using namespace sigc;
using namespace std;
-MidiPlaylist::State::~State ()
-{}
-
MidiPlaylist::MidiPlaylist (Session& session, const XMLNode& node, bool hidden)
: Playlist (session, node, DataType::MIDI, hidden)
{
const XMLProperty* prop = node.property("type");
assert(prop && DataType(prop->value()) == DataType::MIDI);
- in_set_state = true;
+ in_set_state++;
set_state (node);
- in_set_state = false;
-
- save_state (_("initial state"));
-
- if (!hidden) {
- PlaylistCreated (this); /* EMIT SIGNAL */
- }
+ in_set_state--;
}
MidiPlaylist::MidiPlaylist (Session& session, string name, bool hidden)
: Playlist (session, name, DataType::MIDI, hidden)
{
- save_state (_("initial state"));
-
- if (!hidden) {
- PlaylistCreated (this); /* EMIT SIGNAL */
- }
-
}
-MidiPlaylist::MidiPlaylist (const MidiPlaylist& other, string name, bool hidden)
+MidiPlaylist::MidiPlaylist (boost::shared_ptr<const MidiPlaylist> other, string name, bool hidden)
: Playlist (other, name, hidden)
{
throw; // nope
- save_state (_("initial state"));
/*
list<Region*>::const_iterator in_o = other.regions.begin();
in_n++;
}
*/
- if (!hidden) {
- PlaylistCreated (this); /* EMIT SIGNAL */
- }
}
-MidiPlaylist::MidiPlaylist (const MidiPlaylist& other, jack_nframes_t start, jack_nframes_t dur, string name, bool hidden)
+MidiPlaylist::MidiPlaylist (boost::shared_ptr<const MidiPlaylist> other, nframes_t start, nframes_t dur, string name, bool hidden)
: Playlist (other, start, dur, name, hidden)
{
- save_state (_("initial state"));
-
/* this constructor does NOT notify others (session) */
}
MidiPlaylist::~MidiPlaylist ()
{
GoingAway (); /* EMIT SIGNAL */
-
- for (StateMap::iterator i = states.begin(); i != states.end(); ++i) {
-
- MidiPlaylist::State* apstate = dynamic_cast<MidiPlaylist::State*> (*i);
- delete apstate;
- }
+
+ /* drop connections to signals */
+
+ notify_callbacks ();
}
struct RegionSortByLayer {
};
/** Returns the number of frames in time duration read (eg could be large when 0 events are read) */
-jack_nframes_t
-MidiPlaylist::read (MidiRingBuffer& dst, jack_nframes_t start,
- jack_nframes_t dur, unsigned chan_n)
+nframes_t
+MidiPlaylist::read (MidiRingBuffer& dst, nframes_t start,
+ nframes_t dur, unsigned chan_n)
{
/* this function is never called from a realtime thread, so
its OK to block (for short intervals).
Glib::Mutex::Lock rm (region_lock);
- jack_nframes_t ret = 0;
- jack_nframes_t end = start + dur - 1;
- //jack_nframes_t read_frames = 0;
- //jack_nframes_t skip_frames = 0;
+ nframes_t end = start + dur - 1;
- //_read_data_count = 0;
+ _read_data_count = 0;
// relevent regions overlapping start <--> end
vector<boost::shared_ptr<Region> > regs;
sort(regs.begin(), regs.end(), layer_cmp);
for (vector<boost::shared_ptr<Region> >::iterator i = regs.begin(); i != regs.end(); ++i) {
- // FIXME: ensure time is monotonic here
+ // FIXME: ensure time is monotonic here?
boost::shared_ptr<MidiRegion> mr = boost::dynamic_pointer_cast<MidiRegion>(*i);
- mr->read_at (dst, start, dur, chan_n, 0, 0);// FIXME read_frames, skip_frames);
- ret += mr->read_data_count();
+ if (mr) {
+ mr->read_at (dst, start, dur, chan_n, _note_mode);
+ _read_data_count += mr->read_data_count();
+ }
}
- _read_data_count += ret;
-
- //return ret; FIXME?
return dur;
}
void
MidiPlaylist::remove_dependents (boost::shared_ptr<Region> region)
{
+ /* MIDI regions have no dependents (crossfades) */
}
-void
-MidiPlaylist::flush_notifications ()
-{
- Playlist::flush_notifications();
-
- if (in_flush) {
- return;
- }
-
- in_flush = true;
-
- in_flush = false;
-}
-
void
MidiPlaylist::refresh_dependents (boost::shared_ptr<Region> r)
{
+ /* MIDI regions have no dependents (crossfades) */
}
void
void
MidiPlaylist::check_dependents (boost::shared_ptr<Region> r, bool norefresh)
{
+ /* MIDI regions have no dependents (crossfades) */
}
int
MidiPlaylist::set_state (const XMLNode& node)
{
- if (!in_set_state) {
- Playlist::set_state (node);
- }
-
- // Actually Charles, I don't much care for children
-
- /*
- XMLNodeList nlist = node.children();
+ in_set_state++;
+ freeze ();
- for (XMLNodeConstIterator niter = nlist.begin(); niter != nlist.end(); ++niter) {
+ Playlist::set_state (node);
- XMLNode* const child = *niter;
-
- }*/
+ thaw();
+ in_set_state--;
return 0;
}
-void
-MidiPlaylist::drop_all_states ()
-{
- set<boost::shared_ptr<Region> > all_regions;
-
- /* find every region we've ever used, and add it to the set of
- all regions. same for xfades;
- */
-
- for (StateMap::iterator i = states.begin(); i != states.end(); ++i) {
-
- MidiPlaylist::State* apstate = dynamic_cast<MidiPlaylist::State*> (*i);
-
- for (RegionList::iterator r = apstate->regions.begin(); r != apstate->regions.end(); ++r) {
- all_regions.insert (*r);
- }
- }
-
- /* now remove from the "all" lists every region that is in the current list. */
-
- for (RegionList::iterator i = regions.begin(); i != regions.end(); ++i) {
- set<boost::shared_ptr<Region> >::iterator x = all_regions.find (*i);
- if (x != all_regions.end()) {
- all_regions.erase (x);
- }
- }
-
- /* Now do the generic thing ... */
-
- StateManager::drop_all_states ();
-}
-
-StateManager::State*
-MidiPlaylist::state_factory (std::string why) const
-{
- State* state = new State (why);
-
- state->regions = regions;
- state->region_states.clear ();
- for (RegionList::const_iterator i = regions.begin(); i != regions.end(); ++i) {
- state->region_states.push_back ((*i)->get_memento());
- }
-
- return state;
-}
-
-Change
-MidiPlaylist::restore_state (StateManager::State& state)
-{
- {
- RegionLock rlock (this);
- State* apstate = dynamic_cast<State*> (&state);
-
- in_set_state = true;
-
- regions = apstate->regions;
-
- for (list<UndoAction>::iterator s = apstate->
- region_states.begin();
- s != apstate->region_states.end();
- ++s) {
- (*s) ();
- }
-
- in_set_state = false;
- }
-
- notify_length_changed ();
- return Change (~0);
-}
-
-UndoAction
-MidiPlaylist::get_memento () const
-{
- return sigc::bind (mem_fun (*(const_cast<MidiPlaylist*> (this)), &StateManager::use_state), _current_state_id);
-}
-
-
-XMLNode&
-MidiPlaylist::state (bool full_state)
-{
- XMLNode& node = Playlist::state (full_state);
-
- return node;
-}
-
void
MidiPlaylist::dump () const
{
}
}
- for (StateMap::iterator s = states.begin(); s != states.end(); ) {
- StateMap::iterator tmp;
-
- tmp = s;
- ++tmp;
-
- State* astate = dynamic_cast<State*> (*s);
-
- list<UndoAction>::iterator rsi, rsitmp;
- RegionList::iterator ri, ritmp;
-
- for (ri = astate->regions.begin(), rsi = astate->region_states.begin();
- ri != astate->regions.end() && rsi != astate->region_states.end();) {
-
-
- ritmp = ri;
- ++ritmp;
-
- rsitmp = rsi;
- ++rsitmp;
-
- if (region == (*ri)) {
- astate->regions.erase (ri);
- astate->region_states.erase (rsi);
- }
-
- ri = ritmp;
- rsi = rsitmp;
- }
-
- s = tmp;
- }
-
if (changed) {
/* overload this, it normally means "removed", not destroyed */
parent_wants_notify = Playlist::region_changed (what_changed, region);
- maybe_save_state (_("region modified"));
-
if ((parent_wants_notify || (what_changed & our_interests))) {
notify_modified ();
}