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#ifndef VIEWER_H
#define VIEWER_H
// Workaround for moc-qt4 not parsing boost headers
#include <CGAL/config.h>
#include <QGLViewer/qglviewer.h>
#include "View_parameter.h"
#include "model/Complex_typedefs.h"
#include "Color.h"
#include "Viewer_instructor.h"
class Viewer_instructor;
class Viewer : public QGLViewer {
Q_OBJECT
Viewer_instructor * instructor;
/**
* light angles
*/
double theta,phi;
typedef Complex::GT Gudhi_kernel;
typedef Gudhi_kernel::Point_3 Point_3;
public:
Viewer(QWidget* parent);
void set_instructor(Viewer_instructor* instructor_);
void show_entire_scene();
void draw();
void set_bounding_box(const Point_3 & lower_left,const Point_3 & upper_right);
void update_GL();
void init_scene();
void init_light();
void set_light();
void set_light_direction(double theta,double phi);
/**
* set the light in the direction of the observer
*/
void set_light_direction();
protected:
virtual void postSelection(const QPoint& point);
public:
////////////////////////
// draw
////////////////////////
void set_size_point(double size_points);
void set_color(const Color& color);
void draw_point(const Point_3& p,const Color& color,double size_points);
void begin_draw_points(double size,bool light=false);
void draw_points(const Point_3 & point);
void end_draw_points();
void draw_edge(const Point_3 &a,const Point_3 &b,const Color& color,double size);
void begin_draw_edges(double size,bool light=false);
void draw_edges(const Point_3 &a,const Point_3 &b);
void end_draw_edges();
void begin_draw_triangles(double size,bool light,bool transparent = false);
void draw_triangles(const Point_3& p1,const Point_3& p2,const Point_3& p3);
//todo remove
void draw_triangles(const std::vector<Point_3*>& points);
void end_draw_triangles();
signals:
void click(const Point_3& position);
};
#endif
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