mirror of
https://invent.kde.org/graphics/okular
synced 2024-10-30 03:32:13 +00:00
59 lines
1.9 KiB
C++
59 lines
1.9 KiB
C++
/*
|
|
* 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) version 3 or any later version
|
|
* accepted by the membership of KDE e.V. (or its successor approved
|
|
* by the membership of KDE e.V.), which shall act as a proxy
|
|
* defined in Section 14 of version 3 of the license.
|
|
*
|
|
* 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, see <http://www.gnu.org/licenses/>.
|
|
*
|
|
*/
|
|
|
|
#ifndef MAGNIFIERVIEW_H
|
|
#define MAGNIFIERVIEW_H
|
|
|
|
#include <QWidget>
|
|
#include "core/observer.h"
|
|
#include "core/page.h"
|
|
|
|
class MagnifierView : public QWidget, public Okular::DocumentObserver
|
|
{
|
|
Q_OBJECT
|
|
|
|
public:
|
|
MagnifierView( Okular::Document *document, QWidget *parent = nullptr );
|
|
~MagnifierView();
|
|
|
|
void notifySetup( const QVector< Okular::Page * > & pages, int setupFlags ) override;
|
|
void notifyPageChanged( int page, int flags ) override;
|
|
void notifyCurrentPageChanged( int previous, int current ) override;
|
|
bool canUnloadPixmap( int page ) const override;
|
|
|
|
void updateView( const Okular::NormalizedPoint &p, const Okular::Page * page );
|
|
void move( int x, int y );
|
|
|
|
protected:
|
|
void paintEvent( QPaintEvent *e ) override;
|
|
|
|
private:
|
|
Okular::NormalizedRect normalizedView() const;
|
|
void requestPixmap();
|
|
void drawTicks( QPainter *p );
|
|
|
|
private:
|
|
Okular::Document *m_document;
|
|
Okular::NormalizedPoint m_viewpoint;
|
|
const Okular::Page *m_page;
|
|
int m_current;
|
|
QVector<Okular::Page *> m_pages;
|
|
};
|
|
|
|
#endif // MAGNIFIERVIEW_H
|