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			65 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			65 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
// rdwavepainter.h
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//
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// A Painter Class for Drawing Audio Waveforms
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//
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//   (C) Copyright 2002-2005 Fred Gleason <fredg@paravelsystems.com>
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//
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//      $Id: rdwavepainter.h,v 1.10.6.1 2013/11/13 23:36:34 cvs Exp $
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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 version 2 as
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//   published by the Free Software Foundation.
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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
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//   License along with this program; if not, write to the Free Software
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//   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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//
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#ifndef RDWAVEPAINTER_H
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#define RDWAVEPAINTER_H
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#include <qpainter.h>
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#include <rdconfig.h>
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#include <rdpeaksexport.h>
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#include <rdstation.h>
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#include <rduser.h>
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#include <rdcut.h>
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class RDWavePainter : public QPainter
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{
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 public:
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  enum Channel {Mono=0,Left=1,Right=2};
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  RDWavePainter(const QPaintDevice *pd,RDCut *cut,RDStation *station,
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		RDUser *user,RDConfig *config);
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  RDWavePainter(RDStation *station,RDUser *user,RDConfig *config);
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  ~RDWavePainter();
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  void nameWave(RDCut *cut);
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  bool begin(const QPaintDevice *pd,RDCut *cut);
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  bool begin(const QPaintDevice *pd);
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  void drawWaveBySamples(int x,int w,int startsamp,int endsamp,int gain,
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			 Channel channel,const QColor &color,
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			 int startclip=-1,int endclip=-1);
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  void drawWaveByMsecs(int x,int w,int startmsecs,int endmsecs,int gain,
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		       Channel channel,const QColor &color,
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		       int startclip=-1,int endclip=-1);
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 private:
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  void LoadWave();
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  RDCut *wave_cut;
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  RDStation *wave_station;
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  RDUser *wave_user;
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  RDConfig *wave_config;
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  RDPeaksExport *wave_peaks;
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  unsigned wave_sample_rate;
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  unsigned wave_channels;
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};
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#endif  // RDWAVEPAINTER_H
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