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;
}
WebcamContent::WebcamContent(int input, QGraphicsScene * scene, QGraphicsItem * parent)
: AbstractContent(scene, parent, false)
, m_input(input)
, m_still(false)
{
// enable frame text
setFrameTextEnabled(true);
setFrameText(tr("This is a mirror ;-)"));
// initial pixmap
setPixmap(QPixmap(":/data/insert-camera.png"));
// add swap button
ButtonItem * bSwap = new ButtonItem(ButtonItem::Control, Qt::blue, QIcon(":/data/action-flip-horizontal.png"), this);
bSwap->setToolTip(tr("Mirror Video"));
connect(bSwap, SIGNAL(clicked()), this, SLOT(slotToggleSwap()));
addButtonItem(bSwap);
// add snapshot button
ButtonItem * bStill = new ButtonItem(ButtonItem::Control, Qt::blue, QIcon(":/data/action-snapshot.png"), this);
bStill->setToolTip(tr("Still picture"));
connect(bStill, SIGNAL(clicked()), this, SLOT(slotToggleStill()));
addButtonItem(bStill);
// start the video flow
VideoProvider::instance()->connectInput(input, this, SLOT(setPixmap(const QPixmap &)));
}
PictureContent::PictureContent(QGraphicsScene * scene, QGraphicsItem * parent)
: AbstractContent(scene, parent, false)
, m_photo(0)
, m_opaquePhoto(false)
, m_progress(0)
, m_netWidth(0)
, m_netHeight(0)
, m_netReply(0)
{
// enable frame text
setFrameTextEnabled(true);
setFrameText(tr("..."));
// add flipping buttons
ButtonItem * bFlipH = new ButtonItem(ButtonItem::FlipH, Qt::blue, QIcon(":/data/action-flip-horizontal.png"), this);
bFlipH->setToolTip(tr("Flip horizontally"));
bFlipH->setFlag(QGraphicsItem::ItemIgnoresTransformations, false);
connect(bFlipH, SIGNAL(clicked()), this, SIGNAL(flipHorizontally()));
addButtonItem(bFlipH);
ButtonItem * bFlipV = new ButtonItem(ButtonItem::FlipV, Qt::blue, QIcon(":/data/action-flip-vertical.png"), this);
bFlipV->setToolTip(tr("Flip vertically"));
bFlipV->setFlag(QGraphicsItem::ItemIgnoresTransformations, false);
addButtonItem(bFlipV);
connect(bFlipV, SIGNAL(clicked()), this, SIGNAL(flipVertically()));
/*ButtonItem * bCrop = new ButtonItem(ButtonItem::Control, Qt::blue, QIcon(":/data/action-scale.png"), this);
bCrop->setToolTip(tr(""));
bCrop->setFlag(QGraphicsItem::ItemIgnoresTransformations, false);
addButtonItem(bCrop);
connect(bCrop, SIGNAL(clicked()), this, SIGNAL(toggleCropMode()));*/
}
bool AbstractContent::fromXml(QDomElement & contentElement, const QDir & /*baseDir*/)
{
// restore content properties
QDomElement domElement;
// Load image size saved in the rect node
domElement = contentElement.firstChildElement("rect");
qreal x, y, w, h;
x = domElement.firstChildElement("x").text().toDouble();
y = domElement.firstChildElement("y").text().toDouble();
w = domElement.firstChildElement("w").text().toDouble();
h = domElement.firstChildElement("h").text().toDouble();
resizeContents(QRect(x, y, w, h));
// Load position coordinates
domElement = contentElement.firstChildElement("pos");
x = domElement.firstChildElement("x").text().toDouble();
y = domElement.firstChildElement("y").text().toDouble();
setPos(x, y);
qreal zvalue = contentElement.firstChildElement("zvalue").text().toDouble();
setZValue(zvalue);
bool visible = contentElement.firstChildElement("visible").text().toInt();
setVisible(visible);
qreal opacity = contentElement.firstChildElement("opacity").text().toDouble();
if (opacity > 0.0 && opacity < 1.0)
setContentOpacity(opacity);
int fxIdx = contentElement.firstChildElement("fxindex").text().toInt();
if (fxIdx > 0)
setFxIndex(fxIdx);
bool hasText = contentElement.firstChildElement("frame-text-enabled").text().toInt();
setFrameTextEnabled(hasText);
if (hasText) {
QString text = contentElement.firstChildElement("frame-text").text();
setFrameText(text);
}
quint32 frameClass = contentElement.firstChildElement("frame-class").text().toInt();
setFrame(frameClass ? FrameFactory::createFrame(frameClass) : 0);
// restore transformation
QDomElement te = contentElement.firstChildElement("transformation");
if (!te.isNull()) {
m_perspectiveAngles = QPointF(te.attribute("xRot").toDouble(), te.attribute("yRot").toDouble());
#if QT_VERSION < 0x040600
m_rotationAngle = te.attribute("zRot").toDouble();
#else
setRotation(te.attribute("zRot").toDouble());
#endif
applyTransforms();
}
domElement = contentElement.firstChildElement("mirror");
setMirrored(domElement.attribute("state").toInt());
return true;
}
bool AbstractContent::fromXml(QDomElement & pe)
{
// restore content properties
QDomElement domElement;
// Load image size saved in the rect node
domElement = pe.firstChildElement("rect");
qreal x, y, w, h;
x = domElement.firstChildElement("x").text().toDouble();
y = domElement.firstChildElement("y").text().toDouble();
w = domElement.firstChildElement("w").text().toDouble();
h = domElement.firstChildElement("h").text().toDouble();
resizeContents(QRect(x, y, w, h));
// Load position coordinates
domElement = pe.firstChildElement("pos");
x = domElement.firstChildElement("x").text().toDouble();
y = domElement.firstChildElement("y").text().toDouble();
setPos(x, y);
int zvalue = pe.firstChildElement("zvalue").text().toDouble();
setZValue(zvalue);
bool visible = pe.firstChildElement("visible").text().toInt();
setVisible(visible);
bool hasText = pe.firstChildElement("frame-text-enabled").text().toInt();
setFrameTextEnabled(hasText);
if (hasText) {
QString text = pe.firstChildElement("frame-text").text();
setFrameText(text);
}
quint32 frameClass = pe.firstChildElement("frame-class").text().toInt();
setFrame(frameClass ? FrameFactory::createFrame(frameClass) : 0);
// restore transformation
QDomElement te = pe.firstChildElement("transformation");
if (!te.isNull()) {
m_xRotationAngle = te.attribute("xRot").toDouble();
m_yRotationAngle = te.attribute("yRot").toDouble();
m_zRotationAngle = te.attribute("zRot").toDouble();
applyRotations();
}
domElement = pe.firstChildElement("mirror");
setMirrorEnabled(domElement.attribute("state").toInt());
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;
}
PictureContent::PictureContent(bool spontaneous, QGraphicsScene * scene, QGraphicsItem * parent)
: AbstractContent(scene, spontaneous, false, parent)
, m_photo(0)
, m_opaquePhoto(false)
, m_progress(0)
, m_netWidth(0)
, m_netHeight(0)
, m_netReply(0)
, m_watcher(0)
, m_watcherTimer(0)
{
// enable frame text
setFrameTextEnabled(true);
setFrameText(tr("..."));
// allow dropping
setAcceptDrops(true);
// add flipping buttons
ButtonItem * bFlipH = new ButtonItem(ButtonItem::FlipH, Qt::blue, QIcon(":/data/action-flip-horizontal.png"), this);
bFlipH->setToolTip(tr("Flip horizontally"));
bFlipH->setFlag(QGraphicsItem::ItemIgnoresTransformations, false);
connect(bFlipH, SIGNAL(clicked()), this, SIGNAL(flipHorizontally()));
addButtonItem(bFlipH);
ButtonItem * bFlipV = new ButtonItem(ButtonItem::FlipV, Qt::blue, QIcon(":/data/action-flip-vertical.png"), this);
bFlipV->setToolTip(tr("Flip vertically"));
bFlipV->setFlag(QGraphicsItem::ItemIgnoresTransformations, false);
addButtonItem(bFlipV);
connect(bFlipV, SIGNAL(clicked()), this, SIGNAL(flipVertically()));
#if 0
// add cropping button (TODO: enable this?)
ButtonItem * bCrop = new ButtonItem(ButtonItem::Control, Qt::blue, QIcon(":/data/action-scale.png"), this);
bCrop->setToolTip(tr(""));
bCrop->setFlag(QGraphicsItem::ItemIgnoresTransformations, false);
addButtonItem(bCrop);
connect(bCrop, SIGNAL(clicked()), this, SIGNAL(requestCrop()));
#endif
}
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;
}