185 lines
4.0 KiB
C++
185 lines
4.0 KiB
C++
/* This file is a part of plaYUVer project
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* Copyright (C) 2014 by Luis Lucas (luisfrlucas@gmail.com)
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* Joao Carreira (jfmcarreira@gmail.com)
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*
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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 General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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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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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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/**
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* \file SubWindowHandle.h
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* \brief Sub windows handling
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*/
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#ifndef __SUBWINDOWHANDLE_H__
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#define __SUBWINDOWHANDLE_H__
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#include "config.h"
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#if( QT_VERSION_PLAYUVER == 5 )
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#include <QtWidgets>
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#elif( QT_VERSION_PLAYUVER == 4 )
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#include <QtGui>
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#endif
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#include "TypeDef.h"
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#include "InputStream.h"
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#include "ViewArea.h"
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#include "ModulesHandle.h"
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namespace plaYUVer
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{
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class SubWindowHandle: public QMdiSubWindow
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{
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Q_OBJECT
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private:
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QScrollArea* m_cScrollArea;
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ViewArea* m_cViewArea;
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PlaYUVerModuleIf* m_pcCurrentModule;
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InputStream* m_pCurrStream;
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PlaYUVerFrame* m_pcCurrFrame;
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QString m_cWindowName;
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QString m_cCurrFileName;
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Bool m_bIsPlaying;
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QPoint m_cLastScroll;
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public:
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SubWindowHandle( QWidget * parent = 0 );
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~SubWindowHandle();
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Bool mayClose();
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Bool loadFile( const QString &fileName );
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Bool save();
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Void play();
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Void pause();
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Int playEvent();
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Void stop();
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Bool isPlaying()
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{
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return m_bIsPlaying;
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}
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Void seekAbsoluteEvent( UInt new_frame_num );
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Void seekRelativeEvent( Bool bIsFoward );
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QImage* FrameToQImage( PlaYUVerFrame* curr_frame );
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Void refreshFrame();
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Void setCurrFrame( PlaYUVerFrame* pcCurrFrame );
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InputStream* getInputStream()
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{
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return m_pCurrStream;
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}
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PlaYUVerFrame* getCurrFrame()
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{
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return m_pcCurrFrame;
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}
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ViewArea* getViewArea()
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{
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return m_cViewArea;
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}
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Void setModule( PlaYUVerModuleIf* pcCurrentModule )
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{
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m_pcCurrentModule = pcCurrentModule;
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}
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/**
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* Functions to enable a module in the
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* current SubWindow
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*/
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Void enableModule( PlaYUVerModuleIf* select_module );
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Void disableModule();
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Void swapModuleFrames();
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/**
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* Show the image at its original size
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*/
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Void normalSize();
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/**
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* Scale the image (zoomed in or out) to fit on the window.
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*/
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Void zoomToFit();
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/**
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* Scale the image by a given factor
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* @param factor factor of scale. Ex: 1.2 scale the image up by 20% and
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* 0.8 scale the image down by 25%
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*/
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Void scaleView( Double scale );
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/**
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* The current image size is scaled to a rectangle as large as possible
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* inside (@p width, @p height ) preserving the aspect ratio.
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*/
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Void scaleView( Int width, Int height );
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/**
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* This is an overloaded member function, provided for convenience.
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* Scales the image to a rectangle with the given size, preserving the
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* aspect ratio.
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*/
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Void scaleView( const QSize & size );
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Void scaleViewByRatio( Double ratio );
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Double getScaleFactor()
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{
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return m_cViewArea->getZoomFactor();
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}
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QSize sizeHint() const;
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Void setWindowName( QString name )
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{
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m_cWindowName = name;
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setWindowTitle( m_cWindowName );
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}
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QString getWindowName()
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{
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return m_cWindowName;
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}
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QString userFriendlyCurrentFile()
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{
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return m_cWindowName;
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}
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QString currentFile()
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{
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return m_cCurrFileName;
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}
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protected:
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void closeEvent( QCloseEvent *event );
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public Q_SLOTS:
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void adjustScrollBarByZoom( double factor, QPoint center );
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void adjustScrollBarByOffset( QPoint Offset );
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void updateLastScrollValue();
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};
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} // NAMESPACE
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#endif // __SUBWINDOWHANDLE_H__
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