void Scene::dropEvent(QGraphicsSceneDragDropEvent * event) {
QList<QUrl> urls = event->mimeData()->urls();
if (urls.count()) {
QString filename = urls[0].toLocalFile();
emit dropedFilename(filename);
event->acceptProposedAction();
}
}
MainWindow::MainWindow(QWidget *parent, const QString &fileName)
: QMainWindow(parent) {
setupUi(this);
_zoom = new QLabel();
_zoom->setToolTip(QString("Zoom factor"));
_zoom->setFrameStyle(QFrame::Sunken);
_zoom->setAlignment(Qt::AlignHCenter);
_zoom->setMaximumWidth(50);
this->statusBar()->addPermanentWidget(_zoom, 1);
setAcceptDrops(true);
fileWatcher = 0;
imageItem = 0;
gViewResult->viewport()->setGeometry(QRect(0,0,0,0));
imageScene = new Scene();
connect(imageScene, SIGNAL(dropedFilename(QString)),
this, SLOT(openImage(QString)));
connect(imageScene, SIGNAL(sceneScaleChanged(qreal)),
this, SLOT(changeSceneScale(qreal)));
connect(imageScene, SIGNAL(rotateImage(int)),
this, SLOT(rotate(int)));
connect(imageScene, SIGNAL(imageInfoTriggered()), this, SLOT(imageInfo()));
connect(imageScene, SIGNAL(detectOrientationSignal()), this,
SLOT(on_actionDetectOrientation_triggered()));
gViewResult->setScene(imageScene);
gViewResult->setRenderHint(QPainter::Antialiasing);
gViewResult->setCacheMode(QGraphicsView::CacheBackground);
gViewResult->setViewportUpdateMode(QGraphicsView::BoundingRectViewportUpdate);
gViewResult->setOptimizationFlags(QGraphicsView::DontSavePainterState | QGraphicsView::DontAdjustForAntialiasing);
gViewResult->viewport()->setSizeIncrement(gViewResult->sceneRect().width(),gViewResult->sceneRect().height());
gViewResult->viewport()->setSizeIncrement(gViewResult->sceneRect().width(),gViewResult->sceneRect().height());
connect(actionAbout, SIGNAL(triggered()), this, SLOT(about()));
connect(actionAbout_Qt, SIGNAL(triggered()), this, SLOT(aboutQt()));
for (int i = 0; i < MaxRecentFiles; ++i) {
recentFileActs[i] = new QAction(this);
recentFileActs[i]->setVisible(false);
connect(recentFileActs[i], SIGNAL(triggered()),
this, SLOT(openRecentFile()));
}
fSeparatorAct = menuFile->addSeparator();
for (int i = 0; i < MaxRecentFiles; ++i)
menuFile->addAction(recentFileActs[i]);
updateRecentFileActions();
readSettings(true);
if (fileName.isEmpty()) {
// Open last file on init if there was no argument
recentFile = recentFileActs[0]->data().toString();
} else {
recentFile = fileName;
setZoom(1.0);
}
if (!recentFile.isEmpty())
openImage(recentFile);
// default values for Clean Dark Background
blackval = 70;
whiteval = 180;
thresh = 60;
}
