#ifndef ACTIVEAREA_H

#define ACTIVEAREA_H

#include <list>

#include <gtkmm/drawingarea.h>

#include "activepoint.h"

#include "context.h"

class ActiveArea: public Gtk::DrawingArea {

public:

	typedef std::list<ActivePoint::Handle> PointList;

private:

	PointList points;

	ActivePoint::Handle hover_point;

	ActivePoint::Handle drag_point;

	Vector drag_offset;

public:

	ActiveArea();

	const PointList& get_points() const { return points; }

	bool is_point_added(const ActivePoint::Handle &point) const;

	void add_point(const ActivePoint::Handle &point);

	void remove_point(const ActivePoint::Handle &point);

	void bring_to_front(const ActivePoint::Handle &point);

	ActivePoint::Handle get_point_at(const Vector &position) const;

protected:

	virtual void on_point_move(const ActivePoint::Handle &point, const Vector &oldposition, const Vector &newposition);

	virtual void on_draw(const Context &context);

	virtual void on_draw_content(const Context &context);

	bool on_draw(const Cairo::RefPtr<Cairo::Context> &context) override;

	bool on_button_press_event(GdkEventButton* event) override;

	bool on_button_release_event(GdkEventButton* event) override;

	bool on_motion_notify_event(GdkEventMotion* event) override;

};

#endif