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5d77471e5b
threading it does not help when an image requires gigabytes of memory to store to begin with (such as when the image is resized to 30000x20000, it requires a bit less than 2GB of memory and that's because its ARGB), the document jobs were not thread-safe either Signed-off-by: Ivailo Monev <xakepa10@gmail.com>
109 lines
2.6 KiB
C++
109 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 2007 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, Boston, MA 02110-1301, USA.
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*/
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// Self
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#include "transformimageoperation.h"
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// Qt
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// KDE
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#include <KDebug>
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#include <KLocale>
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// Local
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#include "document/abstractdocumenteditor.h"
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namespace Gwenview
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{
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struct TransformImageOperationPrivate
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{
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Orientation mOrientation;
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};
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TransformJob::TransformJob(Orientation orientation)
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: mOrientation(orientation)
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{
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}
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void TransformJob::doStart()
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{
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if (!checkDocumentEditor()) {
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return;
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}
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document()->editor()->applyTransformation(mOrientation);
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setError(NoError);
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emitResult();
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}
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TransformImageOperation::TransformImageOperation(Orientation orientation)
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: d(new TransformImageOperationPrivate)
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{
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d->mOrientation = orientation;
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switch (d->mOrientation) {
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case ROT_90:
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setText(i18nc("(qtundo-format)", "Rotate Right"));
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break;
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case ROT_270:
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setText(i18nc("(qtundo-format)", "Rotate Left"));
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break;
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case HFLIP:
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setText(i18nc("(qtundo-format)", "Mirror"));
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break;
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case VFLIP:
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setText(i18nc("(qtundo-format)", "Flip"));
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break;
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default:
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// We should not get there because the transformations listed above are
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// the only one available from the UI. Define a default text nevertheless.
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setText(i18nc("(qtundo-format)", "Transform"));
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break;
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}
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}
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TransformImageOperation::~TransformImageOperation()
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{
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delete d;
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}
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void TransformImageOperation::redo()
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{
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redoAsDocumentJob(new TransformJob(d->mOrientation));
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}
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void TransformImageOperation::undo()
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{
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Orientation orientation;
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switch (d->mOrientation) {
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case ROT_90:
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orientation = ROT_270;
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break;
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case ROT_270:
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orientation = ROT_90;
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break;
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default:
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orientation = d->mOrientation;
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break;
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}
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document()->enqueueJob(new TransformJob(orientation));
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}
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} // namespace
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