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Begin generalizing track class as base class.

This commit is contained in:
Jonathan Moore Liles 2008-02-21 00:28:20 -06:00
parent 825d16c5b7
commit 9321a19a5d
2 changed files with 21 additions and 27 deletions
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38
Track.C
View File

@ -35,7 +35,7 @@ sort_func ( Track_Widget *lhs, Track_Widget *rhs )
void
Track::sort ( void )
{
_regions.sort( sort_func );
_widgets.sort( sort_func );
}
void
@ -47,29 +47,29 @@ Track::draw ( void )
fl_push_clip( x(), y(), w(), h() );
for ( list <Track_Widget *>::iterator r = _regions.begin(); r != _regions.end(); r++ )
for ( list <Track_Widget *>::const_iterator r = _widgets.begin(); r != _widgets.end(); r++ )
(*r)->draw_box( x(), y(), w(), h() );
/* TODO: detect overlap and draw with transparency/crossfade */
for ( list <Track_Widget *>::iterator r = _regions.begin(); r != _regions.end(); r++ )
for ( list <Track_Widget *>::const_iterator r = _widgets.begin(); r != _widgets.end(); r++ )
(*r)->draw( x(), y(), w(), h() );
fl_pop_clip();
}
void
Track::remove_region ( Track_Widget *r )
Track::remove ( Track_Widget *r )
{
_regions.remove( r );
_widgets.remove( r );
}
Track_Widget *
Track::event_region ( void )
Track::event_widget ( void )
{
// FIXME: doesn't handle overlap!
int ets = timeline.xoffset + timeline.x_to_ts( Fl::event_x() );
for ( list <Track_Widget *>::iterator r = _regions.begin(); r != _regions.end(); r++ )
for ( list <Track_Widget *>::iterator r = _widgets.begin(); r != _widgets.end(); r++ )
if ( ets > (*r)->offset() && ets < (*r)->offset() + (*r)->length() )
return (*r);
@ -81,19 +81,13 @@ Track::add ( Track_Widget *r )
{
if ( r->track() )
{
r->track()->remove_region( r );
r->track()->remove( r );
r->track()->redraw();
}
_regions.push_back( r );
_widgets.push_back( r );
r->track( this );
// Fl_Group::add( r );
// add( r );
// r->position( r->x(), y() );
// r->redraw();
}
/* snap /r/ to nearest edge */
@ -105,7 +99,7 @@ Track::snap ( Track_Widget *r )
int rx1 = r->x();
int rx2 = r->x() + r->w();
for ( list <Track_Widget*>::iterator i = _regions.begin(); i != _regions.end(); i++ )
for ( list <Track_Widget*>::iterator i = _widgets.begin(); i != _widgets.end(); i++ )
{
const Track_Widget *w = (*i);
@ -146,7 +140,7 @@ done:
int
Track::handle ( int m )
{
static Track_Widget *current_region;
static Track_Widget *current_widget;
switch ( m )
{
@ -195,19 +189,19 @@ Track::handle ( int m )
return 1;
default:
{
Track_Widget *r = event_region();
if ( current_region )
r = current_region;
Track_Widget *r = event_widget();
if ( current_widget )
r = current_widget;
if ( r )
{
int retval = r->handle( m );
if ( retval && m == FL_PUSH )
current_region = r;
current_widget = r;
if ( retval && m == FL_RELEASE )
current_region = NULL;
current_widget = NULL;
return retval;
}

10
Track.H
View File

@ -39,11 +39,11 @@ class Track : public Fl_Group
Track *_next;
Track *_prev;
list <Track_Widget *> _regions;
list <Track_Widget *> _widgets;
char *_name;
Track_Widget *event_region ( void );
Track_Widget *event_widget ( void );
public:
@ -56,14 +56,14 @@ public:
color( fl_darker( FL_GRAY ) );
}
Track *next ( void ) { return _next; }
Track *prev ( void ) { return _prev; }
Track *next ( void ) const { return _next; }
Track *prev ( void ) const { return _prev; }
void prev ( Track *t ) { _prev = t; }
void next ( Track *t ) { _next = t; }
void draw ( void );
void remove_region ( Track_Widget *r );
void remove ( Track_Widget *r );
void add ( Track_Widget *r );
void snap ( Track_Widget *r );
int handle ( int m );