Magic_Game/src/kiwano/base/component/ComponentManager.h

// Copyright (c) 2016-2018 Kiwano - Nomango
//
// 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.

#pragma once
#include <kiwano/core/IntrusiveList.h>
#include <kiwano/base/component/Component.h>

namespace kiwano
{

/**
 * \addtogroup Component
 * @{
 */

/// \~chinese
/// @brief <20><><EFBFBD><EFBFBD>ӳ<EFBFBD><D3B3>
typedef UnorderedMap<size_t, ComponentPtr> ComponentMap;

/**
 * \~chinese
 * @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 */
class KGE_API ComponentManager
{
public:
    /// \~chinese
    /// @brief <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
    /// @param component <20><><EFBFBD><EFBFBD>
    Component* AddComponent(ComponentPtr component);

    /// \~chinese
    /// @brief <20><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD>
    Component* GetComponent(const String& name);

    /// \~chinese
    /// @brief <20><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD>
    Component* GetComponent(size_t name_hash);

    /// \~chinese
    /// @brief <20><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
    ComponentMap& GetAllComponents();

    /// \~chinese
    /// @brief <20><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
    const ComponentMap& GetAllComponents() const;

    /// \~chinese
    /// @brief <20>Ƴ<EFBFBD><C6B3><EFBFBD><EFBFBD><EFBFBD>
    void RemoveComponent(ComponentPtr component);

    /// \~chinese
    /// @brief <20>Ƴ<EFBFBD><C6B3><EFBFBD><EFBFBD><EFBFBD>
    /// @param name <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
    void RemoveComponent(const String& name);

    /// \~chinese
    /// @brief <20>Ƴ<EFBFBD><C6B3><EFBFBD><EFBFBD><EFBFBD>
    /// @param name_hash <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>hashֵ
    void RemoveComponent(size_t name_hash);

    /// \~chinese
    /// @brief <20>Ƴ<EFBFBD><C6B3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
    void RemoveAllComponents();

    /// \~chinese
    /// @brief <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
    void Update(Duration dt);

    /// \~chinese
    /// @brief <20><>Ⱦ<EFBFBD><C8BE><EFBFBD><EFBFBD>
    void Render(RenderContext& ctx);

    /// \~chinese
    /// @brief <20>ַ<EFBFBD><D6B7>¼<EFBFBD>
    void DispatchToComponents(Event* evt);

protected:
    ComponentManager(Actor* target);

private:
    Actor*       target_;
    ComponentMap components_;
};

/** @} */

}  // namespace kiwano