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/***************************************************************************
copyright : (C) 2003 by Arnold Krille
email : arnold@arnoldarts.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; version 2 of the License. *
* *
***************************************************************************/
#ifndef KRECFILEWIDGETS_H
#define KRECFILEWIDGETS_H
#include <qframe.h>
#include <qvaluelist.h>
#include <qpoint.h>
class KRecFile;
class KRecBuffer;
class TimeDisplay;
class QBoxLayout;
class QLabel;
class QLineEdit;
class KRecFileWidget;
class KRecBufferWidget;
class KRecTimeBar;
class KRecTimeDisplay;
class QRegion;
class QPainter;
class KAction;
class KToggleAction;
class KRecFileWidget : public QFrame {
Q_OBJECT
public:
KRecFileWidget( KRecFile*, QWidget*, const char* =0 );
~KRecFileWidget();
void setFile( KRecFile* );
void resizeEvent( QResizeEvent* =0 );
void mouseReleaseEvent( QMouseEvent* );
public slots:
void newBuffer( KRecBuffer* );
void deleteBuffer( KRecBuffer* );
private slots:
void popupMenu( KRecBufferWidget*, QPoint );
private:
KRecFile *_file;
QValueList<KRecBufferWidget*> bufferwidgets;
};
class Sample : public QObject {
Q_OBJECT
public:
Sample() : _values( 0 ), _min( 0 ), _max( 0 ) {}
void addValue( float n ) { _values += n; ++_count; addMin( n ); addMax( n ); }
void addMin( float n ) { if ( n < _min ) _min = n; }
void addMax( float n ) { if ( n > _max ) _max = n; }
float getValue() const { return _values / _count; }
float getMax() const { return ( _max>1 )?1:_max; }
float getMin() const { return ( _min<-1 )?-1:_min; }
int getCount() const { return _count; }
private:
float _values, _min, _max;
int _count;
};
class KRecBufferWidget : public QFrame {
Q_OBJECT
public:
KRecBufferWidget( KRecBuffer*, QWidget*, const char* =0 );
~KRecBufferWidget();
const KRecBuffer* buffer() { return _buffer; }
void resizeEvent( QResizeEvent* );
void drawFrame( QPainter* );
void drawContents( QPainter* );
void paintEvent( QPaintEvent* );
void mousePressEvent( QMouseEvent* );
void mouseDoubleClickEvent( QMouseEvent* );
signals:
void popupMenu( KRecBufferWidget*, QPoint );
private slots:
void initSamples();
void changeTitle();
void changeComment();
private:
void initLayout();
KRecBuffer *_buffer;
QRegion *_main_region, *_title_region, *_fileend_region;
QPoint _topleft, _bottomleft, _bottomright, _topright, _topmiddle, _bottommiddle;
int _title_height;
QValueList <Sample*> samples1, samples2;
uint alreadyreadsize;
};
#endif
// vim:sw=4:ts=4
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