/*===========================================================================*\
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*                              OpenFlipper                                   *
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#define OVM_PROPERTY_VISUALIZER_DOUBLE_CC

#include "OVMPropertyVisualizerDouble.hh"

#include <ACG/Utils/IColorCoder.hh>
#include <ACG/Utils/LinearTwoColorCoder.hh>
#include <ACG/Utils/ColorConversion.hh>

#include <QObject>

template <typename MeshT>
OVMPropertyVisualizerDouble<MeshT>::OVMPropertyVisualizerDouble(MeshT* _mesh, int objectID, PropertyInfo _propertyInfo)
    : OVMPropertyVisualizer<MeshT>(_mesh, objectID, _propertyInfo)
{
    if (PropertyVisualizer::widget) delete PropertyVisualizer::widget;
    DoubleWidget* w = new DoubleWidget();
    w->paramDouble->setTitle(QString("Double Parameters of ").append(PropertyVisualizer::propertyInfo.propName().c_str()));
    PropertyVisualizer::widget = w;

    this->connect(w->computeHistogramButton, &QPushButton::clicked,
                  [this, w](){this->template showHistogram<double>(w->histogram);});

}

template <typename MeshT>
template <typename PropType, typename HandleIterable>
void OVMPropertyVisualizerDouble<MeshT>::visualizeProp(PropType prop, HandleIterable handles)
{
    using Handle = decltype(*begin(handles));
    if (!prop) return;

    DoubleWidget* doubleWidget = static_cast<DoubleWidget*>(PropertyVisualizer::widget);

    auto cc = doubleWidget->buildColorCoder();

    bool abs = doubleWidget->doubleAbsolute->isChecked();
    auto transform_value = [abs](double v) {
        if (abs) {
            return std::fabs(v);
        } else {
            return v;
        };
    };

    auto get_value = [&](Handle handle)
    {
        return transform_value(prop[handle]);
    };

    double min, max;
    if( doubleWidget->doubleFixedRange->isChecked())
    {
        min = doubleWidget->doubleFixedRangeMin->value();
        max = doubleWidget->doubleFixedRangeMax->value();
    }
    else
    {
        min = std::numeric_limits<double>::infinity();
        max = -std::numeric_limits<double>::infinity();
        for (const Handle &h: handles) {
            auto value = get_value(h);
            min = std::min(min, value);
            max = std::max(max, value);
        }
        doubleWidget->doubleFixedRangeMin->setValue(min);
        doubleWidget->doubleFixedRangeMax->setValue(max);
    }

    const double range = max - min;

    VolumeMeshObject<MeshT>* object;
    PluginFunctions::getObject(OVMPropertyVisualizer<MeshT>::mObjectID, object);
    for (const Handle &h: handles)
    {
        double value = get_value(h);
        double t = (value - min) / range;
        object->colors()[h] = cc->color_float4(t);
    }
}
CALLS_TO_VISUALIZE_PROP(OVMPropertyVisualizerDouble<MeshT>, typename MeshT, double)

template <typename MeshT>
void OVMPropertyVisualizerDouble<MeshT>::duplicateProperty()
{
    OVMPropertyVisualizer<MeshT>::template duplicateProperty_stage1<double>();
}

template <typename MeshT>
QString OVMPropertyVisualizerDouble<MeshT>::getPropertyText(unsigned int index)
{
    return OVMPropertyVisualizer<MeshT>::template getPropertyText_<double>(index);
}

template <typename MeshT>
void OVMPropertyVisualizerDouble<MeshT>::setCellPropertyFromText(unsigned int index, QString text)
{
    MeshT* mesh = OVMPropertyVisualizer<MeshT>::mesh;

    OpenVolumeMesh::CellPropertyT<double> prop = mesh->template request_cell_property<double>(OVMPropertyVisualizer<MeshT>::propertyInfo.propName());
    if ( !prop )
    {
        emit this->log(LOGERR, QObject::tr("Error: No property with name ").append(PropertyVisualizer::propertyInfo.propName().c_str()));
        return;
    }

    OpenVolumeMesh::CellHandle ch(index);

    prop[ch] = this->strToDouble(text);
}

template <typename MeshT>
void OVMPropertyVisualizerDouble<MeshT>::setFacePropertyFromText(unsigned int index, QString text)
{
    MeshT* mesh = OVMPropertyVisualizer<MeshT>::mesh;

    OpenVolumeMesh::FacePropertyT<double> prop = mesh->template request_face_property<double>(OVMPropertyVisualizer<MeshT>::propertyInfo.propName());
    if ( !prop )
    {
        emit this->log(LOGERR, QObject::tr("Error: No property with name ").append(PropertyVisualizer::propertyInfo.propName().c_str()));
        return;
    }

    OpenVolumeMesh::FaceHandle fh(index);

    prop[fh] = this->strToDouble(text);
}

template <typename MeshT>
void OVMPropertyVisualizerDouble<MeshT>::setHalffacePropertyFromText(unsigned int index, QString text)
{
    MeshT* mesh = OVMPropertyVisualizer<MeshT>::mesh;

    OpenVolumeMesh::HalfFacePropertyT<double> prop = mesh->template request_halfface_property<double>(OVMPropertyVisualizer<MeshT>::propertyInfo.propName());
    if ( !prop )
    {
        emit this->log(LOGERR, QObject::tr("Error: No property with name ").append(PropertyVisualizer::propertyInfo.propName().c_str()));
        return;
    }

    OpenVolumeMesh::HalfFaceHandle hfh(index);

    prop[hfh] = this->strToDouble(text);
}

template <typename MeshT>
void OVMPropertyVisualizerDouble<MeshT>::setEdgePropertyFromText(unsigned int index, QString text)
{
    MeshT* mesh = OVMPropertyVisualizer<MeshT>::mesh;

    OpenVolumeMesh::EdgePropertyT<double> prop = mesh->template request_edge_property<double>(OVMPropertyVisualizer<MeshT>::propertyInfo.propName());
    if ( !prop )
    {
        emit this->log(LOGERR, QObject::tr("Error: No property with name ").append(PropertyVisualizer::propertyInfo.propName().c_str()));
        return;
    }

    OpenVolumeMesh::EdgeHandle eh(index);

    prop[eh] = this->strToDouble(text);
}

template <typename MeshT>
void OVMPropertyVisualizerDouble<MeshT>::setHalfedgePropertyFromText(unsigned int index, QString text)
{
    MeshT* mesh = OVMPropertyVisualizer<MeshT>::mesh;

    OpenVolumeMesh::HalfEdgePropertyT<double> prop = mesh->template request_halfedge_property<double>(OVMPropertyVisualizer<MeshT>::propertyInfo.propName());
    if ( !prop )
    {
        emit this->log(LOGERR, QObject::tr("Error: No property with name ").append(PropertyVisualizer::propertyInfo.propName().c_str()));
        return;
    }

    OpenVolumeMesh::HalfEdgeHandle heh(index);

    prop[heh] = this->strToDouble(text);
}

template <typename MeshT>
void OVMPropertyVisualizerDouble<MeshT>::setVertexPropertyFromText(unsigned int index, QString text)
{
    MeshT* mesh = OVMPropertyVisualizer<MeshT>::mesh;

    OpenVolumeMesh::VertexPropertyT<double> prop = mesh->template request_vertex_property<double>(OVMPropertyVisualizer<MeshT>::propertyInfo.propName());
    if ( !prop )
    {
        emit this->log(LOGERR, QObject::tr("Error: No property with name ").append(PropertyVisualizer::propertyInfo.propName().c_str()));
        return;
    }

    OpenVolumeMesh::VertexHandle vh(index);

    prop[vh] = this->strToDouble(text);
}

template <typename MeshT>
std::unique_ptr<ACG::IColorCoder> OVMPropertyVisualizerDouble<MeshT>::buildColorCoder()
{
    DoubleWidget* doubleWidget = static_cast<DoubleWidget*>(PropertyVisualizer::widget);
    return doubleWidget->buildColorCoder();
}