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66 lines
1.5 KiB
C++
66 lines
1.5 KiB
C++
/*
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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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#ifndef IMAGESCALER_H
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#define IMAGESCALER_H
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// Qt
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#include <QObject>
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// KDE
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#include <KSharedPtr>
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#include <lib/gwenviewlib_export.h>
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#include <QImage>
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#include <QRect>
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#include <QRegion>
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namespace Gwenview
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{
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class Document;
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struct ImageScalerPrivate;
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class GWENVIEWLIB_EXPORT ImageScaler : public QObject
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{
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Q_OBJECT
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public:
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ImageScaler(QObject* parent = 0);
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~ImageScaler();
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void setDocument(KSharedPtr<Document>);
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void setZoom(qreal);
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void setDestinationRegion(const QRegion&);
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void setTransformationMode(Qt::TransformationMode);
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Q_SIGNALS:
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void scaledRect(int left, int top, const QImage&);
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private:
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ImageScalerPrivate * const d;
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void scaleRect(const QRect&);
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private Q_SLOTS:
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void doScale();
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};
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} // namespace
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#endif /* IMAGESCALER_H */
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