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#include <QDesktopWidget>
#include <QWheelEvent>
#include "library/dlgcoverartfullsize.h"
#include "library/coverartutils.h"
#include "library/coverartcache.h"
DlgCoverArtFullSize::DlgCoverArtFullSize(QWidget* parent, BaseTrackPlayer* pPlayer)
: QDialog(parent),
m_pPlayer(pPlayer),
m_pCoverMenu(new WCoverArtMenu(this)) {
CoverArtCache* pCache = CoverArtCache::instance();
if (pCache != nullptr) {
connect(pCache, SIGNAL(coverFound(const QObject*,
const CoverInfoRelative&, QPixmap, bool)),
this, SLOT(slotCoverFound(const QObject*,
const CoverInfoRelative&, QPixmap, bool)));
}
setContextMenuPolicy(Qt::CustomContextMenu);
connect(this, SIGNAL(customContextMenuRequested(QPoint)),
this, SLOT(slotCoverMenu(QPoint)));
connect(m_pCoverMenu, SIGNAL(coverInfoSelected(const CoverInfoRelative&)),
this, SLOT(slotCoverInfoSelected(const CoverInfoRelative&)));
connect(m_pCoverMenu, SIGNAL(reloadCoverArt()),
this, SLOT(slotReloadCoverArt()));
if (m_pPlayer != nullptr) {
connect(pPlayer, SIGNAL(newTrackLoaded(TrackPointer)),
this, SLOT(slotLoadTrack(TrackPointer)));
}
setupUi(this);
}
DlgCoverArtFullSize::~DlgCoverArtFullSize() {
delete m_pCoverMenu;
}
void DlgCoverArtFullSize::init(TrackPointer pTrack) {
if (pTrack == nullptr) {
return;
}
slotLoadTrack(pTrack);
show();
raise();
activateWindow();
}
void DlgCoverArtFullSize::slotLoadTrack(TrackPointer pTrack) {
if (m_pLoadedTrack != nullptr) {
disconnect(m_pLoadedTrack.get(), SIGNAL(coverArtUpdated()),
this, SLOT(slotTrackCoverArtUpdated()));
}
m_pLoadedTrack = pTrack;
if (m_pLoadedTrack != nullptr) {
QString windowTitle;
const QString albumArtist = m_pLoadedTrack->getAlbumArtist();
const QString artist = m_pLoadedTrack->getArtist();
const QString album = m_pLoadedTrack->getAlbum();
const QString year = m_pLoadedTrack->getYear();
if (!albumArtist.isEmpty()) {
windowTitle = albumArtist;
} else if (!artist.isEmpty()) {
windowTitle += artist;
}
if (!album.isEmpty()) {
if (!windowTitle.isEmpty()) {
windowTitle += " - ";
}
windowTitle += album;
}
if (!year.isEmpty()) {
if (!windowTitle.isEmpty()) {
windowTitle += " ";
}
windowTitle += QString("(%1)").arg(year);
}
setWindowTitle(windowTitle);
connect(m_pLoadedTrack.get(), SIGNAL(coverArtUpdated()),
this, SLOT(slotTrackCoverArtUpdated()));
}
slotTrackCoverArtUpdated();
}
void DlgCoverArtFullSize::slotTrackCoverArtUpdated() {
if (m_pLoadedTrack != nullptr) {
CoverArtCache::requestCover(*m_pLoadedTrack, this);
}
}
void DlgCoverArtFullSize::slotCoverFound(const QObject* pRequestor,
const CoverInfoRelative& info, QPixmap pixmap,
bool fromCache) {
Q_UNUSED(info);
Q_UNUSED(fromCache);
if (pRequestor == this && m_pLoadedTrack != nullptr &&
m_pLoadedTrack->getCoverHash() == info.hash) {
// qDebug() << "DlgCoverArtFullSize::slotCoverFound" << pRequestor << info
// << pixmap.size();
m_pixmap = pixmap;
if (m_pixmap.isNull()) {
close();
} else {
// Scale down dialog if the pixmap is larger than the screen.
// Use 90% of screen size instead of 100% to prevent an issue with
// whitespace appearing on the side when resizing a window whose
// borders touch the edges of the screen.
QSize dialogSize = m_pixmap.size();
const QSize availableScreenSpace =
QApplication::desktop()->availableGeometry().size() * 0.9;
if (dialogSize.height() > availableScreenSpace.height()) {
dialogSize.scale(dialogSize.width(), availableScreenSpace.height(),
Qt::KeepAspectRatio);
} else if (dialogSize.width() > availableScreenSpace.width()) {
dialogSize.scale(availableScreenSpace.width(), dialogSize.height(),
Qt::KeepAspectRatio);
}
QPixmap resizedPixmap = m_pixmap.scaled(size(),
Qt::KeepAspectRatio, Qt::SmoothTransformation);
coverArt->setPixmap(resizedPixmap);
// center the window
setGeometry(QStyle::alignedRect(
Qt::LeftToRight,
Qt::AlignCenter,
dialogSize,
QApplication::desktop()->availableGeometry()));
}
}
}
// slots to handle signals from the context menu
void DlgCoverArtFullSize::slotReloadCoverArt() {
if (m_pLoadedTrack != nullptr) {
auto coverInfo =
CoverArtUtils::guessCoverInfo(*m_pLoadedTrack);
slotCoverInfoSelected(coverInfo);
}
}
void DlgCoverArtFullSize::slotCoverInfoSelected(const CoverInfoRelative& coverInfo) {
// qDebug() << "DlgCoverArtFullSize::slotCoverInfoSelected" << coverInfo;
if (m_pLoadedTrack != nullptr) {
m_pLoadedTrack->setCoverInfo(coverInfo);
}
}
void DlgCoverArtFullSize::mousePressEvent(QMouseEvent* event) {
Q_UNUSED(event);
if (m_pCoverMenu->isVisible()) {
return;
}
if (event->button() == Qt::LeftButton && isVisible()) {
close();
}
}
void DlgCoverArtFullSize::slotCoverMenu(const QPoint& pos) {
m_pCoverMenu->popup(mapToGlobal(pos));
}
void DlgCoverArtFullSize::resizeEvent(QResizeEvent* event) {
Q_UNUSED(event);
if (m_pixmap.isNull()) {
return;
}
// qDebug() << "DlgCoverArtFullSize::resizeEvent" << size();
QPixmap resizedPixmap = m_pixmap.scaled(size(),
Qt::KeepAspectRatio, Qt::SmoothTransformation);
coverArt->setPixmap(resizedPixmap);
}
void DlgCoverArtFullSize::wheelEvent(QWheelEvent* event) {
// Scale the image size
int oldWidth = width();
int oldHeight = height();
int newWidth = oldWidth + (0.2 * event->delta());
int newHeight = oldHeight + (0.2 * event->delta());
QSize newSize = size();
newSize.scale(newWidth, newHeight, Qt::KeepAspectRatio);
// To keep the same part of the image under the cursor, shift the
// origin (top left point) by the distance the point moves under the cursor.
QPoint oldOrigin = geometry().topLeft();
QPoint oldPointUnderCursor = event->pos();
int newPointX = (double) oldPointUnderCursor.x() / oldWidth * newSize.width();
int newPointY = (double) oldPointUnderCursor.y() / oldHeight * newSize.height();
QPoint newOrigin = QPoint(
oldOrigin.x() + (oldPointUnderCursor.x() - newPointX),
oldOrigin.y() + (oldPointUnderCursor.y() - newPointY));
// Calling resize() then move() causes flickering, so resize and move the window
// simultaneously with setGeometry().
setGeometry(QRect(newOrigin, newSize));
event->accept();
}
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