diff options
-rw-r--r-- | src-qt5/desktop-utils/lumina-pdf/mainUI.cpp | 38 |
1 files changed, 25 insertions, 13 deletions
diff --git a/src-qt5/desktop-utils/lumina-pdf/mainUI.cpp b/src-qt5/desktop-utils/lumina-pdf/mainUI.cpp index ad6dc560..cc784b98 100644 --- a/src-qt5/desktop-utils/lumina-pdf/mainUI.cpp +++ b/src-qt5/desktop-utils/lumina-pdf/mainUI.cpp @@ -72,12 +72,16 @@ MainUI::MainUI() : QMainWindow(), ui(new Ui::MainUI()){ //Setup all the icons ui->actionPrint->setIcon( LXDG::findIcon("document-print","")); ui->actionClose->setIcon( LXDG::findIcon("window-close","")); - ui->actionFit_Width->setIcon(LXDG::findIcon("arrow-expand-all","")); + ui->actionFit_Width->setIcon(LXDG::findIcon("transform-scale","")); ui->actionFit_Page->setIcon(LXDG::findIcon("zoom-fit-best","")); ui->actionOpen_PDF->setIcon(LXDG::findIcon("document-open","")); - ui->actionSingle_Page->setIcon(LXDG::findIcon("view-preview","")); - ui->actionDual_Pages->setIcon(LXDG::findIcon("format-view-agenda","")); - ui->actionAll_Pages->setIcon(LXDG::findIcon("format-view-grid-small","")); + ui->actionSingle_Page->setIcon(LXDG::findIcon("format-view-agenda","")); + ui->actionDual_Pages->setIcon(LXDG::findIcon("format-view-grid-small","")); + ui->actionAll_Pages->setIcon(LXDG::findIcon("format-view-grid-large","")); + + //Now set the default state of the menu's and actions + ui->menuStart_Presentation->setEnabled(false); + ui->actionStop_Presentation->setEnabled(false); } MainUI::~MainUI(){ @@ -126,7 +130,7 @@ void MainUI::loadFile(QString path){ Printer->setOrientation(QPrinter::Portrait); } delete PAGE; - qDebug() << " - Document Setup"; + qDebug() << " - Document Setup : start loading pages now"; QTimer::singleShot(10, WIDGET, SLOT(updatePreview())); //start loading the file preview } @@ -136,7 +140,8 @@ void MainUI::loadPage(int num, Poppler::Document *doc, MainUI *obj, QSize dpi, Q //qDebug() << " - Render Page:" << num; Poppler::Page *PAGE = doc->page(num); if(PAGE!=0){ - loadingHash.insert(num, PAGE->renderToImage(3*dpi.width(), 3*dpi.height()).scaled(page.width(), page.height(), Qt::IgnoreAspectRatio, Qt::SmoothTransformation) ); + //qDebug() << "DPI:" << 4*dpi; + loadingHash.insert(num, PAGE->renderToImage(2.5*dpi.width(), 2.5*dpi.height()).scaled(2*page.width(), 2*page.height(), Qt::IgnoreAspectRatio, Qt::SmoothTransformation) ); }else{ loadingHash.insert(num, QImage()); } @@ -206,12 +211,14 @@ void MainUI::startPresentation(bool atStart){ void MainUI::ShowPage(int page){ if(presentationLabel == 0 || !presentationLabel->isVisible()){ return; } //Check for valid document/page - if(page<0 || page >=numPages ){ + //qDebug() << "Load Page:" << page << "/" << numPages-1; + if(page<0 || page > numPages ){ endPresentation(); return; //invalid - no document loaded or invalid page specified } CurrentPage = page; - QImage PAGEIMAGE = loadingHash[page]; + QImage PAGEIMAGE; + if(page<numPages){ PAGEIMAGE = loadingHash[page]; } //Now scale the image according to the user-designations and show it if(!PAGEIMAGE.isNull()){ @@ -220,8 +227,8 @@ void MainUI::ShowPage(int page){ presentationLabel->setPixmap(pix); presentationLabel->show(); //always make sure it was not hidden }else{ + //Blank page (useful so there is one blank page after the last slide before stopping the presentation) presentationLabel->setPixmap(QPixmap()); - endPresentation(); } } @@ -252,9 +259,10 @@ void MainUI::slotPageLoaded(int page){ //qDebug() << "Page Loaded:" << page; int finished = loadingHash.keys().length(); if(finished == numPages){ - progress->setVisible(false); progAct->setVisible(false); QTimer::singleShot(0, WIDGET, SLOT(updatePreview())); + ui->actionStop_Presentation->setEnabled(true); + ui->menuStart_Presentation->setEnabled(false); }else{ progress->setValue(finished); } @@ -272,7 +280,7 @@ void MainUI::paintOnWidget(QPrinter *PRINTER){ 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]); } + if(loadingHash.contains(i)){ painter.drawImage(0,0, loadingHash[i].scaled(PRINTER->pageRect().size(), Qt::KeepAspectRatio, Qt::SmoothTransformation)); } else{ painter.drawImage(0,0, QImage()); } } } @@ -323,14 +331,18 @@ void MainUI::paintToPrinter(QPrinter *PRINTER){ QPainter painter(PRINTER); QTransform transF; transF.rotate(90); + //Show the progress bar + progAct->setVisible(true); + progress->setRange(0, pageCount.length()-1); for(int i=0; i<pageCount.length(); i++){ if(i!=0){ PRINTER->newPage(); } + progress->setValue(i); + QApplication::processEvents(); QImage img = loadingHash[pageCount[i]].scaled(sz, Qt::KeepAspectRatio, Qt::SmoothTransformation); - qDebug() << "Image Size:" << img.size(); - //if(landscape){ img = img.transformed(transF, Qt::SmoothTransformation); qDebug() << " - rotated image size:" << img.size(); } //Now draw the image painter.drawImage(0,0,img); } + progAct->setVisible(false); } void MainUI::OpenNewFile(){ |