VtkFilterFactory.h

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// SPDX-FileCopyrightText: Copyright (c) OpenGeoSys Community (opengeosys.org)
// SPDX-License-Identifier: BSD-3-Clause
 
#pragma once
 
#include <QString>
#include <QVector>
#include <vtkSetGet.h>
 
class VtkCompositeFilter;
class vtkAlgorithm;
struct VtkFilterInfo;

class VtkFilterFactory
{
public:
    //VtkFilterFactory();
    //virtual ~VtkFilterFactory();

    static QVector<VtkFilterInfo> GetFilterList();

    static VtkCompositeFilter* CreateCompositeFilter(QString type, vtkAlgorithm* inputAlgorithm);

    static vtkAlgorithm* CreateSimpleFilter(QString type);
};

struct VtkFilterInfo
{
    VtkFilterInfo(QString name, QString readableName, QString description,
                  int inputDataObjectType, int outputDataObjectType)
    {
        this->name = name;
        this->readableName = readableName;
        this->description = description;
        this->inputDataObjectType = inputDataObjectType;
        this->outputDataObjectType = outputDataObjectType;
    }

    VtkFilterInfo()
    {
        this->name = QString();
        this->readableName = QString();
        this->description = QString();
        this->inputDataObjectType = -1;
        this->outputDataObjectType = -1;
    }

    QString OutputDataObjectTypeAsString() const
    {
        switch (outputDataObjectType)
        {
        case VTK_POLY_DATA: return QString("vtkPolyData");
        case VTK_STRUCTURED_POINTS: return QString("vtkStructuredPoints");
        case VTK_STRUCTURED_GRID: return QString("vtkStructuredGrid");
        case VTK_RECTILINEAR_GRID: return QString("vtkRectilinearGrid");
        case VTK_UNSTRUCTURED_GRID: return QString("vtkUnstructuredGrid");
        case VTK_IMAGE_DATA: return QString("vtkImageData");
        case VTK_DATA_SET: return QString("vtkDataSet");
        default: return QString("Data type not defined!");
        }
    }
 
    QString name;
    QString readableName;
    QString description;
    int inputDataObjectType;
    int outputDataObjectType;
};