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Try a different way of avoiding continuous-variation on drag etc.

This commit is contained in:
Jonathan Moore Liles 2008-04-02 02:19:48 -05:00
parent 3d74d59d4a
commit 6a6c91250e
9 changed files with 110 additions and 98 deletions
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8
Timeline/Control_Point.H
View File

@ -44,7 +44,7 @@ protected:
int i = 0;
asprintf( &sa[i++], ":x %lu", _offset );
asprintf( &sa[i++], ":x %lu", _r->offset );
asprintf( &sa[i++], ":y %.2f", _y );
asprintf( &sa[i++], ":track 0x%X", _track ? _track->id() : 0 );
@ -65,7 +65,7 @@ protected:
char *v = s + strlen( s ) + 1;
if ( ! strcmp( s, ":x" ) )
_offset = atol( v );
_r->offset = atol( v );
else
if ( ! strcmp( s, ":y" ) )
_y = atof( v );
@ -117,7 +117,7 @@ public:
{
_track = t;
_y = y;
_offset = when;
_r->offset = when;
// _make_label();
@ -126,7 +126,7 @@ public:
Control_Point ( const Control_Point &rhs )
{
_offset = rhs._offset;
_r->offset = rhs._r->offset;
_y = rhs._y;
}

72
Timeline/Region.C
View File

@ -81,9 +81,9 @@ Region::init ( void )
{
_track = NULL;
_offset = 0;
_start = 0;
_end = 0;
_r->offset = 0;
_r->start = 0;
_r->end = 0;
_scale = 1.0f;
_clip = NULL;
@ -94,12 +94,12 @@ Region::init ( void )
/* copy constructor */
Region::Region ( const Region & rhs )
{
_offset = rhs._offset;
_r->offset = rhs._r->offset;
_track = rhs._track;
// _track = NULL;
_clip = rhs._clip;
_start = rhs._start;
_end = rhs._end;
_r->start = rhs._r->start;
_r->end = rhs._r->end;
_scale = rhs._scale;
_box_color = rhs._box_color;
_color = rhs._color;
@ -118,7 +118,7 @@ Region::Region ( Audio_File *c )
{
init();
_clip = c;
_end = _clip->length();
_r->end = _clip->length();
log_create();
}
@ -129,9 +129,9 @@ Region::Region ( Audio_File *c, Track *t, nframes_t o )
{
init();
_clip = c;
_end = _clip->length();
_r->end = _clip->length();
_track = t;
_offset = o;
_r->offset = o;
_track->add( this );
@ -175,14 +175,14 @@ Region::trim ( enum trim_e t, int X )
long td = timeline->x_to_ts( d );
if ( td < 0 && _start < 0 - td )
td = 0 - _start;
if ( td < 0 && _r->start < 0 - td )
td = 0 - _r->start;
if ( _start + td >= _end )
td = (_end - _start) - timeline->x_to_ts( 1 );
if ( _r->start + td >= _r->end )
td = (_r->end - _r->start) - timeline->x_to_ts( 1 );
_start += td;
_offset += td;
_r->start += td;
_r->offset += td;
break;
}
case RIGHT:
@ -193,12 +193,12 @@ Region::trim ( enum trim_e t, int X )
long td = timeline->x_to_ts( d );
// printf( "%li %li\n", td, _end - _start );
// printf( "%li %li\n", td, _r->end - _r->start );
if ( td >= 0 && _end - _start < td )
_end = _start + timeline->x_to_ts( 1 );
if ( td >= 0 && _r->end - _r->start < td )
_r->end = _r->start + timeline->x_to_ts( 1 );
else
_end -= td;
_r->end -= td;
break;
}
@ -224,7 +224,7 @@ Region::handle ( int m )
int ret;
Logger _log( this );
//log_start();
//log_r->start();
switch ( m )
{
@ -246,12 +246,12 @@ Region::handle ( int m )
{
case 1:
trim( trimming = LEFT, X );
_drag = new Drag( x() - X, y() - Y );
begin_drag( Drag( x() - X, y() - Y ) );
_log.hold();
break;
case 3:
trim( trimming = RIGHT, X );
_drag = new Drag( x() - X, y() - Y );
begin_drag( Drag( x() - X, y() - Y ) );
_log.hold();
break;
case 2:
@ -287,7 +287,7 @@ Region::handle ( int m )
ox = x() - X;
oy = y() - Y;
/* for panning */
os = _start;
os = _r->start;
/* normalization and selection */
if ( Fl::event_button2() )
@ -333,7 +333,7 @@ Region::handle ( int m )
if ( ! _drag )
{
_drag = new Drag( x() - X, y() - Y );
begin_drag( Drag( x() - X, y() - Y ) );
_log.hold();
}
@ -344,14 +344,14 @@ Region::handle ( int m )
int d = (ox + X) - x();
long td = timeline->x_to_ts( d );
nframes_t W = _end - _start;
nframes_t W = _r->end - _r->start;
if ( td > 0 && os < td )
_start = 0;
_r->start = 0;
else
_start = os - td;
_r->start = os - td;
_end = _start + W;
_r->end = _r->start + W;
_track->redraw();
return 1;
@ -439,15 +439,15 @@ Region::draw ( int X, int Y, int W, int H )
return;
int OX = scroll_x();
int ox = timeline->ts_to_x( _offset );
int ox = timeline->ts_to_x( _r->offset );
if ( ox > OX + _track->w() ||
ox < OX && ox + abs_w() < OX )
return;
int rw = timeline->ts_to_x( _end - _start );
int rw = timeline->ts_to_x( _r->end - _r->start );
nframes_t end = _offset + ( _end - _start );
nframes_t end = _r->offset + ( _r->end - _r->start );
/* calculate waveform offset due to scrolling */
nframes_t offset = 0;
@ -455,7 +455,7 @@ Region::draw ( int X, int Y, int W, int H )
{
offset = timeline->x_to_ts( OX - ox );
rw = timeline->ts_to_x( (_end - _start) - offset );
rw = timeline->ts_to_x( (_r->end - _r->start) - offset );
}
rw = min( rw, _track->w() );
@ -469,7 +469,7 @@ Region::draw ( int X, int Y, int W, int H )
int peaks;
Peak *pbuf;
const nframes_t start = _start + offset + timeline->x_to_ts( X - rx );
const nframes_t start = _r->start + offset + timeline->x_to_ts( X - rx );
_clip->read_peaks( timeline->fpp(),
start,
start + timeline->x_to_ts( W ),
@ -500,7 +500,7 @@ Region::draw ( int X, int Y, int W, int H )
/* for ( int i = _clip->channels(); i--; ) */
/* Waveform::draw( rx, X, (y() + Fl::box_dy( box() )) + (i * ch), W, */
/* ch, _clip, i, timeline->fpp(), */
/* _start + offset, min( (_end - _start) - offset, _end), */
/* _r->start + offset, min( (_r->end - _r->start) - offset, _r->end), */
/* _scale, selected() ? fl_invert_color( _color ) : _color ); */
@ -531,9 +531,9 @@ Region::draw ( int X, int Y, int W, int H )
void
Region::normalize ( void )
{
printf( "normalize: start=%lu end=%lu\n", _start, _end );
printf( "normalize: start=%lu end=%lu\n", _r->start, _r->end );
/* FIXME: figure out a way to do this via the peak server */
/* _scale = _clip->peaks( 0 )->normalization_factor( timeline->fpp(), _start, _end ); */
/* _scale = _clip->peaks( 0 )->normalization_factor( timeline->fpp(), _r->start, _r->end ); */
}

13
Timeline/Region.H
View File

@ -55,9 +55,9 @@ protected:
asprintf( &sa[ i++ ], ":source \"%s\"", _clip ? _clip->name() : "" );
asprintf( &sa[ i++ ], ":track 0x%X", _track ? _track->id() : 0 );
asprintf( &sa[ i++ ], ":x %lu", _offset );
asprintf( &sa[ i++ ], ":l %lu", _start );
asprintf( &sa[ i++ ], ":r %lu", _end );
asprintf( &sa[ i++ ], ":x %lu", _r->offset );
asprintf( &sa[ i++ ], ":l %lu", _r->start );
asprintf( &sa[ i++ ], ":r %lu", _r->end );
asprintf( &sa[ i++ ], ":selected %d", selected() );
asprintf( &sa[ i++ ], ":gain %f", _scale );
@ -84,11 +84,11 @@ protected:
}
if ( ! strcmp( s, ":x" ) )
_offset = atol( v );
_r->offset = atol( v );
else if ( ! strcmp( s, ":l" ) )
_start = atol( v );
_r->start = atol( v );
else if ( ! strcmp( s, ":r" ) )
_end = atol( v );
_r->end = atol( v );
else if ( ! strcmp( s, ":selected" ) )
{
if ( atoi( v ) )
@ -131,7 +131,6 @@ public:
Region_Base ( )
{
_start = _offset = _end = 0;
_clip = NULL;
_scale = 1.0f;
}

8
Timeline/Tempo_Point.H
View File

@ -47,7 +47,7 @@ protected:
int i = 0;
asprintf( &sa[i++], ":track 0x%X", _track ? _track->id() : 0 );
asprintf( &sa[i++], ":x %lu", _offset );
asprintf( &sa[i++], ":x %lu", _r->offset );
asprintf( &sa[i++], ":tempo %.2f", _tempo );
sa[i] = NULL;
@ -67,7 +67,7 @@ protected:
char *v = s + strlen( s ) + 1;
if ( ! strcmp( s, ":x" ) )
_offset = atol( v );
_r->offset = atol( v );
else
if ( ! strcmp( s, ":tempo" ) )
_tempo = atof( v );
@ -116,7 +116,7 @@ public:
Tempo_Point ( nframes_t when, float bpm )
{
_tempo = bpm;
_offset = when;
_r->offset = when;
_make_label();
@ -125,7 +125,7 @@ public:
Tempo_Point ( const Tempo_Point &rhs )
{
_offset = rhs._offset;
_r->offset = rhs._r->offset;
_tempo = rhs._tempo;
}

8
Timeline/Time_Point.H
View File

@ -72,7 +72,7 @@ protected:
int i = 0;
asprintf( &sa[i++], ":track 0x%X", _track ? _track->id() : 0 );
asprintf( &sa[i++], ":x %lu", _offset );
asprintf( &sa[i++], ":x %lu", _r->offset );
asprintf( &sa[i++], ":beats_per_bar %d", _time.beats_per_bar );
asprintf( &sa[i++], ":beat_type %d", _time.beat_type );
@ -93,7 +93,7 @@ protected:
char *v = s + strlen( s ) + 1;
if ( ! strcmp( s, ":x" ) )
_offset = atol( v );
_r->offset = atol( v );
else
if ( ! strcmp( s, ":beats_per_bar" ) )
_time.beats_per_bar = atoi( v );
@ -139,7 +139,7 @@ public:
Time_Point ( nframes_t when, int bpb, int note ) : _time( bpb, note )
{
_offset = when;
_r->offset = when;
_make_label();
log_create();
@ -147,7 +147,7 @@ public:
Time_Point ( const Time_Point &rhs )
{
_offset = rhs._offset;
_r->offset = rhs._r->offset;
_time = rhs._time;
}

12
Timeline/Track.C
View File

@ -374,20 +374,10 @@ Track::handle ( int m )
int retval = r->dispatch( m );
if ( retval && m == FL_PUSH )
{
Track_Widget::original( r );
Track_Widget::pushed( r->clone( r ) );
r->hide();
}
Track_Widget::pushed( r );
if ( retval && m == FL_RELEASE )
{
*Track_Widget::original() = *Track_Widget::pushed();
delete Track_Widget::pushed();
Track_Widget::pushed( NULL );
Track_Widget::original( NULL );
}
Loggable::block_start();

9
Timeline/Track_Widget.C
View File

@ -30,7 +30,6 @@
list <Track_Widget *> Track_Widget::_selection;
Track_Widget * Track_Widget::_current = NULL;
Track_Widget * Track_Widget::_pushed = NULL;
Track_Widget * Track_Widget::_original = NULL;
Track_Widget * Track_Widget::_belowmouse = NULL;
void
@ -171,9 +170,8 @@ Track_Widget::handle ( int m )
case FL_RELEASE:
if ( _drag )
{
end_drag();
_log.release();
delete _drag;
_drag = NULL;
}
fl_cursor( FL_CURSOR_HAND );
@ -184,8 +182,7 @@ Track_Widget::handle ( int m )
{
if ( ! _drag )
{
_drag = new Drag( x() - X, y() - Y );
begin_drag ( Drag( x() - X, y() - Y ) );
_log.hold();
}
@ -199,7 +196,7 @@ Track_Widget::handle ( int m )
{
int nx = (ox + X) - _track->x();
// _offset = timeline->x_to_ts( nx ) + timeline->xoffset;
// _r->offset = timeline->x_to_ts( nx ) + timeline->xoffset;
offset( timeline->x_to_ts( nx ) + timeline->xoffset );
if ( Track_Widget::_current == this )

76
Timeline/Track_Widget.H
View File

@ -26,6 +26,8 @@
#include <algorithm>
using namespace std;
class Track_Widget;
struct Drag
{
/* mouse coords at start of drag */
@ -33,9 +35,18 @@ struct Drag
int y;
int state;
Track_Widget *original;
Drag( int X, int Y ) : x( X ), y( Y ) { state = 0; }
};
struct Range
{
nframes_t offset; /* where on the timeline */
nframes_t start; /* first sample from clip */
nframes_t end; /* last sample from clip */
};
/* Base class for virtual widget on a track */
class Track_Widget : public Loggable
{
@ -54,9 +65,8 @@ protected:
Track *_track; /* track this region belongs to */
nframes_t _offset; /* where on the timeline */
nframes_t _start; /* first sample from clip */
nframes_t _end; /* last sample from clip */
Range _range; /* range for playback */
Range *_r; /* range for editing / display (points to the same thing as above, except for when dragging etc) */
Fl_Color _color; /* color of waveform */
Fl_Color _box_color; /* color of background (box) */
@ -71,7 +81,9 @@ public:
{
_track = NULL;
_offset = _start = _end = 0;
_r = &_range;
_r->offset = _r->start = _r->end = 0;
_shown = true;
@ -90,7 +102,7 @@ public:
Track_Widget ( const Track_Widget &rhs )
{
_offset = rhs._offset;
*_r = *rhs._r;
_track = rhs._track;
}
@ -129,11 +141,9 @@ public:
static Track_Widget *current ( void ) { return Track_Widget::_current; }
static Track_Widget *pushed ( void ) { return Track_Widget::_pushed; }
static Track_Widget *original ( void ) { return Track_Widget::_original; }
static Track_Widget *belowmouse ( void ) { return Track_Widget::_belowmouse; }
static void pushed ( Track_Widget *w ) { Track_Widget::_pushed = w; }
static void original ( Track_Widget *w ) { Track_Widget::_original = w; }
static void belowmouse ( Track_Widget *w ) { Track_Widget::_belowmouse = w; }
// static void pushed ( Track_Widget *w ) { Track_Widget::_pushed = w; }
@ -142,6 +152,22 @@ public:
void show ( void ) { _shown = true; }
void hide ( void ) { _shown = false; }
void begin_drag ( const Drag &d )
{
_drag = new Drag( d );
_r = new Range( _range );
}
void end_drag ( void )
{
_range = *_r;
delete _r;
_r = &_range;
delete _drag;
_drag = NULL;
}
void
offset ( nframes_t where )
{
@ -149,20 +175,20 @@ public:
if ( ! selected() )
{
redraw();
_offset = where;
_r->offset = where;
}
else
{
long d = where - _offset;
long d = where - _r->offset;
for ( list <Track_Widget *>::iterator i = _selection.begin(); i != _selection.end(); i++ )
{
(*i)->redraw();
if ( d < 0 )
(*i)->_offset -= 0 - d;
(*i)->_r->offset -= 0 - d;
else
(*i)->_offset += d;
(*i)->_r->offset += d;
}
}
@ -180,17 +206,17 @@ public:
virtual int h ( void ) const { return _track->h(); }
/* used by regions */
virtual int x ( void ) const { return _offset < timeline->xoffset ? _track->x() - 1 : min( 32767, _track->x() + timeline->ts_to_x( _offset - timeline->xoffset ) ); }
virtual int x ( void ) const { return _r->offset < timeline->xoffset ? _track->x() - 1 : min( 32767, _track->x() + timeline->ts_to_x( _r->offset - timeline->xoffset ) ); }
/* use this as x() when you need to draw lines between widgets */
int line_x ( void ) const
{
return _offset < timeline->xoffset ? max( -32768, _track->x() - timeline->ts_to_x( timeline->xoffset - _offset )) : min( 32767, _track->x() + timeline->ts_to_x( _offset - timeline->xoffset ) );
return _r->offset < timeline->xoffset ? max( -32768, _track->x() - timeline->ts_to_x( timeline->xoffset - _r->offset )) : min( 32767, _track->x() + timeline->ts_to_x( _r->offset - timeline->xoffset ) );
}
virtual int w ( void ) const
{
int tx = timeline->ts_to_x( _offset );
int tx = timeline->ts_to_x( _r->offset );
int rw;
if ( tx < scroll_x() )
@ -201,8 +227,8 @@ public:
return min( rw, _track->w() );
}
int abs_x ( void ) const { return timeline->ts_to_x( _offset ); }
virtual int abs_w ( void ) const { return timeline->ts_to_x( _end - _start ); }
int abs_x ( void ) const { return timeline->ts_to_x( _r->offset ); }
virtual int abs_w ( void ) const { return timeline->ts_to_x( _r->end - _r->start ); }
Fl_Color color ( void ) { return _color; }
void color ( Fl_Color v ) { _color = v; }
@ -211,15 +237,15 @@ public:
Track * track ( void ) const { return _track; }
void track ( Track *t ) { _track = t; }
nframes_t offset ( void ) const { return _offset; }
// void offset ( nframes_t o ) { _offset = o; }
nframes_t offset ( void ) const { return _r->offset; }
// void offset ( nframes_t o ) { _r->offset = o; }
void end ( nframes_t v ) { _end = v; }
nframes_t end ( void ) const { return _end; }
void start ( nframes_t v ) { _start = v; }
nframes_t start ( void ) const { return _start; }
void end ( nframes_t v ) { _r->end = v; }
nframes_t end ( void ) const { return _r->end; }
void start ( nframes_t v ) { _r->start = v; }
nframes_t start ( void ) const { return _r->start; }
virtual nframes_t length ( void ) const { return _end - _start; }
virtual nframes_t length ( void ) const { return _r->end - _r->start; }
virtual Fl_Boxtype box ( void ) const { return FL_UP_BOX; }
virtual Fl_Align align ( void ) const { return (Fl_Align)0; }
@ -258,13 +284,13 @@ public:
bool
operator< ( const Track_Widget & rhs )
{
return _offset < rhs._offset;
return _r->offset < rhs._r->offset;
}
bool
operator<=( const Track_Widget & rhs )
{
return _offset <= rhs._offset;
return _r->offset <= rhs._r->offset;
}
virtual void draw_label ( const char *label, Fl_Align align, Fl_Color color=(Fl_Color)0 );

2
Timeline/Waveform.C
View File

@ -50,7 +50,7 @@ Waveform::draw ( int X, int Y, int W, int H,
int j;
// int start = timeline->ts_to_x( _start ) + (X - ox);
// int start = timeline->ts_to_x( _r->start ) + (X - ox);
int start = 0;