Window.hpp

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/*
   Copyright 2022 Rishi Challa
 
   Licensed under the Apache License, Version 2.0 (the "License");
   you may not use this file except in compliance with the License.
   You may obtain a copy of the License at
 
       http://www.apache.org/licenses/LICENSE-2.0
 
   Unless required by applicable law or agreed to in writing, software
   distributed under the License is distributed on an "AS IS" BASIS,
   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   See the License for the specific language governing permissions and
   limitations under the License.
*/
 
#pragma once
 
#include <Kale/Math/Vector/Vector.hpp>
 
#ifdef KALE_SDL
    #include "SDL/WindowOuter.hpp"
#elif defined(KALE_GLFW)
    #include "GLFW/WindowOuter.hpp"
#endif
 
#include <list>
#include <vector>
#include <string>
 
#ifdef KALE_VULKAN
    #include <vulkan/vulkan.hpp>
#endif
 
namespace Kale {
 
#ifdef KALE_VULKAN
 
    namespace Vulkan {
 
        class Renderer;
 
        class Core;
    }
 
#endif
 
#ifdef KALE_OPENGL
 
    namespace OpenGL {
 
        class Core;
    }
 
#endif
    
    class EventHandler;
    
    class Window {
        
#ifdef KALE_SDL
        #include "SDL/WindowInner.hpp"
#elif defined(KALE_GLFW)
        #include "GLFW/WindowInner.hpp"
#endif
        
    private:
 
        std::list<EventHandler*> eventHandlers;
        
    protected:
        
        void create(const char* title);
        
        void update();
 
        std::vector<const char*> getInstanceExtensions() const;
 
#ifdef KALE_VULKAN
 
        void createWindowSurface(const vk::UniqueInstance& instance, vk::UniqueSurfaceKHR& surface) const;
 
        friend class Vulkan::Core;
 
#endif
 
#ifdef KALE_OPENGL
 
        void setupGlad() const;
 
        void swapBuffers() const noexcept;
 
        friend class OpenGL::Core;
 
#endif
        
        friend class Application;
        
    public:
        
        Window();
        
        ~Window();
        
        bool isOpen() const;
        
        void lockCursor();
        
        void unlockCursor();
 
        void setIcon(const std::string& filePath);
        
        Vector2ui getSize() const;
        
        Vector2f getSizeF() const;
 
        Vector2ui getFramebufferSize() const;
 
        const char* getTitle() const;
        
        void registerEvents(EventHandler* handler);
        
        void removeEvents(EventHandler* handler);
    };
}