Reorganize code in widgets

WidgetsNew/public/widgets/AnimationTestWidget.hpp

@@ -0,0 +1,20 @@
+#pragma once
+
+#include "Widget.hpp"
+
+namespace tp {
+	class AnimationTestWidget : public Widget {
+
+	public:
+		AnimationTestWidget() = default;
+		~AnimationTestWidget() override = default;
+
+		void draw(Canvas& canvas) override;
+		void process(const EventHandler& events) override;
+
+		[[nodiscard]] bool needsNextFrame() const override;
+
+	private:
+		mutable SpringRect mTestSpring;
+	};
+}