74 lines
2.1 KiB
C++
74 lines
2.1 KiB
C++
/*
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QAD - Qt ADvanced
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Ivan Pelipenko peri4ko@yandex.ru, Andrey Bychkov work.a.b@yandex.ru
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(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 Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef IMAGE_VIEW_H
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#define IMAGE_VIEW_H
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#include "qad_widgets_export.h"
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#include <QGraphicsView>
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class QGraphicsPixmapItem;
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class QAD_WIDGETS_EXPORT ImageView: public QGraphicsView {
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Q_OBJECT
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Q_PROPERTY(QPixmap pixmap READ pixmap WRITE setPixmap)
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Q_PROPERTY(bool viewInteractive READ viewInteractive WRITE setViewInteractive)
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Q_PROPERTY(bool smoothBigImages READ isSmoothBigImages WRITE setSmoothBigImages)
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public:
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ImageView(QWidget * parent = nullptr);
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~ImageView() override;
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void setImage(const QImage & i, bool save = true);
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void setImage(const QByteArray & i);
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QByteArray image() const { return im_data; }
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QPixmap pixmap() const;
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bool viewInteractive() const { return interactive_; }
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void clear();
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bool isSmoothBigImages() const { return smooth_big; }
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void setSmoothBigImages(bool yes);
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public slots:
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void autofit();
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void setPixmap(QPixmap pixmap);
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void setViewInteractive(bool yes);
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signals:
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void clicked(QPointF, Qt::MouseButtons);
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private:
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void mouseDoubleClickEvent(QMouseEvent *) override;
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void mousePressEvent(QMouseEvent * e) override;
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void wheelEvent(QWheelEvent * e) override;
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bool eventFilter(QObject * o, QEvent * e) override;
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void adjustView();
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QGraphicsPixmapItem * item;
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QByteArray im_data;
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QPoint prev_pos;
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bool autofit_, interactive_, smooth_big;
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QPixmap map;
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};
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#endif // IMAGE_VIEW_H
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