PropertyVisualizer.hh

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\*===========================================================================*/

#ifndef PROPERTY_VISUALIZER_HH
#define PROPERTY_VISUALIZER_HH

#include "Utils.hh"

#include <OpenFlipper/BasePlugin/BaseInterface.hh>
#include <OpenFlipper/BasePlugin/LoggingInterface.hh>
#include <ACG/QtWidgets/QtHistogramWidget.hh>
#include <ACG/Utils/IColorCoder.hh>
#include <ACG/Utils/SmartPointer.hh>

#include "OpenMesh/Core/Geometry/VectorT.hh"

#ifdef ENABLE_SKELETON_SUPPORT
    #include <ObjectTypes/Skeleton/BaseSkin.hh>
#endif

#include <stdexcept>

class VizException : public std::logic_error {
    public:
        VizException(const std::string &msg) : std::logic_error(msg) {}
};


class PropertyVisualizer: public QObject
{
    Q_OBJECT

signals:
    void log(Logtype _type, QString _message);
    void log(QString _message);

public:
    PropertyVisualizer(PropertyInfo _propertyInfo)
        :
          propertyInfo(_propertyInfo),
          widget(0)
    {
    }

    virtual ~PropertyVisualizer(){delete widget; }

    virtual void visualize(bool _setDrawMode, QWidget* _widget);

    virtual void removeProperty();

    virtual void duplicateProperty();

    virtual void clear();

    virtual QString getName() { return propertyInfo.toString(); }

    virtual QWidget* getWidget() { return widget; }

    const PropertyInfo& getPropertyInfo() const { return propertyInfo; }

    virtual QString getPropertyText(unsigned int i) = 0;


    virtual void setPropertyFromText(unsigned int index, QString text) = 0;

    virtual int getEntityCount() = 0;

    virtual QString getHeader() = 0;

    static inline QString toStr(bool b)               { return b ? QObject::tr("True") : QObject::tr("False"); }
    static inline QString toStr(double d)             { return QObject::tr("%1").arg(d); }
    static inline QString toStr(int i)                { return QObject::tr("%1").arg(i); }
    static inline QString toStr(uint8_t i)                { return QObject::tr("%1").arg(i); }
    static inline QString toStr(unsigned int i)       { return QObject::tr("%1").arg(i); }
    static        QString toStr(OpenMesh::Vec3d v);
    static        QString toStr(OpenMesh::Vec2d v);
    static        QString toStr(OpenMesh::Vec2f v);
#ifdef ENABLE_SKELETON_SUPPORT
    static        QString toStr(BaseSkin::SkinWeights sw);
#endif

    static inline bool            strToBool  (QString str) { return (str.compare(QObject::tr("True"))==0); }
    static inline double          strToDouble(QString str) { return str.toDouble() ;    }
    static inline int             strToInt   (QString str) { return str.toInt();        }
    static inline unsigned int    strToUInt  (QString str) { return str.toUInt();       }
    static        OpenMesh::Vec3d strToVec3d (QString str);
    static        OpenMesh::Vec2d strToVec2d (QString str);
    static        OpenMesh::Vec2f strToVec2f (QString str);


protected:
    virtual std::unique_ptr<ACG::IColorCoder> buildColorCoder();

    template<typename PropType, typename Iterable>
    void showHistogramT(ACG::QtWidgets::QtHistogramWidget *widget,
                       Iterable data);

    PropertyInfo propertyInfo;

public:
    QWidget* widget;
};

template<typename PropType, typename Iterable>
void PropertyVisualizer::showHistogramT(
        ACG::QtWidgets::QtHistogramWidget *widget,
        Iterable data)
{
    const size_t max_bins = 50; // TODO: expose in GUI?
    widget->setMinimumHeight(300);
    widget->setColorCoder(buildColorCoder());
    widget->setHistogram(ptr::make_unique<ACG::HistogramT<PropType>>(data.begin(), data.end(), max_bins));
}

#endif /* PROPERTY_VISUALIZER_HH */