#ifndef MMSCENE_H
#define MMSCENE_H

#include "glchessboard.h"
#include "glcube.h"
#include "gldisc.h"
#include "glitem.h"
#include "glsphere.h"

class MMScene : public GLItem
{
    Q_OBJECT

public:
    MMScene(QQuickItem *parent = 0);
    ~MMScene();

public slots:
    void mousePressed(int x, int y);

protected:
    /**
     * @brief paintUnderQmlScene
     * Virtual function for painting under a QML scene. This function is called by paintBefore after
     * calling createGeometries and initializing and binding the renderer.
     * Overwrite in subclasses for painting geometries in m_points with the renderer.
     */
    virtual void paintUnderQmlScene();
    /**
     * @brief paintUnderQmlScene
     * Virtual function for painting on top of a QML scene. This function is called by paintAfter after
     * calling createGeometries and initializing and binding the renderer.
     * Overwrite in subclasses for painting geometries in m_points with the renderer.
     */
    virtual void paintOnTopOfQmlScene();
    /**
     * @brief setupGeometry puts the geometric data into the arrays (m_Vertices etc.) and sets geometryIsValid flag.
     */
    void setupGeometry();

    /**
     * @brief drawTriangles
     * Draws two triangles.
     */
    void drawTriangles();

    /**
     * @brief createCubef Creates a cube and apends it for drawing.
     * @param lbb The left bottom back cube vector.
     * @param rtf The right top front cube vector.
     */
    virtual void createCube(const QVector3D &lbb, const QVector3D &rtf);

    /**
     * @brief createSphere Creates a sphere and appends it for drawing,
     */
    void createSphere();

    /**
     * @brief createDisc Creates a disc and appends it for drawing.
     */
    void createDisc();

    /**
     * @brief createChessboard Creates a chessboard and appends it for drawing.
     */
    void createChessboard();

    /**
     * @brief createF Creates an 'F' with cubes.
     * @param height The height of the 'F'.
     */
    virtual void createF(double height);

    /**
     * @brief drawF Draws an 'F' with matrix transformations.
     * @param height The height of the 'F'.
     */
    virtual void drawF(double height);

private:
    GLCube *m_cube;

    GLSphere *m_sphere;

    GLDisc *m_disc;

    GLChessboard *m_chessboard;

    /**
     * @brief m_MouseNear
     * The near point of a mouse click or movement.
     * Needed in synchronizeThreads().
     */
    QVector3D  m_MouseNear;

    /**
     * @brief m_MouseNear
     * The far point of a mouse click or movement.
     * Needed in synchronizeThreads().
     */
    QVector3D m_mouseFar;

    /**
     * @brief m_lastIntersection
     * The last intersection of the mouse line with the chessboard.
     */
    QVector3D m_lastIntersection;
};

#endif // MMSCENE_H