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koffice/kpresenter/KPrMSPresentationSetup.cpp

620 lines
20 KiB

// -*- Mode: c++; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 4; -*-
/* This file is part of the KDE project
Copyright 2004 Brad Hards <bradh@frogmouth.net>
Loosely based on webpresention.cc, which is:
Copyright (C) 1998, 1999 Reginald Stadlbauer <reggie@kde.org>
Copyright 2001, 2002 Nicolas GOUTTE <goutte@kde.org>
Copyright 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 "KPrMSPresentationSetup.h"
#include "KPrView.h"
#include "KPrDocument.h"
#include "KPrCanvas.h"
#include "KPrPage.h"
#include <kio/netaccess.h>
#include <ktempfile.h>
#include <tqdir.h>
#include <tqframe.h>
#include <tqfileinfo.h>
#include <tqhbox.h>
#include <tqlabel.h>
#include <layout.h>
#include <tqpixmap.h>
#include <tqpainter.h>
#include <tqpushbutton.h>
#include <tqvbox.h>
#include <tqwhatsthis.h>
#include <kapplication.h>
#include <kbuttonbox.h>
#include <kcolorbutton.h>
#include <kglobal.h>
#include <kglobalsettings.h>
#include <klineedit.h>
#include <klocale.h>
#include <kmessagebox.h>
#include <kprogress.h>
#include <kstandarddirs.h>
#include <kurlrequester.h>
#include <kstdguiitem.h>
#include <kpushbutton.h>
KPrMSPresentation::KPrMSPresentation( KPrDocument *_doc, KPrView *_view )
{
doc = _doc;
view = _view;
init();
}
KPrMSPresentation::KPrMSPresentation( const KPrMSPresentation &msPres )
: title( msPres.title ),
slideInfos( msPres.slideInfos ), backColour( msPres.backColour ),
textColour( msPres.textColour ), path( msPres.path )
{
doc = msPres.doc;
view = msPres.view;
}
void KPrMSPresentation::initCreation( KProgress *progressBar )
{
int p;
// the title images, and the subsequent real images need to
// be in a file under DCIM/, and they start at 101MSPJP, so
// we create the DCIM file, and then iterate through looking
// for the next "available" directory slot
KURL str( path + "/DCIM" );
KIO::NetAccess::mkdir( str,( TQWidget* )0L );
p = progressBar->progress();
progressBar->setProgress( ++p );
kapp->processEvents();
for (int dirNum = 101; dirNum < 999; dirNum++) {
slidePath = TQString("/DCIM/%1MSPJP").arg(dirNum);
if (! KIO::NetAccess::exists(( path + slidePath), true, ( TQWidget* )0L) )
break;
}
p = progressBar->progress();
progressBar->setProgress( ++p );
kapp->processEvents();
str = ( path + slidePath );
KIO::NetAccess::mkdir( str,( TQWidget* )0L );
p = progressBar->progress();
progressBar->setProgress( ++p );
kapp->processEvents();
// now do the SPP file directory
str = ( path + "/MSSONY" );
KIO::NetAccess::mkdir( str,( TQWidget* )0L );
p = progressBar->progress();
progressBar->setProgress( ++p );
kapp->processEvents();
str = ( path + "/MSSONY/PJ" );
KIO::NetAccess::mkdir( str,( TQWidget* )0L );
p = progressBar->progress();
progressBar->setProgress( ++p );
kapp->processEvents();
// create the title slides
TQPixmap titleSlide( 1024, 768 );
titleSlide.fill( backColour );
TQPainter painter( &titleSlide );
//the second title is just blank, so create that now
KTempFile tmp;
TQString filename = path + slidePath + "/SPJT0002.JPG";
titleSlide.save( tmp.name(), "JPEG" );
KIO::NetAccess::file_move( tmp.name(), filename, -1, true /*overwrite*/);
p = progressBar->progress();
progressBar->setProgress( ++p );
kapp->processEvents();
// and put the specified title string on the first slide
TQFont textFont( "SansSerif", 96 );
painter.setFont( textFont );
painter.setPen( textColour );
painter.drawText( titleSlide.rect(), TQt::AlignCenter | TQt::WordBreak, title );
filename = path + slidePath + "/SPJT0001.JPG";
KTempFile tmp2;
titleSlide.save( tmp2.name(), "JPEG" );
KIO::NetAccess::file_move( tmp2.name(), filename, -1, true /*overwrite*/);
p = progressBar->progress();
progressBar->setProgress( ++p );
kapp->processEvents();
}
void KPrMSPresentation::createSlidesPictures( KProgress *progressBar )
{
if ( slideInfos.isEmpty() )
return;
TQString filename;
int p;
for ( unsigned int i = 0; i < slideInfos.count(); i++ ) {
int pgNum = slideInfos[i].pageNumber;
filename.sprintf("/SPJP%04i.JPG", i+3);
KTempFile tmp;
view->getCanvas()->exportPage( pgNum, 1023, 767,
tmp.name(), "JPEG" );
KIO::NetAccess::file_move( tmp.name(), ( path + slidePath + filename ), -1, true /*overwrite*/);
p = progressBar->progress();
progressBar->setProgress( ++p );
kapp->processEvents();
}
}
void KPrMSPresentation::createIndexFile( KProgress *progressBar )
{
int p;
KTempFile sppFile;
TQString filenameStore = (path + "/MSSONY/PJ/" + title + ".SPP");
TQDataStream sppStream( sppFile.file() );
sppStream.setByteOrder(TQDataStream::LittleEndian);
p = progressBar->progress();
progressBar->setProgress( ++p );
kapp->processEvents();
// We are doing little endian
sppStream << (TQ_UINT32)0x00505053; // SPP magic header
sppStream << (TQ_UINT32)0x00000000; // four null bytes
sppStream << (TQ_UINT32)0x30303130; // version(?) 0100
sppStream << (TQ_UINT32)0x00000000; // more nulls
sppStream << (TQ_UINT32)(slideInfos.count());
// DCIM path 1, 68 bytes null padded
char buff[68];
strncpy( buff, TQString("%1").arg(slidePath).ascii(), 67 );
buff[67] = 0x00;
sppStream.writeRawBytes( buff, 68 );
sppStream << (TQ_UINT32)0x00000001; // fixed value
sppStream << (TQ_UINT32)0x00000005; // fixed value
sppStream << (TQ_UINT32)0x00000000; // more nulls
sppStream << (TQ_UINT32)0x00000000; // more nulls
sppStream << (TQ_UINT32)0x00000000; // more nulls
sppStream << (TQ_UINT32)0x00000000; // more nulls
sppStream << (TQ_UINT32)0x00000000; // more nulls
sppStream << (TQ_UINT32)0x00000000; // more nulls
p = progressBar->progress();
progressBar->setProgress( ++p );
kapp->processEvents();
// title 1, 16 bytes null padded
strncpy( buff, "SPJT0001.JPG", 15 );
buff[15] = 0x00;
sppStream.writeRawBytes( buff, 16 );
// title 2, 16 bytes null padded
strncpy( buff, "SPJT0002.JPG", 15 );
buff[15] = 0x00;
sppStream.writeRawBytes( buff, 16 );
// type face (?), 44 bytes null padded
strncpy( buff, "MS Sans Serif", 43 );
buff[44] = 0x00;
sppStream.writeRawBytes( buff, 44 );
//not really sure what this is about
sppStream << (TQ_UINT32)0xffff0000;
sppStream << (TQ_UINT32)0xffff00ff;
sppStream << (TQ_UINT32)0xffff00ff;
sppStream << (TQ_UINT32)0x000000ff;
sppStream << (TQ_UINT32)0x00000002;
for (int i = 0; i < (296/4); i++) {
sppStream << (TQ_UINT32)0x00000000;
}
p = progressBar->progress();
progressBar->setProgress( ++p );
kapp->processEvents();
// Add in the slide filenames
TQString filename;
for ( unsigned int i = 0; i < slideInfos.count(); i++ ) {
filename.sprintf("SPJP%04i.JPG", i+3);
strncpy( buff, filename.ascii(), 63 );
buff[64] = 0x00;
sppStream.writeRawBytes( buff, 64 );
p = progressBar->progress();
progressBar->setProgress( ++p );
kapp->processEvents();
}
// OK, now we need to fill to 16384 bytes
// the logic is 16384 bytes total, lead in is 512 bytes, and there
// is 64 bytes for each real slide
for(unsigned int i = 0; i < (16384-512-64*(slideInfos.count()))/4; i++) {
sppStream << (TQ_UINT32)0x00000000;
}
p = progressBar->progress();
progressBar->setProgress( ++p );
kapp->processEvents();
sppFile.close();
KIO::NetAccess::file_move( sppFile.name(), filenameStore, -1, true /*overwrite*/);
}
void KPrMSPresentation::init()
{
title = i18n("Slideshow");
for ( unsigned int i = 0; i < doc->getPageNums(); i++ )
{
if ( doc->isSlideSelected( i ) )
{
SlideInfo info;
info.pageNumber = i;
slideInfos.append( info );
}
}
if ( slideInfos.isEmpty() )
kdWarning() << "No slides selected!" << endl;
backColour = TQt::black;
textColour = TQt::white;
path = KGlobalSettings::documentPath();
}
KPrMSPresentationSetup::KPrMSPresentationSetup( KPrDocument *_doc, KPrView *_view )
: TQDialog( 0, "", false ), msPres( _doc, _view )
{
doc = _doc;
view = _view;
TQLabel *helptext = new TQLabel( this );
helptext->setAlignment( TQt::WordBreak | TQt::AlignTop| TQt::AlignLeft );
helptext->setText( i18n( "Please enter the directory where the memory stick "
"presentation should be saved. Please also enter a "
"title for the slideshow presentation. " ) );
TQLabel *lable2 = new TQLabel( i18n("Path:"), this );
lable2->setAlignment( TQt::AlignVCenter | TQt::AlignRight );
path=new KURLRequester( this );
path->setMode( KFile::Directory);
path->lineEdit()->setText(msPres.getPath());
lable2->setBuddy(path);
TQHBoxLayout *pathLayout = new TQHBoxLayout;
pathLayout->addWidget(lable2);
pathLayout->addWidget(path);
connect( path, TQT_SIGNAL( textChanged(const TQString&) ),
this, TQT_SLOT( slotChoosePath(const TQString&) ) );
connect( path, TQT_SIGNAL( urlSelected( const TQString&) ),
this, TQT_SLOT( slotChoosePath(const TQString&) ) );
TQLabel *lable1 = new TQLabel( i18n("Title:"), this, "lable1" );
lable1->setAlignment( TQt::AlignVCenter | TQt::AlignRight );
// TODO - check if there is already a presentation with this title, and
// add a number after it until there isn't.
title = new KLineEdit( msPres.getTitle(), this );
lable1->setBuddy( title );
TQHBoxLayout *titleLayout = new TQHBoxLayout;
titleLayout->addWidget( lable1 );
titleLayout->addWidget( title );
TQHBox *moreBox = new TQHBox( this );
TQPushButton *showColourButton = new TQPushButton( i18n("&Set Colors"), moreBox );
showColourButton->setToggleButton( true );
connect( showColourButton, TQT_SIGNAL( toggled(bool) ), this, TQT_SLOT( showColourGroup(bool) ) );
TQVBoxLayout *topLayout = new TQVBoxLayout;
topLayout->addWidget( helptext );
topLayout->addSpacing( 10 );
topLayout->addLayout( pathLayout );
topLayout->addLayout( titleLayout );
topLayout->addWidget( moreBox );
colourGroup = new TQGroupBox( 2, Qt::Vertical,
i18n("Preliminary Slides"),
this , "colourBox" );
TQWhatsThis::add( colourGroup,
i18n( "This section allows you to set the colors for "
"the preliminary slides; it does not affect the "
"presentation in any way, and it is normal to "
"leave these set to the default.") );
TQHBox *textColourLayout = new TQHBox( colourGroup );
TQLabel *lable3 = new TQLabel( i18n("Text color:"), textColourLayout );
lable3->setAlignment( TQt::AlignVCenter | TQt::AlignRight );
textColour = new KColorButton( msPres.getTextColour(), textColourLayout );
lable3->setBuddy( textColour );
TQHBox *backgroundColourLayout = new TQHBox( colourGroup );
TQLabel *lable4 = new TQLabel( i18n("Background color:"), backgroundColourLayout );
lable4->setAlignment( TQt::AlignVCenter | TQt::AlignRight );
backColour = new KColorButton( msPres.getBackColour(), backgroundColourLayout );
lable4->setBuddy( backColour );
colourGroup->setHidden( true );
TQHBox *buttonLayout = new TQHBox( this );
KPushButton *helpButton = new KPushButton( KStdGuiItem::help(), buttonLayout );
TQWhatsThis::add( helpButton,
i18n( "Selecting this button will take you to the KPresenter "
"documentation that provides more information on how "
"to use the Memory Stick export function. ") );
KPushButton *createButton = new KPushButton( KStdGuiItem::ok(), buttonLayout );
TQWhatsThis::add( createButton,
i18n( "Selecting this button will proceed to generating "
"the presentation in the special Sony format." ) );
KPushButton *cancelButton = new KPushButton( KStdGuiItem::cancel(), buttonLayout );
TQWhatsThis::add( cancelButton,
i18n( "Selecting this button will cancel out of the "
"generation of the presentation, and return "
"to the normal KPresenter view. No files will "
"be affected." ) );
mainLayout = new TQVBoxLayout( this );
mainLayout->setMargin(11);
mainLayout->setSpacing(6);
mainLayout->addLayout(topLayout);
mainLayout->addSpacing( 10 );
mainLayout->addWidget(colourGroup);
mainLayout->addWidget(buttonLayout);
mainLayout->setResizeMode( TQLayout::Fixed );
mainLayout->setGeometry( TQRect( 0, 0, 300, 220 ) );
connect( helpButton, TQT_SIGNAL( clicked() ), this, TQT_SLOT ( helpMe() ) );
connect( cancelButton, TQT_SIGNAL( clicked() ), this, TQT_SLOT( reject() ) );
connect( createButton, TQT_SIGNAL( clicked() ), this, TQT_SLOT( finish() ) );
}
KPrMSPresentationSetup::~KPrMSPresentationSetup()
{
view->enableMSPres();
}
void KPrMSPresentationSetup::createMSPresentation( KPrDocument *_doc, KPrView *_view )
{
KPrMSPresentationSetup *dlg = new KPrMSPresentationSetup( _doc, _view );
dlg->setCaption( i18n( "Create Memory Stick Slideshow" ) );
dlg->exec();
delete dlg;
}
void KPrMSPresentationSetup::showColourGroup(bool on)
{
if (on) {
colourGroup->setHidden( false );
mainLayout->setGeometry( TQRect(0, 0, 300, 220 ) );
} else {
colourGroup->setHidden( true );
mainLayout->setGeometry( TQRect(0, 0, 300, 320 ) );
}
}
void KPrMSPresentationSetup::helpMe()
{
kapp->invokeHelp("ms-export");
}
void KPrMSPresentationSetup::finish()
{
msPres.setTitle( title->text() );
msPres.setBackColour( backColour->color() );
msPres.setTextColour( textColour->color() );
msPres.setPath( path->lineEdit()->text() );
// Things to sanity check:
// 1. that the directory exists. If not, offer to create it.
// 2. that the directory is writable.
// 3. that the .spp file doesn't already exist. If it does, offer to overwrite it.
// If we fail to create a directory, or the user tells us not to bother creating it,
// or the user doesn't want to overwrite it, go back.
TQString pathname = path->lineEdit()->text();
// path doesn't exist. ask user if it should be created.
if ( !KIO::NetAccess::exists(pathname, false, this) ) {
TQString msg = i18n( "<qt>The directory <b>%1</b> does not exist.<br>"
"Do you want create it?</qt>" );
if( KMessageBox::questionYesNo( this, msg.arg( pathname ),
i18n( "Directory Not Found" ) )
== KMessageBox::Yes)
{
// we are trying to create the directory
TQDir dir;
bool ok = KIO::NetAccess::mkdir( pathname,this );
if( !ok ) {
// then directory couldn't be created
KMessageBox::sorry( this,
i18n( "Cannot create directory." ) );
path->setFocus();
return;
}
}
else {
// user preferred not to create directory
path->setFocus();
return;
}
}
TQString sppFile( pathname + "/MSSONY/PJ/" + title->text() + ".SPP" );
if (KIO::NetAccess::exists(sppFile, false, this ) ) {
if ( KMessageBox::warningYesNo( 0,
i18n( "You are about to overwrite an existing index "
"file : %1.\n "
"Do you want to proceed?" ).arg( sppFile ),
i18n( "Overwrite Presentation" ) )
== KMessageBox::No) {
path->setFocus();
return;
}
}
close();
KPrMSPresentationCreateDialog::createMSPresentation( doc, view, msPres );
}
void KPrMSPresentationSetup::slotChoosePath(const TQString &text)
{
msPres.setPath(text);
}
KPrMSPresentationCreateDialog::KPrMSPresentationCreateDialog( KPrDocument *_doc, KPrView *_view,
const KPrMSPresentation &_msPres )
: TQDialog( 0, "", false ), msPres( _msPres )
{
doc = _doc;
view = _view;
setupGUI();
}
KPrMSPresentationCreateDialog::~KPrMSPresentationCreateDialog()
{
view->enableMSPres();
}
void KPrMSPresentationCreateDialog::createMSPresentation( KPrDocument *_doc, KPrView *_view,
const KPrMSPresentation &_msPres )
{
KPrMSPresentationCreateDialog *dlg = new KPrMSPresentationCreateDialog( _doc, _view, _msPres );
dlg->setCaption( i18n( "Create Memory Stick Slideshow" ) );
dlg->resize( 400, 250 );
dlg->show();
dlg->start();
}
void KPrMSPresentationCreateDialog::start()
{
setCursor( waitCursor );
initCreation();
createSlidesPictures();
createIndexFile();
setCursor( arrowCursor );
bDone->setEnabled( true );
}
void KPrMSPresentationCreateDialog::initCreation()
{
TQFont f = step1->font(), f2 = step1->font();
f.setBold( true );
step1->setFont( f );
progressBar->setProgress( 0 );
progressBar->setTotalSteps( msPres.initSteps() );
msPres.initCreation( progressBar );
step1->setFont( f2 );
progressBar->setProgress( progressBar->totalSteps() );
}
void KPrMSPresentationCreateDialog::createSlidesPictures()
{
TQFont f = step2->font(), f2 = f;
f.setBold( true );
step2->setFont( f );
progressBar->setProgress( 0 );
if ( msPres.slidesSteps() > 0 )
{
progressBar->setTotalSteps( msPres.slidesSteps() );
msPres.createSlidesPictures( progressBar );
}
step2->setFont( f2 );
progressBar->setProgress( progressBar->totalSteps() );
}
void KPrMSPresentationCreateDialog::createIndexFile()
{
TQFont f = step3->font(), f2 = f;
f.setBold( true );
step3->setFont( f );
progressBar->setProgress( 0 );
if ( msPres.indexFileSteps() > 0 )
{
progressBar->setTotalSteps( msPres.indexFileSteps() );
msPres.createIndexFile( progressBar );
}
step3->setFont( f2 );
progressBar->setProgress( progressBar->totalSteps() );
}
void KPrMSPresentationCreateDialog::setupGUI()
{
back = new TQVBox( this );
back->setMargin( KDialog::marginHint() );
TQFrame *line;
step1 = new TQLabel( i18n( "Create directory structure" ), back );
step2 = new TQLabel( i18n( "Create pictures of the slides" ), back );
step3 = new TQLabel( i18n( "Create index file" ), back );
line = new TQFrame( back );
line->setFrameStyle( TQFrame::HLine | TQFrame::Sunken );
line->setMaximumHeight( 20 );
progressBar = new KProgress( back );
line = new TQFrame( back );
line->setFrameStyle( TQFrame::HLine | TQFrame::Sunken );
line->setMaximumHeight( 20 );
KButtonBox *bb = new KButtonBox( back );
bb->addStretch();
bDone = bb->addButton( i18n( "Done" ) );
bDone->setEnabled( false );
connect( bDone, TQT_SIGNAL( clicked() ), this, TQT_SLOT( accept() ) );
}
void KPrMSPresentationCreateDialog::resizeEvent( TQResizeEvent *e )
{
TQDialog::resizeEvent( e );
back->resize( size() );
}
#include "KPrGradient.h"
#include "KPrMSPresentationSetup.moc"