Jungfraujoch/viewer/widgets/NumberLineEdit.cpp

// SPDX-FileCopyrightText: 2025 Filip Leonarski, Paul Scherrer Institute <filip.leonarski@psi.ch>
// SPDX-License-Identifier: GPL-3.0-only

#include "NumberLineEdit.h"

NumberLineEdit::NumberLineEdit(float minVal,
                               float maxVal,
                               float def_value,
                               int decimals,
                               const QString &units,
                               QWidget* parent)
        : QDoubleSpinBox(parent)
        , decimalCount(decimals)
        , savedValue(def_value) {

    setRange(minVal, maxVal);
    setDecimals(decimalCount);
    setButtonSymbols(QAbstractSpinBox::ButtonSymbols::NoButtons);

    if (!units.isEmpty())
        setSuffix(" " + units);

    setAlignment(Qt::AlignRight);
    setToolTip(QString("Minimum: %1\nMaximum: %2")
                       .arg(toString(minVal))
                       .arg(toString(maxVal)));

    connect(this, &QDoubleSpinBox::editingFinished, this, &NumberLineEdit::onEditingFinished);

    setValue(def_value);
}

QString NumberLineEdit::toString(float value) const {
    return QString::number(value, 'f', decimalCount);
}

void NumberLineEdit::onEditingFinished()
{
    float val = value();
    emit newValue(val);
    savedValue = val;
}

void NumberLineEdit::updateValue(float val) {
    if (qAbs(val - savedValue) > 0.001) {
        savedValue = val;
        setValue(val);
    }
}