bool PictureContent::loadPhoto(const QString & fileName, bool keepRatio, bool setName)
{
dropNetworkConnection();
delete m_photo;
m_cachedPhoto = QPixmap();
m_opaquePhoto = false;
m_photo = 0;
m_fileUrl = QString();
m_netWidth = 0;
m_netHeight = 0;
m_photo = new CPixmap(fileName);
if (m_photo->isNull()) {
delete m_photo;
m_photo = 0;
return false;
}
m_opaquePhoto = !m_photo->hasAlpha();
m_fileUrl = fileName;
if (keepRatio)
resetContentsRatio();
if (setName) {
QString string = QFileInfo(fileName).fileName().section('.', 0, 0);
string = string.mid(0, 10);
setFrameText(string + tr("..."));
}
applyPostLoadEffects();
// notify image change
emit contentChanged();
return true;
}
bool PictureContent::loadFromNetwork(const QString & url, QNetworkReply * reply, const QString & title, int width, int height)
{
dropNetworkConnection();
delete m_photo;
m_cachedPhoto = QPixmap();
m_opaquePhoto = false;
m_photo = 0;
m_fileUrl = url;
m_netWidth = width;
m_netHeight = height;
// start a download if not passed as a paramenter
if (!reply) {
// the QNAM will be auto-deleted on closure
QNetworkAccessManager * nam = new QNetworkAccessManager(this);
QNetworkRequest request(url);
m_netReply = nam->get(request);
} else
m_netReply = reply;
// set title
if (!title.isEmpty()) {
setFrameTextEnabled(true);
setFrameText(title);
}
#if QT_VERSION >= 0x040600
// Immediate Decode: just handle the reply if done
if (m_netReply->isFinished())
return slotLoadNetworkData();
#else
// No Precaching ensures signals to be emitted later
#endif
// Deferred Decode: listen to the network job
setAcceptHoverEvents(false);
setControlsVisible(false);
m_progress = 0.01;
connect(m_netReply, SIGNAL(finished()), this, SLOT(slotLoadNetworkData()));
connect(m_netReply, SIGNAL(error(QNetworkReply::NetworkError)), this, SLOT(slotNetworkError()));
connect(m_netReply, SIGNAL(downloadProgress(qint64,qint64)), this, SLOT(slotNetworkProgress(qint64,qint64)));
// reset size, if got the network one
if (m_netWidth > 0 && m_netHeight > 0)
resetContentsRatio();
return true;
}
bool PictureContent::loadPixmap(const QPixmap & pixmap, const QString & title)
{
dropNetworkConnection();
delete m_photo;
m_cachedPhoto = QPixmap();
m_opaquePhoto = false;
m_photo = 0;
m_fileUrl = QString();
m_netWidth = 0;
m_netHeight = 0;
m_photo = new CPixmap(pixmap.toImage());
m_opaquePhoto = !pixmap.hasAlpha();
m_fileUrl = QString("data:/");
resetContentsRatio();
setFrameTextEnabled(!title.isEmpty());
setFrameText(title);
applyPostLoadEffects();
// notify image change
emit contentChanged();
return true;
}
