105 lines
3.8 KiB
C++
105 lines
3.8 KiB
C++
#include "djwidget.h"
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#include "ui_djwidget.h"
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#include <QStandardPaths>
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#include "audioformat.h"
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#include "midicontainers.h"
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DjWidget::DjWidget(QWidget *parent) :
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QWidget{parent},
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m_ui{std::make_unique<Ui::DjWidget>()}
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{
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m_ui->setupUi(this);
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const auto createSlot = [this](TrackDeck &trackDeck){
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return [this,&trackDeck](){
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const auto index = m_ui->treeViewFiles->currentIndex();
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if (!index.isValid())
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return;
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trackDeck.loadTrack(m_filesModel.filePath(m_filesTableModel.mapToSource(m_sortFilterProxyModel.mapToSource(index))));
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};
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};
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connect(m_ui->pushButtonLoadDeckA, &QAbstractButton::pressed, m_ui->trackDeckA, createSlot(*m_ui->trackDeckA));
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connect(m_ui->pushButtonLoadDeckB, &QAbstractButton::pressed, m_ui->trackDeckB, createSlot(*m_ui->trackDeckB));
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m_directoryModel.setFilter(QDir::Dirs|QDir::Drives|QDir::NoDotAndDotDot);
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const auto rootIndex = m_directoryModel.setRootPath(QDir::homePath());
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m_ui->treeViewDirectories->setModel(&m_directoryModel);
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m_ui->treeViewDirectories->setRootIndex(rootIndex);
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for (auto i = 0, count = m_directoryModel.columnCount(); i < count; i++)
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m_ui->treeViewDirectories->setColumnHidden(i, i!=0);
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connect(m_ui->treeViewDirectories->selectionModel(), &QItemSelectionModel::currentRowChanged, this, &DjWidget::directorySelected);
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m_filesModel.setFilter(QDir::Files);
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m_filesTableModel.setSourceModel(&m_filesModel);
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m_sortFilterProxyModel.setFilterCaseSensitivity(Qt::CaseInsensitive);
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m_sortFilterProxyModel.setSourceModel(&m_filesTableModel);
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m_ui->treeViewFiles->setModel(&m_sortFilterProxyModel);
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if (const auto locations = QStandardPaths::standardLocations(QStandardPaths::MusicLocation); !locations.isEmpty())
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{
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const auto index = m_directoryModel.index(locations.first());
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m_ui->treeViewDirectories->selectionModel()->select(index, QItemSelectionModel::Clear|QItemSelectionModel::Select|QItemSelectionModel::Current|QItemSelectionModel::Rows);
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const auto rootIndex = m_filesModel.setRootPath(m_directoryModel.filePath(index));
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m_filesTableModel.setRootIndex(rootIndex);
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}
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connect(m_ui->lineEditSearch, &QLineEdit::textChanged, &m_sortFilterProxyModel, &QSortFilterProxyModel::setFilterFixedString);
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}
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DjWidget::~DjWidget() = default;
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void DjWidget::injectDecodingThread(QThread &thread)
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{
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m_ui->trackDeckA->injectDecodingThread(thread);
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m_ui->trackDeckB->injectDecodingThread(thread);
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}
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void DjWidget::writeSamples(frame_t *begin, frame_t *end)
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{
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const auto count = std::distance(begin, end);
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for (TrackDeck *trackDeck : {m_ui->trackDeckA, m_ui->trackDeckB})
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{
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frame_t buffer[count];
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std::fill(buffer, buffer+count, frame_t{0.f,0.f});
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trackDeck->writeSamples(buffer, buffer+count);
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std::transform(static_cast<const frame_t *>(begin), static_cast<const frame_t *>(end), buffer, begin, [volume=1.f](const frame_t &frame, const frame_t &frame2){
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frame_t newFrame;
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std::transform(std::cbegin(frame), std::cend(frame), std::begin(frame2), std::begin(newFrame),
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[&volume](const sample_t &left, const sample_t &right) { return left + (right*volume); });
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return newFrame;
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});
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}
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}
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void DjWidget::loadSettings(DrumMachineSettings &settings)
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{
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}
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void DjWidget::unsendColors()
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{
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}
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void DjWidget::sendColors()
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{
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}
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void DjWidget::midiReceived(const midi::MidiMessage &message)
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{
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}
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void DjWidget::directorySelected()
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{
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const auto selected = m_ui->treeViewDirectories->currentIndex();
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if (selected.isValid())
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{
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const auto rootIndex = m_filesModel.setRootPath(m_directoryModel.filePath(selected));
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m_filesTableModel.setRootIndex(rootIndex);
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}
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}
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