void move_selected_keys_time_left( curve_t<K>& c, float offset, bool do_round = false)
{
typedef typename curve_t<K>::iterator iterator;
iterator it( c.begin()), prev( c.begin());
float new_time;
if( it->selected())
{
new_time = it->time() - offset;
if( do_round)
new_time = round( new_time);
it->set_time( new_time);
}
++it;
for( ; it != c.end(); ++it, ++prev)
{
if( it->selected())
{
new_time = it->time() - offset;
if( do_round)
new_time = round( new_time);
it->set_time( std::max( new_time, prev->time() + keyframe_t::time_tolerance()));
}
}
}
void do_reverse_selected_keyframes( curve_t<K>& c)
{
typedef typename curve_t<K>::iterator iterator;
iterator start( c.begin());
iterator end( c.end());
iterator s_it = move_to_next_selected( start, end, end);
if( s_it == end)
return;
iterator e_it = move_to_prev_selected( end - 1, start, start);
if( e_it == start)
return;
while( s_it != e_it)
{
s_it->swap_value( *e_it);
++s_it;
s_it = move_to_next_selected( s_it, e_it, end);
if( s_it == end)
return;
--e_it;
e_it = move_to_prev_selected( e_it, s_it, start);
if( e_it == start)
return;
}
}
void do_reverse_keyframes( curve_t<K>& c)
{
typedef typename curve_t<K>::iterator iterator;
iterator s_it( c.begin());
iterator e_it( c.end() - 1);
while( s_it != e_it)
{
s_it->swap_value( *e_it);
++s_it;
--e_it;
}
}
