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triggerbox: add static signals to allow an object to watch all trigger state changes

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This commit is contained in:
Paul Davis 2023-08-20 20:57:40 -06:00
parent 2f9fd8e288
commit c81027fc84
2 changed files with 28 additions and 11 deletions
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7
libs/ardour/ardour/triggerbox.h
View File

@ -166,7 +166,7 @@ class LIBARDOUR_API Trigger : public PBD::Stateful {
PBD::Property<color_t> _color;
public:
/* this is positioner here so that we can easily keep it in sync
/* this is positioned here so that we can easily keep it in sync
with the properties list above.
*/
struct UIState {
@ -415,6 +415,8 @@ class LIBARDOUR_API Trigger : public PBD::Stateful {
void get_ui_state (UIState &state) const;
void set_ui_state (UIState &state);
static PBD::Signal3<void,PBD::PropertyChange,int,int> TriggerPropertyChange;
protected:
struct UIRequests {
std::atomic<bool> stop;
@ -844,6 +846,9 @@ class LIBARDOUR_API TriggerBox : public Processor
static PBD::PropertyChange all_trigger_props();
void send_property_change (PBD::PropertyChange pc);
static PBD::Signal2<void,PBD::PropertyChange,int> TriggerBoxPropertyChange;
void dump (std::ostream &) const;
private:

32
libs/ardour/triggerbox.cc
View File

@ -202,6 +202,7 @@ FollowAction::to_string () const
Trigger * const Trigger::MagicClearPointerValue = (Trigger*) 0xfeedface;
PBD::Signal3<void,PropertyChange,int,int> Trigger::TriggerPropertyChange;
Trigger::Trigger (uint32_t n, TriggerBox& b)
: _launch_style (Properties::launch_style, OneShot)
@ -421,6 +422,8 @@ Trigger::send_property_change (PropertyChange pc)
}
PropertyChanged (pc);
/* emit static signal for global observers */
TriggerPropertyChange (pc, _index, _box.order());
}
void
@ -3053,10 +3056,12 @@ std::shared_ptr<MIDI::Parser> TriggerBox::input_parser;
PBD::ScopedConnectionList TriggerBox::static_connections;
PBD::ScopedConnection TriggerBox::midi_input_connection;
std::shared_ptr<MidiPort> TriggerBox::current_input;
PBD::Signal2<void,PBD::PropertyChange,int> TriggerBox::TriggerBoxPropertyChange;
typedef std::map <std::shared_ptr<Region>, std::shared_ptr<Trigger::UIState>> RegionStateMap;
RegionStateMap enqueued_state_map;
void
TriggerBox::init ()
{
@ -3078,6 +3083,13 @@ TriggerBox::static_init (Session & s)
}
}
void
TriggerBox::send_property_change (PBD::PropertyChange pc)
{
PropertyChanged (pc);
TriggerBoxPropertyChange (pc, _order);
}
TriggerBox::TriggerBox (Session& s, DataType dt)
: Processor (s, _("TriggerBox"), Temporal::TimeDomainProvider (Temporal::BeatTime))
, tracker (dt == DataType::MIDI ? new MidiStateTracker : 0)
@ -3502,7 +3514,7 @@ TriggerBox::queue_explict (uint32_t n)
assert (n < all_triggers.size());
explicit_queue.write (&n, 1);
PropertyChanged (ARDOUR::Properties::queued);
send_property_change (ARDOUR::Properties::queued);
DEBUG_TRACE (DEBUG::Triggers, string_compose ("explicit queue %1, EQ = %2\n", n, explicit_queue.read_space()));
@ -4044,7 +4056,7 @@ TriggerBox::handle_stopped_trigger (BufferSet& bufs, pframes_t dest_offset)
if (n < 0) {
DEBUG_TRACE (DEBUG::Triggers, string_compose ("%1 finished, no next trigger\n", _currently_playing->name()));
_currently_playing = 0;
PropertyChanged (Properties::currently_playing);
send_property_change (Properties::currently_playing);
return 1; /* no triggers to come next, break out of nframes loop */
}
if ((int) _currently_playing->index() == n) {
@ -4055,10 +4067,10 @@ TriggerBox::handle_stopped_trigger (BufferSet& bufs, pframes_t dest_offset)
}
_currently_playing = all_triggers[n];
_currently_playing->startup (bufs, dest_offset, start_quantization);
PropertyChanged (Properties::currently_playing);
send_property_change (Properties::currently_playing);
} else {
_currently_playing = 0;
PropertyChanged (Properties::currently_playing);
send_property_change (Properties::currently_playing);
DEBUG_TRACE (DEBUG::Triggers, "currently playing was stopped, but stop_all was set #1, leaving nf loop\n");
/* leave nframes loop */
return 1;
@ -4193,7 +4205,7 @@ TriggerBox::run (BufferSet& bufs, samplepos_t start_sample, samplepos_t end_samp
if ((_currently_playing = get_next_trigger()) != 0) {
maybe_swap_pending (_currently_playing->index());
_currently_playing->startup (bufs, 0);
PropertyChanged (Properties::currently_playing);
send_property_change (Properties::currently_playing);
active_trigger_boxes.fetch_add (1);
}
}
@ -4209,7 +4221,7 @@ TriggerBox::run (BufferSet& bufs, samplepos_t start_sample, samplepos_t end_samp
if (_currently_playing) {
_currently_playing->shutdown (bufs, 0);
_currently_playing = 0;
PropertyChanged (Properties::currently_playing);
send_property_change (Properties::currently_playing);
}
_cancel_locate_armed = false;
@ -4339,7 +4351,7 @@ TriggerBox::run (BufferSet& bufs, samplepos_t start_sample, samplepos_t end_samp
/* and switch */
DEBUG_TRACE (DEBUG::Triggers, string_compose ("%1 => %2 switched to in legato mode\n", _currently_playing->index(), nxt->index()));
_currently_playing = nxt;
PropertyChanged (Properties::currently_playing);
send_property_change (Properties::currently_playing);
} else {
@ -4356,7 +4368,7 @@ TriggerBox::run (BufferSet& bufs, samplepos_t start_sample, samplepos_t end_samp
nxt->startup (bufs, dest_offset);
DEBUG_TRACE (DEBUG::Triggers, string_compose ("%1 was finished, started %2\n", _currently_playing->index(), nxt->index()));
_currently_playing = nxt;
PropertyChanged (Properties::currently_playing);
send_property_change (Properties::currently_playing);
} else if (_currently_playing->state() != Trigger::WaitingToSwitch) {
@ -4392,7 +4404,7 @@ TriggerBox::run (BufferSet& bufs, samplepos_t start_sample, samplepos_t end_samp
} else {
_currently_playing = 0;
PropertyChanged (Properties::currently_playing);
send_property_change (Properties::currently_playing);
DEBUG_TRACE (DEBUG::Triggers, "currently playing was stopped, but stop_all was set #2, leaving nf loop\n");
/* leave nframes loop */
break;
@ -4445,7 +4457,7 @@ TriggerBox::run (BufferSet& bufs, samplepos_t start_sample, samplepos_t end_samp
(void) handle_stopped_trigger (bufs, dest_offset);
} else {
_currently_playing = 0;
PropertyChanged (Properties::currently_playing);
send_property_change (Properties::currently_playing);
}
}
}