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livetrax/gtk2_ardour/time_info_box.cc

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/*
* Copyright (C) 2011-2017 Paul Davis <paul@linuxaudiosystems.com>
* Copyright (C) 2012-2019 Robin Gareus <robin@gareus.org>
* Copyright (C) 2016-2017 Nick Mainsbridge <mainsbridge@gmail.com>
*
* 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 <algorithm>
#include "pbd/compose.h"
#include "gtkmm2ext/gui_thread.h"
#include "gtkmm2ext/utils.h"
#include "gtkmm2ext/actions.h"
#include "ardour/location.h"
#include "ardour/profile.h"
#include "ardour/session.h"
#include "audio_clock.h"
#include "automation_line.h"
#include "control_point.h"
#include "editor.h"
#include "region_view.h"
#include "time_info_box.h"
#include "pbd/i18n.h"
using namespace Gtk;
using namespace ARDOUR;
using std::min;
using std::max;
TimeInfoBox::TimeInfoBox (std::string state_node_name, bool with_punch)
: table (3, 3)
, punch_start (0)
, punch_end (0)
, syncing_selection (false)
, syncing_punch (false)
, with_punch_clock (with_punch)
{
set_name (X_("TimeInfoBox"));
selection_start = new AudioClock (
string_compose ("%1-selection-start", state_node_name),
false, "selection", false, false, false, false);
selection_end = new AudioClock (
string_compose ("%1-selection-end", state_node_name),
false, "selection", false, false, false, false);
selection_length = new AudioClock (
string_compose ("%1-selection-length", state_node_name),
false, "selection", false, false, true, false);
selection_title.set_text (_("Selection"));
set_homogeneous (false);
set_spacing (0);
set_border_width (2);
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pack_start (table, false, false);
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table.set_homogeneous (false);
table.set_spacings (0);
table.set_border_width (2);
table.set_col_spacings (2);
Gtk::Label* l;
selection_title.set_name ("TimeInfoSelectionTitle");
if (with_punch_clock) {
table.attach (selection_title, 1, 2, 0, 1);
}
l = manage (new Label);
l->set_text (_("Start"));
l->set_alignment (1.0, 0.5);
l->set_name (X_("TimeInfoSelectionLabel"));
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table.attach (*l, 0, 1, 1, 2, FILL);
table.attach (*selection_start, 1, 2, 1, 2);
l = manage (new Label);
l->set_text (_("End"));
l->set_alignment (1.0, 0.5);
l->set_name (X_("TimeInfoSelectionLabel"));
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table.attach (*l, 0, 1, 2, 3, FILL);
table.attach (*selection_end, 1, 2, 2, 3);
l = manage (new Label);
l->set_text (_("Length"));
l->set_alignment (1.0, 0.5);
l->set_name (X_("TimeInfoSelectionLabel"));
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table.attach (*l, 0, 1, 3, 4, FILL);
table.attach (*selection_length, 1, 2, 3, 4);
if (with_punch_clock) {
punch_start = new AudioClock (
string_compose ("%1-punch-start", state_node_name),
false, "punch", false, false, false, false);
punch_end = new AudioClock (
string_compose ("%1-punch-end", state_node_name),
false, "punch", false, false, false, false);
punch_title.set_text (_("Punch"));
punch_title.set_name ("TimeInfoSelectionTitle");
table.attach (punch_title, 2, 3, 0, 1);
table.attach (*punch_start, 2, 3, 1, 2);
table.attach (*punch_end, 2, 3, 2, 3);
}
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show_all ();
selection_start->mode_changed.connect (sigc::bind (sigc::mem_fun (*this, &TimeInfoBox::sync_selection_mode), selection_start));
selection_end->mode_changed.connect (sigc::bind (sigc::mem_fun (*this, &TimeInfoBox::sync_selection_mode), selection_end));
selection_length->mode_changed.connect (sigc::bind (sigc::mem_fun (*this, &TimeInfoBox::sync_selection_mode), selection_length));
selection_start->signal_button_release_event().connect (sigc::bind (sigc::mem_fun (*this, &TimeInfoBox::clock_button_release_event), selection_start), true);
selection_end->signal_button_release_event().connect (sigc::bind (sigc::mem_fun (*this, &TimeInfoBox::clock_button_release_event), selection_end), true);
if (with_punch_clock) {
punch_start->mode_changed.connect (sigc::bind (sigc::mem_fun (*this, &TimeInfoBox::sync_punch_mode), punch_start));
punch_end->mode_changed.connect (sigc::bind (sigc::mem_fun (*this, &TimeInfoBox::sync_punch_mode), punch_end));
punch_start->signal_button_release_event().connect (sigc::bind (sigc::mem_fun (*this, &TimeInfoBox::clock_button_release_event), punch_start), true);
punch_end->signal_button_release_event().connect (sigc::bind (sigc::mem_fun (*this, &TimeInfoBox::clock_button_release_event), punch_end), true);
}
Editor::instance().get_selection().TimeChanged.connect (sigc::mem_fun (*this, &TimeInfoBox::selection_changed));
Editor::instance().get_selection().RegionsChanged.connect (sigc::mem_fun (*this, &TimeInfoBox::selection_changed));
Editor::instance().MouseModeChanged.connect (editor_connections, invalidator(*this), boost::bind (&TimeInfoBox::track_mouse_mode, this), gui_context());
}
TimeInfoBox::~TimeInfoBox ()
{
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delete selection_length;
delete selection_end;
delete selection_start;
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delete punch_start;
delete punch_end;
}
void
TimeInfoBox::track_mouse_mode ()
{
selection_changed ();
}
bool
TimeInfoBox::clock_button_release_event (GdkEventButton* ev, AudioClock* src)
{
if (!_session) {
return false;
}
if (ev->button == 1) {
if (!src->off()) {
_session->request_locate (src->last_when ().samples());
}
return true;
}
return false;
}
void
TimeInfoBox::sync_selection_mode (AudioClock* src)
{
if (!syncing_selection) {
syncing_selection = true;
selection_start->set_mode (src->mode());
selection_end->set_mode (src->mode());
selection_length->set_mode (src->mode());
syncing_selection = false;
}
}
void
TimeInfoBox::sync_punch_mode (AudioClock* src)
{
if (!with_punch_clock) {
return;
}
if (!syncing_punch) {
syncing_punch = true;
punch_start->set_mode (src->mode());
punch_end->set_mode (src->mode());
syncing_punch = false;
}
}
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void
TimeInfoBox::set_session (Session* s)
{
SessionHandlePtr::set_session (s);
selection_start->set_session (s);
selection_end->set_session (s);
selection_length->set_session (s);
if (!with_punch_clock) {
return;
}
punch_start->set_session (s);
punch_end->set_session (s);
if (s) {
Location* punch = s->locations()->auto_punch_location ();
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if (punch) {
watch_punch (punch);
}
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punch_changed (punch);
_session->auto_punch_location_changed.connect (_session_connections, MISSING_INVALIDATOR,
boost::bind (&TimeInfoBox::punch_location_changed, this, _1), gui_context());
}
}
void
TimeInfoBox::region_selection_changed ()
{
timepos_t s, e;
Selection& selection (Editor::instance().get_selection());
s = selection.regions.start_time();
e = selection.regions.end_time();
selection_start->set_off (false);
selection_end->set_off (false);
selection_length->set_off (false);
selection_start->set (s);
selection_end->set (e);
selection_length->set_duration (s.distance (e).increment(), true);
}
void
TimeInfoBox::selection_changed ()
{
timepos_t s, e;
Selection& selection (Editor::instance().get_selection());
region_property_connections.drop_connections();
switch (Editor::instance().current_mouse_mode()) {
case Editing::MouseContent:
/* displaying MIDI note selection is tricky */
selection_start->set_off (true);
selection_end->set_off (true);
selection_length->set_off (true);
break;
case Editing::MouseObject:
if (selection.regions.empty()) {
if (selection.points.empty()) {
if (!selection.time.empty()) {
/* show selected range */
selection_start->set_off (false);
selection_end->set_off (false);
selection_length->set_off (false);
selection_start->set (selection.time.start_time());
selection_end->set (selection.time.end_time().decrement());
selection_length->set_duration (selection.time.start_time().distance (selection.time.end_time()));
} else {
selection_start->set_off (true);
selection_end->set_off (true);
selection_length->set_off (true);
}
} else {
s = timepos_t::max (selection.points.front()->line().the_list()->time_domain());
e = timepos_t::zero (s.time_domain());
for (auto const & pt : selection.points) {
const timepos_t p = pt->line().session_position ((*pt->model ())->when);
s = min (s, p);
e = max (e, p);
}
selection_start->set_off (false);
selection_end->set_off (false);
selection_length->set_off (false);
selection_start->set (s);
selection_end->set (e.decrement());
selection_length->set_duration (s.distance (e), false);
}
} else {
/* this is more efficient than tracking changes per region in large selections */
PlaylistSet playlists;
for (RegionSelection::iterator s = selection.regions.begin(); s != selection.regions.end(); ++s) {
std::shared_ptr<Playlist> pl = (*s)->region()->playlist();
if (pl) {
playlists.insert (pl);
}
}
for (PlaylistSet::iterator ps = playlists.begin(); ps != playlists.end(); ++ps) {
(*ps)->ContentsChanged.connect (region_property_connections, invalidator (*this),
boost::bind (&TimeInfoBox::region_selection_changed, this), gui_context());
}
region_selection_changed ();
}
break;
case Editing::MouseRange:
if (selection.time.empty()) {
Glib::RefPtr<ToggleAction> tact = ActionManager::get_toggle_action ("MouseMode", "set-mouse-mode-object-range");
if (tact->get_active() && !selection.regions.empty()) {
/* show selected regions */
s = selection.regions.start_time();
e = selection.regions.end_time();
selection_start->set_off (false);
selection_end->set_off (false);
selection_length->set_off (false);
selection_start->set (s);
selection_end->set (e.decrement());
selection_length->set_duration(s.distance (e));
} else {
selection_start->set_off (true);
selection_end->set_off (true);
selection_length->set_off (true);
}
} else {
selection_start->set_off (false);
selection_end->set_off (false);
selection_length->set_off (false);
selection_start->set (selection.time.start_time());
selection_end->set (selection.time.end_time().decrement());
selection_length->set_duration (selection.time.length());
}
break;
default:
selection_start->set_off (true);
selection_end->set_off (true);
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selection_length->set_off (true);
break;
}
}
void
TimeInfoBox::punch_location_changed (Location* loc)
{
if (loc && with_punch_clock) {
watch_punch (loc);
}
}
void
TimeInfoBox::watch_punch (Location* punch)
{
assert (with_punch_clock);
punch_connections.drop_connections ();
punch->start_changed.connect (punch_connections, MISSING_INVALIDATOR, boost::bind (&TimeInfoBox::punch_changed, this, _1), gui_context());
punch->end_changed.connect (punch_connections, MISSING_INVALIDATOR, boost::bind (&TimeInfoBox::punch_changed, this, _1), gui_context());
punch_changed (punch);
}
void
TimeInfoBox::punch_changed (Location* loc)
{
assert (with_punch_clock);
if (!loc) {
punch_start->set_off (true);
punch_end->set_off (true);
return;
}
punch_start->set_off (false);
punch_end->set_off (false);
punch_start->set (loc->start());
punch_end->set (loc->end());
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}