91 lines
2.6 KiB
C++
91 lines
2.6 KiB
C++
// vim: set tabstop=4 shiftwidth=4 expandtab:
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/*
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Gwenview: an image viewer
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Copyright 2010 Aurélien Gâteau <agateau@kde.org>
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Cambridge, MA 02110-1301, USA.
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*/
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// Self
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#include "documentinfoprovider.h"
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// Qt
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#include <QPixmap>
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// KF
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// Local
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#include <lib/document/documentfactory.h>
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#include <lib/semanticinfo/sorteddirmodel.h>
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namespace Gwenview
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{
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DocumentInfoProvider::DocumentInfoProvider(SortedDirModel *model)
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: AbstractDocumentInfoProvider(model)
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, mDirModel(model)
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{
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connect(DocumentFactory::instance(), &DocumentFactory::documentBusyStateChanged, this, &AbstractDocumentInfoProvider::busyStateChanged);
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connect(DocumentFactory::instance(), &DocumentFactory::documentChanged, this, &AbstractDocumentInfoProvider::documentChanged);
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}
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void DocumentInfoProvider::thumbnailForDocument(const QUrl &url, ThumbnailGroup::Enum group, QPixmap *outPix, QSize *outFullSize) const
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{
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Q_ASSERT(outPix);
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Q_ASSERT(outFullSize);
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*outPix = QPixmap();
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*outFullSize = QSize();
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const int pixelSize = ThumbnailGroup::pixelSize(group);
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Document::Ptr doc = DocumentFactory::instance()->getCachedDocument(url);
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if (!doc) {
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return;
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}
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if (doc->loadingState() != Document::Loaded) {
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return;
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}
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QImage image = doc->image();
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if (image.width() > pixelSize || image.height() > pixelSize) {
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image = image.scaled(pixelSize, pixelSize, Qt::KeepAspectRatio);
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}
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*outPix = QPixmap::fromImage(image);
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*outFullSize = doc->size();
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}
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bool DocumentInfoProvider::isModified(const QUrl &url)
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{
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Document::Ptr doc = DocumentFactory::instance()->getCachedDocument(url);
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if (doc) {
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return doc->loadingState() == Document::Loaded && doc->isModified();
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} else {
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return false;
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}
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}
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bool DocumentInfoProvider::isBusy(const QUrl &url)
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{
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Document::Ptr doc = DocumentFactory::instance()->getCachedDocument(url);
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if (doc) {
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return doc->isBusy();
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} else {
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return false;
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}
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}
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} // namespace
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#include "moc_documentinfoprovider.cpp"
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