154 lines
4.4 KiB
C++
154 lines
4.4 KiB
C++
|
|
/*******************************************************************************/
|
|
/* 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. */
|
|
/*******************************************************************************/
|
|
|
|
|
|
/* Digital clock widget to show points on the timeline. May be
|
|
switched between Bar Beat Tick and Wallclock displays */
|
|
|
|
#include <FL/Fl_Widget.H>
|
|
#include <FL/fl_draw.H>
|
|
#include <FL/Fl.H>
|
|
|
|
#include "Timeline.H"
|
|
#include "types.h"
|
|
|
|
const float CLOCK_UPDATE_FREQ = 0.06f;
|
|
|
|
class Clock : public Fl_Widget
|
|
{
|
|
nframes_t _when;
|
|
nframes_t *_v;
|
|
|
|
static void
|
|
update_cb ( void *v )
|
|
{
|
|
((Clock*)v)->update_cb();
|
|
}
|
|
|
|
void
|
|
update_cb ( void )
|
|
{
|
|
Fl::repeat_timeout( CLOCK_UPDATE_FREQ, update_cb, this );
|
|
|
|
set( *_v );
|
|
}
|
|
|
|
|
|
public:
|
|
|
|
enum { BBT, HMS };
|
|
|
|
static void
|
|
frame_to_HMS ( char *dst, int n, nframes_t frame )
|
|
{
|
|
float S = (double)frame / timeline->sample_rate();
|
|
|
|
int M = S / 60; S -= M * 60;
|
|
int H = M / 60; M -= H * 60;
|
|
int HS = ((int)(S * 100)) - (((int)S) * 100);
|
|
|
|
snprintf( dst, n, "%02d:%02d:%02.0f:%02d", H, M, S, HS );
|
|
}
|
|
|
|
|
|
Clock ( int X, int Y, int W, int H, const char *L=0 )
|
|
: Fl_Widget( X, Y, W, H, L )
|
|
{
|
|
_when = 0;
|
|
_v = 0;
|
|
box( FL_BORDER_BOX );
|
|
type( HMS );
|
|
|
|
/* force size */
|
|
size( 170, 40 );
|
|
}
|
|
|
|
~Clock ( )
|
|
{
|
|
Fl::remove_timeout( update_cb );
|
|
}
|
|
|
|
void run ( nframes_t *v )
|
|
{
|
|
_v = v;
|
|
|
|
Fl::add_timeout( CLOCK_UPDATE_FREQ, update_cb, this );
|
|
}
|
|
|
|
void set ( nframes_t frame )
|
|
{
|
|
if ( _when != frame )
|
|
{
|
|
_when = frame;
|
|
redraw();
|
|
}
|
|
}
|
|
|
|
void draw ( void )
|
|
{
|
|
draw_box();
|
|
|
|
char buf[15];
|
|
*buf = '\0';
|
|
|
|
switch ( type() )
|
|
{
|
|
case HMS:
|
|
frame_to_HMS( buf, sizeof( buf ), _when );
|
|
break;
|
|
case BBT:
|
|
// frame_to_BBT( _buf, sizeof( buf ), frame );
|
|
break;
|
|
default:
|
|
printf( "error: invalid clock type\n" );
|
|
}
|
|
|
|
fl_font( FL_COURIER, 24 );
|
|
|
|
Fl_Color c = FL_GREEN;
|
|
|
|
fl_color( c );
|
|
|
|
const int dx = x() + Fl::box_dx( box() );
|
|
const int dy = y() + Fl::box_dy( box() );
|
|
const int dw = w() - Fl::box_dw( box() );
|
|
const int dh = h() - Fl::box_dh( box() );
|
|
|
|
fl_draw( buf, dx, dy, dw, dh - 9, FL_ALIGN_CENTER );
|
|
|
|
for ( int i = strlen( buf ); i--; )
|
|
if ( isdigit( buf[ i ] ) )
|
|
buf[ i ] = ' ';
|
|
|
|
fl_color( fl_darker( c ) );
|
|
fl_draw( buf, dx, dy, dw, dh - 9, FL_ALIGN_CENTER );
|
|
|
|
fl_font( FL_HELVETICA, 9 );
|
|
fl_color( FL_RED );
|
|
|
|
const char *s = type() == HMS ? "HMS" : "BBT";
|
|
|
|
fl_draw( s, dx + 4, dy, dw, dh, (Fl_Align)( FL_ALIGN_LEFT | FL_ALIGN_BOTTOM ) );
|
|
|
|
if ( label() )
|
|
fl_draw( label(), dx, dy, dw, dh, (Fl_Align)( FL_ALIGN_RIGHT | FL_ALIGN_BOTTOM ) );
|
|
|
|
}
|
|
};
|