Rivendellaudio/lib/rdwavepainter.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

63 lines
1.9 KiB
C++

// rdwavepainter.h
//
// A Painter Class for Drawing Audio Waveforms
//
// (C) Copyright 2002-2005,2016 Fred Gleason <fredg@paravelsystems.com>
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU 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 RDWAVEPAINTER_H
#define RDWAVEPAINTER_H
#include <qpainter.h>
#include <rdconfig.h>
#include <rdpeaksexport.h>
#include <rdstation.h>
#include <rduser.h>
#include <rdcut.h>
class RDWavePainter : public QPainter
{
public:
enum Channel {Mono=0,Left=1,Right=2};
RDWavePainter(QPaintDevice *pd,RDCut *cut,RDStation *station,
RDUser *user,RDConfig *config);
RDWavePainter(RDStation *station,RDUser *user,RDConfig *config);
~RDWavePainter();
void nameWave(RDCut *cut);
bool begin(QPaintDevice *pd,RDCut *cut);
bool begin(QPaintDevice *pd);
void drawWaveBySamples(int x,int w,int startsamp,int endsamp,int gain,
Channel channel,const QColor &color,
int startclip=-1,int endclip=-1);
void drawWaveByMsecs(int x,int w,int startmsecs,int endmsecs,int gain,
Channel channel,const QColor &color,
int startclip=-1,int endclip=-1);
private:
void LoadWave();
RDCut *wave_cut;
RDStation *wave_station;
RDUser *wave_user;
RDConfig *wave_config;
RDPeaksExport *wave_peaks;
unsigned wave_sample_rate;
unsigned wave_channels;
};
#endif // RDWAVEPAINTER_H