WindowImplWin32.hpp

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#pragma once

#ifndef WIN32_LEAN_AND_MEAN
    #define WIN32_LEAN_AND_MEAN
#endif
#define NOMINMAX
#include <Windows.h>
#include <lug/Math/Vector.hpp>
#include <lug/Window/Window.hpp>


namespace lug {
namespace Window {
namespace priv {

class LUG_WINDOW_API WindowImpl {
public:
    WindowImpl(Window*);
    ~WindowImpl();

    WindowImpl(const WindowImpl&) = delete;
    WindowImpl(WindowImpl&&) = delete;
    WindowImpl& operator=(const WindowImpl&) = delete;
    WindowImpl& operator=(WindowImpl&&) = delete;

    bool init(const Window::InitInfo& initInfo);
    void close();

    bool pollEvent(lug::Window::Event&);
    void setKeyRepeat(bool state);
    void setMouseCursorVisible(bool visible);
    void setMousePos(const Math::Vec2i& mousePosition);

    HWND getHandle() const;
    HINSTANCE getHinstance() const;

private:
    void processWindowEvents(UINT message, WPARAM wParam, LPARAM lParam);
    void registerWindow() const;
    bool activateFullscreen();
    Keyboard::Key getKeyCode(WPARAM wParam, LPARAM lParam);
    void configKeyEvent(KeyEvent& key, WPARAM wParam, LPARAM lParam);
    void configMouseEvent(MouseEvent& mouse, WPARAM wParam, LPARAM lParam);
    void getMouseEventModifier(MouseEvent& mouse, WPARAM wParam);
    void getMouseCoord(MouseEvent& mouse, LPARAM lParam);
    void configMouseButtonEvent(MouseEvent& mouse, UINT message, WPARAM wParam, LPARAM lParam);
    void configMouseWheelEvent(MouseEvent& mouse, UINT message, WPARAM wParam);

    static LRESULT CALLBACK onEvent(HWND handle, UINT message, WPARAM wParam, LPARAM lParam);

private:
    const wchar_t* className{L"LUG_Window"};

    Window* _parent{nullptr};
    std::queue<lug::Window::Event> _events;

    HWND _handle{nullptr};         
    HINSTANCE _hinstance{nullptr}; 
    LONG_PTR _callback{0};         
    HCURSOR _cursor{nullptr};      
    HICON _icon{nullptr};          
    bool _fullscreen{false};       

    static uint8_t _windowCount;
    static lug::Window::priv::WindowImpl*  _fullscreenWindow;
    bool _keyRepeat{true};

    bool _mouseIsIn{false}; 
};

} // namespace priv
} // namespace Window
} // namespace lug