MainWindow::MainWindow(QWidget *parent) :
QMainWindow(parent),
ui(new Ui::MainWindow),
theCurImageIndex(0),
theProcessingInProgressFlag(false)
{
ui->setupUi(this);
theDragModeStrings.insert(QGraphicsView::NoDrag, "No Drag Mode");
theDragModeStrings.insert(QGraphicsView::RubberBandDrag, "Selection Mode");
theDragModeStrings.insert(QGraphicsView::ScrollHandDrag, "Scroll Mode");
connect(ui->thePic, SIGNAL(scrollModeChanged(QGraphicsView::DragMode)),
this, SLOT(updateStatusBar(QGraphicsView::DragMode)));
connect(ui->thePic, SIGNAL(rectangleSelected(QPoint,QPoint)),
this, SLOT(rectangleSelection(QPoint,QPoint)));
// List manipulation button handlers
connect(ui->theUpButton, SIGNAL(clicked()),
this, SLOT(movePageSelectionUp()));
connect(ui->theDownButton, SIGNAL(clicked()),
this, SLOT(movePageSelectionDown()));
connect(ui->theDeleteButton, SIGNAL(clicked()),
this, SLOT(deletePageSelection()));
// Want to know when the Process Images button should be enabled. The rectangleSelection and deletePageSelection
// button are the two buttons that effect the number of items in the list
connect(ui->thePic, SIGNAL(rectangleSelected(QPoint,QPoint)),
this, SLOT(isImageProcessingAllowed()));
connect(ui->theDeleteButton, SIGNAL(clicked()),
this, SLOT(isImageProcessingAllowed()));
connect(ui->theNextImageButton, SIGNAL(clicked()),
this, SLOT(nextImage()));
connect(ui->thePreviousImageButton, SIGNAL(clicked()),
this, SLOT(previousImage()));
connect(ui->theProcessImagesButton, SIGNAL(clicked()),
this, SLOT(processImages()));
connect(ui->theWritePdfButton, SIGNAL(clicked()),
this, SLOT(writePdf()));
// Connect menu buttons
connect(ui->actionAbout, SIGNAL(triggered()),
this, SLOT(showAboutDialog()));
connect(ui->actionAbout_Qt, SIGNAL(triggered()),
this, SLOT(showAboutQtDialog()));
connect(ui->actionStart_Server, SIGNAL(triggered()),
this, SLOT(startServerDialog()));
connect(ui->actionOpen_Directory, SIGNAL(triggered()),
this, SLOT(openDirectoryChooser()));
updateStatusBar(ui->thePic->dragMode());
}
void MainWindow::crop(QRect rect)
{
int index = ui->imagesTabWidget->currentIndex();
QString name = ui->imagesTabWidget->tabText(index);
if (rect.width() != 0 && rect.height() != 0) {
cv::Rect roi(rect.x(), rect.y(), rect.width(), rect.height());
cv::Mat mat = workingImage->current(roi);
Image* newImage = new Image(mat, this);
images.push_back(newImage);
ui->imagesTabWidget->insertTab(++index, newImage, name + " (crop)");
}
enableAllTabs();
enableAllOperations();
disconnect(workingImage, SIGNAL(rectangleSelected(QRect)),
this, SLOT(crop(QRect)));
disconnect(workingImage, SIGNAL(status(QString)),
ui->statusBar, SLOT(showMessage(QString)));
ui->statusBar->clearMessage();
}
void MainWindow::on_actionCrop_triggered()
{
if (workingImage) {
disableOtherTabs();
setOperationsEnabled(false);
connect(workingImage, SIGNAL(rectangleSelected(QRect)),
this, SLOT(crop(QRect)));
connect(workingImage, SIGNAL(status(QString)),
ui->statusBar, SLOT(showMessage(QString)));
workingImage->setSelectionMode(Image::Rectangle);
}
}
void DisplayWidget::mouseReleaseEvent(QMouseEvent *event)
{
QRect rubberRect = QRect(origin, event->pos()).normalized();
emit rectangleSelected(rubberRect);
}
