// 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/Common.h>
#include <kiwano/base/Module.h>
#include <kiwano/platform/Window.h>

namespace kiwano
{
namespace imgui
{

/**
 * \~chinese
 * @brief ImGuiÄ£¿é
 */
class ImGuiModule
    : public Singleton<ImGuiModule>
    , public RenderModule
    , public UpdateModule
    , public EventModule
{
    friend Singleton<ImGuiModule>;

public:
    ImGuiModule();

    void SetupModule() override;

    void DestroyModule() override;

    void BeforeRender() override;

    void AfterRender() override;

    void HandleEvent(Event* evt) override;

    void OnUpdate(Duration dt) override;

private:
    void UpdateMousePos();

    void UpdateMouseCursor();

private:
    WindowPtr window_;
};

}  // namespace imgui
}  // namespace kiwano