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livetrax/libs/surfaces/faderport8/callbacks.cc

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/*
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* Copyright (C) 2017 Robin Gareus <robin@gareus.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
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*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
/* Faderport 8 Control Surface
* This is the button "View" of the MVC surface inteface,
* see actions.cc for the "Controller"
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*/
#include "ardour/plugin_insert.h"
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#include "ardour/session.h"
#include "ardour/session_configuration.h"
#include "gtkmm2ext/actions.h"
#include "faderport8.h"
#include "pbd/i18n.h"
using namespace ARDOUR;
using namespace ArdourSurface::FP_NAMESPACE;
using namespace ArdourSurface::FP_NAMESPACE::FP8Types;
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void
FaderPort8::connect_session_signals ()
{
session->RouteAdded.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort8::notify_stripable_added_or_removed, this), this);
PresentationInfo::Change.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort8::notify_pi_property_changed, this, _1), this);
Config->ParameterChanged.connect (session_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort8::notify_parameter_changed, this, _1), this);
session->config.ParameterChanged.connect (session_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort8::notify_parameter_changed, this, _1), this);
session->TransportStateChange.connect (session_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort8::notify_transport_state_changed, this), this);
session->TransportLooped.connect (session_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort8::notify_loop_state_changed, this), this);
session->RecordStateChanged.connect (session_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort8::notify_record_state_changed, this), this);
session->DirtyChanged.connect (session_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort8::notify_session_dirty_changed, this), this);
session->SoloChanged.connect (session_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort8::notify_solo_changed, this), this);
session->MuteChanged.connect (session_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort8::notify_mute_changed, this), this);
session->history().Changed.connect (session_connections, MISSING_INVALIDATOR, boost::bind (&FaderPort8::notify_history_changed, this), this);
}
void
FaderPort8::send_session_state ()
{
notify_transport_state_changed ();
notify_record_state_changed ();
notify_session_dirty_changed ();
notify_history_changed ();
notify_solo_changed ();
notify_mute_changed ();
notify_parameter_changed ("clicking");
notify_route_state_changed (); // XXX (stip specific, see below)
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}
// TODO: AutomationState display of plugin & send automation
// TODO: link/lock control AS.
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void
FaderPort8::notify_route_state_changed ()
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{
std::shared_ptr<Stripable> s = first_selected_stripable();
std::shared_ptr<AutomationControl> ac;
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if (s) {
switch (_ctrls.fader_mode ()) {
case ModeTrack:
ac = s->gain_control();
break;
case ModePan:
ac = s->pan_azimuth_control();
break;
default:
break;
}
}
if (!s || !ac) {
_ctrls.button (FP8Controls::BtnALatch).set_active (false);
_ctrls.button (FP8Controls::BtnATrim).set_active (false);
_ctrls.button (FP8Controls::BtnAOff).set_active (false);
_ctrls.button (FP8Controls::BtnATouch).set_active (false);
_ctrls.button (FP8Controls::BtnARead).set_active (false);
_ctrls.button (FP8Controls::BtnAWrite).set_active (false);
#ifdef FADERPORT2
_ctrls.button (FP8Controls::BtnArm).set_active (false);
#endif
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return;
}
ARDOUR::AutoState as = ac->automation_state();
_ctrls.button (FP8Controls::BtnAOff).set_active (as == Off);
_ctrls.button (FP8Controls::BtnATouch).set_active (as == Touch);
_ctrls.button (FP8Controls::BtnARead).set_active (as == Play);
_ctrls.button (FP8Controls::BtnAWrite).set_active (as == Write);
_ctrls.button (FP8Controls::BtnALatch).set_active (as == Latch);
#ifdef FADERPORT2
/* handle the Faderport's track-arm button */
ac = s->rec_enable_control ();
_ctrls.button (FP8Controls::BtnArm).set_active (ac ? ac->get_value() : false);
#endif
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}
void
FaderPort8::notify_parameter_changed (std::string param)
{
if (param == "clicking") {
_ctrls.button (FP8Controls::BtnClick).set_active (Config->get_clicking ());
}
}
void
FaderPort8::notify_transport_state_changed ()
{
_ctrls.button (FP8Controls::BtnPlay).set_active (get_transport_speed()==1.0);
_ctrls.button (FP8Controls::BtnStop).set_active (get_transport_speed()==0.0);
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/* set rewind/fastforward lights */
const float ts = get_transport_speed();
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FP8ButtonInterface& b_rew = _ctrls.button (FP8Controls::BtnRewind);
FP8ButtonInterface& b_ffw = _ctrls.button (FP8Controls::BtnFastForward);
const bool rew = (ts < 0.f);
const bool ffw = (ts > 0.f && ts != 1.f);
if (b_rew.is_active() != rew) {
b_rew.set_active (rew);
}
if (b_ffw.is_active() != ffw) {
b_ffw.set_active (ffw);
}
notify_loop_state_changed ();
}
void
FaderPort8::notify_record_state_changed ()
{
switch (session->record_status ()) {
case Session::Disabled:
_ctrls.button (FP8Controls::BtnRecord).set_active (0);
_ctrls.button (FP8Controls::BtnRecord).set_blinking (false);
break;
case Session::Enabled:
_ctrls.button (FP8Controls::BtnRecord).set_active (true);
_ctrls.button (FP8Controls::BtnRecord).set_blinking (true);
break;
case Session::Recording:
_ctrls.button (FP8Controls::BtnRecord).set_active (true);
_ctrls.button (FP8Controls::BtnRecord).set_blinking (false);
break;
}
}
void
FaderPort8::notify_loop_state_changed ()
{
bool looping = false;
Location* looploc = session->locations ()->auto_loop_location ();
if (looploc && session->get_play_loop ()) {
looping = true;
}
_ctrls.button (FP8Controls::BtnLoop).set_active (looping);
}
void
FaderPort8::notify_session_dirty_changed ()
{
const bool is_dirty = session->dirty ();
_ctrls.button (FP8Controls::BtnSave).set_active (is_dirty);
_ctrls.button (FP8Controls::BtnSave).set_color (is_dirty ? 0xff0000ff : 0x00ff00ff);
}
void
FaderPort8::notify_history_changed ()
{
_ctrls.button (FP8Controls::BtnRedo).set_active (session->redo_depth() > 0);
_ctrls.button (FP8Controls::BtnUndo).set_active (session->undo_depth() > 0);
}
void
FaderPort8::notify_solo_changed ()
{
bool soloing = session->soloing() || session->listening();
#ifdef MIXBUS
soloing |= session->mixbus_soloed();
#endif
_ctrls.button (FP8Controls::BtnSoloClear).set_active (soloing);
#ifdef FP8_MUTESOLO_UNDO
if (soloing) {
_solo_state.clear ();
}
#endif
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}
void
FaderPort8::notify_mute_changed ()
{
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bool muted = session->muted ();
#ifdef FP8_MUTESOLO_UNDO
if (muted) {
_mute_state.clear ();
}
#endif
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_ctrls.button (FP8Controls::BtnMuteClear).set_active (muted);
}
void
FaderPort8::notify_plugin_active_changed ()
{
std::shared_ptr<PluginInsert> pi = _plugin_insert.lock();
if (pi) {
_ctrls.button (FP8Controls::BtnBypass).set_active (true);
_ctrls.button (FP8Controls::BtnBypass).set_color (pi->enabled () ? 0x00ff00ff : 0xff0000ff);
} else {
_ctrls.button (FP8Controls::BtnBypass).set_active (false);
_ctrls.button (FP8Controls::BtnBypass).set_color (0x888888ff);
}
}
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void
FaderPort8::nofity_focus_control (std::weak_ptr<PBD::Controllable> c)
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{
assert (_link_enabled && !_link_locked);
// TODO consider subscribing to c's DropReferences
// (in case the control goes away while it has focus, update the BtnColor)
_link_control = c;
if (c.expired () || 0 == std::dynamic_pointer_cast<AutomationControl> (_link_control.lock ())) {
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_ctrls.button (FP8Controls::BtnLink).set_color (0xff8800ff);
_ctrls.button (FP8Controls::BtnLock).set_color (0xff0000ff);
} else {
_ctrls.button (FP8Controls::BtnLink).set_color (0x88ff00ff);
_ctrls.button (FP8Controls::BtnLock).set_color (0x00ff88ff);
}
}