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/* This file is part of the KDE libraries
Copyright (C) 2000 Malte Starostik <malte@kde.org>
Copyright (C) 2006 Roberto Cappuccio <roberto.cappuccio@gmail.com>
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 <time.h>
#include <tqpixmap.h>
#include <tqimage.h>
#include <tqpainter.h>
#include <kapplication.h>
#include <tdehtml_part.h>
#include "htmlcreator.h"
extern "C"
{
KDE_EXPORT ThumbCreator *new_creator()
{
return new HTMLCreator;
}
}
HTMLCreator::HTMLCreator()
: m_html(0)
{
}
HTMLCreator::~HTMLCreator()
{
delete m_html;
}
bool HTMLCreator::create(const TQString &path, int width, int height, TQImage &img)
{
if (!m_html)
{
m_html = new KHTMLPart;
connect(m_html, TQT_SIGNAL(completed()), TQT_SLOT(slotCompleted()));
m_html->setJScriptEnabled(false);
m_html->setJavaEnabled(false);
m_html->setPluginsEnabled(false);
m_html->setMetaRefreshEnabled(false);
m_html->setOnlyLocalReferences(true);
}
KURL url;
url.setPath(path);
m_html->openURL(url);
int t = startTimer(5000);
tqApp->enter_loop();
killTimer(t);
// render the HTML page on a bigger pixmap and use smoothScale,
// looks better than directly scaling with the TQPainter (malte)
TQPixmap pix;
if (width > 400 || height > 600)
{
if (height * 3 > width * 4)
pix.resize(width, width * 4 / 3);
else
pix.resize(height * 3 / 4, height);
}
else
pix.resize(400, 600);
// light-grey background, in case loadind the page failed
pix.fill( TQColor( 245, 245, 245 ) );
int borderX = pix.width() / width, borderY = pix.height() / height;
TQRect rc(borderX, borderY, pix.width() - borderX * 2,
pix.height() - borderY * 2);
TQPainter p;
p.begin(&pix);
m_html->paint(&p, rc);
p.end();
img = pix.convertToImage();
m_html->closeURL();
return true;
}
void HTMLCreator::timerEvent(TQTimerEvent *)
{
tqApp->exit_loop();
}
void HTMLCreator::slotCompleted()
{
tqApp->exit_loop();
}
ThumbCreator::Flags HTMLCreator::flags() const
{
return DrawFrame;
}
#include "htmlcreator.moc"
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