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livetrax/gtk2_ardour/transport_control_ui.cc
Robin Gareus 4050ca5633
Update GPL boilerplate and (C)
Copyright-holder and year information is extracted from git log.

git history begins in 2005. So (C) from 1998..2005 is lost. Also some
(C) assignment of commits where the committer didn't use --author.
2019-08-03 15:53:15 +02:00

343 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);
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 ());
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->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;
}