kde-workspace/kioslave/thumbnail/imagecreator.cpp
Ivailo Monev 5069836bc9 generic: port to new kexiv2 library
Signed-off-by: Ivailo Monev <xakepa10@gmail.com>
2021-08-01 16:25:30 +03:00

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/* This file is part of the KDE libraries
Copyright (C) 2000 Carsten Pfeiffer <pfeiffer@kde.org>
2000 Malte Starostik <malte@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 "imagecreator.h"
#include "imagecreatorsettings.h"
#include <QImage>
#include <QCheckBox>
#include <kdemacros.h>
#include <klocale.h>
#include <kexiv2.h>
extern "C"
{
KDE_EXPORT ThumbCreator *new_creator()
{
return new ImageCreator;
}
}
bool ImageCreator::create(const QString &path, int, int, QImage &img)
{
// use preview from Exiv2 metadata if possible
KExiv2 exiv(path);
img = exiv.preview();
// create image preview otherwise
if (img.isNull() && !img.load(path)) {
return false;
}
ImageCreatorSettings* settings = ImageCreatorSettings::self();
settings->readConfig();
if (settings->rotate()) {
exiv.rotateImage(img);
}
if (img.depth() != 32) {
img = img.convertToFormat(img.hasAlphaChannel() ? QImage::Format_ARGB32 : QImage::Format_RGB32);
}
return true;
}
ThumbCreator::Flags ImageCreator::flags() const
{
return None;
}
QWidget *ImageCreator::createConfigurationWidget()
{
QCheckBox *rotateCheckBox = new QCheckBox(i18nc("@option:check", "Rotate the image automatically"));
rotateCheckBox->setChecked(ImageCreatorSettings::rotate());
return rotateCheckBox;
}
void ImageCreator::writeConfiguration(const QWidget *configurationWidget)
{
const QCheckBox *rotateCheckBox = qobject_cast<const QCheckBox*>(configurationWidget);
if (rotateCheckBox) {
ImageCreatorSettings* settings = ImageCreatorSettings::self();
settings->setRotate(rotateCheckBox->isChecked());
settings->writeConfig();
}
}