diff options
Diffstat (limited to 'src-qt5/desktop-utils/lumina-pdf/mainUI.cpp')
| -rw-r--r-- | src-qt5/desktop-utils/lumina-pdf/mainUI.cpp | 186 |
1 files changed, 139 insertions, 47 deletions
diff --git a/src-qt5/desktop-utils/lumina-pdf/mainUI.cpp b/src-qt5/desktop-utils/lumina-pdf/mainUI.cpp index ce2707c9..f0429b9d 100644 --- a/src-qt5/desktop-utils/lumina-pdf/mainUI.cpp +++ b/src-qt5/desktop-utils/lumina-pdf/mainUI.cpp @@ -28,7 +28,6 @@ MainUI::MainUI() : QMainWindow(), ui(new Ui::MainUI()){ this->setWindowIcon( LXDG::findIcon("application-pdf","unknown")); presentationLabel = 0; CurrentPage = 0; - ccw = 0; lastdir = QDir::homePath(); Printer = new QPrinter(); //Create the interface widgets @@ -47,6 +46,7 @@ MainUI::MainUI() : QMainWindow(), ui(new Ui::MainUI()){ //Now put the widgets into the UI this->setCentralWidget(WIDGET); WIDGET->setContextMenuPolicy(Qt::CustomContextMenu); + connect(qApp, SIGNAL(focusChanged(QWidget*, QWidget*)), this, SLOT(newFocus(QWidget*, QWidget*))); connect(WIDGET, SIGNAL(customContextMenuRequested(const QPoint&)),this, SLOT(showContextMenu(const QPoint&)) ); connect(WIDGET, SIGNAL(paintRequested(QPrinter*)), this, SLOT(paintOnWidget(QPrinter*)) ); DOC = 0; @@ -54,7 +54,7 @@ MainUI::MainUI() : QMainWindow(), ui(new Ui::MainUI()){ PrintDLG = new QPrintDialog(this); connect(PrintDLG, SIGNAL(accepted(QPrinter*)), this, SLOT(paintToPrinter(QPrinter*)) ); - connect(ui->menuStart_Presentation, SIGNAL(triggered(QAction*)), this, SLOT(slotStartPresentation(QAction*)) ); + //connect(ui->menuStart_Presentation, SIGNAL(triggered(QAction*)), this, SLOT(slotStartPresentation(QAction*)) ); //Create the other interface widgets progress = new QProgressBar(this); @@ -88,11 +88,37 @@ MainUI::MainUI() : QMainWindow(), ui(new Ui::MainUI()){ connect(ui->actionSingle_Page, SIGNAL(triggered()), WIDGET, SLOT(setSinglePageViewMode()) ); connect(ui->actionDual_Pages, SIGNAL(triggered()), WIDGET, SLOT(setFacingPagesViewMode()) ); connect(ui->actionAll_Pages, SIGNAL(triggered()), WIDGET, SLOT(setAllPagesViewMode()) ); - connect(ui->actionScroll_Mode, SIGNAL(toggled(bool)), this, SLOT(setScroll(bool)) ); + //connect(ui->actionScroll_Mode, &QAction::triggered, this, [&] { this->setScroll(true); }); + //connect(ui->actionSelect_Mode, &QAction::triggered, this, [&] { this->setScroll(false); }); connect(ui->actionZoom_In, &QAction::triggered, WIDGET, [&] { WIDGET->zoomIn(1.2); }); connect(ui->actionZoom_Out, &QAction::triggered, WIDGET, [&] { WIDGET->zoomOut(1.2); }); - connect(ui->actionRotate_Counterclockwise, &QAction::triggered, this, [&] { this->rotate(Printer, true); }); - connect(ui->actionRotate_Clockwise, &QAction::triggered, this, [&] { this->rotate(Printer, false); }); + connect(ui->actionRotate_Counterclockwise, &QAction::triggered, this, [&] { this->rotate(true); }); + connect(ui->actionRotate_Clockwise, &QAction::triggered, this, [&] { this->rotate(false); }); + connect(ui->actionZoom_In_2, &QAction::triggered, WIDGET, [&] { WIDGET->zoomIn(1.2); }); + connect(ui->actionZoom_Out_2, &QAction::triggered, WIDGET, [&] { WIDGET->zoomOut(1.2); }); + connect(ui->actionFirst_Page, SIGNAL(triggered()), this, SLOT(firstPage()) ); + connect(ui->actionPrevious_Page, SIGNAL(triggered()), this, SLOT(prevPage()) ); + connect(ui->actionNext_Page, SIGNAL(triggered()), this, SLOT(nextPage()) ); + connect(ui->actionLast_Page, SIGNAL(triggered()), this, SLOT(lastPage()) ); + connect(ui->actionProperties, SIGNAL(triggered()), this, SLOT(showInformation())); + + //int curP = WIDGET->currentPage()-1; //currentPage reports pages starting at 1 + //int lastP = numPages-1; + ui->actionFirst_Page->setText(tr("First Page")); + ui->actionPrevious_Page->setText(tr("Previous Page")); + ui->actionNext_Page->setText(tr("Next Page")); + ui->actionLast_Page->setText(tr("Last Page")); + /*ui->actionFirst_Page->setEnabled(curP!=0); + ui->actionPrevious_Page->setEnabled(curP>0); + ui->actionNext_Page->setEnabled(curP<lastP); + ui->actionLast_Page->setEnabled(curP!=lastP);*/ + + ui->actionStart_Here->setText(tr("Start Presentation (current slide)")); + connect(ui->actionStart_Here, SIGNAL(triggered()), this, SLOT(startPresentationHere()) ); + ui->actionStart_Begin->setText(tr("Start Presentation (at beginning)")); + connect(ui->actionStart_Begin, SIGNAL(triggered()), this, SLOT(startPresentationBeginning()) ); + ui->actionStop_Presentation->setText(tr("Stop Presentation")); + connect(ui->actionStop_Presentation, SIGNAL(triggered()), this, SLOT(closePresentation()) ); //Setup all the icons ui->actionPrint->setIcon( LXDG::findIcon("document-print","")); @@ -104,14 +130,31 @@ MainUI::MainUI() : QMainWindow(), ui(new Ui::MainUI()){ ui->actionDual_Pages->setIcon(LXDG::findIcon("format-view-grid-small","")); ui->actionAll_Pages->setIcon(LXDG::findIcon("format-view-grid-large","")); ui->actionScroll_Mode->setIcon(LXDG::findIcon("cursor-pointer","")); + ui->actionSelect_Mode->setIcon(LXDG::findIcon("cursor-text","")); ui->actionZoom_In->setIcon(LXDG::findIcon("zoom-in","")); ui->actionZoom_Out->setIcon(LXDG::findIcon("zoom-out","")); + ui->actionZoom_In_2->setIcon(LXDG::findIcon("zoom-in","")); + ui->actionZoom_Out_2->setIcon(LXDG::findIcon("zoom-out","")); ui->actionRotate_Counterclockwise->setIcon(LXDG::findIcon("object-rotate-left","")); ui->actionRotate_Clockwise->setIcon(LXDG::findIcon("object-rotate-right","")); + ui->actionFirst_Page->setIcon(LXDG::findIcon("go-first","")); + ui->actionPrevious_Page->setIcon(LXDG::findIcon("go-previous","")); + ui->actionNext_Page->setIcon(LXDG::findIcon("go-next","")); + ui->actionLast_Page->setIcon(LXDG::findIcon("go-last","")); + ui->actionStart_Here->setIcon(LXDG::findIcon("media-playback-start-circled","")); + ui->actionStart_Begin->setIcon(LXDG::findIcon("presentation-play","")); + ui->actionStop_Presentation->setIcon(LXDG::findIcon("media-playback-stop-circled","")); + ui->actionBookmarks->setIcon(LXDG::findIcon("bookmark-new","")); + ui->actionFind->setIcon(LXDG::findIcon("edit-find","")); + ui->actionFind_Next->setIcon(LXDG::findIcon("edit-find-next","")); + ui->actionFind_Previous->setIcon(LXDG::findIcon("edit-find-prev","")); + ui->actionProperties->setIcon(LXDG::findIcon("dialog-information","")); + ui->actionSettings->setIcon(LXDG::findIcon("document-properties","")); //Now set the default state of the menu's and actions - ui->menuStart_Presentation->setEnabled(false); ui->actionStop_Presentation->setEnabled(false); + ui->actionStart_Here->setEnabled(false); + ui->actionStart_Begin->setEnabled(false); } MainUI::~MainUI(){ @@ -256,7 +299,8 @@ void MainUI::startPresentation(bool atStart){ presentationLabel->showFullScreen(); ui->actionStop_Presentation->setEnabled(true); - ui->menuStart_Presentation->setEnabled(false); + ui->actionStart_Here->setEnabled(false); + ui->actionStart_Begin->setEnabled(false); updateClock(); clockAct->setVisible(true); clockTimer->start(); @@ -296,7 +340,8 @@ void MainUI::endPresentation(){ if(presentationLabel==0 || !presentationLabel->isVisible()){ return; } //not in presentation mode presentationLabel->hide(); //just hide this (no need to re-create the label for future presentations) ui->actionStop_Presentation->setEnabled(false); - ui->menuStart_Presentation->setEnabled(true); + ui->actionStart_Here->setEnabled(true); + ui->actionStart_Begin->setEnabled(true); clockTimer->stop(); clockAct->setVisible(false); this->releaseKeyboard(); @@ -311,8 +356,6 @@ void MainUI::startLoadingPages(QPrinter *printer){ progress->setValue(0); progAct->setVisible(true); QRectF pageSize = printer->pageRect(QPrinter::DevicePixel); - printer->setPageSize(QPageSize(QSize(pageSize.width()*2, pageSize.height()*2))); - qDebug() << "Starting size" << pageSize.size(); QSize DPI(printer->resolution(),printer->resolution()); /*qDebug() << "Screen Resolutions:"; QList<QScreen*> screens = QApplication::screens(); @@ -321,49 +364,46 @@ void MainUI::startLoadingPages(QPrinter *printer){ }*/ for(int i=0; i<numPages; i++){ //qDebug() << " - Kickoff page load:" << i; - this->ccw = 0; + //this->ccw = 0; QtConcurrent::run(this, &MainUI::loadPage, i, DOC, this, DPI, pageSize.size()); } } void MainUI::slotPageLoaded(int page){ + Q_UNUSED(page); //qDebug() << "Page Loaded:" << page; int finished = loadingHash.keys().length(); if(finished == numPages){ progAct->setVisible(false); QTimer::singleShot(0, WIDGET, SLOT(updatePreview())); - qDebug() << "Updating"; + //qDebug() << "Updating"; ui->actionStop_Presentation->setEnabled(false); - ui->menuStart_Presentation->setEnabled(true); + ui->actionStart_Here->setEnabled(true); + ui->actionStart_Begin->setEnabled(true); }else{ progress->setValue(finished); } } -void MainUI::slotStartPresentation(QAction *act){ +/*void MainUI::slotStartPresentation(QAction *act){ startPresentation(act == ui->actionAt_Beginning); -} +}*/ void MainUI::paintOnWidget(QPrinter *PRINTER){ if(DOC==0){ return; } - //this->show(); - qDebug() << "Painting"; - qDebug() << numPages << loadingHash.keys().length(); if(loadingHash.keys().length() != numPages){ startLoadingPages(PRINTER); return; } + //Increase the resolution of the page to match the image to prevent downscaling + PRINTER->setPageSize(QPageSize(PRINTER->pageRect().size()*2)); + qDebug() << PRINTER->pageRect().size() << loadingHash[0].size(); QPainter painter(PRINTER); - for(int i=0; i<numPages; i++){ - if(i != 0){ PRINTER->newPage(); } //this is the start of the next page (not needed for first) - if(loadingHash.contains(i)){ painter.drawImage(0,0, loadingHash[i].scaled(PRINTER->pageRect().size(), Qt::KeepAspectRatio, Qt::SmoothTransformation)); qDebug() << PRINTER->pageRect().size();} - else{ painter.drawImage(0,0, QImage()); } - if(ccw != 0) { - QTransform transform; - transform.rotate((ccw-1) ? 270 : 90); - painter.setTransform(transform); - //painter.rotate((ccw-1) ? 270 : 90); - } - } + for(int i=0; i<numPages; i++){ + if(i != 0){ PRINTER->newPage(); } //this is the start of the next page (not needed for first) + if(loadingHash.contains(i)){ painter.drawImage(0,0, loadingHash[i].scaled(PRINTER->pageRect().size(), Qt::KeepAspectRatio, Qt::SmoothTransformation)); } + else{ painter.drawImage(0,0, QImage()); } + } WIDGET->setContextMenuPolicy(Qt::CustomContextMenu); + loadingHash.clear(); } void MainUI::paintToPrinter(QPrinter *PRINTER){ @@ -403,7 +443,6 @@ void MainUI::paintToPrinter(QPrinter *PRINTER){ } } //qDebug() << "Final Page Range:" << pageCount; - //return; //Generate the sizing information for the printer QSize sz(PRINTER->pageRect().width(), PRINTER->pageRect().height()); bool landscape = PRINTER->orientation()==QPrinter::Landscape; @@ -443,32 +482,85 @@ void MainUI::setScroll(bool tog) { }else{ QApplication::setOverrideCursor(Qt::IBeamCursor); } - //WIDGET-> } -void MainUI::rotate(QPrinter *printer, bool ccw) { - QRectF pageSize = printer->pageRect(QPrinter::DevicePixel); - QSize dpi(printer->resolution(),printer->resolution()); - this->ccw = ccw+1; - for(int i=0; i < numPages; i++) - QtConcurrent::run(this, &MainUI::loadPage, i, DOC, this, dpi, pageSize.size()); +void MainUI::rotate(bool ccw) { + for(int i = 0; i < numPages; i++) { + QImage image = loadingHash[i]; + //Setup a rotation matrix that rotates 90 degrees clockwise or counterclockwise + QMatrix matrix = (ccw) ? QMatrix(0, -1, 1, 0, 0, 0) : QMatrix(0, 1, -1, 0, 0, 0); + image = image.transformed(matrix, Qt::SmoothTransformation); + //Updates the image in the hash + loadingHash.insert(i, image); + } + //Rotates the page as well as the image + WIDGET->setOrientation((WIDGET->orientation() == QPrinter::Landscape) ? + QPrinter::Portrait : QPrinter::Landscape); + WIDGET->updatePreview(); } void MainUI::updateContextMenu(){ contextMenu->clear(); - int curP = WIDGET->currentPage()-1; //currentPage reports pages starting at 1 - int lastP = numPages-1; - contextMenu->addSection( QString(tr("Page %1 of %2")).arg(QString::number(curP+1), QString::number(lastP+1) ) ); - contextMenu->addAction(tr("Next Page"), this, SLOT(nextPage()))->setEnabled(curP<lastP); - contextMenu->addAction(tr("Previous Page"), this, SLOT(prevPage()))->setEnabled( curP>0 ); + contextMenu->addSection( QString(tr("Page %1 of %2")).arg(QString::number(WIDGET->currentPage()), + QString::number(numPages) ) ); + contextMenu->addAction(ui->actionPrevious_Page); + contextMenu->addAction(ui->actionNext_Page); contextMenu->addSeparator(); - contextMenu->addAction(tr("First Page"), this, SLOT(firstPage()))->setEnabled(curP!=0); - contextMenu->addAction(tr("Last Page"), this, SLOT(lastPage()))->setEnabled(curP!=lastP); + contextMenu->addAction(ui->actionFirst_Page); + contextMenu->addAction(ui->actionLast_Page); contextMenu->addSeparator(); if(presentationLabel==0 || !presentationLabel->isVisible()){ - contextMenu->addAction(tr("Start Presentation (current slide)"), this, SLOT(startPresentationHere()) ); - contextMenu->addAction(tr("Start Presentation (at beginning)"), this, SLOT(startPresentationBeginning()) ); + contextMenu->addAction(ui->actionStart_Begin); + contextMenu->addAction(ui->actionStart_Here); + }else{ + contextMenu->addAction(ui->actionStop_Presentation); + } +} + +void MainUI::keyPressEvent(QKeyEvent *event){ + //See if this is one of the special hotkeys and act appropriately + bool inPresentation = (presentationLabel!=0); + if( event->key()==Qt::Key_Escape || event->key()==Qt::Key_Backspace){ + if(inPresentation){ endPresentation(); } + }else if(event->key()==Qt::Key_Right || event->key()==Qt::Key_Space || + event->key()==Qt::Key_PageDown){ + nextPage(); + }else if(event->key()==Qt::Key_Left || event->key()==Qt::Key_PageUp){ + prevPage(); + }else if(event->key()==Qt::Key_Home){ + firstPage(); + }else if(event->key()==Qt::Key_End){ + lastPage(); + }else if(event->key()==Qt::Key_F11){ + if(inPresentation){ endPresentation(); } + else{ startPresentationHere(); } + }else if(event->key() == Qt::Key_Up) { + //Scroll the widget up + }else if(event->key() == Qt::Key_Down) { + //Scroll the widget down + /*qDebug() << "Send Wheel Event"; + QWheelEvent wEvent( WIDGET->mapFromGlobal(QCursor::pos()), QCursor::pos(),QPoint(0,0), QPoint(0,30), 0, Qt::Vertical, Qt::LeftButton, Qt::NoModifier); + QApplication::sendEvent(WIDGET, &wEvent);*/ }else{ - contextMenu->addAction(tr("Stop Presentation"), this, SLOT(closePresentation()) ); + QMainWindow::keyPressEvent(event); } } + +void MainUI::wheelEvent(QWheelEvent *event) { + //Scroll the window according to the mouse wheel + QMainWindow::wheelEvent(event); +} + +void MainUI::newFocus(QWidget *oldW, QWidget *newW) { + Q_UNUSED(oldW); + //qDebug() << "NEW: " << newW << "OLD: " << oldW; + if(newW and newW != this) { + newW->setFocusPolicy(Qt::NoFocus); + this->setFocus(); + } +} + +void MainUI::showInformation() { + PROPDIALOG = new PropDialog(DOC); + PROPDIALOG->show(); +} |