Starting implementation of UI framework

src/Engine/Window/View.h

@@ -0,0 +1,33 @@
+#pragma once
+#include "RenderPath.h"
+namespace Seele
+{
+DECLARE_REF(Window);
+// A view is a part of the window, which can be anything from a viewport to an editor
+class View
+{
+public:
+	View(Gfx::PGraphics graphics, PWindow window, const ViewportCreateInfo &createInfo);
+	virtual ~View();
+	virtual void beginFrame();
+	virtual void render();
+	virtual void endFrame();
+	void applyArea(URect area);
+	void setFocused();
+
+protected:
+	Gfx::PGraphics graphics;
+	Gfx::PViewport viewport;
+	PWindow owner;
+	PRenderPath renderer;
+
+	virtual void keyCallback(KeyCode code, InputAction action, KeyModifier modifier) = 0;
+	virtual void mouseMoveCallback(double xPos, double yPos) = 0;
+	virtual void mouseButtonCallback(MouseButton button, InputAction action, KeyModifier modifier) = 0;
+	virtual void scrollCallback(double xOffset, double yOffset) = 0;
+	virtual void fileCallback(int count, const char** paths) = 0;
+	friend class Window;
+};
+
+DEFINE_REF(View)
+} // namespace Seele