Application and layers refactoring

Editor/src/EditorApplication.cpp

@@ -0,0 +1,26 @@
+#include "EditorApplication.h"
+
+#include "Engine.h"
+#include "Windows/EditorInterface.h"
+#include "Misc/GizmoDrawer.h"
+#include "EditorLayer.h"
+
+#include <glad/glad.h>
+
+
+void EditorApplication::OnInit()
+{
+    using namespace Nuake;
+    
+    Engine::Init();
+    m_Window = Engine::GetCurrentWindow();
+    m_Window->SetSize({ m_Specification.WindowWidth, m_Specification.WindowHeight });
+    m_Window->SetTitle(m_Specification.Name);
+    
+    PushLayer(CreateScope<EditorLayer>());
+}
+
+void EditorApplication::OnShutdown()
+{
+    Nuake::Engine::Close();
+}