WidgetsNew Initial

WidgetsNew/public/Widget.hpp

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+#pragma once
+
+#include "SpringAnimations.hpp"
+
+#include "EventHandler.hpp"
+#include "Graphics.hpp"
+
+namespace tp {
+	class Widget {
+		friend class RootWidget;
+
+	public:
+		Widget();
+		virtual ~Widget() = default;
+
+		virtual void process(const EventHandler& events) {}
+		virtual void updateArea(RectF& area) const {}
+
+		virtual void draw(Canvas& canvas);
+		virtual void drawOverlay(Canvas& canvas) {}
+
+		virtual bool isPassThroughEvents() const { return false; }
+
+		[[nodiscard]] virtual bool needUpdate() const;
+
+		virtual void finishAnimations();
+
+	public:
+		[[nodiscard]] RectF getRelativeArea() const;
+		void setActive(bool active);
+
+		void addChild(Widget* widget);
+
+	private:
+		[[nodiscard]] RectF getArea() const;
+		void setArea(const RectF& area);
+		void removeChild(Widget* widget);
+
+	private:
+		// relative to the parent
+		SpringRect mArea;
+
+		// tree structure of widgets
+		List<Widget*> mChildWidgets;
+
+		// if needed updates even though pointer is not in area
+		bool mIsActive = false;
+
+		Widget* mParent = nullptr;
+
+		bool mProcessedFlag = false;
+	};
+}