to prevent conflicts if files with different types (e.g. text and image) have the same name.
*/
EResType::Type type;
/** Specifies the resource name. No extension so .pcx and .png can override each other, always in upper case. **/
std::string name;
};
namespace std
{
template <> struct hash<ResourceID>
{
size_t operator()(const ResourceID & resourceIdent) const
{
std::hash<int> intHasher;
std::hash<std::string> stringHasher;
return stringHasher(resourceIdent.getName()) ^ intHasher(static_cast<int>(resourceIdent.getType()));
}
};
}
/**
* A helper class which provides a functionality to convert extension strings to EResTypes.
*/
class DLL_LINKAGE EResTypeHelper
{
public:
/**
* Converts a extension string to a EResType enum object.
*
* @param extension The extension string e.g. .BMP, .PNG
* @return Returns a EResType enum object
*/
static EResType::Type getTypeFromExtension(std::string extension);
/**
* Gets the EResType as a string representation.
*
* @param type the EResType
* @return the type as a string representation
*/
static std::string getEResTypeAsString(EResType::Type type);
};