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koffice/kpresenter/KPrSlideTransitionDia.cpp

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// -*- Mode: c++; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 4; -*-
/* This file is part of the KDE project
Copyright (C) 2002 Ariya Hidayat <ariya@kde.org>
Copyright (C) 2004 Thorsten Zachmann <zachmann@kde.org>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "KPrSlideTransitionDia.h"
#include <kfiledialog.h>
#include <klocale.h>
#include <knuminput.h>
#include <kstandarddirs.h>
#include <kurlrequester.h>
#include <qcheckbox.h>
#include <qcombobox.h>
#include <qimage.h>
#include <qlabel.h>
#include <qpushbutton.h>
#include "KPrBackground.h"
#include "KPrCanvas.h"
#include "KPrCommand.h"
#include "KPrDocument.h"
#include "KPrSoundPlayer.h"
#include "KPrView.h"
#include "KPrPage.h"
#include "KPrPageEffects.h"
#include "slidetransitionwidget.h"
KPrSlideTransitionDia::KPrSlideTransitionDia( QWidget *parent, const char *name, KPrView *view )
: KDialogBase( parent, name, true, i18n( "Slide Transition" ), User1|Ok|Cancel, Ok, true )
, m_dialog( new SlideTransitionWidget( this ) ), m_view( view ), m_soundPlayer(0), m_pageEffect( 0 )
{
int pgnum = m_view->getCurrPgNum() - 1;
KPrPage *page = m_view->kPresenterDoc()->pageList().at( pgnum );
m_effect = page->getPageEffect();
m_effectSpeed = page->getPageEffectSpeed();
m_soundEffect = page->getPageSoundEffect();
m_soundFileName = page->getPageSoundFileName();
m_slideTime = page->getPageTimer();
// draw preview pix
m_view->getCanvas()->drawPageInPix( m_pixmap, pgnum, 60 );
int w = m_pixmap.width();
int h = m_pixmap.height();
if ( w > h )
{
h = 300 * h / w;
w = 300;
}
else
{
w = 300 * w / h;
h = 300;
}
const QImage img(m_pixmap.convertToImage().smoothScale( w, h ));
m_pixmap.convertFromImage(img);
m_dialog->previewPixmap->setPixmap( m_pixmap );
m_dialog->previewPixmap->setFixedSize( w, h );
m_target.resize( m_pixmap.size() );
m_target.fill( Qt::black );
// fill effect combo
m_dialog->effectCombo->insertItem( i18n( "No Effect" ) );
m_dialog->effectCombo->insertItem( i18n( "Close Horizontal" ) );
m_dialog->effectCombo->insertItem( i18n( "Close Vertical" ) );
m_dialog->effectCombo->insertItem( i18n( "Close From All Directions" ) );
m_dialog->effectCombo->insertItem( i18n( "Open Horizontal" ) );
m_dialog->effectCombo->insertItem( i18n( "Open Vertical" ) );
m_dialog->effectCombo->insertItem( i18n( "Open From All Directions" ) );
m_dialog->effectCombo->insertItem( i18n( "Interlocking Horizontal 1" ) );
m_dialog->effectCombo->insertItem( i18n( "Interlocking Horizontal 2" ) );
m_dialog->effectCombo->insertItem( i18n( "Interlocking Vertical 1" ) );
m_dialog->effectCombo->insertItem( i18n( "Interlocking Vertical 2" ) );
m_dialog->effectCombo->insertItem( i18n( "Surround 1" ) );
m_dialog->effectCombo->insertItem( i18n( "Fly Away 1" ) );
m_dialog->effectCombo->insertItem( i18n( "Blinds Horizontal" ) );
m_dialog->effectCombo->insertItem( i18n( "Blinds Vertical" ) );
m_dialog->effectCombo->insertItem( i18n( "Box In" ) );
m_dialog->effectCombo->insertItem( i18n( "Box Out" ) );
m_dialog->effectCombo->insertItem( i18n( "Checkerboard Across" ) );
m_dialog->effectCombo->insertItem( i18n( "Checkerboard Down" ) );
m_dialog->effectCombo->insertItem( i18n( "Cover Down" ) );
m_dialog->effectCombo->insertItem( i18n( "Uncover Down" ) );
m_dialog->effectCombo->insertItem( i18n( "Cover Up" ) );
m_dialog->effectCombo->insertItem( i18n( "Uncover Up" ) );
m_dialog->effectCombo->insertItem( i18n( "Cover Left" ) );
m_dialog->effectCombo->insertItem( i18n( "Uncover Left" ) );
m_dialog->effectCombo->insertItem( i18n( "Cover Right" ) );
m_dialog->effectCombo->insertItem( i18n( "Uncover Right" ) );
m_dialog->effectCombo->insertItem( i18n( "Cover Left-Up" ) );
m_dialog->effectCombo->insertItem( i18n( "Uncover Left-Up" ) );
m_dialog->effectCombo->insertItem( i18n( "Cover Left-Down" ) );
m_dialog->effectCombo->insertItem( i18n( "Uncover Left-Down" ) );
m_dialog->effectCombo->insertItem( i18n( "Cover Right-Up" ) );
m_dialog->effectCombo->insertItem( i18n( "Uncover Right-Up" ) );
//TODO change the strings to use Down instead of Bottome to make them consistent
m_dialog->effectCombo->insertItem( i18n( "Cover Right-Bottom" ) );
m_dialog->effectCombo->insertItem( i18n( "Uncover Right-Bottom" ) );
m_dialog->effectCombo->insertItem( i18n( "Dissolve" ) );
m_dialog->effectCombo->insertItem( i18n( "Strips Left-Up" ) );
m_dialog->effectCombo->insertItem( i18n( "Strips Left-Down" ) );
m_dialog->effectCombo->insertItem( i18n( "Strips Right-Up" ) );
m_dialog->effectCombo->insertItem( i18n( "Strips Right-Down" ) );
m_dialog->effectCombo->insertItem( i18n( "Melting" ) );
m_dialog->effectCombo->insertItem( i18n( "Random Transition" ) );
m_dialog->effectCombo->setCurrentItem( static_cast<int>( m_effect ) );
// workaround, because Random Effect is always negative
if( m_effect == PEF_RANDOM )
m_dialog->effectCombo->setCurrentItem( m_dialog->effectCombo->count()-1 );
connect( m_dialog->effectCombo, SIGNAL( activated( int ) ), this, SLOT( effectChanged( int ) ) );
// setup speed combo
m_dialog->speedCombo->insertItem( i18n("Slow") );
m_dialog->speedCombo->insertItem( i18n("Medium") );
m_dialog->speedCombo->insertItem( i18n("Fast") );
m_dialog->speedCombo->setCurrentItem( m_effectSpeed );
connect( m_dialog->speedCombo, SIGNAL( activated( int ) ), this, SLOT( effectChanged( int ) ) );
// set up sound
m_dialog->soundCheckBox->setChecked( m_soundEffect );
m_dialog->soundRequester->setURL( m_soundFileName );
soundEffectChanged();
m_dialog->playButton->setIconSet( SmallIconSet( "player_play" ) );
m_dialog->stopButton->setIconSet( SmallIconSet( "player_stop" ) );
connect( m_dialog->playButton, SIGNAL( clicked() ), this, SLOT( playSound() ) );
connect( m_dialog->stopButton, SIGNAL( clicked() ), this, SLOT( stopSound() ) );
connect( m_dialog->soundCheckBox, SIGNAL( clicked()), this, SLOT( soundEffectChanged() ) );
connect( m_dialog->soundRequester, SIGNAL( openFileDialog( KURLRequester * ) ), this, SLOT( slotRequesterClicked( KURLRequester * ) ) );
connect( m_dialog->soundRequester, SIGNAL( textChanged( const QString& ) ), this, SLOT( slotSoundFileChanged( const QString& ) ) );
// set up automatic tansition
m_dialog->automaticTransitionInput->setRange( 1, 600, 1 );
m_dialog->automaticTransitionInput->setValue( m_slideTime );
// set up preview button
connect( m_dialog->previewButton, SIGNAL( clicked() ), this, SLOT( preview() ) );
setButtonText(KDialogBase::User1,i18n( "Apply &Global" ));
connect( this, SIGNAL( okClicked() ), this, SLOT( slotOk() ) );
connect( this, SIGNAL( user1Clicked() ), this, SLOT( slotUser1() ) );
setMainWidget( m_dialog );
}
KPrSlideTransitionDia::~KPrSlideTransitionDia()
{
delete m_dialog;
}
void KPrSlideTransitionDia::effectChanged( int )
{
preview();
}
void KPrSlideTransitionDia::preview()
{
PageEffect effect = static_cast<PageEffect>( m_dialog->effectCombo->currentItem() );
if ( m_dialog->effectCombo->currentText() == i18n( "Random Transition" ) )
effect = PEF_RANDOM;
EffectSpeed effectSpeed = static_cast<EffectSpeed>( m_dialog->speedCombo->currentItem() );
if ( m_pageEffect )
{
m_pageEffectTimer.stop();
QObject::disconnect( &m_pageEffectTimer, SIGNAL( timeout() ), this, SLOT( slotDoPageEffect() ) );
m_pageEffect->finish();
delete m_pageEffect;
m_pageEffect = 0;
m_dialog->previewPixmap->repaint();
}
m_pageEffect = new KPrPageEffects( m_dialog->previewPixmap, m_target, effect, effectSpeed );
if ( m_pageEffect->doEffect() )
{
delete m_pageEffect;
m_pageEffect = 0;
m_dialog->previewPixmap->update();
}
else
{
connect( &m_pageEffectTimer, SIGNAL( timeout() ), SLOT( slotDoPageEffect() ) );
m_pageEffectTimer.start( 50, true );
}
}
void KPrSlideTransitionDia::slotDoPageEffect()
{
if ( m_pageEffect->doEffect() )
{
m_pageEffectTimer.stop();
QObject::disconnect( &m_pageEffectTimer, SIGNAL( timeout() ), this, SLOT( slotDoPageEffect() ) );
delete m_pageEffect;
m_pageEffect = 0;
m_dialog->previewPixmap->update();
}
else
{
m_pageEffectTimer.start( 50, true );
}
}
void KPrSlideTransitionDia::slotRequesterClicked( KURLRequester * )
{
QString filter( getSoundFileFilter() );
m_dialog->soundRequester->fileDialog()->setFilter( filter );
// find the first "sound"-resource that contains files
QStringList soundDirs = KGlobal::dirs()->resourceDirs( "sound" );
if ( !soundDirs.isEmpty() ) {
KURL soundURL;
QDir dir;
dir.setFilter( QDir::Files | QDir::Readable );
QStringList::ConstIterator it = soundDirs.begin();
while ( it != soundDirs.end() ) {
dir = *it;
if ( dir.isReadable() && dir.count() > 2 ) {
soundURL.setPath( *it );
m_dialog->soundRequester->fileDialog()->setURL( soundURL );
break;
}
++it;
}
}
}
QString KPrSlideTransitionDia::getSoundFileFilter()
{
QStringList fileList;
fileList << "wav" << "au" << "mp3" << "mp1" << "mp2" << "mpg" << "dat"
<< "mpeg" << "ogg" << "cdda" << "cda " << "vcd" << "null";
fileList.sort();
bool comma = false;
QString full, str;
for ( QStringList::ConstIterator it = fileList.begin(); it != fileList.end(); ++it ) {
if ( comma )
str += '\n';
comma = true;
str += QString( i18n( "*.%1|%2 Files" ) ).arg( *it ).arg( (*it).upper() );
full += QString( "*.") + (*it) + ' ';
}
str = full + '|' + i18n( "All Supported Files" ) + '\n' + str;
str += "\n*|" + i18n( "All Files" );
return str;
}
void KPrSlideTransitionDia::soundEffectChanged()
{
bool soundEffect = m_dialog->soundCheckBox->isChecked();
m_dialog->soundLabel->setEnabled( soundEffect );
m_dialog->soundRequester->setEnabled( soundEffect );
if ( !m_dialog->soundRequester->url().isEmpty() ) {
m_dialog->playButton->setEnabled( soundEffect );
m_dialog->stopButton->setEnabled( soundEffect );
}
else {
m_dialog->playButton->setEnabled( false );
m_dialog->stopButton->setEnabled( false );
}
}
void KPrSlideTransitionDia::slotSoundFileChanged( const QString& text )
{
m_dialog->playButton->setEnabled( !text.isEmpty() );
m_dialog->stopButton->setEnabled( !text.isEmpty() );
}
void KPrSlideTransitionDia::slotOk()
{
apply( false );
}
void KPrSlideTransitionDia::slotUser1()
{
apply( true );
}
void KPrSlideTransitionDia::apply( bool global )
{
PageEffect effect = static_cast<PageEffect>( m_dialog->effectCombo->currentItem() );
if ( m_dialog->effectCombo->currentText() == i18n( "Random Transition" ) )
effect = PEF_RANDOM;
EffectSpeed effectSpeed = static_cast<EffectSpeed>( m_dialog->speedCombo->currentItem() );
bool soundEffect = m_dialog->soundCheckBox->isChecked();
QString soundFileName = m_dialog->soundRequester->url();
int slideTime = m_dialog->automaticTransitionInput->value();
if ( effect != m_effect ||
effectSpeed != m_effectSpeed ||
soundEffect != m_soundEffect ||
soundFileName != m_soundFileName ||
slideTime != m_slideTime )
{
KPrTransEffectCmd::PageEffectSettings newSettings;
newSettings.pageEffect = effect;
newSettings.effectSpeed = effectSpeed;
newSettings.soundEffect = soundEffect;
newSettings.soundFileName = soundFileName;
newSettings.autoAdvance = /*TODO */ false;
newSettings.slideTime = slideTime;
// Collect info about current settings
QValueVector<KPrTransEffectCmd::PageEffectSettings> oldSettings;
KPrPage *page = 0;
if ( global )
{
oldSettings.resize( m_view->kPresenterDoc()->getPageList().count() );
int i = 0;
for( QPtrListIterator<KPrPage> it( m_view->kPresenterDoc()->getPageList() ); *it; ++it, ++i )
{
oldSettings[i].pageEffect = it.current()->getPageEffect();
oldSettings[i].effectSpeed = it.current()->getPageEffectSpeed();
oldSettings[i].soundEffect = it.current()->getPageSoundEffect();
oldSettings[i].soundFileName = it.current()->getPageSoundFileName();
oldSettings[i].autoAdvance = /*TODO it.current()->getAutoAdvance() */ false;
oldSettings[i].slideTime = it.current()->getPageTimer();
}
}
else
{
int pgnum = m_view->getCurrPgNum() - 1;
page = m_view->kPresenterDoc()->pageList().at( pgnum );
oldSettings.resize( 1 );
oldSettings[0].pageEffect = page->getPageEffect();
oldSettings[0].effectSpeed = page->getPageEffectSpeed();
oldSettings[0].soundEffect = page->getPageSoundEffect();
oldSettings[0].soundFileName = page->getPageSoundFileName();
oldSettings[0].autoAdvance = /*TODO page->getAutoAdvance() */ false;
oldSettings[0].slideTime = page->getPageTimer();
}
KPrTransEffectCmd *transEffectCmd = new KPrTransEffectCmd( oldSettings, newSettings,
global ? 0 : page, m_view->kPresenterDoc() );
transEffectCmd->execute();
m_view->kPresenterDoc()->addCommand( transEffectCmd );
}
accept();
}
void KPrSlideTransitionDia::playSound()
{
delete m_soundPlayer;
m_soundPlayer = new KPrSoundPlayer( m_dialog->soundRequester->url() );
m_soundPlayer->play();
m_dialog->playButton->setEnabled( false );
m_dialog->stopButton->setEnabled( true );
}
void KPrSlideTransitionDia::stopSound()
{
if ( m_soundPlayer ) {
m_soundPlayer->stop();
delete m_soundPlayer;
m_soundPlayer = 0;
m_dialog->playButton->setEnabled( true );
m_dialog->stopButton->setEnabled( false );
}
}
#include "KPrSlideTransitionDia.moc"