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livetrax/gtk2_ardour/region_editor.cc
Carl Hetherington f30402d073 clear_history -> clear_changes and some comments.
git-svn-id: svn://localhost/ardour2/branches/3.0@7685 d708f5d6-7413-0410-9779-e7cbd77b26cf
2010-08-25 17:32:08 +00:00

399 lines
12 KiB
C++
Executable File

/*
Copyright (C) 2001 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 "pbd/memento_command.h"
#include "pbd/stateful_diff_command.h"
#include "ardour/session.h"
#include "ardour/region.h"
#include "ardour/playlist.h"
#include "ardour/utils.h"
#include "ardour/dB.h"
#include <gtkmm2ext/utils.h>
#include <cmath>
#include "region_editor.h"
#include "ardour_ui.h"
#include "utils.h"
#include "gui_thread.h"
#include "i18n.h"
using namespace ARDOUR;
using namespace PBD;
using namespace std;
using namespace Gtkmm2ext;
RegionEditor::RegionEditor (Session* s, boost::shared_ptr<Region> r)
: ArdourDialog (_("Region")),
_table (8, 2),
_region (r),
name_label (_("Name:")),
audition_button (_("Play")),
position_clock (X_("regionposition"), true, X_("RegionEditorClock"), true, false),
end_clock (X_("regionend"), true, X_("RegionEditorClock"), true, false),
length_clock (X_("regionlength"), true, X_("RegionEditorClock"), true, false, true),
sync_offset_relative_clock (X_("regionsyncoffsetrelative"), true, X_("RegionEditorClock"), true, false),
sync_offset_absolute_clock (X_("regionsyncoffsetabsolute"), true, X_("RegionEditorClock"), true, false),
/* XXX cannot file start yet */
start_clock (X_("regionstart"), true, X_("RegionEditorClock"), false, false)
{
set_session (s);
position_clock.set_session (_session);
end_clock.set_session (_session);
length_clock.set_session (_session);
sync_offset_relative_clock.set_session (_session);
sync_offset_absolute_clock.set_session (_session);
start_clock.set_session (_session);
ARDOUR_UI::instance()->set_tip (audition_button, _("audition this region"));
audition_button.unset_flags (Gtk::CAN_FOCUS);
audition_button.set_events (audition_button.get_events() & ~(Gdk::ENTER_NOTIFY_MASK|Gdk::LEAVE_NOTIFY_MASK));
name_entry.set_name ("RegionEditorEntry");
name_label.set_name ("RegionEditorLabel");
position_label.set_name ("RegionEditorLabel");
position_label.set_text (_("Position:"));
end_label.set_name ("RegionEditorLabel");
end_label.set_text (_("End:"));
length_label.set_name ("RegionEditorLabel");
length_label.set_text (_("Length:"));
sync_relative_label.set_name ("RegionEditorLabel");
sync_relative_label.set_text (_("Sync point (relative to region):"));
sync_absolute_label.set_name ("RegionEditorLabel");
sync_absolute_label.set_text (_("Sync point (absolute):"));
start_label.set_name ("RegionEditorLabel");
start_label.set_text (_("File start:"));
_table.set_col_spacings (12);
_table.set_row_spacings (6);
_table.set_border_width (12);
name_label.set_alignment (1, 0.5);
position_label.set_alignment (1, 0.5);
end_label.set_alignment (1, 0.5);
length_label.set_alignment (1, 0.5);
sync_relative_label.set_alignment (1, 0.5);
sync_absolute_label.set_alignment (1, 0.5);
start_label.set_alignment (1, 0.5);
Gtk::HBox* nb = Gtk::manage (new Gtk::HBox);
nb->set_spacing (6);
nb->pack_start (name_entry);
nb->pack_start (audition_button);
_table.attach (name_label, 0, 1, 0, 1, Gtk::FILL, Gtk::FILL);
_table.attach (*nb, 1, 2, 0, 1, Gtk::FILL, Gtk::FILL);
_table.attach (position_label, 0, 1, 1, 2, Gtk::FILL, Gtk::FILL);
_table.attach (position_clock, 1, 2, 1, 2, Gtk::FILL, Gtk::FILL);
_table.attach (end_label, 0, 1, 2, 3, Gtk::FILL, Gtk::FILL);
_table.attach (end_clock, 1, 2, 2, 3, Gtk::FILL, Gtk::FILL);
_table.attach (length_label, 0, 1, 3, 4, Gtk::FILL, Gtk::FILL);
_table.attach (length_clock, 1, 2, 3, 4, Gtk::FILL, Gtk::FILL);
_table.attach (sync_relative_label, 0, 1, 4, 5, Gtk::FILL, Gtk::FILL);
_table.attach (sync_offset_relative_clock, 1, 2, 4, 5, Gtk::FILL, Gtk::FILL);
_table.attach (sync_absolute_label, 0, 1, 5, 6, Gtk::FILL, Gtk::FILL);
_table.attach (sync_offset_absolute_clock, 1, 2, 5, 6, Gtk::FILL, Gtk::FILL);
_table.attach (start_label, 0, 1, 6, 7, Gtk::FILL, Gtk::FILL);
_table.attach (start_clock, 1, 2, 6, 7, Gtk::FILL, Gtk::FILL);
get_vbox()->pack_start (_table, true, true);
add_button (Gtk::Stock::CLOSE, Gtk::RESPONSE_ACCEPT);
set_name ("RegionEditorWindow");
add_events (Gdk::KEY_PRESS_MASK|Gdk::KEY_RELEASE_MASK);
signal_delete_event().connect (sigc::bind (sigc::ptr_fun (just_hide_it), static_cast<Window *> (this)));
signal_response().connect (sigc::mem_fun (*this, &RegionEditor::handle_response));
set_title (string_compose (_("Region '%1'"), _region->name()));
show_all();
name_changed ();
PropertyChange change;
change.add (ARDOUR::Properties::start);
change.add (ARDOUR::Properties::length);
change.add (ARDOUR::Properties::position);
change.add (ARDOUR::Properties::sync_position);
bounds_changed (change);
_region->PropertyChanged.connect (state_connection, invalidator (*this), ui_bind (&RegionEditor::region_changed, this, _1), gui_context());
spin_arrow_grab = false;
connect_editor_events ();
}
void
RegionEditor::region_changed (const PBD::PropertyChange& what_changed)
{
if (what_changed.contains (ARDOUR::Properties::name)) {
name_changed ();
}
PropertyChange interesting_stuff;
interesting_stuff.add (ARDOUR::Properties::position);
interesting_stuff.add (ARDOUR::Properties::length);
interesting_stuff.add (ARDOUR::Properties::start);
interesting_stuff.add (ARDOUR::Properties::sync_position);
if (what_changed.contains (interesting_stuff)) {
bounds_changed (what_changed);
}
}
gint
RegionEditor::bpressed (GdkEventButton* ev, Gtk::SpinButton* /*but*/, void (RegionEditor::*/*pmf*/)())
{
switch (ev->button) {
case 1:
case 2:
case 3:
if (ev->type == GDK_BUTTON_PRESS) { /* no double clicks here */
if (!spin_arrow_grab) {
// GTK2FIX probably nuke the region editor
// if ((ev->window == but->gobj()->panel)) {
// spin_arrow_grab = true;
// (this->*pmf)();
// }
}
}
break;
default:
break;
}
return FALSE;
}
gint
RegionEditor::breleased (GdkEventButton* /*ev*/, Gtk::SpinButton* /*but*/, void (RegionEditor::*pmf)())
{
if (spin_arrow_grab) {
(this->*pmf)();
spin_arrow_grab = false;
}
return FALSE;
}
void
RegionEditor::connect_editor_events ()
{
name_entry.signal_changed().connect (sigc::mem_fun(*this, &RegionEditor::name_entry_changed));
position_clock.ValueChanged.connect (sigc::mem_fun(*this, &RegionEditor::position_clock_changed));
end_clock.ValueChanged.connect (sigc::mem_fun(*this, &RegionEditor::end_clock_changed));
length_clock.ValueChanged.connect (sigc::mem_fun(*this, &RegionEditor::length_clock_changed));
sync_offset_absolute_clock.ValueChanged.connect (sigc::mem_fun (*this, &RegionEditor::sync_offset_absolute_clock_changed));
sync_offset_relative_clock.ValueChanged.connect (sigc::mem_fun (*this, &RegionEditor::sync_offset_relative_clock_changed));
audition_button.signal_toggled().connect (sigc::mem_fun(*this, &RegionEditor::audition_button_toggled));
_session->AuditionActive.connect (audition_connection, invalidator (*this), ui_bind (&RegionEditor::audition_state_changed, this, _1), gui_context());
}
void
RegionEditor::position_clock_changed ()
{
_session->begin_reversible_command (_("change region start position"));
boost::shared_ptr<Playlist> pl = _region->playlist();
if (pl) {
_region->clear_changes ();
_region->set_position (position_clock.current_time(), this);
_session->add_command(new StatefulDiffCommand (_region));
}
_session->commit_reversible_command ();
}
void
RegionEditor::end_clock_changed ()
{
_session->begin_reversible_command (_("change region end position"));
boost::shared_ptr<Playlist> pl = _region->playlist();
if (pl) {
_region->clear_changes ();
_region->trim_end (end_clock.current_time(), this);
_session->add_command(new StatefulDiffCommand (_region));
}
_session->commit_reversible_command ();
end_clock.set (_region->position() + _region->length() - 1, true);
}
void
RegionEditor::length_clock_changed ()
{
nframes_t frames = length_clock.current_time();
_session->begin_reversible_command (_("change region length"));
boost::shared_ptr<Playlist> pl = _region->playlist();
if (pl) {
_region->clear_changes ();
_region->trim_end (_region->position() + frames - 1, this);
_session->add_command(new StatefulDiffCommand (_region));
}
_session->commit_reversible_command ();
length_clock.set (_region->length());
}
void
RegionEditor::audition_button_toggled ()
{
if (audition_button.get_active()) {
_session->audition_region (_region);
} else {
_session->cancel_audition ();
}
}
void
RegionEditor::name_changed ()
{
if (name_entry.get_text() != _region->name()) {
name_entry.set_text (_region->name());
}
}
void
RegionEditor::bounds_changed (const PropertyChange& what_changed)
{
if (what_changed.contains (ARDOUR::Properties::position) && what_changed.contains (ARDOUR::Properties::length)) {
position_clock.set (_region->position(), true);
end_clock.set (_region->position() + _region->length() - 1, true);
length_clock.set (_region->length(), true);
} else if (what_changed.contains (ARDOUR::Properties::position)) {
position_clock.set (_region->position(), true);
end_clock.set (_region->position() + _region->length() - 1, true);
} else if (what_changed.contains (ARDOUR::Properties::length)) {
end_clock.set (_region->position() + _region->length() - 1, true);
length_clock.set (_region->length(), true);
}
if (what_changed.contains (ARDOUR::Properties::sync_position) || what_changed.contains (ARDOUR::Properties::position)) {
int dir;
nframes_t off = _region->sync_offset (dir);
if (dir == -1) {
off = -off;
}
if (what_changed.contains (ARDOUR::Properties::sync_position)) {
sync_offset_relative_clock.set (off, true);
}
sync_offset_absolute_clock.set (off + _region->position (), true);
}
if (what_changed.contains (ARDOUR::Properties::start)) {
start_clock.set (_region->start(), true);
}
}
void
RegionEditor::activation ()
{
}
void
RegionEditor::name_entry_changed ()
{
if (name_entry.get_text() != _region->name()) {
_region->set_name (name_entry.get_text());
}
}
void
RegionEditor::audition_state_changed (bool yn)
{
ENSURE_GUI_THREAD (*this, &RegionEditor::audition_state_changed, yn)
if (!yn) {
audition_button.set_active (false);
}
}
void
RegionEditor::sync_offset_absolute_clock_changed ()
{
_session->begin_reversible_command (_("change region sync point"));
_region->clear_changes ();
_region->set_sync_position (sync_offset_absolute_clock.current_time());
_session->add_command (new StatefulDiffCommand (_region));
_session->commit_reversible_command ();
}
void
RegionEditor::sync_offset_relative_clock_changed ()
{
_session->begin_reversible_command (_("change region sync point"));
_region->clear_changes ();
_region->set_sync_position (sync_offset_relative_clock.current_time() + _region->position ());
_session->add_command (new StatefulDiffCommand (_region));
_session->commit_reversible_command ();
}
bool
RegionEditor::on_delete_event (GdkEventAny* ev)
{
PropertyChange change;
change.add (ARDOUR::Properties::start);
change.add (ARDOUR::Properties::length);
change.add (ARDOUR::Properties::position);
change.add (ARDOUR::Properties::sync_position);
bounds_changed (change);
return true;
}
void
RegionEditor::handle_response (int)
{
hide ();
}