13
0
livetrax/gtk2_ardour/transport_control_ui.cc

346 lines
11 KiB
C++

/*
* 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.
*
* 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.
*/
#include <gtkmm/sizegroup.h>
#include "ardour/dB.h"
#include "ardour/profile.h"
#include "widgets/tooltips.h"
#include "gtkmm2ext/gui_thread.h"
#include "actions.h"
#include "ardour_ui.h"
#include "timers.h"
#include "transport_control_ui.h"
#include "pbd/i18n.h"
using namespace Glib;
using namespace Gtk;
using namespace ARDOUR;
using namespace ArdourWidgets;
TransportControlUI::TransportControlUI ()
{
Config->ParameterChanged.connect (config_connection, MISSING_INVALIDATOR, boost::bind (&TransportControlUI::parameter_changed, this, _1), gui_context());
}
void
TransportControlUI::map_actions ()
{
/* setup actions */
RefPtr<Action> act;
act = ActionManager::get_action (X_("Transport"), X_("ToggleClick"));
click_button.set_related_action (act);
act = ActionManager::get_action (X_("Transport"), X_("Stop"));
stop_button.set_related_action (act);
act = ActionManager::get_action (X_("Transport"), X_("Roll"));
roll_button.set_related_action (act);
act = ActionManager::get_action (X_("Transport"), X_("Record"));
rec_button.set_related_action (act);
act = ActionManager::get_action (X_("Transport"), X_("GotoStart"));
goto_start_button.set_related_action (act);
act = ActionManager::get_action (X_("Transport"), X_("GotoEnd"));
goto_end_button.set_related_action (act);
act = ActionManager::get_action (X_("Transport"), X_("Loop"));
auto_loop_button.set_related_action (act);
act = ActionManager::get_action (X_("Transport"), X_("PlaySelection"));
play_selection_button.set_related_action (act);
act = ActionManager::get_action (X_("MIDI"), X_("panic"));
midi_panic_button.set_related_action (act);
/* tooltips depend on actions */
set_tooltip (roll_button, _("Play from playhead"));
set_tooltip (stop_button, _("Stop playback"));
set_tooltip (rec_button, _("Toggle record"));
set_tooltip (play_selection_button, _("Play range/selection"));
set_tooltip (goto_start_button, _("Go to start of session"));
set_tooltip (goto_end_button, _("Go to end of session"));
set_tooltip (auto_loop_button, _("Play loop range"));
set_tooltip (midi_panic_button, _("MIDI Panic\nSend note off and reset controller messages on all MIDI channels"));
/* set click_button tooltip */
parameter_changed ("click-gain");
}
void
TransportControlUI::setup (TransportControlProvider* ui)
{
click_button.signal_button_press_event().connect (sigc::mem_fun (*ui, &TransportControlProvider::click_button_clicked), false);
click_button.signal_scroll_event().connect (sigc::mem_fun (*this, &TransportControlUI::click_button_scroll), false);
/* setup icons */
click_button.set_icon (ArdourIcon::TransportMetronom);
goto_start_button.set_icon (ArdourIcon::TransportStart);
goto_end_button.set_icon (ArdourIcon::TransportEnd);
roll_button.set_icon (ArdourIcon::TransportPlay);
stop_button.set_icon (ArdourIcon::TransportStop);
play_selection_button.set_icon (ArdourIcon::TransportRange);
auto_loop_button.set_icon (ArdourIcon::TransportLoop);
rec_button.set_icon (ArdourIcon::RecButton);
midi_panic_button.set_icon (ArdourIcon::TransportPanic);
/* transport control size-group */
Glib::RefPtr<SizeGroup> transport_button_size_group = SizeGroup::create (SIZE_GROUP_BOTH);
transport_button_size_group->add_widget (goto_start_button);
transport_button_size_group->add_widget (goto_end_button);
transport_button_size_group->add_widget (auto_loop_button);
transport_button_size_group->add_widget (rec_button);
if (!ARDOUR::Profile->get_mixbus()) {
/*note: since we aren't showing this button, it doesn't get allocated
* and therefore blows-up the size-group. so remove it.
*/
transport_button_size_group->add_widget (play_selection_button);
}
transport_button_size_group->add_widget (roll_button);
transport_button_size_group->add_widget (stop_button);
transport_button_size_group->add_widget (midi_panic_button);
transport_button_size_group->add_widget (click_button);
#define PX_SCALE(px) std::max((float)px, rintf((float)px * UIConfiguration::instance().get_ui_scale()))
click_button.set_size_request (PX_SCALE(20), PX_SCALE(20));
set_spacing (PX_SCALE(2));
#undef PX_SCALE
if (!ARDOUR::Profile->get_mixbus()) {
pack_start (midi_panic_button, true, true, 0);
} else {
pack_start (midi_panic_button, true, true, 3);
}
pack_start (click_button, true, true, 0);
pack_start (goto_start_button, true, true);
pack_start (goto_end_button, true, true);
pack_start (auto_loop_button, true, true);
if (!ARDOUR::Profile->get_mixbus()) {
pack_start (play_selection_button, true, true);
}
pack_start (roll_button, true, true);
pack_start (stop_button, true, true);
pack_start (rec_button, true, true, 3);
roll_button.set_name ("transport button");
stop_button.set_name ("transport button");
goto_start_button.set_name ("transport button");
goto_end_button.set_name ("transport button");
auto_loop_button.set_name ("transport button");
play_selection_button.set_name ("transport button");
rec_button.set_name ("transport recenable button");
midi_panic_button.set_name ("transport button"); // XXX ???
click_button.set_name ("transport button");
roll_button.set_controllable (ui->roll_controllable);
stop_button.set_controllable (ui->stop_controllable);
goto_start_button.set_controllable (ui->goto_start_controllable);
goto_end_button.set_controllable (ui->goto_end_controllable);
auto_loop_button.set_controllable (ui->auto_loop_controllable);
play_selection_button.set_controllable (ui->play_selection_controllable);
rec_button.set_controllable (ui->rec_controllable);
stop_button.set_active (true);
show_all ();
Timers::blink_connect (sigc::mem_fun (*this, &TransportControlUI::blink_rec_enable));
}
void
TransportControlUI::set_session (ARDOUR::Session *s)
{
SessionHandlePtr::set_session (s);
set_loop_sensitivity ();
map_transport_state ();
if (!_session) {
rec_button.set_sensitive (false);
return;
}
_session->config.ParameterChanged.connect (_session_connections, MISSING_INVALIDATOR, boost::bind (&TransportControlUI::parameter_changed, this, _1), gui_context());
_session->StepEditStatusChange.connect (_session_connections, MISSING_INVALIDATOR, boost::bind (&TransportControlUI::step_edit_status_change, this, _1), gui_context());
_session->TransportStateChange.connect (_session_connections, MISSING_INVALIDATOR, boost::bind (&TransportControlUI::map_transport_state, this), gui_context());
_session->auto_loop_location_changed.connect (_session_connections, MISSING_INVALIDATOR, boost::bind (&TransportControlUI::set_loop_sensitivity, this), gui_context ());
_session->PunchLoopConstraintChange.connect (_session_connections, MISSING_INVALIDATOR, boost::bind (&TransportControlUI::set_loop_sensitivity, this), gui_context ());
rec_button.set_sensitive (true);
}
void
TransportControlUI::parameter_changed (std::string p)
{
if (p == "external-sync") {
set_loop_sensitivity ();
} else if (p == "click-record-only") {
// TODO set a flag, blink or gray-out metronome button while rolling, only
if (Config->get_click_record_only()) {
click_button.set_name ("generic button"); // XXX
} else {
click_button.set_name ("transport button");
}
} else if (p == "click-gain") {
float gain_db = accurate_coefficient_to_dB (Config->get_click_gain());
char tmp[32];
snprintf(tmp, 31, "%+.1f", gain_db);
set_tooltip (click_button, string_compose (_("Enable/Disable metronome\n\nRight-click to access preferences\nMouse-wheel to modify level\nSignal Level: %1 dBFS"), tmp));
}
}
void
TransportControlUI::map_transport_state ()
{
if (!_session) {
auto_loop_button.unset_active_state ();
play_selection_button.unset_active_state ();
roll_button.unset_active_state ();
stop_button.set_active_state (Gtkmm2ext::ExplicitActive);
return;
}
float sp = _session->transport_speed();
if (sp != 0.0f) {
/* we're rolling */
if (_session->get_play_range()) {
play_selection_button.set_active_state (Gtkmm2ext::ExplicitActive);
roll_button.unset_active_state ();
auto_loop_button.unset_active_state ();
} else if (_session->get_play_loop ()) {
auto_loop_button.set_active (true);
play_selection_button.set_active (false);
if (Config->get_loop_is_mode()) {
roll_button.set_active (true);
} else {
roll_button.set_active (false);
}
} else {
roll_button.set_active (true);
play_selection_button.set_active (false);
auto_loop_button.set_active (false);
}
if (UIConfiguration::instance().get_follow_edits() && !_session->config.get_external_sync()) {
/* light up both roll and play-selection if they are joined */
roll_button.set_active (true);
play_selection_button.set_active (true);
}
stop_button.set_active (false);
} else {
stop_button.set_active (true);
roll_button.set_active (false);
play_selection_button.set_active (false);
if (Config->get_loop_is_mode ()) {
auto_loop_button.set_active (_session->get_play_loop());
} else {
auto_loop_button.set_active (false);
}
}
}
void
TransportControlUI::step_edit_status_change (bool yn)
{
// XXX should really store pre-step edit status of things
// we make insensitive
if (yn) {
rec_button.set_active_state (Gtkmm2ext::ImplicitActive);
rec_button.set_sensitive (false);
} else {
rec_button.unset_active_state ();;
rec_button.set_sensitive (true);
}
}
void
TransportControlUI::set_loop_sensitivity ()
{
if (!_session || _session->config.get_external_sync()) {
auto_loop_button.set_sensitive (false);
} else {
auto_loop_button.set_sensitive (_session && _session->loop_is_possible() && _session->locations()->auto_loop_location());
}
}
void
TransportControlUI::blink_rec_enable (bool onoff)
{
if (_session == 0) {
return;
}
if (_session->step_editing()) {
return;
}
Session::RecordState const r = _session->record_status ();
bool const h = _session->have_rec_enabled_track ();
if (r == Session::Enabled || (r == Session::Recording && !h)) {
if (onoff) {
rec_button.set_active_state (Gtkmm2ext::ExplicitActive);
} else {
rec_button.set_active_state (Gtkmm2ext::Off);
}
} else if (r == Session::Recording && h) {
rec_button.set_active_state (Gtkmm2ext::ExplicitActive);
} else {
rec_button.unset_active_state ();
}
}
bool
TransportControlUI::click_button_scroll (GdkEventScroll* ev)
{
gain_t gain = Config->get_click_gain();
float gain_db = accurate_coefficient_to_dB (gain);
switch (ev->direction) {
case GDK_SCROLL_UP:
case GDK_SCROLL_LEFT:
gain_db += 1;
break;
case GDK_SCROLL_DOWN:
case GDK_SCROLL_RIGHT:
gain_db -= 1;
break;
}
gain_db = std::max (-60.f, gain_db);
gain = dB_to_coefficient (gain_db);
gain = std::min (gain, Config->get_max_gain());
Config->set_click_gain (gain);
return true;
}