BackendGuiSFML.hpp

 
//
// TGUI - Texus' Graphical User Interface
// Copyright (C) 2012-2024 Bruno Van de Velde (vdv_b@tgui.eu)
//
// This software is provided 'as-is', without any express or implied warranty.
// In no event will the authors be held liable for any damages arising from the use of this software.
//
// Permission is granted to anyone to use this software for any purpose,
// including commercial applications, and to alter it and redistribute it freely,
// subject to the following restrictions:
//
// 1. The origin of this software must not be misrepresented;
//    you must not claim that you wrote the original software.
//    If you use this software in a product, an acknowledgment
//    in the product documentation would be appreciated but is not required.
//
// 2. Altered source versions must be plainly marked as such,
//    and must not be misrepresented as being the original software.
//
// 3. This notice may not be removed or altered from any source distribution.
//
 
#ifndef TGUI_BACKEND_GUI_SFML_HPP
#define TGUI_BACKEND_GUI_SFML_HPP
 
#include <TGUI/Config.hpp>
#if !TGUI_BUILD_AS_CXX_MODULE
    #include <TGUI/Backend/Window/BackendGui.hpp>
#endif
 
#include <SFML/Window.hpp>
 
 
TGUI_MODULE_EXPORT namespace tgui
{
 
    class TGUI_API BackendGuiSFML : public BackendGui
    {
    public:
 
        BackendGuiSFML();
 
        ~BackendGuiSFML();
 
        bool handleEvent(sf::Event event);
        using BackendGui::handleEvent;
 
        void mainLoop(Color clearColor = {240, 240, 240}) override;
 
        TGUI_NODISCARD bool convertEvent(const sf::Event& eventSFML, Event& eventTGUI);
 
        sf::Window* getWindow() const;
 
        void startTextInput(FloatRect inputRect) override;
 
        void stopTextInput() override;
 
        void updateTextCursorPosition(FloatRect inputRect, Vector2f caretPos) override;
 
        TGUI_NODISCARD bool isKeyboardModifierPressed(Event::KeyModifier modifierKey) const override;
 
    protected:
 
        void setGuiWindow(sf::Window& window);
 
        // Updates the view and changes the size of the root container when needed
        void updateContainerSize() override;
 
    protected:
 
        sf::Window* m_window = nullptr;
 
        bool m_modifierKeySystemPressed = false;
        bool m_modifierKeyControlPressed = false;
        bool m_modifierKeyShiftPressed = false;
        bool m_modifierKeyAltPressed = false;
 
    };
}
 
 
#endif // TGUI_BACKEND_GUI_SFML_HPP