Add ecs ComponentListener

- Add ecs ComponentListener which listens to Component addition and
  removal
- Add RefCounter class used to keep track of moves and copies

CopiumEngine/src/copium/core/Application.cpp

@@ -77,7 +77,7 @@ namespace Copium
     Vulkan::GetSwapChain().SubmitToGraphicsQueue(*commandBuffer);
 
     Vulkan::GetSwapChain().EndPresent();
-    return !glfwWindowShouldClose(Vulkan::GetWindow().GetWindow());
+    return !Vulkan::GetWindow().ShouldClose();
   }
 
   EventResult Application::OnEvent(const Event& event)
@@ -100,13 +100,6 @@ namespace Copium
 
       return EventResult::Focus;
     }
-    case EventType::KeyPress:
-    {
-      const KeyPressEvent& keyPressEvent = static_cast<const KeyPressEvent&>(event);
-      CP_INFO("%d", keyPressEvent.GetButton());
-
-      return EventResult::Handled;
-    }
     case EventType::MouseScroll:
     {
       const MouseScrollEvent& mouseScrollEvent = static_cast<const MouseScrollEvent&>(event);

CopiumEngine/src/copium/core/Scene.cpp

@@ -7,14 +7,17 @@
 #include "copium/ecs/Entity.h"
 #include "copium/ecs/System.h"
 #include "copium/event/MouseMoveEvent.h"
+#include "copium/example/CameraFollowPlayerSystem.h"
 #include "copium/example/CameraUpdateSystem.h"
 #include "copium/example/Components.h"
 #include "copium/example/FrameCountSystem.h"
+#include "copium/example/HealthChangeSystem.h"
+#include "copium/example/HealthComponentListener.h"
+#include "copium/example/HealthDisplaySystem.h"
 #include "copium/example/MouseFollowSystem.h"
-#include "copium/example/RenderSystem.h"
 #include "copium/example/PhysicsSystem.h"
 #include "copium/example/PlayerControllerSystem.h"
-#include "copium/example/CameraFollowPlayerSystem.h"
+#include "copium/example/RenderSystem.h"
 
 #include <glm/glm.hpp>
 #include <glm/gtc/matrix_transform.hpp>
@@ -30,11 +33,14 @@ namespace Copium
 
     ecs->AddSystem<PlayerControllerSystem>();
     ecs->AddSystem<PhysicsSystem>();
+    ecs->AddSystem<HealthChangeSystem>();
+    ecs->AddSystem<HealthDisplaySystem>();
     ecs->AddSystem<CameraFollowPlayerSystem>();
     ecs->AddSystem<CameraUpdateSystem>(&viewMatrix, &projectionMatrix, &invPvMatrix);
     ecs->AddSystem<MouseFollowSystem>(&invPvMatrix);
     ecs->AddSystem<FrameCountSystem>();
     ecs->AddSystem<RenderSystem>(renderer.get(), descriptorSetRenderer.get(), &commandBuffer, &viewMatrix, &projectionMatrix); // better way to store the RenderSystem data?
+    ecs->SetComponentListener<HealthComponentListener>();
 
     // TODO: Load from scene file
     for (int y = 0; y < 10; y++)
@@ -72,6 +78,7 @@ namespace Copium
 
     Entity entityPlayer = Entity::Create(ecs.get());
     entityPlayer.AddComponent<PlayerC>(entityCamera);
+    entityPlayer.AddComponent<HealthC>(10, 10);
     entityPlayer.AddComponent<PhysicsC>(0.1f, glm::vec2{0.0f, 0.0f}, glm::vec2{0.0f, 0.0f});
     entityPlayer.AddComponent<TransformC>(glm::vec2{0.0f}, glm::vec2{1.0f});
     entityPlayer.AddComponent<TextureC>(AssetRef{AssetManager::LoadAsset("fox2.meta")}, glm::vec2{0.0f, 0.0f}, glm::vec2{1.0f, 1.0f});

CopiumEngine/src/copium/core/SwapChain.cpp

@@ -4,6 +4,8 @@
 #include "copium/core/Vulkan.h"
 #include "copium/sampler/Image.h"
 
+#include <GLFW/glfw3.h>
+
 namespace Copium
 {
   SwapChainSupportDetails::SwapChainSupportDetails(VkSurfaceKHR surface, VkPhysicalDevice physicalDevice)

CopiumEngine/src/copium/core/Window.cpp

@@ -12,6 +12,8 @@
 #include "copium/event/WindowResizeEvent.h"
 #include "copium/event/WindowFocusEvent.h"
 
+#include <GLFW/glfw3.h>
+
 namespace Copium
 {
   Window::Window(const std::string& windowName, int width, int height, WindowMode mode)
@@ -27,6 +29,22 @@ namespace Copium
     glfwDestroyWindow(window);
   }
 
+  bool Window::ShouldClose() const
+  {
+    return glfwWindowShouldClose(window);
+
+  }
+
+  int Window::GetWidth() const
+  {
+    return width;
+  }
+
+  int Window::GetHeight() const
+  {
+    return height;
+  }
+
   VkSurfaceKHR Window::GetSurface() const
   {
     return surface;

CopiumEngine/src/copium/core/Window.h

@@ -3,11 +3,17 @@
 #include "copium/util/Common.h"
 #include "copium/util/Enum.h"
 
-#include <GLFW/glfw3.h>
+#include <vulkan/vulkan.hpp>
+
+#define CP_WINDOW_MODE_ENUMS \
+        Fullscreen, \
+        BorderlessWindowed, \
+        Windowed
 
-#define CP_WINDOW_MODE_ENUMS Fullscreen, BorderlessWindowed, Windowed
 CP_ENUM_CREATOR(Copium, WindowMode, CP_WINDOW_MODE_ENUMS);
 
+struct GLFWwindow;
+
 namespace Copium
 {
   class Window final
@@ -24,6 +30,10 @@ namespace Copium
     Window(const std::string& windowName, int width, int height, WindowMode mode);
     ~Window();
 
+    bool ShouldClose() const;
+
+    int GetWidth() const;
+    int GetHeight() const;
     VkSurfaceKHR GetSurface() const;
     GLFWwindow* GetWindow();