too many things

include/td/input/Display.h

@@ -3,11 +3,14 @@
 #include <string>
 
 #include <SDL3/SDL_video.h>
+#include <td/misc/Signal.h>
 
 namespace td {
 
 class Display {
   public:
+	utils::Signal<float> OnAspectRatioChange;
+
 	Display(int a_Width, int a_Height, const std::string& a_Title);
 	~Display();