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koffice/kpresenter/KPrTransEffectDia.cpp

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/* This file is part of the KDE project
Copyright (C) 2002 Ariya Hidayat <ariya@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 "KPrTransEffectDia.h"
#include "global.h"
#include "KPrBackground.h"
#include "KPrObject.h"
#include "KPrTextObject.h"
#include "KPrView.h"
#include "KPrDocument.h"
#include "KPrCanvas.h"
#include "KPrPage.h"
#include "KPrPageEffects.h"
#include "KPrSoundPlayer.h"
#include <qsplitter.h>
#include <qheader.h>
#include <qwmatrix.h>
#include <qvbox.h>
#include <qlayout.h>
#include <qimage.h>
#include <qpushbutton.h>
#include <qcheckbox.h>
#include <qslider.h>
#include <qtooltip.h>
#include <qwhatsthis.h>
#include <qframe.h>
#include <qlabel.h>
#include <qcombobox.h>
#include <kdebug.h>
#include <kurlrequester.h>
#include <klocale.h>
#include <knuminput.h>
#include <kiconloader.h>
#include <kurl.h>
#include <kstandarddirs.h>
#include <kfiledialog.h>
KPrEffectPreview::KPrEffectPreview( QWidget *parent, KPrDocument *_doc, KPrView *_view )
: QLabel( parent ), doc( _doc ), view( _view ), m_pageEffect( 0 )
{
setFrameStyle( StyledPanel | Sunken );
}
void KPrEffectPreview::setPixmap( const QPixmap& pixmap )
{
// find the right size
QRect rect = pixmap.rect();
int w = rect.width();
int h = rect.height();
if ( w > h ) {
w = 297;
h = 210;
}
else if ( w < h ) {
w = 210;
h = 297;
}
else if ( w == h ) {
w = 297;
h = 297;
}
setMinimumSize( w, h );
// create smaller pixmap for preview
const QImage img( pixmap.convertToImage().smoothScale( w, h, QImage::ScaleFree ) );
m_pixmap.convertFromImage( img );
QLabel::setPixmap( m_pixmap );
}
void KPrEffectPreview::run( PageEffect effect, EffectSpeed speed )
{
QRect rect = m_pixmap.rect();
m_target.resize( rect.size() );
m_target.fill( Qt::black );
//kPchangePages( this, m_pixmap, m_target, effect, speed );
if ( m_pageEffect )
{
m_pageEffectTimer.stop();
QObject::disconnect( &m_pageEffectTimer, SIGNAL( timeout() ), this, SLOT( slotDoPageEffect() ) );
m_pageEffect->finish();
delete m_pageEffect;
m_pageEffect = 0;
QLabel::repaint();
}
m_pageEffect = new KPrPageEffects( this, m_target, effect, speed );
if ( m_pageEffect->doEffect() )
{
delete m_pageEffect;
m_pageEffect = 0;
QLabel::update();
}
else
{
connect( &m_pageEffectTimer, SIGNAL( timeout() ), SLOT( slotDoPageEffect() ) );
m_pageEffectTimer.start( 50, true );
}
//QLabel::update();
}
void KPrEffectPreview::slotDoPageEffect()
{
if ( m_pageEffect->doEffect() )
{
m_pageEffectTimer.stop();
QObject::disconnect( &m_pageEffectTimer, SIGNAL( timeout() ), this, SLOT( slotDoPageEffect() ) );
delete m_pageEffect;
m_pageEffect = 0;
QLabel::update();
}
else
{
m_pageEffectTimer.start( 50, true );
}
}
KPrTransEffectDia::KPrTransEffectDia( QWidget *parent, const char *name,
KPrDocument *_doc, KPrView *_view )
: KDialogBase( parent, name, true, "", KDialogBase::User1|Ok|Cancel ),
doc( _doc ), view( _view ), soundPlayer( 0 )
{
enableButtonSeparator( true );
QWidget *page = new QWidget( this );
setMainWidget(page);
QBoxLayout *topLayout = new QHBoxLayout( page, KDialog::marginHint(), KDialog::spacingHint() );
QWidget* leftpart = new QWidget( page );
topLayout->addWidget( leftpart );
QWidget* rightpart = new QWidget( page );
topLayout->addWidget( rightpart );
// right-side of the dialog, for showing effect preview
QVBoxLayout *rightlayout = new QVBoxLayout( rightpart, KDialog::marginHint(), KDialog::spacingHint() );
rightlayout->setAutoAdd( true );
effectPreview = new KPrEffectPreview( rightpart, doc, view );
int pgnum = view->getCurrPgNum() - 1; // getCurrPgNum() is 1-based
KPrPage* pg = doc->pageList().at( pgnum );
// pixmap for effect preview
QRect rect= pg->getZoomPageRect();
QPixmap pix( rect.size() );
pix.fill( Qt::white );
view->getCanvas()->drawPageInPix( pix, pgnum, 100 );
effectPreview->setPixmap( pix );
pageEffect = pg->getPageEffect();
speed = pg->getPageEffectSpeed();
QVBoxLayout *leftlayout = new QVBoxLayout( leftpart, KDialog::marginHint(), KDialog::spacingHint() );
leftlayout->setAutoAdd( true );
new QLabel( i18n("Effect:"), leftpart );
effectList = new QListBox( leftpart );
effectList->insertItem( i18n( "No Effect" ) );
effectList->insertItem( i18n( "Close Horizontal" ) );
effectList->insertItem( i18n( "Close Vertical" ) );
effectList->insertItem( i18n( "Close From All Directions" ) );
effectList->insertItem( i18n( "Open Horizontal" ) );
effectList->insertItem( i18n( "Open Vertical" ) );
effectList->insertItem( i18n( "Open From All Directions" ) );
effectList->insertItem( i18n( "Interlocking Horizontal 1" ) );
effectList->insertItem( i18n( "Interlocking Horizontal 2" ) );
effectList->insertItem( i18n( "Interlocking Vertical 1" ) );
effectList->insertItem( i18n( "Interlocking Vertical 2" ) );
effectList->insertItem( i18n( "Surround 1" ) );
effectList->insertItem( i18n( "Fly Away 1" ) );
effectList->insertItem( i18n( "Blinds Horizontal" ) );
effectList->insertItem( i18n( "Blinds Vertical" ) );
effectList->insertItem( i18n( "Box In" ) );
effectList->insertItem( i18n( "Box Out" ) );
effectList->insertItem( i18n( "Checkerboard Across" ) );
effectList->insertItem( i18n( "Checkerboard Down" ) );
effectList->insertItem( i18n( "Cover Down" ) );
effectList->insertItem( i18n( "Uncover Down" ) );
effectList->insertItem( i18n( "Cover Up" ) );
effectList->insertItem( i18n( "Uncover Up" ) );
effectList->insertItem( i18n( "Cover Left" ) );
effectList->insertItem( i18n( "Uncover Left" ) );
effectList->insertItem( i18n( "Cover Right" ) );
effectList->insertItem( i18n( "Uncover Right" ) );
effectList->insertItem( i18n( "Cover Left-Up" ) );
effectList->insertItem( i18n( "Uncover Left-Up" ) );
effectList->insertItem( i18n( "Cover Left-Down" ) );
effectList->insertItem( i18n( "Uncover Left-Down" ) );
effectList->insertItem( i18n( "Cover Right-Up" ) );
effectList->insertItem( i18n( "Uncover Right-Up" ) );
effectList->insertItem( i18n( "Cover Right-Bottom" ) );
effectList->insertItem( i18n( "Uncover Right-Bottom" ) );
effectList->insertItem( i18n( "Dissolve" ) );
effectList->insertItem( i18n( "Strips Left-Up" ) );
effectList->insertItem( i18n( "Strips Left-Down" ) );
effectList->insertItem( i18n( "Strips Right-Up" ) );
effectList->insertItem( i18n( "Strips Right-Down" ) );
effectList->insertItem( i18n( "Melting" ) );
effectList->insertItem( i18n( "Random Transition" ) );
effectList->setCurrentItem( static_cast<int>( pageEffect ) );
// workaround, because Random Effect is always negative
if( pageEffect == PEF_RANDOM )
effectList->setCurrentItem( effectList->count()-1 );
connect( effectList, SIGNAL(highlighted(int)), this, SLOT(effectChanged(int)) );
connect( effectList, SIGNAL( doubleClicked ( QListBoxItem *) ), this, SLOT( effectChanged()) );
new QLabel( i18n("Speed:"), leftpart );
QWidget* sp = new QWidget( leftpart );
QBoxLayout* speedLayout = new QHBoxLayout( sp, KDialog::marginHint(), KDialog::spacingHint() );
speedLayout->setAutoAdd( true );
speedCombo = new QComboBox( sp );
speedCombo->insertItem(i18n("Slow") );
speedCombo->insertItem(i18n("Medium") );
speedCombo->insertItem(i18n("Fast") );
speedCombo->setCurrentItem( speed );
connect( speedCombo, SIGNAL(activated(int)), this, SLOT(speedChanged(int)) );
QWidget* previewgrp = new QWidget( leftpart );
QBoxLayout* previewLayout = new QHBoxLayout( previewgrp, KDialog::marginHint(), KDialog::spacingHint() );
previewLayout->setAutoAdd( true );
automaticPreview = new QCheckBox( i18n( "Automatic preview" ), previewgrp );
automaticPreview->setChecked( true );
QWidget* previewspacer = new QWidget( previewgrp );
previewspacer->setSizePolicy( QSizePolicy( QSizePolicy::Expanding,
QSizePolicy::Expanding ) );
previewButton = new QPushButton( previewgrp );
previewButton->setText( i18n("Preview") );
connect( previewButton, SIGNAL(clicked()), this, SLOT(preview()) );
QFrame* line = new QFrame( leftpart );
line->setFrameStyle( QFrame::HLine | QFrame::Sunken );
soundFileName = pg->getPageSoundFileName();
soundEffect = pg->getPageSoundEffect();
checkSoundEffect = new QCheckBox( i18n( "Sound effect" ), leftpart );
checkSoundEffect->setChecked( soundEffect );
connect( checkSoundEffect, SIGNAL( clicked() ), this, SLOT( soundEffectChanged() ) );
QWidget* soundgrp = new QWidget( leftpart );
QBoxLayout* soundLayout = new QHBoxLayout( soundgrp, KDialog::marginHint(), KDialog::spacingHint() );
soundLayout->setAutoAdd( true );
lSoundEffect = new QLabel( i18n( "File name:" ), soundgrp );
requester = new KURLRequester( soundgrp );
requester->setURL( soundFileName );
connect( requester, SIGNAL( openFileDialog( KURLRequester * ) ),
this, SLOT( slotRequesterClicked( KURLRequester * ) ) );
connect( requester, SIGNAL( textChanged( const QString& ) ),
this, SLOT( slotSoundFileChanged( const QString& ) ) );
buttonTestPlaySoundEffect = new QPushButton( soundgrp );
buttonTestPlaySoundEffect->setPixmap( BarIcon("1rightarrow", KIcon::SizeSmall) );
QToolTip::add( buttonTestPlaySoundEffect, i18n("Play") );
connect( buttonTestPlaySoundEffect, SIGNAL( clicked() ), this, SLOT( playSound() ) );
buttonTestStopSoundEffect = new QPushButton( soundgrp );
buttonTestStopSoundEffect->setPixmap( BarIcon("player_stop", KIcon::SizeSmall) );
QToolTip::add( buttonTestStopSoundEffect, i18n("Stop") );
connect( buttonTestStopSoundEffect, SIGNAL( clicked() ), this, SLOT( stopSound() ) );
soundEffect = pg->getPageSoundEffect();
setButtonText(KDialogBase::User1,i18n( "Apply &Global" ));
slideTime = pg->getPageTimer();
new QLabel( i18n("Automatically advance to the next slide after:"), rightpart );
timeSlider = new KIntNumInput( slideTime, rightpart );
timeSlider->setRange( 1, 600, 1 );
timeSlider->setSuffix( i18n( " seconds" ) );
connect( timeSlider, SIGNAL(valueChanged(int)), this, SLOT(timeChanged(int)) );
QWidget* rspacer = new QWidget( rightpart );
rspacer->setSizePolicy( QSizePolicy( QSizePolicy::Minimum, QSizePolicy::Expanding ) );
QWidget* lspacer = new QWidget( leftpart );
lspacer->setMinimumSize( 10, spacingHint() );
soundEffectChanged();
}
void KPrTransEffectDia::preview()
{
if( pageEffect==PEF_NONE)
return;
effectPreview->run( pageEffect, speed );
}
void KPrTransEffectDia::effectChanged()
{
effectChanged( effectList->currentItem() );
}
void KPrTransEffectDia::effectChanged( int index )
{
if( effectList->currentText() == i18n( "Random Transition" ) )
pageEffect = PEF_RANDOM;
else
pageEffect = static_cast<PageEffect>( index );
if( automaticPreview->isChecked() ) preview();
}
void KPrTransEffectDia::speedChanged( int value )
{
speed = static_cast<EffectSpeed>(value);
}
void KPrTransEffectDia::timeChanged( int value )
{
if( value <= 0 ) value = 1;
slideTime = value;
}
void KPrTransEffectDia::soundEffectChanged()
{
soundEffect = checkSoundEffect->isChecked();
lSoundEffect->setEnabled( checkSoundEffect->isChecked() );
requester->setEnabled( checkSoundEffect->isChecked() );
if ( !requester->url().isEmpty() ) {
buttonTestPlaySoundEffect->setEnabled( checkSoundEffect->isChecked() );
buttonTestStopSoundEffect->setEnabled( checkSoundEffect->isChecked() );
}
else {
buttonTestPlaySoundEffect->setEnabled( false );
buttonTestStopSoundEffect->setEnabled( false );
}
}
static QString 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;
QStringList::ConstIterator end( fileList.end() );
for ( QStringList::ConstIterator it = fileList.begin(); it != 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 KPrTransEffectDia::slotRequesterClicked( KURLRequester * )
{
QString filter = getSoundFileFilter();
requester->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 );
requester->fileDialog()->setURL( soundURL );
break;
}
++it;
}
}
}
void KPrTransEffectDia::slotSoundFileChanged( const QString& text )
{
soundFileName = text;
buttonTestPlaySoundEffect->setEnabled( !text.isEmpty() );
buttonTestStopSoundEffect->setEnabled( !text.isEmpty() );
}
void KPrTransEffectDia::playSound()
{
delete soundPlayer;
soundPlayer = new KPrSoundPlayer( requester->url() );
soundPlayer->play();
buttonTestPlaySoundEffect->setEnabled( false );
buttonTestStopSoundEffect->setEnabled( true );
}
void KPrTransEffectDia::stopSound()
{
if ( soundPlayer ) {
soundPlayer->stop();
delete soundPlayer;
soundPlayer = 0;
buttonTestPlaySoundEffect->setEnabled( true );
buttonTestStopSoundEffect->setEnabled( false );
}
}
void KPrTransEffectDia::slotOk()
{
// TODO: only if changed. And pass flags for which settings changed
emit apply( false );
}
void KPrTransEffectDia::slotUser1()
{
// TODO: only if changed. And pass flags for which settings changed
emit apply( true );
}
#include "KPrTransEffectDia.moc"