Merge branch 'Withaust-resizedelegate'

Source/Engine/Platform/Base/WindowBase.cpp

@@ -405,6 +405,7 @@ void WindowBase::OnResize(int32 width, int32 height)
         _swapChain->Resize(width, height);
     if (RenderTask)
         RenderTask->Resize(width, height);
+    Resized({ static_cast<float>(width), static_cast<float>(height) });
     INVOKE_EVENT_PARAMS_2(OnResize, &width, &height);
 }
 

Source/Engine/Platform/Base/WindowBase.h

@@ -315,6 +315,11 @@ public:
     /// </summary>
     Action Closed;
 
+    /// <summary>
+    /// Event fired when window gets resized.
+    /// </summary>
+    Delegate<Float2> Resized;
+
     /// <summary>
     /// Event fired when window gets focused.
     /// </summary>