GLWidget.h

#ifndef GLWIDGET_H
#define GLWIDGET_H


#include <GL/glew.h>
#include <QGLWidget>
#include <QEvent.h>
#include <QDatetime.h>
#include <Global.h>
#include "Camera.h"
#include "Shader.h"
#include <SceneManager.h>
#include <VideoManager.h>
#include <memory>


//class QtLogo;


class GLWidget : public QGLWidget
{
    Q_OBJECT

public:
    GLWidget(QWidget *parent = 0);
    ~GLWidget();

    QSize minimumSizeHint() const;
    QSize sizeHint() const;

    void setVolume(bool performBackgroundDetect, int fps, int startFrame, int maxFrames);
    void setVolume(QString filename, bool mode, int fps, int startFrame, int maxFrames);
    void setAlpha(bool state);
    void setHue(bool state);
    void setHueValue(float val);
    void setInvert(bool state);
    void setOpacityValue(float val);

public slots:
    //void setXRotation(int angle);
    //void setYRotation(int angle);
    //void setZRotation(int angle);

signals:
    //void xRotationChanged(int angle);
    //void yRotationChanged(int angle);
    //void zRotationChanged(int angle);

protected:
    void initializeGL();
    void paintGL();
    void resizeGL(int width, int height);
    void mousePressEvent(QMouseEvent *event);
    void mouseMoveEvent(QMouseEvent *event);
    void keyPressEvent(QKeyEvent *event);

private:
    bool volCreated;
    std::shared_ptr<SceneManager> sceneManager;
    std::shared_ptr<Camera> camera;
    VolumeData vol;


    //int xRot;
    //int yRot;
    //int zRot;
    //RotationChanged(int angle);
    QPoint lastPos;
    QTime myTimer;
    float oldtime;
    float newtime;
    float dt;
    };
    
#endif