1 // Copyright (C) 2002 Dominique Devriese <devriese@kde.org>
3 // This program is free software; you can redistribute it and/or
4 // modify it under the terms of the GNU General Public License
5 // as published by the Free Software Foundation; either version 2
6 // of the License, or (at your option) any later version.
8 // This program is distributed in the hope that it will be useful,
9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 // GNU General Public License for more details.
13 // You should have received a copy of the GNU General Public License
14 // along with this program; if not, write to the Free Software
15 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
18 #include "exporttoimagedialog.h"
19 #include "exporttoimagedialog.moc"
21 #include "../kig/kig_document.h"
22 #include "../kig/kig_part.h"
23 #include "../kig/kig_view.h"
24 #include "../misc/kigpainter.h"
26 #include <qcheckbox.h>
28 #include <kiconloader.h>
31 #include <kmessagebox.h>
32 #include <knuminput.h>
33 #include <kpushbutton.h>
34 #include <kurlrequester.h>
36 ExportToImageDialog::ExportToImageDialog( KigWidget
* v
, const KigPart
* part
)
37 : ExportToImageDialogBase( v
, "Export to image dialog", true ),
38 mv( v
), mpart( part
), msize( v
->size() ), minternallysettingstuff( false )
40 KIconLoader
* l
= part
->instance()->iconLoader();
41 OKButton
->setIconSet( QIconSet( l
->loadIcon( "button_ok", KIcon::Small
) ) );
42 CancelButton
->setIconSet( QIconSet( l
->loadIcon( "button_cancel", KIcon::Small
) ) );
44 WidthInput
->setValue( msize
.width() );
45 HeightInput
->setValue( msize
.height() );
47 showGridCheckBox
->setChecked( part
->document().grid() );
48 showAxesCheckBox
->setChecked( part
->document().axes() );
50 static bool kimageioRegistered
= false;
51 if ( ! kimageioRegistered
)
53 KImageIO::registerFormats();
54 kimageioRegistered
= true;
57 URLRequester
->setFilter( KImageIO::pattern( KImageIO::Writing
) );
58 URLRequester
->setMode( KFile::File
| KFile::LocalOnly
);
59 URLRequester
->setCaption( i18n( "Export to Image" ) );
61 connect( OKButton
, SIGNAL( clicked() ), this, SLOT( slotOKPressed() ) );
62 connect( CancelButton
, SIGNAL( clicked() ), this, SLOT( slotCancelPressed() ) );
63 connect( WidthInput
, SIGNAL( valueChanged( int ) ), this, SLOT( slotWidthChanged( int ) ) );
64 connect( HeightInput
, SIGNAL( valueChanged( int ) ), this, SLOT( slotHeightChanged( int ) ) );
67 void ExportToImageDialog::slotOKPressed()
69 QString filename
= URLRequester
->url();
70 if ( filename
.isEmpty() )
72 KMessageBox::sorry( mv
, i18n( "Please enter a file name." ) );
75 QFile
file( filename
);
78 int ret
= KMessageBox::warningYesNo( mv
,
79 i18n( "The file \"%1\" already exists. Do you wish to overwrite it?" )
80 .arg( filename
), i18n( "Overwrite file?" ) );
81 if ( ret
!= KMessageBox::Yes
) return;
84 if ( ! file
.open( IO_WriteOnly
) )
86 KMessageBox::sorry( mv
,
87 i18n( "The file \"%1\" could not be opened. Please check if the file permissions are set correctly." )
92 QString type
= KImageIO::type( filename
);
95 KMessageBox::sorry( mv
,
96 i18n( "Sorry, this file format is not supported." ) );
100 kdDebug() << type
<< endl
;
102 QPixmap
img( QSize( WidthInput
->value(), HeightInput
->value() ) );
103 img
.fill( Qt::white
);
104 KigPainter
p( ScreenInfo( mv
->screenInfo().shownRect(), img
.rect() ), &img
, mpart
->document());
105 p
.setWholeWinOverlay();
106 p
.drawGrid( mpart
->document().coordinateSystem(), showGridCheckBox
->isOn(), showAxesCheckBox
->isOn() );
107 // FIXME: show the selections ?
108 p
.drawObjects( mpart
->document().objects(), false );
109 if ( ! img
.save( filename
, type
.latin1() ) )
111 KMessageBox::error( mv
, i18n( "Sorry, something went wrong while saving to image \"%1\"" ).arg( filename
) );
117 void ExportToImageDialog::slotCancelPressed()
122 void ExportToImageDialog::slotWidthChanged( int w
)
124 if ( ! minternallysettingstuff
)
126 minternallysettingstuff
= true;
127 HeightInput
->setValue( w
* msize
.height() / msize
.width() );
128 minternallysettingstuff
= false;
132 void ExportToImageDialog::slotHeightChanged( int h
)
134 if ( ! minternallysettingstuff
)
136 minternallysettingstuff
= true;
137 WidthInput
->setValue( h
* msize
.width() / msize
.height() );
138 minternallysettingstuff
= false;
142 ExportToImageDialog::~ExportToImageDialog()