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/*
* Cantata
*
* Copyright (c) 2011-2022 Craig Drummond <craig.p.drummond@gmail.com>
*
*/
/****************************************************************************************
* Copyright (c) 2010 Téo Mrnjavac <teo@kde.org> *
* *
* This program is free software; you can redistribute it and/or modify it under *
* the terms of the GNU General Public License as published by the Free Software *
* Foundation; either version 2 of the License, or (at your option) any later *
* version. *
* *
* This program is distributed in the hope that it will be useful, but WITHOUT ANY *
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A *
* PARTICULAR PURPOSE. See the GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License along with *
* this program. If not, see <http://www.gnu.org/licenses/>. *
****************************************************************************************/
#include "valueslider.h"
#include <QGridLayout>
ValueSlider::ValueSlider(QWidget* parent)
: QWidget(parent)
{
defaultSetting = 0;
QGridLayout* layout = new QGridLayout(this);
valueTypeLabel = new QLabel(this);
valueTypeLabel->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Preferred);
layout->addWidget(valueTypeLabel, 0, 0, 1, 3);
slider = new QSlider(this);
slider->setOrientation(Qt::Horizontal);
slider->setTickPosition(QSlider::TicksBelow);
slider->setTickInterval(1);
slider->setPageStep(2);
slider->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Preferred);
layout->addWidget(slider, 1, 0, 1, 3);
leftLabel = new QLabel(this);
layout->addWidget(leftLabel, 2, 0, 1, 1);
midLabel = new QLabel(this);
connect(slider, SIGNAL(valueChanged(int)), this, SLOT(onSliderChanged(int)));
rightLabel = new QLabel(this);
rightLabel->setAlignment(Qt::AlignRight | Qt::AlignVCenter);
layout->addWidget(rightLabel, 2, 2, 1, 1);
layout->addWidget(midLabel, 3, 0, 1, 3);
valueTypeLabel->setBuddy(slider);
midLabel->setAlignment(Qt::AlignHCenter | Qt::AlignVCenter);
}
void ValueSlider::setValues(const Encoders::Encoder& enc)
{
slider->setToolTip(enc.tooltip);
valueTypeLabel->setToolTip(enc.tooltip);
slider->setWhatsThis(enc.tooltip);
valueTypeLabel->setWhatsThis(enc.tooltip);
leftLabel->setText(QString());
midLabel->setText(QString());
rightLabel->setText(QString());
valueTypeLabel->setText(QString());
settings = enc.values;
defaultSetting = 0;
if (enc.values.count() > 1) {
defaultSetting = enc.defaultValueIndex;
valueTypeLabel->setText(enc.valueLabel);
slider->setRange(0, enc.values.count() - 1);
slider->setValue(defaultSetting);
onSliderChanged(defaultSetting);
leftLabel->setText(enc.low);
rightLabel->setText(enc.high);
}
onSliderChanged(defaultSetting);
}
void ValueSlider::setValue(int value)
{
if (settings.count() > 1) {
bool increase = settings.at(0).value < settings.at(1).value;
int index = 0;
for (const Encoders::Setting& s : settings) {
if ((increase && s.value >= value) || (!increase && s.value <= value)) {
break;
}
else {
index++;
}
}
slider->setValue(index);
}
}
void ValueSlider::onSliderChanged(int value)
{
QString text = value < settings.count() ? settings.at(value).descr : QString();
if (value == defaultSetting) {
text += tr(" (recommended)");
}
midLabel->setText(text);
emit valueChanged(value);
}
#include "moc_valueslider.cpp"
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