Rivendellaudio/lib/rdsegmeter.h
Fred Gleason 796e1bebc3 2018-08-07 Fred Gleason <fredg@paravelsystems.com>
* Removed the 'pam_rd' plug-in.
	* Removed rdchunk(1).
	* Upgraded Qt3 to Qt4.
2018-08-07 10:09:49 -04:00

101 lines
2.6 KiB
C++

// rdsegmeter.h
//
// An audio meter display widget.
//
// (C) Copyright 2002-2003,2016 Fred Gleason <fredg@paravelsystems.com>
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU Library General Public License
// version 2 as published by the Free Software Foundation.
//
// 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., 675 Mass Ave, Cambridge, MA 02139, USA.
//
#ifndef RDSEGMETER_H
#define RDSEGMETER_H
#include <qwidget.h>
#include <qcolor.h>
#include <qpainter.h>
#include <qsize.h>
#include <qsizepolicy.h>
#include <qtimer.h>
//Added by qt3to4:
#include <QPaintEvent>
/*
* Default Colors
*/
#define DEFAULT_LOW_COLOR Qt::green
#define DEFAULT_DARK_LOW_COLOR 0,80,0
#define DEFAULT_HIGH_COLOR Qt::yellow
#define DEFAULT_DARK_HIGH_COLOR 75,75,0
#define DEFAULT_CLIP_COLOR Qt::red
#define DEFAULT_DARK_CLIP_COLOR 85,0,0
/*
* Global Settings
*/
#define PEAK_HOLD_TIME 750
class RDSegMeter : public QWidget
{
Q_OBJECT
public:
enum Mode {Independent=0,Peak=1};
enum Orientation {Left=0,Right=1,Up=2,Down=3};
RDSegMeter(RDSegMeter::Orientation o,QWidget *parent=0);
QSize sizeHint() const;
QSizePolicy sizePolicy() const;
void setRange(int min,int max);
void setDarkLowColor(QColor color);
void setDarkHighColor(QColor color);
void setDarkClipColor(QColor color);
void setLowColor(QColor color);
void setHighColor(QColor color);
void setClipColor(QColor color);
void setHighThreshold(int level);
void setClipThreshold(int level);
void setSegmentSize(int size);
void setSegmentGap(int gap);
RDSegMeter::Mode mode() const;
void setMode(RDSegMeter::Mode mode);
public slots:
void setSolidBar(int level);
void setFloatingBar(int level);
void setPeakBar(int level);
protected:
void paintEvent(QPaintEvent *);
private slots:
void peakData();
private:
RDSegMeter::Orientation orient;
RDSegMeter::Mode seg_mode;
QTimer *peak_timer;
int range_min,range_max;
QColor dark_low_color;
QColor dark_high_color;
QColor dark_clip_color;
QColor low_color;
QColor high_color;
QColor clip_color;
int high_threshold,clip_threshold;
int solid_bar,floating_bar;
int seg_size,seg_gap;
};
#endif // RDSEGMETER_H