non/Timeline/Track.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. */
/*******************************************************************************/
/* A Track is a container for various sequences; the sequence, the
* takes (inactive sequences), annotation sequences, control
* sequences */
/* TODO: split into Track and Audio_Track (and maybe later Video_Track
* and MIDI_Track */
#include "Track.H"
#include "Transport.H"
#include "../FL/Fl_Sometimes_Input.H"
#include <FL/fl_ask.H>
#include <FL/Fl_Color_Chooser.H>
#include <FL/Fl.H>
#include "Engine/Engine.H" // for lock()
#include "Control_Sequence.H"
#include "Annotation_Sequence.H"
int Track::_soloing = 0;
const char *Track::capture_format = "Wav 24";
Track::Track ( const char *L, int channels ) :
Fl_Group ( 0, 0, 0, 0, 0 )
{
init();
if ( L )
name( L );
color( (Fl_Color)rand() );
configure_inputs( channels );
configure_outputs( channels );
log_create();
}
Track::Track ( ) : Fl_Group( 0, 0, 1, 1 )
{
init();
timeline->add_track( this );
}
Track::~Track ( )
{
Loggable::block_start();
takes = NULL;
control = NULL;
annotation = NULL;
Fl_Group::clear();
log_destroy();
timeline->remove_track( this );
/* give up our ports */
configure_inputs( 0 );
configure_outputs( 0 );
_sequence = NULL;
if ( _name )
free( _name );
Loggable::block_end();
}
void
Track::init ( void )
{
_sequence = NULL;
_name = NULL;
_selected = false;
_show_all_takes = false;
_size = 1;
record_ds = NULL;
playback_ds = NULL;
labeltype( FL_NO_LABEL );
// clear_visible_focus();
Fl_Group::size( timeline->w(), height() );
Track *o = this;
o->box( FL_THIN_UP_BOX );
{
Fl_Group *o = new Fl_Group( 0, 0, 149, 70 );
o->color( ( Fl_Color ) 53 );
{
Fl_Input *o = name_field = new Fl_Sometimes_Input( 2, 2, 144, 24 );
o->color( FL_BACKGROUND_COLOR );
o->labeltype( FL_NO_LABEL );
o->labelcolor( FL_GRAY0 );
o->textcolor( FL_FOREGROUND_COLOR );
o->callback( cb_input_field, (void*)this );
}
{
Fl_Group *o = controls = new Fl_Group( 2, 28, 149, 24 );
{
Fl_Button *o = record_button =
new Fl_Button( 6, 28, 26, 24, "@circle" );
o->type( 1 );
o->box( FL_THIN_UP_BOX );
o->color( FL_LIGHT1 );
o->selection_color( FL_RED );
o->labelsize( 8 );
o->callback( cb_button, this );
}
{
Fl_Button *o = mute_button =
new Fl_Button( 35, 28, 26, 24, "m" );
o->selection_color( fl_color_average( FL_YELLOW, FL_RED, 0.50 ) );
o->type( 1 );
o->box( FL_THIN_UP_BOX );
o->color( FL_LIGHT1 );
o->labelsize( 11 );
o->callback( cb_button, this );
}
{
Fl_Button *o = solo_button =
new Fl_Button( 66, 28, 26, 24, "s" );
o->selection_color( fl_color_average( FL_YELLOW, FL_RED, 0.50 ) );
o->type( 1 );
o->box( FL_THIN_UP_BOX );
o->color( FL_LIGHT1 );
o->labelsize( 11 );
o->callback( cb_button, this );
}
{
Fl_Menu_Button *o = take_menu =
new Fl_Menu_Button( 97, 28, 47, 24, "T" );
o->box( FL_THIN_UP_BOX );
o->color( FL_LIGHT1 );
o->align( FL_ALIGN_LEFT | FL_ALIGN_INSIDE );
o->callback( cb_button, this );
o->add( "Show all takes", 0, 0, 0, FL_MENU_TOGGLE );
o->add( "New", 0, 0, 0, FL_MENU_DIVIDER );
}
o->end();
}
{
Fl_Box *o = new Fl_Box( 0, 72, 149, 38 );
o->box( FL_NO_BOX );
Fl_Group::current()->resizable( o );
}
o->size( Track::width(), h() );
o->end();
}
{
Fl_Pack *o = pack = new Fl_Pack( width(), 0, 1006, 115 );
o->labeltype( FL_NO_LABEL );
o->resize( x() + width(), y(), w() - width(), h() );
resizable( o );
{
// Fl_Pack *o = annotation = new Fl_Pack( width(), 0, pack->w(), 0 );
Fl_Pack *o = annotation = new Fl_Pack( width(), 0, pack->w(), 1 );
o->end();
}
{
Fl_Pack *o = control = new Fl_Pack( width(), 0, pack->w(), 0 );
o->end();
}
{
Fl_Pack *o = takes = new Fl_Pack( width(), 0, pack->w(), 0 );
o->end();
o->hide();
}
o->end();
}
end();
}
void
Track::set ( Log_Entry &e )
{
for ( int i = 0; i < e.size(); ++i )
{
const char *s, *v;
e.get( i, &s, &v );
if ( ! strcmp( s, ":height" ) )
{
size( atoi( v ) );
resize();
}
else if ( ! strcmp( s, ":selected" ) )
_selected = atoi( v );
// else if ( ! strcmp( s, ":armed"
else if ( ! strcmp( s, ":name" ) )
name( v );
else if ( ! strcmp( s, ":inputs" ) )
configure_inputs( atoi( v ) );
else if ( ! strcmp( s, ":outputs" ) )
configure_outputs( atoi( v ) );
else if ( ! strcmp( s, ":color" ) )
{
color( (Fl_Color)atoll( v ) );
redraw();
}
else if ( ! strcmp( s, ":show-all-takes" ) )
show_all_takes( atoi( v ) );
else if ( ! strcmp( s, ":sequence" ) )
{
int i;
sscanf( v, "%X", &i );
if ( i )
{
Audio_Sequence *t = (Audio_Sequence*)Loggable::find( i );
/* FIXME: our track might not have been
* defined yet... what should we do about this
* chicken/egg problem? */
if ( t )
{
// assert( t );
sequence( t );
}
}
}
}
}
void
Track::get ( Log_Entry &e ) const
{
e.add( ":name", _name );
e.add( ":sequence", sequence() );
e.add( ":selected", _selected );
e.add( ":height", size() );
e.add( ":inputs", input.size() );
e.add( ":outputs", output.size() );
e.add( ":color", (unsigned long)color());
e.add( ":show-all-takes", _show_all_takes );
}
void
Track::cb_input_field ( Fl_Widget *, void *v )
{
((Track*)v)->cb_input_field();
}
void
Track::cb_button ( Fl_Widget *w, void *v )
{
((Track*)v)->cb_button( w );
}
void
Track::cb_input_field ( void )
{
log_start();
name( name_field->value() );
log_end();
}
void
Track::cb_button ( Fl_Widget *w )
{
if ( w == record_button )
{
}
if ( w == mute_button )
{
}
if ( w == solo_button )
{
if ( solo_button->value() )
++_soloing;
else
--_soloing;
}
else
if ( w == take_menu )
{
int v = take_menu->value();
switch ( v )
{
case 0: /* show all takes */
show_all_takes( take_menu->menu()[ v ].value() );
break;
case 1: /* new */
sequence( (Audio_Sequence*)sequence()->clone_empty() );
break;
case 2: /* remove */
if ( takes->children() )
{
Loggable::block_start();
Sequence *s = sequence();
sequence( (Audio_Sequence*)takes->child( 0 ) );
delete s;
Loggable::block_end();
}
break;
default:
sequence( (Audio_Sequence*)take_menu->menu()[ v ].user_data() );
}
}
}
static int pack_visible( Fl_Pack *p )
{
int v = 0;
for ( int i = p->children(); i--; )
if ( p->child( i )->visible() )
v++;
return v;
}
/* adjust size of widget and children */
void
Track::resize ( void )
{
for ( int i = takes->children(); i--; )
takes->child( i )->size( w(), height() );
for ( int i = annotation->children(); i--; )
annotation->child( i )->size( w(), 24 );
for ( int i = control->children(); i--; )
control->child( i )->size( w(), height() );
/* FIXME: hack! */
if ( annotation->children() )
annotation->show();
else
annotation->hide();
if ( _show_all_takes )
{
takes->show();
Fl_Group::size( w(), height() * ( 1 + takes->children() + pack_visible( control ) ) );
}
else
{
takes->hide();
Fl_Group::size( w(), height() * ( 1 + pack_visible( control ) ) );
}
Fl_Group::size( w(), h() + ( ( 24 ) * pack_visible( annotation ) ) );
if ( sequence() )
sequence()->size( w(), height() );
if ( controls->y() + controls->h() > y() + h() )
controls->hide();
else
controls->show();
/* FIXME: why is this necessary? */
if ( parent() )
parent()->parent()->redraw();
}
void
Track::size ( int v )
{
if ( v < 0 || v > 3 )
return;
_size = v;
resize();
}
void
Track::update_take_menu ( void )
{
take_menu->clear();
take_menu->add( "Show all takes", 0, 0, 0, FL_MENU_TOGGLE );
take_menu->add( "New", 0, 0, 0 );
take_menu->add( "Remove", 0, 0, 0, FL_MENU_DIVIDER );
for ( int i = 0; i < takes->children(); ++i )
{
Sequence *s = (Sequence *)takes->child( i );
take_menu->add( s->name(), 0, 0, s );
}
}
void
Track::add ( Audio_Sequence * t )
{
takes->insert( *t, 0 );
if ( ! t->name() )
{
char pat[20];
snprintf( pat, sizeof( pat ), "%d", 1 + takes->children() );
t->name( strdup( pat ) );
}
t->labeltype( FL_ENGRAVED_LABEL );
update_take_menu();
}
void
Track::remove ( Audio_Sequence *t )
{
if ( ! takes )
return;
timeline->wrlock();
takes->remove( t );
/* delete t; */
timeline->unlock();
resize();
update_take_menu();
}
void
Track::remove ( Annotation_Sequence *t )
{
if ( ! annotation )
return;
annotation->remove( t );
resize();
}
void
Track::remove ( Control_Sequence *t )
{
if ( ! control )
return;
engine->lock();
control->remove( t );
engine->unlock();
resize();
}
void
Track::sequence ( Audio_Sequence * t )
{
t->track( this );
if ( sequence() )
add( sequence() );
_sequence = t;
pack->insert( *t, 1 );
t->labeltype( FL_NO_LABEL );
resize();
}
void
Track::add ( Control_Sequence *t )
{
DMESSAGE( "adding control sequence" );
engine->lock();
t->track( this );
control->add( t );
engine->unlock();
resize();
}
void
Track::add ( Annotation_Sequence *t )
{
DMESSAGE( "adding annotation sequence" );
t->track( this );
annotation->add( t );
resize();
}
/** add all widget on this track falling within the given rectangle to
the selection. */
void
Track::select ( int X, int Y, int W, int H,
bool include_control, bool merge_control )
{
Sequence *t = sequence();
if ( ! ( t->y() > Y + H || t->y() + t->h() < Y ) )
t->select_range( X, W );
else
include_control = true;
if ( include_control )
for ( int i = control->children(); i--; )
{
Control_Sequence *c = (Control_Sequence*)control->child( i );
if ( merge_control ||
( c->y() >= Y && c->y() + c->h() <= Y + H ) )
c->select_range( X, W );
}
}
#include <FL/Fl_Menu_Button.H>
void
Track::menu_cb ( Fl_Widget *w, void *v )
{
((Track*)v)->menu_cb( (Fl_Menu_*) w );
}
void
Track::menu_cb ( const Fl_Menu_ *m )
{
char picked[256];
m->item_pathname( picked, sizeof( picked ) );
Logger log( this );
if ( ! strcmp( picked, "Type/Mono" ) )
{
configure_inputs( 1 );
configure_outputs( 1 );
}
else if ( ! strcmp( picked, "Type/Stereo" ) )
{
configure_inputs( 2 );
configure_outputs( 2 );
}
else if ( ! strcmp( picked, "Type/Quad" ) )
{
configure_inputs( 4 );
configure_outputs( 4 );
}
else if ( ! strcmp( picked, "Type/..." ) )
{
const char *s = fl_input( "How many channels?", "3" );
int c = atoi( s );
if ( c <= 0 || c > 10 )
fl_alert( "Invalid number of channels." );
else
{
configure_inputs( c );
configure_outputs( c );
}
}
else if ( ! strcmp( picked, "/Add Control" ) )
{
new Control_Sequence( this );
}
else if ( ! strcmp( picked, "/Add Annotation" ) )
{
add( new Annotation_Sequence( this ) );
}
else if ( ! strcmp( picked, "/Color" ) )
{
unsigned char r, g, b;
Fl::get_color( color(), r, g, b );
if ( fl_color_chooser( "Track Color", r, g, b ) )
{
color( fl_rgb_color( r, g, b ) );
}
redraw();
}
else if ( ! strcmp( picked, "/Remove" ) )
{
int r = fl_choice( "Are you certain you want to remove track \"%s\"?", "Cancel", NULL, "Remove", name() );
if ( r == 2 )
{
timeline->remove_track( this );
Fl::delete_widget( this );
}
}
else if ( ! strcmp( picked, "/Rename" ) )
{
((Fl_Sometimes_Input*)name_field)->take_focus();
}
}
#include "FL/menu_popup.H"
/** build the context menu */
Fl_Menu_Button &
Track::menu ( void ) const
{
static Fl_Menu_Button m( 0, 0, 0, 0, "Track" );
int c = output.size();
Fl_Menu_Item menu[] =
{
{ "Type", 0, 0, 0, FL_SUBMENU },
{ "Mono", 0, 0, 0, FL_MENU_RADIO | ( c == 1 ? FL_MENU_VALUE : 0 ) },
{ "Stereo", 0, 0, 0, FL_MENU_RADIO | ( c == 2 ? FL_MENU_VALUE : 0 ) },
{ "Quad", 0, 0, 0, FL_MENU_RADIO | ( c == 4 ? FL_MENU_VALUE : 0 ) },
{ "...", 0, 0, 0, FL_MENU_RADIO | ( c == 3 || c > 4 ? FL_MENU_VALUE : 0 ) },
{ 0 },
{ "Add Control", 0, 0, 0 },
{ "Add Annotation", 0, 0, 0 },
{ "Color", 0, 0, 0 },
{ "Rename", FL_CTRL + 'n', 0, 0 },
{ "Remove", 0, 0, 0 }, // transport->rolling ? FL_MENU_INACTIVE : 0 },
{ 0 },
};
menu_set_callback( menu, &Track::menu_cb, (void*)this );
m.copy( menu, (void*)this );
return m;
}
#include "FL/event_name.H"
#include "FL/test_press.H"
void
Track::draw ( void )
{
if ( _selected )
{
Fl_Color c = color();
color( FL_RED );
Fl_Group::draw();
color( c );
}
else
Fl_Group::draw();
}
int
Track::handle ( int m )
{
/* if ( m != FL_NO_EVENT ) */
/* DMESSAGE( "%s", event_name( m ) ); */
switch ( m )
{
case FL_KEYBOARD:
return menu().test_shortcut() || Fl_Group::handle( m );
case FL_MOUSEWHEEL:
{
Logger log( this );
if ( ! Fl::event_shift() )
return 0;
int d = Fl::event_dy();
if ( d < 0 )
size( size() - 1 );
else
size( size() + 1 );
return 1;
}
case FL_PUSH:
{
Logger log( this );
if ( Fl_Group::handle( m ) )
return 1;
if ( test_press( FL_BUTTON3 ) && Fl::event_x() < Track::width() )
{
menu_popup( &menu() );
return 1;
}
return 0;
}
default:
return Fl_Group::handle( m );
}
return 0;
}