File indexing completed on 2024-06-16 03:42:35

 /*
     File                 : Double2BigIntFilter.h
     Project              : AbstractColumn
     Description          : conversion filter double -> bigint
     --------------------------------------------------------------------
     SPDX-FileCopyrightText: 2020 Stefan Gerlach <stefan.gerlach@uni.kn>
     SPDX-License-Identifier: GPL-2.0-or-later
 */
 
 #ifndef DOUBLE2BIGINT_FILTER_H
 #define DOUBLE2BIGINT_FILTER_H
 
 #include "../AbstractSimpleFilter.h"
 #include <QLocale>
 #include <cmath>
 
 //! conversion filter double -> int.
 class Double2BigIntFilter : public AbstractSimpleFilter {
     Q_OBJECT
 
 public:
     Double2BigIntFilter() {
     }
 
     qint64 bigIntAt(int row) const override {
         if (!m_inputs.value(0))
             return 0;
 
         double value = m_inputs.value(0)->valueAt(row);
 
         int result = 0;
         if (!std::isnan(value))
             result = (qint64)round(value);
         // DEBUG("Double2BigInt::integerAt() " << value << " -> " << result);
 
         return result;
     }
 
     //! Return the data type of the column
     AbstractColumn::ColumnMode columnMode() const override {
         return AbstractColumn::ColumnMode::BigInt;
     }
 
 protected:
     //! Using typed ports: only double inputs are accepted.
     bool inputAcceptable(int, const AbstractColumn* source) override {
         return source->columnMode() == AbstractColumn::ColumnMode::Double;
     }
 };
 
 #endif // ifndef DOUBLE2BIGINT_FILTER_H