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livetrax/gtk2_ardour/time_info_box.cc

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/*
Copyright (C) 2011 Paul Davis
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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <algorithm>
#include "pbd/compose.h"
#include "gtkmm2ext/cairocell.h"
#include "gtkmm2ext/gui_thread.h"
#include "gtkmm2ext/utils.h"
#include "gtkmm2ext/stateful_button.h"
#include "gtkmm2ext/actions.h"
#include "ardour/location.h"
#include "ardour/session.h"
#include "time_info_box.h"
#include "audio_clock.h"
#include "editor.h"
#include "i18n.h"
using namespace Gtk;
using namespace ARDOUR;
using std::min;
using std::max;
TimeInfoBox::TimeInfoBox ()
: left (2, 4)
, right (2, 4)
, syncing_selection (false)
, syncing_punch (false)
{
selection_start = new AudioClock ("selection-start", false, "SelectionClockDisplay", false, false, false, false);
selection_end = new AudioClock ("selection-end", false, "SelectionClockDisplay", false, false, false, false);
selection_length = new AudioClock ("selection-length", false, "SelectionClockDisplay", false, false, true, false);
punch_start = new AudioClock ("punch-start", false, "PunchClockDisplay", false, false, false, false);
punch_end = new AudioClock ("punch-end", false, "PunchClockDisplay", false, false, false, false);
CairoEditableText& ss (selection_start->main_display());
ss.set_corner_radius (0);
CairoEditableText& se (selection_end->main_display());
se.set_corner_radius (0);
CairoEditableText& sl (selection_length->main_display());
sl.set_corner_radius (0);
CairoEditableText& ps (punch_start->main_display());
ps.set_corner_radius (0);
CairoEditableText& pe (punch_end->main_display());
pe.set_corner_radius (0);
selection_title.set_text (_("Selection"));
punch_title.set_text (_("Punch"));
set_homogeneous (false);
set_spacing (6);
set_border_width (2);
pack_start (left, true, true);
pack_start (right, true, true);
left.set_homogeneous (false);
left.set_spacings (0);
left.set_border_width (2);
left.set_col_spacings (2);
right.set_homogeneous (false);
right.set_spacings (0);
right.set_border_width (2);
right.set_col_spacings (2);
Gtk::Label* l;
selection_title.set_name ("TimeInfoSelectionTitle");
left.attach (selection_title, 0, 2, 0, 1);
l = manage (new Label);
l->set_text (_("Start"));
l->set_alignment (1.0, 0.5);
l->set_name (X_("TimeInfoSelectionLabel"));
left.attach (*l, 0, 1, 1, 2, FILL);
left.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"));
left.attach (*l, 0, 1, 2, 3, FILL);
left.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"));
left.attach (*l, 0, 1, 3, 4, FILL);
left.attach (*selection_length, 1, 2, 3, 4);
punch_in_button.set_name ("punch button");
punch_out_button.set_name ("punch button");
punch_in_button.set_text (_("In"));
punch_out_button.set_text (_("Out"));
Glib::RefPtr<Action> act = ActionManager::get_action ("Transport", "TogglePunchIn");
punch_in_button.set_related_action (act);
act = ActionManager::get_action ("Transport", "TogglePunchOut");
punch_out_button.set_related_action (act);
Gtkmm2ext::UI::instance()->set_tip (punch_in_button, _("Start recording at auto-punch start"));
Gtkmm2ext::UI::instance()->set_tip (punch_out_button, _("Stop recording at auto-punch end"));
punch_title.set_name ("TimeInfoSelectionTitle");
right.attach (punch_title, 2, 4, 0, 1);
right.attach (punch_in_button, 2, 3, 1, 2, FILL, SHRINK);
right.attach (*punch_start, 3, 4, 1, 2);
right.attach (punch_out_button, 2, 3, 2, 3, FILL, SHRINK);
right.attach (*punch_end, 3, 4, 2, 3);
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));
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));
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);
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), ui_bind (&TimeInfoBox::track_mouse_mode, this), gui_context());
}
TimeInfoBox::~TimeInfoBox ()
{
delete selection_length;
delete selection_end;
delete selection_start;
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) {
_session->request_locate (src->current_time ());
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 (!syncing_punch) {
syncing_punch = true;
punch_start->set_mode (src->mode());
punch_end->set_mode (src->mode());
syncing_punch = false;
}
}
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);
punch_start->set_session (s);
punch_end->set_session (s);
if (s) {
Location* punch = s->locations()->auto_punch_location ();
if (punch) {
watch_punch (punch);
}
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::selection_changed ()
{
framepos_t s, e;
Selection& selection (Editor::instance().get_selection());
switch (Editor::instance().current_mouse_mode()) {
case Editing::MouseObject:
if (Editor::instance().internal_editing()) {
/* displaying MIDI note selection is tricky */
selection_start->set_off (true);
selection_end->set_off (true);
selection_length->set_off (true);
} else {
if (selection.regions.empty()) {
if (selection.points.empty()) {
selection_start->set_off (true);
selection_end->set_off (true);
selection_length->set_off (true);
} else {
s = max_framepos;
e = 0;
for (PointSelection::iterator i = selection.points.begin(); i != selection.points.end(); ++i) {
s = min (s, (framepos_t) i->start);
e = max (e, (framepos_t) i->end);
}
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 (e - s + 1);
}
} else {
s = selection.regions.start();
e = selection.regions.end_frame();
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 (e - s + 1);
}
}
break;
case Editing::MouseRange:
if (selection.time.empty()) {
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());
selection_end->set (selection.time.end_frame());
selection_length->set (selection.time.length());
}
break;
default:
selection_start->set_off (true);
selection_end->set_off (true);
selection_length->set_off (true);
break;
}
}
void
TimeInfoBox::punch_location_changed (Location* loc)
{
if (loc) {
watch_punch (loc);
}
}
void
TimeInfoBox::watch_punch (Location* punch)
{
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)
{
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());
}
bool
TimeInfoBox::on_expose_event (GdkEventExpose* ev)
{
{
int x, y;
Gtk::Widget* window_parent;
Glib::RefPtr<Gdk::Window> win = Gtkmm2ext::window_to_draw_on (*this, &window_parent);
if (win) {
Cairo::RefPtr<Cairo::Context> context = win->create_cairo_context();
#if 0
translate_coordinates (*window_parent, ev->area.x, ev->area.y, x, y);
context->rectangle (x, y, ev->area.width, ev->area.height);
context->clip ();
#endif
translate_coordinates (*window_parent, 0, 0, x, y);
context->set_source_rgba (0.149, 0.149, 0.149, 1.0);
Gtkmm2ext::rounded_rectangle (context, x, y, get_allocation().get_width(), get_allocation().get_height(), 9);
context->fill ();
}
}
HBox::on_expose_event (ev);
return false;
}