91 lines
2.6 KiB
C++

// vim: set tabstop=4 shiftwidth=4 expandtab:
/*
Gwenview: an image viewer
Copyright 2010 Aurélien Gâteau <agateau@kde.org>
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Cambridge, MA 02110-1301, USA.
*/
// Self
#include "documentinfoprovider.h"
// Qt
#include <QPixmap>
// KF
// Local
#include <lib/document/documentfactory.h>
#include <lib/semanticinfo/sorteddirmodel.h>
namespace Gwenview
{
DocumentInfoProvider::DocumentInfoProvider(SortedDirModel *model)
: AbstractDocumentInfoProvider(model)
, mDirModel(model)
{
connect(DocumentFactory::instance(), &DocumentFactory::documentBusyStateChanged, this, &AbstractDocumentInfoProvider::busyStateChanged);
connect(DocumentFactory::instance(), &DocumentFactory::documentChanged, this, &AbstractDocumentInfoProvider::documentChanged);
}
void DocumentInfoProvider::thumbnailForDocument(const QUrl &url, ThumbnailGroup::Enum group, QPixmap *outPix, QSize *outFullSize) const
{
Q_ASSERT(outPix);
Q_ASSERT(outFullSize);
*outPix = QPixmap();
*outFullSize = QSize();
const int pixelSize = ThumbnailGroup::pixelSize(group);
Document::Ptr doc = DocumentFactory::instance()->getCachedDocument(url);
if (!doc) {
return;
}
if (doc->loadingState() != Document::Loaded) {
return;
}
QImage image = doc->image();
if (image.width() > pixelSize || image.height() > pixelSize) {
image = image.scaled(pixelSize, pixelSize, Qt::KeepAspectRatio);
}
*outPix = QPixmap::fromImage(image);
*outFullSize = doc->size();
}
bool DocumentInfoProvider::isModified(const QUrl &url)
{
Document::Ptr doc = DocumentFactory::instance()->getCachedDocument(url);
if (doc) {
return doc->loadingState() == Document::Loaded && doc->isModified();
} else {
return false;
}
}
bool DocumentInfoProvider::isBusy(const QUrl &url)
{
Document::Ptr doc = DocumentFactory::instance()->getCachedDocument(url);
if (doc) {
return doc->isBusy();
} else {
return false;
}
}
} // namespace
#include "moc_documentinfoprovider.cpp"