/* Gwenview: an image viewer Copyright 2022 Ilya Pominov 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, Boston, MA 02110-1301, USA. */ // Self #include "bcgimageoperation.h" // Qt #include // KF #include // Local #include "document/abstractdocumenteditor.h" #include "document/document.h" #include "document/documentjob.h" #include "gwenview_lib_debug.h" #include "imageutils.h" namespace Gwenview { class BCGJob : public ThreadedDocumentJob { public: BCGJob(const BCGImageOperation::BrightnessContrastGamma &bcg) : mBcg(bcg) { } void threadedStart() override { if (!checkDocumentEditor()) { return; } QImage img = document()->image(); BCGImageOperation::apply(img, mBcg); document()->editor()->setImage(img); setError(NoError); } private: BCGImageOperation::BrightnessContrastGamma mBcg; }; struct BCGImageOperationPrivate { QImage mOriginalImage; BCGImageOperation::BrightnessContrastGamma mBcg; }; BCGImageOperation::BCGImageOperation(const BrightnessContrastGamma &bcg) : d(new BCGImageOperationPrivate) { setText(i18n("Adjust Colors")); d->mBcg = bcg; } BCGImageOperation::~BCGImageOperation() { delete d; } void BCGImageOperation::redo() { d->mOriginalImage = document()->image(); redoAsDocumentJob(new BCGJob(d->mBcg)); } void BCGImageOperation::undo() { if (!document()->editor()) { qCWarning(GWENVIEW_LIB_LOG) << "!document->editor()"; return; } document()->editor()->setImage(d->mOriginalImage); finish(true); } void BCGImageOperation::apply(QImage &img, const BrightnessContrastGamma &bcg) { if (bcg.brightness != 0) { img = ImageUtils::changeBrightness(img, bcg.brightness); } if (bcg.contrast != 0) { img = ImageUtils::changeContrast(img, bcg.contrast + 100); } if (bcg.gamma != 0) { img = ImageUtils::changeGamma(img, bcg.gamma + 100); } } } // namespace #include "moc_bcgimageoperation.cpp"