mirror of
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127 lines
3.7 KiB
C++
127 lines
3.7 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2021 Jon Beniston, M7RCE <jon@beniston.com> //
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// //
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// This program is free software; you can redistribute it and/or modify //
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// it under the terms of the GNU General Public License as published by //
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// the Free Software Foundation as version 3 of the License, or //
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// (at your option) any later version. //
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// //
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// This program is distributed in the hope that it will be useful, //
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// but WITHOUT ANY WARRANTY; without even the implied warranty of //
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
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// GNU General Public License V3 for more details. //
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// //
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// You should have received a copy of the GNU General Public License //
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// along with this program. If not, see <http://www.gnu.org/licenses/>. //
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///////////////////////////////////////////////////////////////////////////////////
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#include <QLineEdit>
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#include "util/units.h"
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#include "dmsspinbox.h"
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DMSSpinBox::DMSSpinBox(QWidget *parent) :
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QAbstractSpinBox(parent),
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m_value(0.0),
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m_minimum(0.0),
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m_maximum(360.0),
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m_units(DM)
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{
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setButtonSymbols(QAbstractSpinBox::UpDownArrows);
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connect(lineEdit(), SIGNAL(editingFinished()), this, SLOT(on_lineEdit_editingFinished()));
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}
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bool DMSSpinBox::hasValue() const
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{
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return m_text.isNull();
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}
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double DMSSpinBox::value() const
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{
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return m_value;
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}
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void DMSSpinBox::setValue(double degrees)
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{
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if (m_value != degrees)
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{
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m_value = degrees;
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if (m_value < m_minimum) {
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m_value = m_minimum;
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}
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if (m_value > m_maximum) {
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m_value = m_maximum;
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}
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m_text = QString();
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emit valueChanged(m_value);
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}
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lineEdit()->setText(convertDegreesToText(m_value));
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}
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void DMSSpinBox::setRange(double minimum, double maximum)
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{
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m_minimum = minimum;
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m_maximum = maximum;
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}
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void DMSSpinBox::setUnits(DisplayUnits units)
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{
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m_units = units;
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if (hasValue()) {
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lineEdit()->setText(convertDegreesToText(m_value));
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}
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}
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void DMSSpinBox::setText(QString text)
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{
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m_text = text;
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lineEdit()->setText(m_text);
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}
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void DMSSpinBox::stepBy(int steps)
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{
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if (hasValue()) {
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setValue(m_value + (double)steps);
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}
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}
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QAbstractSpinBox::StepEnabled DMSSpinBox::stepEnabled() const
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{
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QAbstractSpinBox::StepEnabled enabled = QAbstractSpinBox::StepNone;
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if (hasValue() && (m_value < m_maximum)) {
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enabled |= QAbstractSpinBox::StepUpEnabled;
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}
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if (hasValue() && (m_value > m_minimum)) {
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enabled |= QAbstractSpinBox::StepDownEnabled;
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}
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return enabled;
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}
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QString DMSSpinBox::convertDegreesToText(double degrees)
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{
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if (m_units == DMS) {
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return Units::decimalDegreesToDegreeMinutesAndSeconds(degrees);
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} else if (m_units == DM) {
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return Units::decimalDegreesToDegreesAndMinutes(degrees);
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} else if (m_units == D) {
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return Units::decimalDegreesToDegrees(degrees);
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} else {
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return QString("%1").arg(degrees, 0, 'f', 2);
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}
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}
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void DMSSpinBox::on_lineEdit_editingFinished()
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{
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QString text = lineEdit()->text().trimmed();
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float decimal;
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if (Units::degreeMinuteAndSecondsToDecimalDegrees(text, decimal)) {
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setValue(decimal);
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} else {
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qDebug() << "DMSSpinBox::on_lineEdit_editingFinished: Invalid format: " << text;
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}
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}
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