188 lines
4.4 KiB
C
188 lines
4.4 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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#include "Tempo_Point.H"
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#include "Tempo_Sequence.H"
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#include "Timeline.H" // for timeline->tempo_track
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void
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Tempo_Point::get ( Log_Entry &e ) const
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{
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// Sequence_Point::get( e );
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e.add( ":start", start() );
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e.add( ":tempo", _tempo );
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}
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void
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Tempo_Point::set ( Log_Entry &e )
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{
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Sequence_Point::set( e );
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for ( int i = 0; i < e.size(); ++i )
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{
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const char *s, *v;
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e.get( i, &s, &v );
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if ( ! strcmp( s, ":tempo" ) )
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_tempo = atof( v );
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/* /\* FIXME: we need to add this to the time track on creation!!! *\/ */
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/* timeline->tempo_track->add( this ); */
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}
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timeline->update_tempomap();
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timeline->redraw();
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_make_label();
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}
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Tempo_Point::Tempo_Point ( )
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{
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timeline->tempo_track->add( this );
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timeline->update_tempomap();
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}
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Tempo_Point::Tempo_Point ( nframes_t when, float bpm )
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{
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_tempo = bpm;
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_make_label();
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timeline->tempo_track->add( this );
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timeline->update_tempomap();
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start( when );
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log_create();
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}
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Tempo_Point::~Tempo_Point ( )
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{
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timeline->tempo_track->remove( this );
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timeline->update_tempomap();
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log_destroy();
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}
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int
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Tempo_Point::handle ( int m )
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{
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if ( m == FL_PUSH && Fl::event_button3() && ! ( Fl::event_state() & ( FL_ALT | FL_CTRL | FL_SHIFT ) ) )
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{
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float t = _tempo;
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edit( &t );
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tempo( t );
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return 0;
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}
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int r = Sequence_Widget::handle( m );
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if ( m == FL_RELEASE )
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{
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sequence()->sort();
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timeline->update_tempomap();
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timeline->redraw();
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}
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return r;
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}
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#include <FL/Fl_Float_Input.H>
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#include <FL/Fl_Menu_Window.H>
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class Tempo_Point_Editor : public Fl_Menu_Window
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{
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/* not permitted */
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Tempo_Point_Editor ( const Tempo_Point_Editor &rhs );
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Tempo_Point_Editor & operator = ( const Tempo_Point_Editor &rhs );
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float *_tempo;
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Fl_Float_Input *_fi;
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bool _sucess;
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public:
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Tempo_Point_Editor ( float *tempo ) : Fl_Menu_Window( 75, 58, "Edit Tempo" )
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{
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_sucess = false;
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_tempo = tempo;
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set_modal();
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Fl_Float_Input *fi = _fi = new Fl_Float_Input( 12, 0 + 24, 50, 24, "Tempo:" );
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fi->align( FL_ALIGN_TOP );
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fi->when( FL_WHEN_NOT_CHANGED | FL_WHEN_ENTER_KEY );
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fi->callback( &Tempo_Point_Editor::enter_cb, (void*)this );
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char pat[10];
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snprintf( pat, sizeof( pat ), "%.1f", *tempo );
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fi->value( pat );
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end();
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show();
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while ( shown() )
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Fl::wait();
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}
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static void
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enter_cb ( Fl_Widget *, void *v )
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{
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((Tempo_Point_Editor*)v)->enter_cb();
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}
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void
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enter_cb ( void )
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{
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sscanf( _fi->value(), "%f", _tempo );
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_sucess = true;
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hide();
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}
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bool
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sucess ( void )
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{
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return _sucess;
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}
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};
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bool
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Tempo_Point::edit ( float *tempo )
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{
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Tempo_Point_Editor ti( tempo );
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return ti.sucess();
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}
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