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dspdfviewer.h
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dspdfviewer.h
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/*
dspdfviewer - Dual Screen PDF Viewer for LaTeX-Beamer
Copyright (C) 2012 Danny Edel <mail@danny-edel.de>
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.
*/
#ifndef dspdfviewer_H
#define dspdfviewer_H
#include <QObject>
#include <QTimer>
#include <QFileSystemWatcher>
#include "poppler-qt.h"
#include "pdfviewerwindow.h"
#include "pdfrenderfactory.h"
#include "runtimeconfiguration.h"
class DSPDFViewer: public QObject
{
Q_OBJECT
private:
const RuntimeConfiguration& runtimeConfiguration;
enum {
TIMER_UPDATE_INTERVAL=250
};
private:
QTimer clockDisplayTimer;
QTime slideStart;
QTime presentationStart;
bool presentationClockRunning;
private:
QFileSystemWatcher documentFileWatcher;
PdfRenderFactory renderFactory;
unsigned int m_pagenumber;
PDFViewerWindow audienceWindow;
PDFViewerWindow secondaryWindow;
private:
QString timeToString(QTime time) const;
QString timeToString(int milliseconds) const;
void resetSlideClock();
RenderingIdentifier toRenderIdent(unsigned int pageNumber, const PDFViewerWindow& window);
RenderingIdentifier toThumbnailRenderIdent(unsigned int pageNumber, PDFViewerWindow& window);
private slots:
void sendAllClockSignals() const;
public:
DSPDFViewer(const RuntimeConfiguration& r);
virtual ~DSPDFViewer() override;
/** get current page number
*/
unsigned int pageNumber() const;
/** get page count
*/
unsigned int numberOfPages() const;
void setHighQuality(bool hq);
bool isReadyToRender() const;
PdfRenderFactory* theFactory();
QTime wallClock() const;
QTime slideClock() const;
QTime presentationClock() const;
QTime timeSince( const QTime& startPoint) const;
bool isAudienceScreenBlank() const;
/** Allow const access to the windows' positions.
* Needed for tests to inspect things. */
const QRect audienceGeometry() const;
const QRect secondGeometry() const;
signals:
void wallClockUpdate(const QTime& wallClock) const;
void slideClockUpdate(const QTime& slideClock) const;
void presentationClockUpdate(const QTime& presentationClock) const;
public slots:
/** (re-)Renders the current page on both monitors
*/
void renderPage();
/** goes to the specified page. Pages start at zero.
*/
void gotoPage(unsigned int pageNumber);
/** go Forward one page
*/
void goForward();
/** go backward one page
*/
void goBackward();
void goToStartAndResetClocks();
void swapScreens();
void toggleAudienceScreenBlank();
void setAudienceScreenBlank();
void setAudienceScreenVisible();
void toggleSecondaryScreenFunction();
void toggleSecondaryScreenDuplication();
void exit();
};
#endif // dspdfviewer_H