#ifndef VIEWERWIDGET_H
#define VIEWERWIDGET_H

#include <QOpenGLWidget>
#include <QMatrix4x4>
#include <QOpenGLTexture>
#include <QTimer>
#include <QThread>
#include <QMutex>
#include <QWaitCondition>
#include <QOpenGLFunctions>

class Viewer;
class Clip;
struct FootageStream;
class QOpenGLFramebufferObject;
class Effect;
class EffectGizmo;
class ViewerContainer;
struct GLTextureCoords;
class RenderThread;
class ViewerWindow;

class ViewerWidget : public QOpenGLWidget, QOpenGLFunctions
{
	Q_OBJECT
public:
	ViewerWidget(QWidget *parent = nullptr);
	~ViewerWidget();

	void delete_function();
	void close_window();

	void paintGL();
	void initializeGL();
	Viewer* viewer;
	ViewerContainer* container;

	bool waveform;
	Clip* waveform_clip;
	const FootageStream* waveform_ms;
	double waveform_zoom;
	int waveform_scroll;

	void frame_update();
	RenderThread* get_renderer();
	void set_scroll(double x, double y);
public slots:
	void set_waveform_scroll(int s);
    void set_fullscreen(int screen = 0);
protected:
	void mousePressEvent(QMouseEvent *event);
	void mouseMoveEvent(QMouseEvent *event);
	void mouseReleaseEvent(QMouseEvent *event);
	void wheelEvent(QWheelEvent* event);
private:
	void draw_waveform_func();
	void draw_title_safe_area();
	void draw_gizmos();
	EffectGizmo* get_gizmo_from_mouse(int x, int y);
	void move_gizmos(QMouseEvent *event, bool done);
	bool dragging;
	void seek_from_click(int x);
	Effect* gizmos;
	int drag_start_x;
	int drag_start_y;
	int gizmo_x_mvmt;
	int gizmo_y_mvmt;
	EffectGizmo* selected_gizmo;
	RenderThread* renderer;
	ViewerWindow* window;
	double x_scroll;
	double y_scroll;
private slots:
	void context_destroy();
	void retry();
	void show_context_menu();
	void save_frame();
	void queue_repaint();
	void fullscreen_menu_action(QAction* action);
	void set_fit_zoom();
	void set_custom_zoom();
	void set_menu_zoom(QAction *action);
};

#endif // VIEWERWIDGET_H