KView.h

#ifndef KURUSVIEW_KVIEW_H
#define KURUSVIEW_KVIEW_H

#include <QWidget>
#include <QVBoxLayout>
#include <QFrame>
#include <QColor>
#include <QSettings>
#include <QString>

#include <QVTKOpenGLWidget.h>
#include <vtkSmartPointer.h>
#include <vtkDataSetMapper.h>
#include <vtkClipDataSet.h>
#include <vtkShrinkFilter.h>
#include <vtkDistanceWidget.h>
#include <vtkAlgorithm.h>
#include <vtkSTLReader.h>

#include "MModel.h"

// wrap the class in Ui::
namespace Ui {
    class View;
}

class KView final : public QWidget {
public:
    QString borderColor;
    QVBoxLayout *verticalLayout;
    QVTKOpenGLWidget *qVTKWidget;
    std::shared_ptr<MModel> model;

    vtkSmartPointer<vtkAlgorithm> vtkModel;

    vtkSmartPointer<vtkSTLReader> STLModel;

    vtkSmartPointer<vtkDataSetMapper> mapper;

    std::vector<vtkSmartPointer<vtkAlgorithm>> filters;

    vtkSmartPointer<vtkClipDataSet> clipFilter;

    vtkSmartPointer<vtkShrinkFilter> shrinkFilter;

    int lightIntensity, lightSpecularity, modelOpacity, structure;
    QString backgroundColour, modelColour, modelBackFaceColor;
    bool isClipped, isShrunk, gridLinesEnabled, measurementEnabled;
    double density, volume, weight;
    size_t numOfCells;
    MVector centreOfGrav;
    vtkSmartPointer<vtkDistanceWidget> distanceWidget;
    QString filePath;
    std::shared_ptr<QSettings> viewSettings;

    explicit KView(const QString &filePath, QWidget *parent = nullptr);

    ~KView() final;

    void buildVTKModelFromMod();

    void loadSTLModel();

    void buildChain();

    bool toggleShrinkFilter(bool enable, double shrinkFactor = NULL);

    void toggleClipFilter(bool enable);

    static unsigned short int getCount();

    void setModelColor(const QColor &color = nullptr);

    void setModelBackFaceColor(const QColor &color);

    void setBackgroundColor(const QColor &color);

    void resetColour();

    void setLightIntensity(int value);

    void setLightSpecularity(int value);

    void setModelOpacity(int value);

    void resetLighting();

    void toggleGridLines(bool enable);

    void toggleMeasurement(bool enable);

    void setStructure(int selectedStructure);

    bool save();

    void saveAs();

private:

    static unsigned short int ViewInstanceCount;

    QString borderColors[4] = {"red", "blue", "cyan", "magenta"};

    void gridlinesInit();

    void populateSettings();

};


#endif //KURUSVIEW_KVIEW_H