assets.h

/*
    Lightmetrica : A research-oriented renderer

    Copyright (c) 2014 Hisanari Otsu

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

#pragma once
#ifndef LIB_LIGHTMETRICA_ASSETS_H
#define LIB_LIGHTMETRICA_ASSETS_H

#include "component.h"
#include "asset.h"
#include <functional>
#include <vector>
#include <boost/signals2.hpp>

LM_NAMESPACE_BEGIN

class Asset;
class ConfigNode;

class Assets : public Component
{
public:

    LM_COMPONENT_INTERFACE_DEF("assets");

public:

    Assets() {}
    virtual ~Assets() {}

private:

    LM_DISABLE_COPY_AND_MOVE(Assets);

public:

    virtual bool Load(const ConfigNode& node) = 0;

    virtual Asset* GetAssetByName(const std::string& name) const = 0;

    virtual boost::signals2::connection Connect_ReportProgress(const std::function<void (double, bool)>& func) = 0;

    virtual bool RegisterInterface(const std::string& interfaceName, const std::string& interfaceGroupName, const std::vector<std::string>& dependencies) = 0;

    template <typename AssetInterfaceType>
    bool RegisterInterface();

public:

    LM_PUBLIC_API Asset* ResolveReferenceToAsset(const ConfigNode& node, const std::string& type) const;

    template <typename AssetInterfaceType>
    AssetInterfaceType* ResolveReferenceToAsset(const ConfigNode& node) const;

};

LM_NAMESPACE_END

#include "assets.inl"

#endif // LIB_LIGHTMETRICA_ASSETS_H