51 lines
2.0 KiB
C++
51 lines
2.0 KiB
C++
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/*******************************************************************************/
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/* Copyright (C) 2008 Jonathan Moore Liles */
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/* */
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/* This program is free software; you can redistribute it and/or modify it */
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/* under the terms of the GNU General Public License as published by the */
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/* Free Software Foundation; either version 2 of the License, or (at your */
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/* option) any later version. */
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/* */
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/* This program is distributed in the hope that it will be useful, but WITHOUT */
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/* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or */
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/* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for */
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/* 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; see the file COPYING. If not,write to the Free Software */
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/* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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/*******************************************************************************/
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#pragma once
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#include <FL/Fl_Widget.H>
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#include <FL/fl_draw.H>
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typedef unsigned long tick_t;
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class Waveform : public Fl_Widget
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{
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protected:
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float *_peaks;
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tick_t _start;
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tick_t _end;
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float _scale; /* vertical scaling */
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float _zoom; /* horizontal zoom */
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public:
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Waveform ( int X, int Y, int W, int H, const char *L );
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int handle ( int m );
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void draw ( void );
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void draw ( int X, int Y, int W, int H );
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void start ( tick_t s ) { _start = s; }
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void end ( tick_t e ) { _end = e; }
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void peaks ( float *p ) { _peaks = p; }
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};
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