lbajardsilogic@0: /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
lbajardsilogic@0: 
lbajardsilogic@0: /*
lbajardsilogic@0:     Sonic Visualiser
lbajardsilogic@0:     An audio file viewer and annotation editor.
lbajardsilogic@0:     Centre for Digital Music, Queen Mary, University of London.
lbajardsilogic@0:     This file copyright 2006 Chris Cannam and QMUL.
lbajardsilogic@0:     
lbajardsilogic@0:     This program is free software; you can redistribute it and/or
lbajardsilogic@0:     modify it under the terms of the GNU General Public License as
lbajardsilogic@0:     published by the Free Software Foundation; either version 2 of the
lbajardsilogic@0:     License, or (at your option) any later version.  See the file
lbajardsilogic@0:     COPYING included with this distribution for more information.
lbajardsilogic@0: */
lbajardsilogic@0: 
lbajardsilogic@0: #include "PluginParameterBox.h"
lbajardsilogic@0: 
lbajardsilogic@0: #include "AudioDial.h"
lbajardsilogic@0: 
lbajardsilogic@0: #include "plugin/PluginXml.h"
lbajardsilogic@0: 
lbajardsilogic@0: #include "base/RangeMapper.h"
lbajardsilogic@0: 
lbajardsilogic@0: #include <QDoubleSpinBox>
lbajardsilogic@0: #include <QGridLayout>
lbajardsilogic@0: #include <QComboBox>
lbajardsilogic@0: #include <QCheckBox>
lbajardsilogic@0: #include <QLayout>
lbajardsilogic@0: #include <QLabel>
lbajardsilogic@0: 
lbajardsilogic@0: #include <iostream>
lbajardsilogic@0: #include <string>
lbajardsilogic@0: 
lbajardsilogic@0: #include <cmath>
lbajardsilogic@0: 
lbajardsilogic@0: PluginParameterBox::PluginParameterBox(Vamp::PluginBase *plugin, QWidget *parent) :
lbajardsilogic@0:     QFrame(parent),
lbajardsilogic@0:     m_plugin(plugin)
lbajardsilogic@0: {
lbajardsilogic@0:     m_layout = new QGridLayout;
lbajardsilogic@0:     setLayout(m_layout);
lbajardsilogic@0:     populate();
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: PluginParameterBox::~PluginParameterBox()
lbajardsilogic@0: {
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: void
lbajardsilogic@0: PluginParameterBox::populate()
lbajardsilogic@0: {
lbajardsilogic@0:     Vamp::PluginBase::ParameterList params = m_plugin->getParameterDescriptors();
lbajardsilogic@0:     Vamp::PluginBase::ProgramList programs = m_plugin->getPrograms();
lbajardsilogic@0: 
lbajardsilogic@0:     m_params.clear();
lbajardsilogic@0: 
lbajardsilogic@0:     if (params.empty() && programs.empty()) {
lbajardsilogic@0:         m_layout->addWidget
lbajardsilogic@0:             (new QLabel(tr("This plugin has no adjustable parameters.")),
lbajardsilogic@0:              0, 0);
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     int offset = 0;
lbajardsilogic@0: 
lbajardsilogic@0:     if (!programs.empty()) {
lbajardsilogic@0: 
lbajardsilogic@0:         std::string currentProgram = m_plugin->getCurrentProgram();
lbajardsilogic@0: 
lbajardsilogic@0:         QComboBox *programCombo = new QComboBox;
lbajardsilogic@0:         programCombo->setMaxVisibleItems(20);
lbajardsilogic@0: 
lbajardsilogic@0:         for (size_t i = 0; i < programs.size(); ++i) {
lbajardsilogic@0:             programCombo->addItem(programs[i].c_str());
lbajardsilogic@0:             if (programs[i] == currentProgram) {
lbajardsilogic@0:                 programCombo->setCurrentIndex(i);
lbajardsilogic@0:             }
lbajardsilogic@0:         }
lbajardsilogic@0: 
lbajardsilogic@0:         m_layout->addWidget(new QLabel(tr("Program")), 0, 0);
lbajardsilogic@0:         m_layout->addWidget(programCombo, 0, 1, 1, 2);
lbajardsilogic@0: 
lbajardsilogic@0:         connect(programCombo, SIGNAL(currentIndexChanged(const QString &)),
lbajardsilogic@0:                 this, SLOT(programComboChanged(const QString &)));
lbajardsilogic@0: 
lbajardsilogic@0:         offset = 1;
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     for (size_t i = 0; i < params.size(); ++i) {
lbajardsilogic@0: 
lbajardsilogic@0:         QString identifier = params[i].identifier.c_str();
lbajardsilogic@0:         QString name = params[i].name.c_str();
lbajardsilogic@0:         QString unit = params[i].unit.c_str();
lbajardsilogic@0: 
lbajardsilogic@0:         float min = params[i].minValue;
lbajardsilogic@0:         float max = params[i].maxValue;
lbajardsilogic@0:         float deft = params[i].defaultValue;
lbajardsilogic@0:         float value = m_plugin->getParameter(params[i].identifier);
lbajardsilogic@0: 
lbajardsilogic@0:         float qtz = 0.0;
lbajardsilogic@0:         if (params[i].isQuantized) qtz = params[i].quantizeStep;
lbajardsilogic@0: 
lbajardsilogic@0:         std::vector<std::string> valueNames = params[i].valueNames;
lbajardsilogic@0: 
lbajardsilogic@0:         // construct an integer range
lbajardsilogic@0: 
lbajardsilogic@0:         int imin = 0, imax = 100;
lbajardsilogic@0: 
lbajardsilogic@0:         if (qtz > 0.0) {
lbajardsilogic@0:             imax = int((max - min) / qtz);
lbajardsilogic@0:         } else {
lbajardsilogic@0:             qtz = (max - min) / 100.0;
lbajardsilogic@0:         }
lbajardsilogic@0: 
lbajardsilogic@0:         //!!! would be nice to ensure the default value corresponds to
lbajardsilogic@0:         // an integer!
lbajardsilogic@0: 
lbajardsilogic@0:         QLabel *label = new QLabel(name);
lbajardsilogic@0:         if (params[i].description != "") {
lbajardsilogic@0:             label->setToolTip(params[i].description.c_str());
lbajardsilogic@0:         }
lbajardsilogic@0:         m_layout->addWidget(label, i + offset, 0);
lbajardsilogic@0: 
lbajardsilogic@0:         ParamRec rec;
lbajardsilogic@0:         rec.param = params[i];
lbajardsilogic@0:         rec.dial = 0;
lbajardsilogic@0:         rec.spin = 0;
lbajardsilogic@0:         rec.check = 0;
lbajardsilogic@0:         rec.combo = 0;
lbajardsilogic@0:         
lbajardsilogic@0:         if (params[i].isQuantized && !valueNames.empty()) {
lbajardsilogic@0:             
lbajardsilogic@0:             QComboBox *combobox = new QComboBox;
lbajardsilogic@0:             combobox->setObjectName(identifier);
lbajardsilogic@0:             for (unsigned int j = 0; j < valueNames.size(); ++j) {
lbajardsilogic@0:                 combobox->addItem(valueNames[j].c_str());
lbajardsilogic@0:                 if ((unsigned int)(lrintf(fabsf((value - min) / qtz))) == j) {
lbajardsilogic@0:                     combobox->setCurrentIndex(j);
lbajardsilogic@0:                 }
lbajardsilogic@0:             }
lbajardsilogic@0:             connect(combobox, SIGNAL(activated(int)),
lbajardsilogic@0:                     this, SLOT(dialChanged(int)));
lbajardsilogic@0:             m_layout->addWidget(combobox, i + offset, 1, 1, 2);
lbajardsilogic@0:             rec.combo = combobox;
lbajardsilogic@0: 
lbajardsilogic@0:         } else if (min == 0.0 && max == 1.0 && qtz == 1.0) {
lbajardsilogic@0:             
lbajardsilogic@0:             QCheckBox *checkbox = new QCheckBox;
lbajardsilogic@0:             checkbox->setObjectName(identifier);
lbajardsilogic@0:             checkbox->setCheckState(value == 0.0 ? Qt::Unchecked : Qt::Checked);
lbajardsilogic@0:             connect(checkbox, SIGNAL(stateChanged(int)),
lbajardsilogic@0:                     this, SLOT(checkBoxChanged(int)));
lbajardsilogic@0:             m_layout->addWidget(checkbox, i + offset, 2);
lbajardsilogic@0:             rec.check = checkbox;
lbajardsilogic@0: 
lbajardsilogic@0:         } else {
lbajardsilogic@0:             
lbajardsilogic@0:             AudioDial *dial = new AudioDial;
lbajardsilogic@0:             dial->setObjectName(name);
lbajardsilogic@0:             dial->setMinimum(imin);
lbajardsilogic@0:             dial->setMaximum(imax);
lbajardsilogic@0:             dial->setPageStep(1);
lbajardsilogic@0:             dial->setNotchesVisible((imax - imin) <= 12);
lbajardsilogic@0:             dial->setDefaultValue(lrintf((deft - min) / qtz));
lbajardsilogic@0:             dial->setValue(lrintf((value - min) / qtz));
lbajardsilogic@0:             dial->setFixedWidth(32);
lbajardsilogic@0:             dial->setFixedHeight(32);
lbajardsilogic@0:             dial->setRangeMapper(new LinearRangeMapper
lbajardsilogic@0:                                  (imin, imax, min, max, unit));
lbajardsilogic@0:             dial->setShowToolTip(true);
lbajardsilogic@0:             connect(dial, SIGNAL(valueChanged(int)),
lbajardsilogic@0:                     this, SLOT(dialChanged(int)));
lbajardsilogic@0:             m_layout->addWidget(dial, i + offset, 1);
lbajardsilogic@0: 
lbajardsilogic@0:             QDoubleSpinBox *spinbox = new QDoubleSpinBox;
lbajardsilogic@0:             spinbox->setObjectName(identifier);
lbajardsilogic@0:             spinbox->setMinimum(min);
lbajardsilogic@0:             spinbox->setMaximum(max);
lbajardsilogic@0:             spinbox->setSuffix(QString(" %1").arg(unit));
lbajardsilogic@0:             spinbox->setSingleStep(qtz);
lbajardsilogic@0:             spinbox->setValue(value);
lbajardsilogic@0:             spinbox->setDecimals(4);
lbajardsilogic@0:             connect(spinbox, SIGNAL(valueChanged(double)),
lbajardsilogic@0:                     this, SLOT(spinBoxChanged(double)));
lbajardsilogic@0:             m_layout->addWidget(spinbox, i + offset, 2);
lbajardsilogic@0:             rec.dial = dial;
lbajardsilogic@0:             rec.spin = spinbox;
lbajardsilogic@0:         }
lbajardsilogic@0: 
lbajardsilogic@0:         m_params[identifier] = rec;
lbajardsilogic@0:         m_nameMap[name] = identifier;
lbajardsilogic@0:     }
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: void
lbajardsilogic@0: PluginParameterBox::dialChanged(int ival)
lbajardsilogic@0: {
lbajardsilogic@0:     QObject *obj = sender();
lbajardsilogic@0:     QString identifier = obj->objectName();
lbajardsilogic@0: 
lbajardsilogic@0:     if (m_params.find(identifier) == m_params.end() &&
lbajardsilogic@0:         m_nameMap.find(identifier) != m_nameMap.end()) {
lbajardsilogic@0:         identifier = m_nameMap[identifier];
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     if (m_params.find(identifier) == m_params.end()) {
lbajardsilogic@0:         std::cerr << "WARNING: PluginParameterBox::dialChanged: Unknown parameter \"" << identifier.toStdString() << "\"" << std::endl;
lbajardsilogic@0:         return;
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     Vamp::PluginBase::ParameterDescriptor params = m_params[identifier].param;
lbajardsilogic@0: 
lbajardsilogic@0:     float min = params.minValue;
lbajardsilogic@0:     float max = params.maxValue;
lbajardsilogic@0: 
lbajardsilogic@0:     float newValue;
lbajardsilogic@0: 
lbajardsilogic@0:     float qtz = 0.0;
lbajardsilogic@0:     if (params.isQuantized) qtz = params.quantizeStep;
lbajardsilogic@0: 
lbajardsilogic@0:     AudioDial *ad = dynamic_cast<AudioDial *>(obj);
lbajardsilogic@0:     
lbajardsilogic@0:     if (ad && ad->rangeMapper()) {
lbajardsilogic@0:         
lbajardsilogic@0:         newValue = ad->mappedValue();
lbajardsilogic@0:         if (newValue < min) newValue = min;
lbajardsilogic@0:         if (newValue > max) newValue = max;
lbajardsilogic@0:         if (qtz != 0.0) {
lbajardsilogic@0:             ival = lrintf((newValue - min) / qtz);
lbajardsilogic@0:             newValue = min + ival * qtz;
lbajardsilogic@0:         }
lbajardsilogic@0: 
lbajardsilogic@0:     } else {
lbajardsilogic@0:         if (qtz == 0.0) {
lbajardsilogic@0:             qtz = (max - min) / 100.0;
lbajardsilogic@0:         }
lbajardsilogic@0:         newValue = min + ival * qtz;
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     QDoubleSpinBox *spin = m_params[identifier].spin;
lbajardsilogic@0:     if (spin) {
lbajardsilogic@0:         spin->blockSignals(true);
lbajardsilogic@0:         spin->setValue(newValue);
lbajardsilogic@0:         spin->blockSignals(false);
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     m_plugin->setParameter(identifier.toStdString(), newValue);
lbajardsilogic@0: 
lbajardsilogic@0:     emit pluginConfigurationChanged(PluginXml(m_plugin).toXmlString());
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: void
lbajardsilogic@0: PluginParameterBox::checkBoxChanged(int state)
lbajardsilogic@0: {
lbajardsilogic@0:     QObject *obj = sender();
lbajardsilogic@0:     QString identifier = obj->objectName();
lbajardsilogic@0: 
lbajardsilogic@0:     if (m_params.find(identifier) == m_params.end() &&
lbajardsilogic@0:         m_nameMap.find(identifier) != m_nameMap.end()) {
lbajardsilogic@0:         identifier = m_nameMap[identifier];
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     if (m_params.find(identifier) == m_params.end()) {
lbajardsilogic@0:         std::cerr << "WARNING: PluginParameterBox::checkBoxChanged: Unknown parameter \"" << identifier.toStdString() << "\"" << std::endl;
lbajardsilogic@0:         return;
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     Vamp::PluginBase::ParameterDescriptor params = m_params[identifier].param;
lbajardsilogic@0: 
lbajardsilogic@0:     if (state) m_plugin->setParameter(identifier.toStdString(), 1.0);
lbajardsilogic@0:     else m_plugin->setParameter(identifier.toStdString(), 0.0);
lbajardsilogic@0: 
lbajardsilogic@0:     emit pluginConfigurationChanged(PluginXml(m_plugin).toXmlString());
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: void
lbajardsilogic@0: PluginParameterBox::spinBoxChanged(double value)
lbajardsilogic@0: {
lbajardsilogic@0:     QObject *obj = sender();
lbajardsilogic@0:     QString identifier = obj->objectName();
lbajardsilogic@0: 
lbajardsilogic@0:     if (m_params.find(identifier) == m_params.end() &&
lbajardsilogic@0:         m_nameMap.find(identifier) != m_nameMap.end()) {
lbajardsilogic@0:         identifier = m_nameMap[identifier];
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     if (m_params.find(identifier) == m_params.end()) {
lbajardsilogic@0:         std::cerr << "WARNING: PluginParameterBox::spinBoxChanged: Unknown parameter \"" << identifier.toStdString() << "\"" << std::endl;
lbajardsilogic@0:         return;
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     Vamp::PluginBase::ParameterDescriptor params = m_params[identifier].param;
lbajardsilogic@0: 
lbajardsilogic@0:     float min = params.minValue;
lbajardsilogic@0:     float max = params.maxValue;
lbajardsilogic@0: 
lbajardsilogic@0:     float qtz = 0.0;
lbajardsilogic@0:     if (params.isQuantized) qtz = params.quantizeStep;
lbajardsilogic@0:     
lbajardsilogic@0:     if (qtz > 0.0) {
lbajardsilogic@0:         int step = int((value - min) / qtz);
lbajardsilogic@0:         value = min + step * qtz;
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     int imax = 100;
lbajardsilogic@0:     
lbajardsilogic@0:     if (qtz > 0.0) {
lbajardsilogic@0:         imax = int((max - min) / qtz);
lbajardsilogic@0:     } else {
lbajardsilogic@0:         qtz = (max - min) / 100.0;
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     int ival = lrintf((value - min) / qtz);
lbajardsilogic@0: 
lbajardsilogic@0:     AudioDial *dial = m_params[identifier].dial;
lbajardsilogic@0:     if (dial) {
lbajardsilogic@0:         dial->blockSignals(true);
lbajardsilogic@0:         dial->setValue(ival);
lbajardsilogic@0:         dial->blockSignals(false);
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     m_plugin->setParameter(identifier.toStdString(), value);
lbajardsilogic@0: 
lbajardsilogic@0:     emit pluginConfigurationChanged(PluginXml(m_plugin).toXmlString());
lbajardsilogic@0: }
lbajardsilogic@0: 
lbajardsilogic@0: void
lbajardsilogic@0: PluginParameterBox::programComboChanged(const QString &newProgram)
lbajardsilogic@0: {
lbajardsilogic@0:     m_plugin->selectProgram(newProgram.toStdString());
lbajardsilogic@0: 
lbajardsilogic@0:     for (std::map<QString, ParamRec>::iterator i = m_params.begin();
lbajardsilogic@0:          i != m_params.end(); ++i) {
lbajardsilogic@0: 
lbajardsilogic@0:         Vamp::PluginBase::ParameterDescriptor &param = i->second.param;
lbajardsilogic@0:         float value = m_plugin->getParameter(param.identifier);
lbajardsilogic@0: 
lbajardsilogic@0:         if (i->second.spin) {
lbajardsilogic@0:             i->second.spin->blockSignals(true);
lbajardsilogic@0:             i->second.spin->setValue(value);
lbajardsilogic@0:             i->second.spin->blockSignals(false);
lbajardsilogic@0:         }
lbajardsilogic@0: 
lbajardsilogic@0:         if (i->second.dial) {
lbajardsilogic@0: 
lbajardsilogic@0:             float min = param.minValue;
lbajardsilogic@0:             float max = param.maxValue;
lbajardsilogic@0: 
lbajardsilogic@0:             float qtz = 0.0;
lbajardsilogic@0:             if (param.isQuantized) qtz = param.quantizeStep;
lbajardsilogic@0: 
lbajardsilogic@0:             if (qtz == 0.0) {
lbajardsilogic@0:                 qtz = (max - min) / 100.0;
lbajardsilogic@0:             }
lbajardsilogic@0: 
lbajardsilogic@0:             i->second.dial->blockSignals(true);
lbajardsilogic@0:             i->second.dial->setValue(lrintf((value - min) / qtz));
lbajardsilogic@0:             i->second.dial->blockSignals(false);
lbajardsilogic@0:         }
lbajardsilogic@0: 
lbajardsilogic@0:         if (i->second.combo) {
lbajardsilogic@0:             i->second.combo->blockSignals(true);
lbajardsilogic@0:             i->second.combo->setCurrentIndex(lrintf(value));
lbajardsilogic@0:             i->second.combo->blockSignals(false);
lbajardsilogic@0:         }
lbajardsilogic@0:     }
lbajardsilogic@0: 
lbajardsilogic@0:     emit pluginConfigurationChanged(PluginXml(m_plugin).toXmlString());
lbajardsilogic@0: }
lbajardsilogic@0: