Files
cantata/models/musiclibraryitemartist.cpp
2013-10-18 18:57:12 +00:00

329 lines
11 KiB
C++

/*
* Cantata
*
* Copyright (c) 2011-2013 Craig Drummond <craig.p.drummond@gmail.com>
*
*/
/*
* Copyright (c) 2008 Sander Knopper (sander AT knopper DOT tk) and
* Roeland Douma (roeland AT rullzer DOT com)
*
* This file is part of QtMPC.
*
* QtMPC 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.
*
* QtMPC 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 QtMPC. If not, see <http://www.gnu.org/licenses/>.
*/
#include "musiclibraryitemroot.h"
#include "musiclibraryitemartist.h"
#include "musiclibraryitemalbum.h"
#include "musiclibraryitemsong.h"
#include "musiclibrarymodel.h"
#include "song.h"
#include "mpdparseutils.h"
#include "localize.h"
#include "covers.h"
#include "icons.h"
#ifdef ENABLE_DEVICES_SUPPORT
#include "device.h"
#include "utils.h"
#endif
#include "onlineservice.h"
#include "onlineservicesmodel.h"
#include <QFile>
#ifdef CACHE_SCALED_COVERS
static QString cacheCoverName(const QString &artist, int size, bool createDir=false)
{
return Utils::cacheDir(Covers::constCoverDir+QString::number(size)+"/", createDir)+Covers::encodeName(artist)+".png";
}
#endif
bool MusicLibraryItemArtist::lessThan(const MusicLibraryItem *a, const MusicLibraryItem *b)
{
const MusicLibraryItemArtist *aa=static_cast<const MusicLibraryItemArtist *>(a);
const MusicLibraryItemArtist *ab=static_cast<const MusicLibraryItemArtist *>(b);
if (aa->isVarious() != ab->isVarious()) {
return aa->isVarious() > ab->isVarious();
}
return aa->baseArtist().localeAwareCompare(ab->baseArtist())<0;
}
static QPixmap *theDefaultIcon=0;
static QPixmap *theDefaultLargeIcon=0;
void MusicLibraryItemArtist::clearDefaultCover()
{
if (theDefaultIcon) {
delete theDefaultIcon;
theDefaultIcon=0;
}
if (theDefaultLargeIcon) {
delete theDefaultLargeIcon;
theDefaultLargeIcon=0;
}
}
MusicLibraryItemArtist::MusicLibraryItemArtist(const QString &data, const QString &artistName, MusicLibraryItemContainer *parent)
: MusicLibraryItemContainer(data, parent)
, m_coverIsDefault(false)
, m_cover(0)
, m_various(false)
, m_actualArtist(artistName==data ? QString() : artistName)
{
if (m_itemData.startsWith(QLatin1String("The "))) {
m_nonTheArtist=m_itemData.mid(4);
} else if (Song::isVariousArtists(m_itemData)) {
m_various=true;
}
}
bool MusicLibraryItemArtist::setCover(const QImage &img, bool update) const
{
if ((m_coverIsDefault || update) && !img.isNull()) {
int size=MusicLibraryItemAlbum::iconSize(largeImages());
QImage scaled=img.scaled(QSize(size, size), Qt::KeepAspectRatioByExpanding, Qt::SmoothTransformation);
if (scaled.width()>size || scaled.height()>size) {
scaled=scaled.copy((scaled.width()-size)/2, 0, size, size);
}
m_cover = new QPixmap(QPixmap::fromImage(scaled));
m_coverIsDefault=false;
#ifdef CACHE_SCALED_COVERS
scaled.save(cacheCoverName(data(), size, true));
#endif
return true;
}
return false;
}
const QPixmap & MusicLibraryItemArtist::cover()
{
if (m_coverIsDefault && theDefaultIcon) {
if (largeImages()) {
if (theDefaultLargeIcon) {
return *theDefaultLargeIcon;
}
} else if (theDefaultIcon) {
return *theDefaultIcon;
}
}
if (!m_cover) {
bool useLarge=largeImages();
int iSize=MusicLibraryItemAlbum::iconSize(useLarge);
int cSize=iSize;
if (0==cSize) {
cSize=22;
}
if (m_various) {
m_cover = new QPixmap(Icons::self()->variousArtistsIcon.pixmap(cSize, cSize).scaled(QSize(cSize, cSize), Qt::IgnoreAspectRatio, Qt::SmoothTransformation));
m_coverIsDefault=false;
} else {
#ifdef CACHE_SCALED_COVERS
QString cache=cacheCoverName(data(), iSize);
if (QFile::exists(cache)) {
QImage img(cache);
if (!img.isNull()) {
m_cover=new QPixmap(QPixmap::fromImage(img));
m_coverIsDefault=false;
return *m_cover;
}
}
#endif
if (useLarge) {
theDefaultLargeIcon = new QPixmap(Icons::self()->artistIcon.pixmap(cSize, cSize)
.scaled(QSize(cSize, cSize), Qt::IgnoreAspectRatio, Qt::SmoothTransformation));
} else {
theDefaultIcon = new QPixmap(Icons::self()->artistIcon.pixmap(cSize, cSize)
.scaled(QSize(cSize, cSize), Qt::IgnoreAspectRatio, Qt::SmoothTransformation));
}
m_coverIsDefault = true;
Covers::Image img;
Song song;
song.albumartist=m_itemData;
MusicLibraryItemAlbum *firstAlbum=static_cast<MusicLibraryItemAlbum *>(childItem(0));
MusicLibraryItemSong *firstSong=firstAlbum ? static_cast<MusicLibraryItemSong *>(firstAlbum->childItem(0)) : 0;
if (firstSong) {
song.file=firstSong->file();
if (Song::useComposer() && !firstSong->song().composer.isEmpty()) {
song.albumartist=firstSong->song().albumArtist();
}
}
MusicLibraryItemRoot *root=parentItem() && MusicLibraryItem::Type_Root==parentItem()->itemType()
? static_cast<MusicLibraryItemRoot *>(parentItem()) : 0;
// NO ARTIST IMAGES FOR DEVICES!
//#ifdef ENABLE_DEVICES_SUPPORT
//if (root && root->isDevice()) {
// // This item is in the devices model, so get cover from device...
// song.id=firstSong->song().id;
// static_cast<Device *>(root)->requestArtistImage(song);
//} else
//#endif
if (root && !root->useArtistImages()) {
// Not showing artist images in this model, so dont request any!
} else if (root && root->isOnlineService()) {
img.img=OnlineServicesModel::self()->requestImage(static_cast<OnlineService *>(parentItem())->id(), data(), QString(), m_imageUrl);
} else {
img=Covers::self()->requestImage(song);
}
if (!img.img.isNull()) {
setCover(img.img);
m_coverIsDefault=false;
return *m_cover;
}
return useLarge ? *theDefaultLargeIcon : *theDefaultIcon;
}
}
return *m_cover;
}
void MusicLibraryItemArtist::clearImages()
{
if (!m_coverIsDefault) {
m_coverIsDefault=true;
delete m_cover;
m_cover=0;
if (theDefaultIcon) {
m_cover=theDefaultIcon;
}
}
foreach (MusicLibraryItem *i, m_childItems) {
if (MusicLibraryItem::Type_Album==i->itemType()) {
static_cast<MusicLibraryItemAlbum *>(i)->clearImage();
}
}
}
MusicLibraryItemAlbum * MusicLibraryItemArtist::album(const Song &s, bool create)
{
QHash<QString, int>::ConstIterator it=m_indexes.find(s.albumName());
if (m_indexes.end()==it) {
return create ? createAlbum(s) : 0;
}
return static_cast<MusicLibraryItemAlbum *>(m_childItems.at(*it));
}
MusicLibraryItemAlbum * MusicLibraryItemArtist::createAlbum(const Song &s)
{
// If grouping via composer - then album name *might* need to include artist name (if this is different to composer)
// So, when creating an album entry we need to use the "Album (Artist)" value for display/sort, and still store just
// "Album" (for saving to cache, tag editing, etc.)
QString albumName=s.albumName();
MusicLibraryItemAlbum *item=new MusicLibraryItemAlbum(albumName, s.album, s.year, this);
m_indexes.insert(albumName, m_childItems.count());
m_childItems.append(item);
return item;
}
const QString & MusicLibraryItemArtist::baseArtist() const
{
return m_nonTheArtist.isEmpty() ? m_itemData : m_nonTheArtist;
}
bool MusicLibraryItemArtist::allSingleTrack() const
{
foreach (MusicLibraryItem *a, m_childItems) {
if (a->childCount()>1) {
return false;
}
}
return true;
}
void MusicLibraryItemArtist::addToSingleTracks(MusicLibraryItemArtist *other)
{
Song s;
s.album=i18n("Single Tracks");
MusicLibraryItemAlbum *single=album(s);
foreach (MusicLibraryItem *album, other->childItems()) {
single->addTracks(static_cast<MusicLibraryItemAlbum *>(album));
}
}
bool MusicLibraryItemArtist::isFromSingleTracks(const Song &s) const
{
if (Song::SingleTracks==s.type) {
return true;
}
QHash<QString, int>::ConstIterator it=m_indexes.find(i18n("Single Tracks"));
if (m_indexes.end()!=it) {
return static_cast<MusicLibraryItemAlbum *>(m_childItems.at(*it))->isSingleTrackFile(s);
}
return false;
}
void MusicLibraryItemArtist::remove(MusicLibraryItemAlbum *album)
{
int index=m_childItems.indexOf(album);
if (index<0 || index>=m_childItems.count()) {
return;
}
QHash<QString, int>::Iterator it=m_indexes.begin();
QHash<QString, int>::Iterator end=m_indexes.end();
for (; it!=end; ++it) {
if ((*it)>index) {
(*it)--;
}
}
m_indexes.remove(album->data());
delete m_childItems.takeAt(index);
resetRows();
}
QList<MusicLibraryItem *> MusicLibraryItemArtist::mutipleArtistAlbums()
{
if (isVarious()) {
return m_childItems;
}
QList<MusicLibraryItem *> ma;
QList<MusicLibraryItem *>::iterator it=m_childItems.begin();
QList<MusicLibraryItem *>::iterator end=m_childItems.end();
for(; it!=end; ++it) {
if (static_cast<MusicLibraryItemAlbum *>(*it)->detectIfIsMultipleArtists()) {
ma.append(*it);
}
}
return ma;
}
void MusicLibraryItemArtist::updateIndexes()
{
m_indexes.clear();
QList<MusicLibraryItem *>::iterator it=m_childItems.begin();
QList<MusicLibraryItem *>::iterator end=m_childItems.end();
for (int i=0; it!=end; ++it, ++i) {
m_indexes.insert((*it)->data(), i);
}
}
bool MusicLibraryItemArtist::largeImages() const
{
return m_parentItem && Type_Root==m_parentItem->itemType() &&
static_cast<MusicLibraryItemRoot *>(m_parentItem)->useLargeImages();
}