gamedef.h

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// Luanti
// SPDX-License-Identifier: LGPL-2.1-or-later
// Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com>
 
#pragma once
 
#include <string>
#include <vector>
#include "irrlichttypes.h"
 
class IItemDefManager;
class NodeDefManager;
class ICraftDefManager;
class ITextureSource;
class IShaderSource;
class IRollbackManager;
class EmergeManager;
class Camera;
class ModChannel;
class ModStorage;
class ModStorageDatabase;
struct SubgameSpec;
struct ModSpec;
struct ModIPCStore;
 
namespace irr::scene {
        class IAnimatedMesh;
        class ISceneManager;
}
 
/*
        An interface for fetching game-global definitions like tool and
        mapnode properties
*/
class IGameDef
{
public:
        // These are thread-safe IF they are not edited while running threads.
        // Thus, first they are set up and then they are only read.
        virtual IItemDefManager* getItemDefManager()=0;
        virtual const NodeDefManager* getNodeDefManager()=0;
        virtual ICraftDefManager* getCraftDefManager()=0;
 
        // Used for keeping track of names/ids of unknown nodes
        virtual u16 allocateUnknownNodeId(const std::string &name)=0;
 
        // Only usable on the server, and NOT thread-safe. It is usable from the
        // environment thread.
        virtual IRollbackManager* getRollbackManager() { return NULL; }
 
        // Only usable on server.
        virtual ModIPCStore *getModIPCStore() { return nullptr; }
 
        // Shorthands
        // TODO: these should be made const-safe so that a const IGameDef* is
        //       actually usable
        IItemDefManager  *idef()     { return getItemDefManager(); }
        const NodeDefManager  *ndef() { return getNodeDefManager(); }
        ICraftDefManager *cdef()     { return getCraftDefManager(); }
        IRollbackManager *rollback() { return getRollbackManager(); }
 
        virtual const std::vector<ModSpec> &getMods() const = 0;
        virtual const ModSpec* getModSpec(const std::string &modname) const = 0;
        virtual const SubgameSpec* getGameSpec() const { return nullptr; }
        virtual std::string getWorldPath() const { return ""; }
        virtual std::string getModDataPath() const { return ""; }
        virtual ModStorageDatabase *getModStorageDatabase() = 0;
 
        virtual bool joinModChannel(const std::string &channel) = 0;
        virtual bool leaveModChannel(const std::string &channel) = 0;
        virtual bool sendModChannelMessage(const std::string &channel,
                const std::string &message) = 0;
        virtual ModChannel *getModChannel(const std::string &channel) = 0;
};