Make tempo and time point deletion undoable also.

This commit is contained in:
Jonathan Moore Liles 2008-02-28 13:00:10 -06:00
parent e22b7cc635
commit aacd502f04
7 changed files with 158 additions and 28 deletions

View File

@ -183,11 +183,12 @@ Loggable::undo ( void )
if ( ! strcmp( command, "destroy" ) )
{
printf( "should create new %s here\n", classname );
char **sa = parse_alist( arguments );
_class_map[ string( classname ) ]( sa );
if ( ! _class_map[ string( classname ) ] )
printf( "error class %s is unregistered!\n", classname );
else
_class_map[ string( classname ) ]( sa );
}
else
if ( ! strcmp( command, "set" ) )
@ -289,7 +290,7 @@ void
Loggable::log_start ( void )
{
if ( ! _old_state )
_old_state = log_dump();
_old_state = get();
++_nest;
@ -305,7 +306,7 @@ Loggable::log_end ( void )
// assert( _old_state );
char **_new_state = log_dump();
char **_new_state = get();
// if ( _old_state )
@ -340,7 +341,7 @@ Loggable::log_create ( void )
indent();
log( "%s 0x%X create ", class_name(), _id );
char **sa = log_dump();
char **sa = get();
if ( sa )
{
@ -357,7 +358,7 @@ Loggable::log_destroy ( void )
indent();
log( "%s 0x%X destroy (nothing) << ", class_name(), _id );
char **sa = log_dump();
char **sa = get();
// log_print( sa, NULL );
log_print( NULL, sa );

View File

@ -130,7 +130,7 @@ public:
/* log messages for journal */
virtual const char *class_name ( void ) = 0;
virtual char ** log_dump ( void ) = 0;
virtual char ** get ( void ) = 0;
/* this method must parse an array of name/value pair strings and make the appropriate changes too
the object state */

View File

@ -60,7 +60,7 @@ protected:
const char *class_name ( void ) { return "Region"; }
char ** log_dump ( void )
char ** get ( void )
{
// char *r;
char **sa = (char**)malloc( sizeof( char* ) * 8 );

View File

@ -40,20 +40,82 @@ protected:
const char *class_name ( void ) { return "Tempo_Point"; }
char ** log_dump ( void )
char ** get ( void )
{
char **sa = (char**)malloc( sizeof( char* ) * 3 );
char **sa = (char**)malloc( sizeof( char* ) * 4 );
sa[2] = NULL;
int i = 0;
asprintf( &sa[0], ":x %lu", _offset );
asprintf( &sa[1], ":tempo %f", _tempo );
asprintf( &sa[i++], ":track 0x%X", _track ? _track->id() : 0 );
asprintf( &sa[i++], ":x %lu", _offset );
asprintf( &sa[i++], ":tempo %f", _tempo );
sa[i] = NULL;
return sa;
}
void
set ( char **sa )
{
for ( int i = 0; sa[i]; ++i )
{
char *s = sa[i];
strtok( s, " " );
char *v = s + strlen( s ) + 1;
if ( ! strcmp( s, ":x" ) )
_offset = atol( v );
else
if ( ! strcmp( s, ":tepmo" ) )
_tempo = atof( v );
else
if ( ! strcmp( s, ":track" ) )
{
int i;
sscanf( v, "%X", &i );
Track *t = (Track*)Loggable::find( i );
assert( t );
t->add( this );
}
free( s );
}
free( sa );
timeline->rulers->redraw();
timeline->tracks->redraw();
_make_label();
}
Tempo_Point ( )
{
}
public:
/* for loggable */
static Loggable *
create ( char **sa )
{
Tempo_Point *r = new Tempo_Point;
r->set( sa );
r->log_create();
return (Loggable *)r;
}
Tempo_Point ( nframes_t when, float bpm )
{
_tempo = bpm;
@ -73,7 +135,6 @@ public:
float tempo ( void ) const { return _tempo; }
void tempo ( float v ) { _tempo = v; }
int
handle ( int m )
{

View File

@ -25,12 +25,12 @@
struct time_sig
{
int beats_per_bar;
int note_type;
int beat_type;
time_sig ( int bpb, int note )
{
beats_per_bar = bpb;
note_type = note;
beat_type = note;
}
};
@ -47,28 +47,94 @@ class Time_Point : public Track_Point
if ( ! _label )
_label = new char[40];
snprintf( _label, 40, "%d/%d", _time.beats_per_bar, _time.note_type );
snprintf( _label, 40, "%d/%d", _time.beats_per_bar, _time.beat_type );
}
Time_Point ( ) : _time( 4, 4 )
{
}
protected:
const char *class_name ( void ) { return "Time_Point"; }
char ** log_dump ( void )
char ** get ( void )
{
char **sa = (char**)malloc( sizeof( char* ) * 4 );
char **sa = (char**)malloc( sizeof( char* ) * 5 );
sa[3] = NULL;
int i = 0;
asprintf( &sa[0], ":x %lu", _offset );
asprintf( &sa[1], ":beats_per_bar %d", _time.beats_per_bar );
asprintf( &sa[2], ":beat_type %d", _time.note_type );
asprintf( &sa[i++], ":track 0x%X", _track ? _track->id() : 0 );
asprintf( &sa[i++], ":x %lu", _offset );
asprintf( &sa[i++], ":beats_per_bar %d", _time.beats_per_bar );
asprintf( &sa[i++], ":beat_type %d", _time.beat_type );
sa[i] = NULL;
return sa;
}
void
set ( char **sa )
{
for ( int i = 0; sa[i]; ++i )
{
char *s = sa[i];
strtok( s, " " );
char *v = s + strlen( s ) + 1;
if ( ! strcmp( s, ":x" ) )
_offset = atol( v );
else
if ( ! strcmp( s, ":beats_per_bar" ) )
_time.beats_per_bar = atoi( v );
else
if ( ! strcmp( s, ":beat_type" ) )
_time.beat_type = atoi( v );
else
if ( ! strcmp( s, ":track" ) )
{
int i;
sscanf( v, "%X", &i );
Track *t = (Track*)Loggable::find( i );
assert( t );
t->add( this );
}
free( s );
}
free( sa );
timeline->rulers->redraw();
timeline->tracks->redraw();
_make_label();
}
public:
/* for loggable */
static Loggable *
create ( char **sa )
{
Time_Point *r = new Time_Point;
r->set( sa );
r->log_create();
return (Loggable *)r;
}
Time_Point ( nframes_t when, int bpb, int note ) : _time( bpb, note )
{
_offset = when;
@ -84,9 +150,9 @@ public:
}
/* beats_per_bar ( void ) const { return _time.beats_per_bar; } */
/* note_type ( void ) const { return _note_type; } */
/* beat_type ( void ) const { return _beat_type; } */
void time ( int bpb, int note ) { _time.beats_per_bar = bpb; _time.note_type = note; }
void time ( int bpb, int note ) { _time.beats_per_bar = bpb; _time.beat_type = note; }
time_sig time ( void ) const { return _time; }
int

View File

@ -53,7 +53,7 @@ protected:
void set ( char ** ) { return; }
char ** log_dump ( void )
char ** get ( void )
{
// char *r;

4
main.C
View File

@ -71,7 +71,9 @@ main ( int argc, char **argv )
Fl::scheme( "plastic" );
Loggable::open( "history" );
Loggable::register_create( "Region", &Region::create );
Loggable::register_create( "Region", &Region::create );
Loggable::register_create( "Tempo_Point", &Tempo_Point::create );
Loggable::register_create( "Time_Point", &Time_Point::create );
timeline = new Timeline( 0, 0, 800, 600, "Timeline" );