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calyp/source/app/SubWindowHandle.h
T
2014-03-29 21:25:30 +00:00

154 lines
3.4 KiB
C++

/* This file is a part of plaYUVer project
* Copyright (C) 2014 by Luis Lucas (luisfrlucas@gmail.com)
* Joao Carreira (jfmcarreira@gmail.com)
*
* 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.
*/
/**
* \file SubWindowHandle.h
* \brief Sub windows handling
*/
#ifndef __SUBWINDOWHANDLE_H__
#define __SUBWINDOWHANDLE_H__
#include "config.h"
#if( QT_VERSION_PLAYUVER == 5 )
#include <QtWidgets>
#elif( QT_VERSION_PLAYUVER == 4 )
#include <QtGui>
#endif
#include "TypeDef.h"
#include "InputStream.h"
#include "ViewArea.h"
#include "PlaYUVerModuleIf.h"
namespace plaYUVer
{
class SubWindowHandle: public QMdiSubWindow
{
Q_OBJECT
private:
QScrollArea* m_cScrollArea;
ViewArea* m_cViewArea;
PlaYUVerModuleIf* m_pcCurrentModule;
InputStream* m_pCurrStream;
QImage* m_pCurrFrameQImage;
QString m_cWindowName;
QString m_cCurrFileName;
Bool m_bIsPlaying;
public:
SubWindowHandle( QWidget * parent = 0 );
~SubWindowHandle();
Bool mayClose();
Bool loadFile( const QString &fileName );
Bool save();
Void stopEvent();
Void seekAbsoluteEvent( UInt new_frame_num );
Void seekRelativeEvent( Bool bIsFoward );
QImage* FrameToQImage( PlaYUVerFrame* curr_frame );
Void refreshFrame();
InputStream* getInputStream()
{
return m_pCurrStream;
}
ViewArea* getViewArea()
{
return m_cViewArea;
}
/**
* Functions to enable a module in the
* current SubWindow
*/
Void enableModule( PlaYUVerModuleIf* select_module );
Void disableModule();
/**
* Show the image at its original size
*/
Void normalSize();
/**
* Scale the image (zoomed in or out) to fit on the window.
*/
Void zoomToFit();
/**
* Scale the image by a given factor
* @param factor factor of scale. Ex: 1.2 scale the image up by 20% and
* 0.8 scale the image down by 25%
*/
Void scaleView( Double scale );
/**
* The current image size is scaled to a rectangle as large as possible
* inside (@p width, @p height ) preserving the aspect ratio.
*/
Void scaleView( Int width, Int height );
/**
* This is an overloaded member function, provided for convenience.
* Scales the image to a rectangle with the given size, preserving the
* aspect ratio.
*/
Void scaleView( const QSize & size );
Void scaleViewFactor( Double factor );
Double getScaleFactor()
{
return m_cViewArea->getZoomFactor();
}
QSize sizeHint() const;
QString userFriendlyCurrentFile()
{
return m_cWindowName;
}
QString currentFile()
{
return m_cCurrFileName;
}
protected:
void closeEvent( QCloseEvent *event );
public Q_SLOTS:
bool playEvent();
void adjustScrollBar( double factor );
};
} // NAMESPACE
#endif // __SUBWINDOWHANDLE_H__