non/Timeline/Tempo_Point.C

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/*******************************************************************************/
/* Copyright (C) 2008 Jonathan Moore Liles */
/* */
/* 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; either version 2 of the License, or (at your */
/* option) any later version. */
/* */
/* 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; see the file COPYING. If not,write to the Free Software */
/* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
/*******************************************************************************/
#include "Tempo_Point.H"
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#include "Tempo_Sequence.H"
#include "Timeline.H" // for timeline->tempo_track
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void
Tempo_Point::get ( Log_Entry &e )
{
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e.add( ":x", _r->offset );
e.add( ":tempo", _tempo );
}
void
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Tempo_Point::set ( Log_Entry &e )
{
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for ( int i = 0; i < e.size(); ++i )
{
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const char *s, *v;
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e.get( i, &s, &v );
if ( ! strcmp( s, ":x" ) )
_r->offset = atol( v );
else if ( ! strcmp( s, ":tempo" ) )
_tempo = atof( v );
/* FIXME: we need to add this to the time track on creation!!! */
timeline->tempo_track->add( this );
}
timeline->redraw();
_make_label();
}
Tempo_Point::Tempo_Point ( nframes_t when, float bpm )
{
_tempo = bpm;
_r->offset = when;
_make_label();
log_create();
}
Tempo_Point::~Tempo_Point ( )
{
if ( _label ) delete[] _label;
log_destroy();
}
int
Tempo_Point::handle ( int m )
{
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int r = Sequence_Widget::handle( m );
if ( m == FL_RELEASE )
{
_track->sort();
timeline->redraw();
}
return r;
}