You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
122 lines
3.3 KiB
122 lines
3.3 KiB
/* This file is part of the KDE project
|
|
Copyright (C) 1998, 1999 Reginald Stadlbauer <reggie@kde.org>
|
|
Copyright (C) 2002 Nicolas GOUTTE <goutte@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 "KoPictureFilePreview.h"
|
|
#include "KoPictureFilePreview.moc"
|
|
#include <kdialog.h>
|
|
#include <klocale.h>
|
|
#include <kurl.h>
|
|
#include <tqbitmap.h>
|
|
#include <tqlayout.h>
|
|
#include <tqfileinfo.h>
|
|
#include <tqpainter.h>
|
|
#include <tqscrollview.h>
|
|
|
|
#include <kdebug.h>
|
|
|
|
#include <KoPicture.h>
|
|
|
|
/**
|
|
* This class implements the actual widget that shows the image.
|
|
* It is a scrollview, to have scrollbars if the image is big,
|
|
* and it supports both pixmaps and cliparts
|
|
*/
|
|
class KoPictureFilePreviewWidget : public TQScrollView
|
|
{
|
|
public:
|
|
KoPictureFilePreviewWidget( TQWidget *tqparent )
|
|
: TQScrollView( tqparent ) { viewport()->setBackgroundMode( PaletteBase ); }
|
|
|
|
bool setPicture( const KURL& url )
|
|
{
|
|
KoPicture picture;
|
|
if ( url.isLocalFile() )
|
|
{
|
|
if ( !picture.loadFromFile( url.path() ) )
|
|
{
|
|
return false;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// ### TODO: find a way to avoid to download the file again later
|
|
if ( !picture.setKeyAndDownloadPicture( url, this ) )
|
|
{
|
|
return false;
|
|
}
|
|
}
|
|
m_size = picture.getOriginalSize();
|
|
m_picture = picture;
|
|
resizeContents( m_size.width(), m_size.height() );
|
|
repaintContents();
|
|
return true;
|
|
}
|
|
|
|
void setNullPicture(void)
|
|
{
|
|
m_picture=KoPicture();
|
|
m_size=TQSize();
|
|
}
|
|
|
|
void drawContents( TQPainter *p, int, int, int, int )
|
|
{
|
|
p->setBackgroundColor( TQt::white );
|
|
// Be sure that the background is white (for transparency)
|
|
p->fillRect(0, 0, m_size.width(), m_size.height(), TQBrush( TQt::white ));
|
|
m_picture.draw( *p, 0 ,0, m_size.width(), m_size.height());
|
|
}
|
|
|
|
private:
|
|
KoPicture m_picture;
|
|
TQSize m_size;
|
|
};
|
|
|
|
KoPictureFilePreview::KoPictureFilePreview( TQWidget *tqparent )
|
|
: KPreviewWidgetBase( tqparent )
|
|
{
|
|
TQVBoxLayout *vb = new TQVBoxLayout( this, KDialog::marginHint() );
|
|
m_widget = new KoPictureFilePreviewWidget( this );
|
|
vb->addWidget( m_widget, 1 );
|
|
}
|
|
|
|
void KoPictureFilePreview::showPreview( const KURL &u )
|
|
{
|
|
m_widget->setPicture( u );
|
|
}
|
|
|
|
void KoPictureFilePreview::clearPreview()
|
|
{
|
|
m_widget->setNullPicture();
|
|
}
|
|
|
|
TQString KoPictureFilePreview::clipartPattern()
|
|
{
|
|
return i18n( "*.svg *.wmf *.qpic|Clipart (*.svg *.wmf *.qpic)" );
|
|
}
|
|
|
|
TQStringList KoPictureFilePreview::clipartMimeTypes()
|
|
{
|
|
TQStringList lst;
|
|
lst << "image/svg+xml";
|
|
lst << "image/x-wmf";
|
|
lst << "image/x-vnd.trolltech.qpicture";
|
|
return lst;
|
|
}
|