Files
calyp/source/plaYUVerApp.cpp
T
jfmcarreira 06b80cee03 Merge branch 'master' into dev_modules_api
Conflicts:
	source/SubWindowHandle.cpp
	source/SubWindowHandle.h
2014-03-07 12:25:12 +00:00

623 lines
20 KiB
C++

/* This file is a part of plaYUVerApp project
* Copyright (C) 2014 by plaYUVerApp developers
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
/**
* \file plaYUVerApp.cpp
* \brief Main definition of the plaYUVerApp app
*/
#include "plaYUVerApp.h"
#include "SubWindowHandle.h"
#include "InputStream.h"
#if( QT_VERSION_PLAYUVER == 5 )
#include <QtWidgets>
#elif( QT_VERSION_PLAYUVER == 4 )
#include <QtGui>
#endif
#include <QtDebug>
namespace plaYUVer
{
plaYUVerApp::plaYUVerApp()
{
setWindowModality( Qt::ApplicationModal );
mdiArea = new QMdiArea;
setCentralWidget( mdiArea );
//mdiArea->setHorizontalScrollBarPolicy( Qt::ScrollBarAsNeeded );
//mdiArea->setVerticalScrollBarPolicy( Qt::ScrollBarAsNeeded );
connect( mdiArea, SIGNAL( subWindowActivated(QMdiSubWindow*) ), this, SLOT( chageSubWindowSelection() ) );
//connect( mdiArea, SIGNAL( subWindowActivated(QMdiSubWindow*) ), this, SLOT( updateMenus() ) );
mapperWindow = new QSignalMapper( this );
connect( mapperWindow, SIGNAL( mapped(QWidget*) ), this, SLOT( setActiveSubWindow(QWidget*) ) );
m_pcModulesHandle = new ModulesHandle( this );
createActions();
createMenus();
createToolBars();
createStatusBar();
updateMenus();
readSettings();
setWindowTitle( tr( "plaYUVerApp" ) );
setWindowIcon( QIcon( ":/images/playuver.png" ) );
setUnifiedTitleAndToolBarOnMac( true );
playingTimer = new QTimer;
#if( QT_VERSION_PLAYUVER == 5 )
playingTimer->setTimerType( Qt::CoarseTimer );
#endif
connect( playingTimer, SIGNAL( timeout() ), this, SLOT( playEvent() ) );
setAcceptDrops( true );
mdiArea->setAcceptDrops( true );
m_pcCurrentSubWindow = NULL;
}
Void plaYUVerApp::closeEvent( QCloseEvent *event )
{
mdiArea->closeAllSubWindows();
if( mdiArea->currentSubWindow() )
{
event->ignore();
}
else
{
writeSettings();
event->accept();
}
}
// ----------------------- File Functions -----------------------
void plaYUVerApp::open()
{
QString supported = tr( "Supported Files" );
QString formats = InputStream::supportedReadFormats();
formats.prepend( " (" );
formats.append( ")" );
supported.append( formats ); // supported=="Supported Files (*.pbm *.jpg...)"
QStringList filter;
filter << supported << InputStream::supportedReadFormatsList() << tr( "All Files (*)" );
QString fileName = QFileDialog::getOpenFileName( this, tr( "Open File" ), m_cLastOpenPath, filter.join( ";;" ) );
if( !fileName.isEmpty() )
{
m_cLastOpenPath = QFileInfo( fileName ).path();
QMdiSubWindow *existing = findSubWindow( fileName );
if( existing )
{
mdiArea->setActiveSubWindow( existing );
return;
}
SubWindowHandle *interfaceChild = new SubWindowHandle( this ); //createSubWindow();
if( interfaceChild->loadFile( fileName ) )
{
addSubWindow( interfaceChild );
statusBar()->showMessage( tr( "File loaded" ), 2000 );
interfaceChild->show();
}
else
{
interfaceChild->close();
}
}
}
void plaYUVerApp::save()
{
if( activeSubWindow() )
activeSubWindow()->save();
}
// ----------------------- Modules Selection --------------------
void plaYUVerApp::selectModule( QAction *curr_action )
{
//emit curr_action->triggered();
if( activeSubWindow() )
{
PlaYUVerModuleIf* pcCurrMod = m_pcModulesHandle->getSelectedModuleIf();
if( pcCurrMod )
{
activeSubWindow()->enableModule( pcCurrMod );
}
}
return;
}
// ----------------------- Playing Functions --------------------
void plaYUVerApp::play()
{
playingTimer->stop();
if( activeSubWindow() )
{
UInt frameRate = activeSubWindow()->getInputStream()->getFrameRate();
UInt timeInterval = ( UInt )( 1000.0 / frameRate + 0.5 );
playingTimer->start( timeInterval );
}
}
void plaYUVerApp::pause()
{
playingTimer->stop();
}
void plaYUVerApp::stop()
{
activeSubWindow()->stopEvent();
m_pcFrameSlider->setValue( activeSubWindow()->getInputStream()->getCurrFrameNum() );
playingTimer->stop();
}
void plaYUVerApp::playEvent()
{
if( activeSubWindow() )
{
if( !activeSubWindow()->playEvent() )
{
stop();
}
m_pcFrameSlider->setValue( activeSubWindow()->getInputStream()->getCurrFrameNum() );
}
}
void plaYUVerApp::seekSliderEvent( int new_frame_num )
{
if( activeSubWindow() )
{
activeSubWindow()->seekEvent( new_frame_num );
}
}
// ----------------------- Zoom Functions -----------------------
void plaYUVerApp::normalSize()
{
if( activeSubWindow() )
activeSubWindow()->normalSize();
}
void plaYUVerApp::zoomToFit()
{
if( activeSubWindow() )
activeSubWindow()->zoomToFit();
}
void plaYUVerApp::scaleFrame( int ratio )
{
if( activeSubWindow() )
{
activeSubWindow()->scaleView( ( Double )( ratio ) / 100.0 );
actionZoomIn->setEnabled( activeSubWindow()->getScaleFactor() < 3.0 );
actionZoomOut->setEnabled( activeSubWindow()->getScaleFactor() > 0.333 );
}
}
// ----------------------- About Functions -----------------------
void plaYUVerApp::about()
{
QMessageBox::about( this, tr( "About plaYUVerApp" ), tr( "The <b>plaYUVerApp</b> is an open-source raw video player " ) );
}
void plaYUVerApp::chageSubWindowSelection()
{
playingTimer->stop();
if( activeSubWindow() )
{
if( m_pcCurrentSubWindow )
m_pcCurrentSubWindow->disableModule();
m_pcFrameSlider->setMaximum( activeSubWindow()->getInputStream()->getFrameNum() - 1 );
m_pcFrameSlider->setValue( activeSubWindow()->getInputStream()->getCurrFrameNum() );
m_pcCurrentSubWindow = activeSubWindow();
}
updateMenus();
//updateWindowMenu();
}
Void plaYUVerApp::updateMenus()
{
Bool hasSubWindow = ( activeSubWindow() != 0 );
actionSave->setEnabled( hasSubWindow );
actionClose->setEnabled( hasSubWindow );
actionCloseAll->setEnabled( hasSubWindow );
actionTile->setEnabled( hasSubWindow );
actionCascade->setEnabled( hasSubWindow );
actionSeparator->setVisible( hasSubWindow );
actionZoomIn->setEnabled( hasSubWindow );
actionZoomOut->setEnabled( hasSubWindow );
actionNormalSize->setEnabled( hasSubWindow );
actionZoomToFit->setEnabled( hasSubWindow );
actionVideoPlay->setEnabled( hasSubWindow );
actionVideoPause->setEnabled( hasSubWindow );
actionVideoStop->setEnabled( hasSubWindow );
actionVideoBackward->setEnabled( hasSubWindow );
actionVideoForward->setEnabled( hasSubWindow );
m_pcFrameSlider->setEnabled( hasSubWindow );
}
void plaYUVerApp::updateWindowMenu()
{
m_arrayMenu[WINDOW_MENU]->clear();
m_arrayMenu[WINDOW_MENU]->addAction( actionClose );
m_arrayMenu[WINDOW_MENU]->addAction( actionCloseAll );
m_arrayMenu[WINDOW_MENU]->addSeparator();
m_arrayMenu[WINDOW_MENU]->addAction( actionTile );
m_arrayMenu[WINDOW_MENU]->addAction( actionCascade );
m_arrayMenu[WINDOW_MENU]->addSeparator();
m_arrayMenu[WINDOW_MENU]->addAction( actionNext );
m_arrayMenu[WINDOW_MENU]->addAction( actionPrevious );
m_arrayMenu[WINDOW_MENU]->addAction( actionSeparator );
updateMenus();
QList<QMdiSubWindow *> windows = mdiArea->subWindowList();
actionSeparator->setVisible( !windows.isEmpty() );
Int number_windows = windows.size();
if( number_windows > 1 )
{
actionNext->setEnabled( true );
actionPrevious->setEnabled( true );
}
else
{
actionNext->setEnabled( false );
actionPrevious->setEnabled( false );
}
for( Int i = 0; i < number_windows; ++i )
{
SubWindowHandle *child = qobject_cast<SubWindowHandle *>( windows.at( i ) );
QString text;
if( i < 9 )
{
text = tr( "&%1 %2" ).arg( i + 1 ).arg( child->userFriendlyCurrentFile() );
}
else
{
text = tr( "%1 %2" ).arg( i + 1 ).arg( child->userFriendlyCurrentFile() );
}
QAction *action = m_arrayMenu[WINDOW_MENU]->addAction( text );
action->setCheckable( true );
action->setChecked( child == activeSubWindow() );
connect( action, SIGNAL( triggered() ), mapperWindow, SLOT( map() ) );
mapperWindow->setMapping( action, windows.at( i ) );
}
}
SubWindowHandle *plaYUVerApp::createSubWindow()
{
SubWindowHandle *child = new SubWindowHandle;
mdiArea->addSubWindow( child );
return child;
}
void plaYUVerApp::addSubWindow( SubWindowHandle *child )
{
//connect( child, SIGNAL( areaSelected( QRect ) ), this, SLOT( setSelection( QRect ) ) );
// Add the interface to the mdiArea
mdiArea->addSubWindow( child );
return;
}
Void plaYUVerApp::createActions()
{
// ------------ File ------------
actionOpen = new QAction( QIcon( ":/images/open.png" ), tr( "&Open..." ), this );
actionOpen->setShortcuts( QKeySequence::Open );
actionOpen->setStatusTip( tr( "Open an existing file" ) );
connect( actionOpen, SIGNAL( triggered() ), this, SLOT( open() ) );
actionSave = new QAction( QIcon( ":/images/save.png" ), tr( "&Save..." ), this );
actionSave->setShortcuts( QKeySequence::SaveAs );
actionSave->setStatusTip( tr( "Save the document under a new name" ) );
connect( actionSave, SIGNAL( triggered() ), this, SLOT( save() ) );
actionExit = new QAction( tr( "E&xit" ), this );
actionExit->setShortcuts( QKeySequence::Quit );
actionExit->setStatusTip( tr( "Exit the application" ) );
connect( actionExit, SIGNAL( triggered() ), qApp, SLOT( closeAllWindows() ) );
actionClose = new QAction( tr( "Cl&ose" ), this );
actionClose->setIcon( QIcon( ":/images/close.png" ) );
actionClose->setStatusTip( tr( "Close the active window" ) );
connect( actionClose, SIGNAL( triggered() ), mdiArea, SLOT( closeActiveSubWindow() ) );
actionCloseAll = new QAction( tr( "Close &All" ), this );
actionCloseAll->setStatusTip( tr( "Close all the windows" ) );
connect( actionCloseAll, SIGNAL( triggered() ), mdiArea, SLOT( closeAllSubWindows() ) );
// ------------ View ------------
mapperZoom = new QSignalMapper( this );
connect( mapperZoom, SIGNAL( mapped(int) ), this, SLOT( scaleFrame(int) ) );
actionZoomIn = new QAction( tr( "Zoom &In (25%)" ), this );
actionZoomIn->setIcon( QIcon( ":/images/zoomin.png" ) );
actionZoomIn->setShortcut( tr( "Ctrl++" ) );
actionZoomIn->setStatusTip( tr( "Scale the image up by 25%" ) );
connect( actionZoomIn, SIGNAL( triggered() ), mapperZoom, SLOT( map() ) );
mapperZoom->setMapping( actionZoomIn, 125 );
actionZoomOut = new QAction( tr( "Zoom &Out (25%)" ), this );
actionZoomOut->setIcon( QIcon( ":/images/zoomout.png" ) );
actionZoomOut->setShortcut( tr( "Ctrl+-" ) );
actionZoomOut->setStatusTip( tr( "Scale the image down by 25%" ) );
connect( actionZoomOut, SIGNAL( triggered() ), mapperZoom, SLOT( map() ) );
mapperZoom->setMapping( actionZoomOut, 80 );
actionNormalSize = new QAction( tr( "&Normal Size" ), this );
actionNormalSize->setIcon( QIcon( ":/images/zoomtonormal.png" ) );
actionNormalSize->setShortcut( tr( "Ctrl+N" ) );
actionNormalSize->setStatusTip( tr( "Show the image at its original size" ) );
connect( actionNormalSize, SIGNAL( triggered() ), this, SLOT( normalSize() ) );
actionZoomToFit = new QAction( tr( "Zoom to &Fit" ), this );
actionZoomToFit->setIcon( QIcon( ":/images/fittowindow.png" ) );
actionZoomToFit->setStatusTip( tr( "Zoom in or out to fit on the window." ) );
actionZoomToFit->setShortcut( tr( "Ctrl+F" ) );
connect( actionZoomToFit, SIGNAL( triggered() ), this, SLOT( zoomToFit() ) );
// ------------ Playing ------------
actionVideoPlay = new QAction( "VideoPlay", this );
actionVideoPlay->setIcon( QIcon( style()->standardIcon( QStyle::SP_MediaPlay ) ) );
connect( actionVideoPlay, SIGNAL( triggered() ), this, SLOT( play() ) );
actionVideoPause = new QAction( "VideoPause", this );
actionVideoPause->setIcon( QIcon( style()->standardIcon( QStyle::SP_MediaPause ) ) );
connect( actionVideoPause, SIGNAL( triggered() ), this, SLOT( pause() ) );
actionVideoStop = new QAction( "VideoStop", this );
actionVideoStop->setIcon( QIcon( style()->standardIcon( QStyle::SP_MediaStop ) ) );
connect( actionVideoStop, SIGNAL( triggered() ), this, SLOT( stop() ) );
actionVideoBackward = new QAction( "VideoBackward", this );
actionVideoBackward->setIcon( QIcon( style()->standardIcon( QStyle::SP_MediaSeekBackward ) ) );
actionVideoForward = new QAction( "VideoForward", this );
actionVideoForward->setIcon( QIcon( style()->standardIcon( QStyle::SP_MediaSeekForward ) ) );
actionVideoLoop = new QAction( "VideoLoop", this );
actionVideoLock = new QAction( "VideoLock", this );
actionVideoInterlace = new QAction( "VideoInterlace", this );
actionVideoCenter = new QAction( "VideoCenter", this );
/*
actionVideoLoop ->setIcon( QIcon( ":/images/videoloop.png" ) );
actionVideoLock ->setIcon( QIcon( ":/images/lock.png" ) );
actionVideoInterlace->setIcon( QIcon( ":/images/interlace.png" ) );
actionVideoCenter ->setIcon( QIcon( ":/images/center.png" ) );
*/
m_pcFrameSlider = new QSlider;
m_pcFrameSlider->setOrientation( Qt::Horizontal );
m_pcFrameSlider->setMaximumWidth( 100 );
m_pcFrameSlider->setMaximumWidth( 300 );
m_pcFrameSlider->setSizePolicy( QSizePolicy( QSizePolicy::MinimumExpanding, QSizePolicy::Fixed ) );
m_pcFrameSlider->setEnabled( false );
connect( m_pcFrameSlider, SIGNAL( valueChanged(int) ), this, SLOT( seekSliderEvent(int) ) );
// ------------ Window ------------
actionTile = new QAction( tr( "&Tile" ), this );
actionTile->setStatusTip( tr( "Tile the windows" ) );
connect( actionTile, SIGNAL( triggered() ), mdiArea, SLOT( tileSubWindows() ) );
actionCascade = new QAction( tr( "&Cascade" ), this );
actionCascade->setStatusTip( tr( "Cascade the windows" ) );
connect( actionCascade, SIGNAL( triggered() ), mdiArea, SLOT( cascadeSubWindows() ) );
actionNext = new QAction( tr( "Ne&xt" ), this );
actionNext->setShortcuts( QKeySequence::NextChild );
actionNext->setStatusTip( tr( "Move the focus to the next window" ) );
connect( actionNext, SIGNAL( triggered() ), mdiArea, SLOT( activateNextSubWindow() ) );
actionPrevious = new QAction( tr( "Pre&vious" ), this );
actionPrevious->setShortcuts( QKeySequence::PreviousChild );
actionPrevious->setStatusTip( tr( "Move the focus to the previous window" ) );
connect( actionPrevious, SIGNAL( triggered() ), mdiArea, SLOT( activatePreviousSubWindow() ) );
actionSeparator = new QAction( this );
actionSeparator->setSeparator( true );
// ------------ About ------------
actionAbout = new QAction( tr( "&About" ), this );
actionAbout->setStatusTip( tr( "Show the application's About box" ) );
connect( actionAbout, SIGNAL( triggered() ), this, SLOT( about() ) );
actionAboutQt = new QAction( tr( "About &Qt" ), this );
actionAboutQt->setIcon( QIcon( ":images/qt.png" ) );
actionAboutQt->setStatusTip( tr( "Show the Qt library's About box" ) );
connect( actionAboutQt, SIGNAL( triggered() ), qApp, SLOT( aboutQt() ) );
}
Void plaYUVerApp::createMenus()
{
m_arrayMenu.resize( 4 );
m_arrayMenu[OTHER_MENU] = menuBar()->addMenu( tr( "&File" ) );
m_arrayMenu[OTHER_MENU]->addAction( actionOpen );
m_arrayMenu[OTHER_MENU]->addSeparator();
m_arrayMenu[OTHER_MENU]->addAction( actionSave );
m_arrayMenu[OTHER_MENU]->addSeparator();
m_arrayMenu[OTHER_MENU]->addAction( actionClose );
m_arrayMenu[OTHER_MENU]->addAction( actionExit );
m_arrayMenu[OTHER_MENU + 1] = menuBar()->addMenu( tr( "&View" ) );
m_arrayMenu[OTHER_MENU + 1]->addAction( actionZoomIn );
m_arrayMenu[OTHER_MENU + 1]->addAction( actionZoomOut );
m_arrayMenu[OTHER_MENU + 1]->addAction( actionNormalSize );
m_arrayMenu[OTHER_MENU + 1]->addAction( actionZoomToFit );
QMenu* modules_menu = m_pcModulesHandle->createMenus( menuBar() );
connect( modules_menu, SIGNAL( triggered(QAction *) ), this, SLOT( selectModule(QAction *) ) );
m_arrayMenu[WINDOW_MENU] = menuBar()->addMenu( tr( "&Window" ) );
updateWindowMenu();
connect( m_arrayMenu[WINDOW_MENU], SIGNAL( aboutToShow() ), this, SLOT( updateWindowMenu() ) );
menuBar()->addSeparator();
m_arrayMenu[OTHER_MENU + 2] = menuBar()->addMenu( tr( "&Help" ) );
m_arrayMenu[OTHER_MENU + 2]->addAction( actionAbout );
m_arrayMenu[OTHER_MENU + 2]->addAction( actionAboutQt );
}
Void plaYUVerApp::createToolBars()
{
toolbarFile = addToolBar( tr( "File" ) );
toolbarFile->addAction( actionOpen );
toolbarFile->addAction( actionSave );
toolbarFile->addAction( actionClose );
toolbarView = addToolBar( tr( "Zoom" ) );
toolbarView->addAction( actionZoomIn );
toolbarView->addAction( actionZoomOut );
toolbarView->addAction( actionNormalSize );
toolbarView->addAction( actionZoomToFit );
toolbarVideo = addToolBar( tr( "Video" ) );
toolbarVideo->addAction( actionVideoPlay );
toolbarVideo->addAction( actionVideoPause );
toolbarVideo->addAction( actionVideoStop );
/*
toolbarVideo->addAction( actionVideoBackward );
toolbarVideo->addAction( actionVideoForward );
toolbarVideo->addAction( actionVideoLoop );
toolbarVideo->addAction( actionVideoLock );
toolbarVideo->addAction( actionVideoInterlace );
toolbarVideo->addAction( actionVideoCenter );
*/
toolbarVideo->addWidget( m_pcFrameSlider );
}
Void plaYUVerApp::createStatusBar()
{
statusBar()->showMessage( tr( "Ready" ) );
}
/*
* Drag and drop functions
*/
void plaYUVerApp::dragEnterEvent( QDragEnterEvent *event )
{
//setText(tr("<drop content>"));
setBackgroundRole( QPalette::Highlight );
event->acceptProposedAction();
}
void plaYUVerApp::dropEvent( QDropEvent *event )
{
const QMimeData *mimeData = event->mimeData();
QList<QUrl> urlList = mimeData->urls();
if( urlList.size() == 1 )
{
QString fileName = urlList.at( 0 ).toLocalFile();
m_cLastOpenPath = QFileInfo( fileName ).path();
QMdiSubWindow *existing = findSubWindow( fileName );
if( !existing )
{
SubWindowHandle *interfaceChild = new SubWindowHandle( this ); //createSubWindow();
if( interfaceChild->loadFile( fileName ) )
{
addSubWindow( interfaceChild );
statusBar()->showMessage( tr( "File loaded" ), 2000 );
interfaceChild->show();
}
else
{
interfaceChild->close();
}
}
}
}
Void plaYUVerApp::readSettings()
{
QSettings settings( "IT", "YUV Player" );
QPoint pos = settings.value( "pos", QPoint( 200, 200 ) ).toPoint();
QSize size = settings.value( "size", QSize( 400, 400 ) ).toSize();
move( pos );
resize( size );
}
Void plaYUVerApp::writeSettings()
{
QSettings settings( "IT", "YUV Player" );
settings.setValue( "pos", pos() );
settings.setValue( "size", size() );
}
SubWindowHandle *plaYUVerApp::activeSubWindow()
{
if( QMdiSubWindow *activeSubWindow = mdiArea->activeSubWindow() )
return qobject_cast<SubWindowHandle *>( activeSubWindow );
return 0;
}
QMdiSubWindow *plaYUVerApp::findSubWindow( const QString &fileName )
{
QString canonicalFilePath = QFileInfo( fileName ).canonicalFilePath();
foreach( QMdiSubWindow * window, mdiArea->subWindowList() ){
SubWindowHandle *mdiChild = qobject_cast<SubWindowHandle *>( window);
if( mdiChild->currentFile() == canonicalFilePath )
return window;
}
return 0;
}
void plaYUVerApp::setActiveSubWindow( QWidget *window )
{
if( !window )
return;
mdiArea->setActiveSubWindow( qobject_cast<QMdiSubWindow *>( window ) );
}
} // NAMESPACE