#ifndef PERSPECTIVESANDBOXVIEW_H

#define PERSPECTIVESANDBOXVIEW_H

#include "view.h"

class PerspectiveSandBoxView: public View {

public:

	View::PointPtr

		persp_p0,

		persp_px,

		persp_py,

		persp_p1,

		bounds_p0,

		bounds_p1;

	Cairo::RefPtr<Cairo::ImageSurface> background;

	PerspectiveSandBoxView();

	void update_background(

		const Matrix3 &matrix,

		int width,

		int height );

	void update_background_best_perimeter(

		const Matrix3 &matrix,

		int width,

		int height );

	void draw_grid(

		const Cairo::RefPtr<Cairo::Context> &context,

		const Matrix &matrix,

		const Color &color );

	void draw_line(

		const Cairo::RefPtr<Cairo::Context> &context,

		const Pair2 &bounds,

		Real a,

		Real b,

		Real c,

		const Color &color );

	void draw_subdivisions(

		const Cairo::RefPtr<Cairo::Context> &context,

		const Matrix &matrix,

		const Pair2 &bounds,

		const Color &color );

	void on_draw_view(const Cairo::RefPtr<Cairo::Context> &context);

};

#endif