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midi_region_view.cc
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/*
* Copyright (C) 2006-2016 David Robillard <[email protected]>
* Copyright (C) 2007-2012 Carl Hetherington <[email protected]>
* Copyright (C) 2007-2018 Paul Davis <[email protected]>
* Copyright (C) 2008-2012 Hans Baier <[email protected]>
* Copyright (C) 2013-2017 John Emmas <[email protected]>
* Copyright (C) 2014-2017 Nick Mainsbridge <[email protected]>
* Copyright (C) 2014-2018 Ben Loftis <[email protected]>
* Copyright (C) 2014-2019 Robin Gareus <[email protected]>
* Copyright (C) 2015-2016 Tim Mayberry <[email protected]>
* Copyright (C) 2015-2017 André Nusser <[email protected]>
*
* 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 <cmath>
#include <algorithm>
#include <ostream>
#include <gtkmm.h>
#include "gtkmm2ext/gtk_ui.h"
#include <sigc++/signal.h>
#include "midi++/midnam_patch.h"
#include "pbd/stateful_diff_command.h"
#include "pbd/unwind.h"
#include "ardour/debug.h"
#include "ardour/midi_model.h"
#include "ardour/midi_playlist.h"
#include "ardour/midi_region.h"
#include "ardour/midi_source.h"
#include "ardour/midi_track.h"
#include "ardour/operations.h"
#include "ardour/session.h"
#include "evoral/Parameter.h"
#include "evoral/Event.h"
#include "evoral/Control.h"
#include "evoral/midi_util.h"
#include "canvas/debug.h"
#include "automation_region_view.h"
#include "automation_time_axis.h"
#include "control_point.h"
#include "debug.h"
#include "editor.h"
#include "editor_drag.h"
#include "ghostregion.h"
#include "gui_thread.h"
#include "item_counts.h"
#include "keyboard.h"
#include "midi_channel_dialog.h"
#include "midi_cut_buffer.h"
#include "midi_list_editor.h"
#include "midi_region_view.h"
#include "midi_streamview.h"
#include "midi_time_axis.h"
#include "midi_util.h"
#include "midi_velocity_dialog.h"
#include "note_player.h"
#include "paste_context.h"
#include "public_editor.h"
#include "route_time_axis.h"
#include "rgb_macros.h"
#include "selection.h"
#include "streamview.h"
#include "patch_change_dialog.h"
#include "verbose_cursor.h"
#include "note.h"
#include "hit.h"
#include "patch_change.h"
#include "sys_ex.h"
#include "ui_config.h"
#include "pbd/i18n.h"
using namespace ARDOUR;
using namespace PBD;
using namespace Editing;
using namespace std;
using namespace Temporal;
using Gtkmm2ext::Keyboard;
#define MIDI_BP_ZERO ((Config->get_first_midi_bank_is_zero())?0:1)
MidiRegionView::MidiRegionView (ArdourCanvas::Container* parent,
RouteTimeAxisView& tv,
boost::shared_ptr<MidiRegion> r,
double spu,
uint32_t basic_color)
: RegionView (parent, tv, r, spu, basic_color)
, _current_range_min(0)
, _current_range_max(0)
, _active_notes(0)
, _note_group (new ArdourCanvas::Container (group))
, _note_diff_command (0)
, _ghost_note(0)
, _step_edit_cursor (0)
, _step_edit_cursor_width (1, 0)
, _channel_selection_scoped_note (0)
, _mouse_state(None)
, _pressed_button(0)
, _optimization_iterator (_events.end())
, _list_editor (0)
, _no_sound_notes (false)
, _last_display_zoom (0)
, _last_event_x (0)
, _last_event_y (0)
, _entered (false)
, _entered_note (0)
, _mouse_changed_selection (false)
{
CANVAS_DEBUG_NAME (_note_group, string_compose ("note group for %1", get_item_name()));
_patch_change_outline = UIConfiguration::instance().color ("midi patch change outline");
_patch_change_fill = UIConfiguration::instance().color_mod ("midi patch change fill", "midi patch change fill");
_note_group->raise_to_top();
PublicEditor::DropDownKeys.connect (sigc::mem_fun (*this, &MidiRegionView::drop_down_keys));
Config->ParameterChanged.connect (*this, invalidator (*this), boost::bind (&MidiRegionView::parameter_changed, this, _1), gui_context());
connect_to_diskstream ();
}
MidiRegionView::MidiRegionView (ArdourCanvas::Container* parent,
RouteTimeAxisView& tv,
boost::shared_ptr<MidiRegion> r,
double spu,
uint32_t basic_color,
bool recording,
TimeAxisViewItem::Visibility visibility)
: RegionView (parent, tv, r, spu, basic_color, recording, visibility)
, _current_range_min(0)
, _current_range_max(0)
, _active_notes(0)
, _note_group (new ArdourCanvas::Container (group))
, _note_diff_command (0)
, _ghost_note(0)
, _step_edit_cursor (0)
, _step_edit_cursor_width (1,0)
, _channel_selection_scoped_note (0)
, _mouse_state(None)
, _pressed_button(0)
, _optimization_iterator (_events.end())
, _list_editor (0)
, _no_sound_notes (false)
, _last_display_zoom (0)
, _last_event_x (0)
, _last_event_y (0)
, _entered (false)
, _entered_note (0)
, _pasting (false)
, _mouse_changed_selection (false)
{
CANVAS_DEBUG_NAME (_note_group, string_compose ("note group for %1", get_item_name()));
_patch_change_outline = UIConfiguration::instance().color ("midi patch change outline");
_patch_change_fill = UIConfiguration::instance().color_mod ("midi patch change fill", "midi patch change fill");
_note_group->raise_to_top();
PublicEditor::DropDownKeys.connect (sigc::mem_fun (*this, &MidiRegionView::drop_down_keys));
connect_to_diskstream ();
}
void
MidiRegionView::parameter_changed (std::string const & p)
{
RegionView::parameter_changed (p);
if (p == "display-first-midi-bank-as-zero") {
if (display_enabled()) {
view_changed ();
}
} else if (p == "color-regions-using-track-color") {
set_colors ();
} else if (p == "use-note-color-for-velocity") {
color_handler ();
}
}
MidiRegionView::MidiRegionView (const MidiRegionView& other)
: sigc::trackable(other)
, RegionView (other)
, _current_range_min(0)
, _current_range_max(0)
, _active_notes(0)
, _note_group (new ArdourCanvas::Container (get_canvas_group()))
, _note_diff_command (0)
, _ghost_note(0)
, _step_edit_cursor (0)
, _step_edit_cursor_width (1,0)
, _channel_selection_scoped_note (0)
, _mouse_state(None)
, _pressed_button(0)
, _optimization_iterator (_events.end())
, _list_editor (0)
, _no_sound_notes (false)
, _last_display_zoom (0)
, _last_event_x (0)
, _last_event_y (0)
, _entered (false)
, _entered_note (0)
, _mouse_changed_selection (false)
{
init (false);
}
MidiRegionView::MidiRegionView (const MidiRegionView& other, boost::shared_ptr<MidiRegion> region)
: RegionView (other, boost::shared_ptr<Region> (region))
, _current_range_min(0)
, _current_range_max(0)
, _active_notes(0)
, _note_group (new ArdourCanvas::Container (get_canvas_group()))
, _note_diff_command (0)
, _ghost_note(0)
, _step_edit_cursor (0)
, _step_edit_cursor_width (1,0)
, _channel_selection_scoped_note (0)
, _mouse_state(None)
, _pressed_button(0)
, _optimization_iterator (_events.end())
, _list_editor (0)
, _no_sound_notes (false)
, _last_display_zoom (0)
, _last_event_x (0)
, _last_event_y (0)
, _entered (false)
, _entered_note (0)
, _mouse_changed_selection (false)
{
init (true);
}
void
MidiRegionView::init (bool /*wfd*/)
{
DisplaySuspender ds (*this);
PublicEditor::DropDownKeys.connect (sigc::mem_fun (*this, &MidiRegionView::drop_down_keys));
_model = midi_region()->midi_source(0)->model();
assert (_model);
fill_color_name = "midi frame base";
RegionView::init (false);
//set_height (trackview.current_height());
region_muted ();
region_sync_changed ();
region_resized (ARDOUR::bounds_change);
//region_locked ();
set_colors ();
reset_width_dependent_items (_pixel_width);
group->raise_to_top();
midi_view()->midi_track()->playback_filter().ChannelModeChanged.connect (_channel_mode_changed_connection, invalidator (*this),
boost::bind (&MidiRegionView::midi_channel_mode_changed, this),
gui_context ());
instrument_info().Changed.connect (_instrument_changed_connection, invalidator (*this),
boost::bind (&MidiRegionView::instrument_settings_changed, this), gui_context());
trackview.editor().SnapChanged.connect(snap_changed_connection, invalidator(*this),
boost::bind (&MidiRegionView::snap_changed, this),
gui_context());
trackview.editor().MouseModeChanged.connect(_mouse_mode_connection, invalidator (*this),
boost::bind (&MidiRegionView::mouse_mode_changed, this),
gui_context ());
Config->ParameterChanged.connect (*this, invalidator (*this), boost::bind (&MidiRegionView::parameter_changed, this, _1), gui_context());
connect_to_diskstream ();
}
InstrumentInfo&
MidiRegionView::instrument_info () const
{
RouteUI* route_ui = dynamic_cast<RouteUI*> (&trackview);
return route_ui->route()->instrument_info();
}
const boost::shared_ptr<ARDOUR::MidiRegion>
MidiRegionView::midi_region() const
{
return boost::dynamic_pointer_cast<ARDOUR::MidiRegion>(_region);
}
void
MidiRegionView::connect_to_diskstream ()
{
midi_view()->midi_track()->DataRecorded.connect(
*this, invalidator(*this),
boost::bind (&MidiRegionView::data_recorded, this, _1),
gui_context());
}
bool
MidiRegionView::canvas_group_event(GdkEvent* ev)
{
if (in_destructor || _recregion) {
return false;
}
if (!trackview.editor().internal_editing()) {
// not in internal edit mode, so just act like a normal region
return RegionView::canvas_group_event (ev);
}
//For now, move the snapped cursor aside so it doesn't bother you during internal editing
//trackview.editor().set_snapped_cursor_position(_region->position());
bool r;
switch (ev->type) {
case GDK_ENTER_NOTIFY:
_last_event_x = ev->crossing.x;
_last_event_y = ev->crossing.y;
enter_notify(&ev->crossing);
// set entered_regionview (among other things)
return RegionView::canvas_group_event (ev);
case GDK_LEAVE_NOTIFY:
_last_event_x = ev->crossing.x;
_last_event_y = ev->crossing.y;
leave_notify(&ev->crossing);
// reset entered_regionview (among other things)
return RegionView::canvas_group_event (ev);
case GDK_SCROLL:
if (scroll (&ev->scroll)) {
return true;
}
break;
case GDK_KEY_PRESS:
return key_press (&ev->key);
case GDK_KEY_RELEASE:
return key_release (&ev->key);
case GDK_BUTTON_PRESS:
return button_press (&ev->button);
case GDK_BUTTON_RELEASE:
r = button_release (&ev->button);
return r;
case GDK_MOTION_NOTIFY:
_last_event_x = ev->motion.x;
_last_event_y = ev->motion.y;
return motion (&ev->motion);
default:
break;
}
return RegionView::canvas_group_event (ev);
}
bool
MidiRegionView::enter_notify (GdkEventCrossing* ev)
{
enter_internal (ev->state);
_entered = true;
return false;
}
bool
MidiRegionView::leave_notify (GdkEventCrossing*)
{
leave_internal ();
_entered = false;
return false;
}
void
MidiRegionView::mouse_mode_changed ()
{
// Adjust frame colour (become more transparent for internal tools)
set_frame_color();
if (!trackview.editor().internal_editing()) {
/* Switched out of internal editing mode while entered.
Only necessary for leave as a mouse_mode_change over a region
automatically triggers an enter event.
*/
leave_internal ();
for (Events::iterator it = _events.begin(); it != _events.end(); ++it) {
it->second->set_hide_selection (true);
}
} else if (trackview.editor().current_mouse_mode() == MouseContent) {
// hide cursor and ghost note after changing to internal edit mode
remove_ghost_note ();
/* XXX This is problematic as the function is executed for every region
and only for one region _entered_note can be true. Still it's
necessary as to hide the verbose cursor when we're changing from
draw mode to internal edit mode. These lines are the reason why
in some situations no verbose cursor is shown when we enter internal
edit mode over a note.
*/
if (!_entered_note) {
hide_verbose_cursor ();
}
for (Events::iterator it = _events.begin(); it != _events.end(); ++it) {
it->second->set_hide_selection (false);
}
}
}
void
MidiRegionView::enter_internal (uint32_t state)
{
if (trackview.editor().current_mouse_mode() == MouseDraw && _mouse_state != AddDragging) {
// Show ghost note under pencil
create_ghost_note(_last_event_x, _last_event_y, state);
}
// Lower frame handles below notes so they don't steal events
if (frame_handle_start) {
frame_handle_start->lower_to_bottom();
}
if (frame_handle_end) {
frame_handle_end->lower_to_bottom();
}
}
void
MidiRegionView::leave_internal()
{
hide_verbose_cursor ();
remove_ghost_note ();
_entered_note = 0;
// Raise frame handles above notes so they catch events
if (frame_handle_start) {
frame_handle_start->raise_to_top();
}
if (frame_handle_end) {
frame_handle_end->raise_to_top();
}
}
bool
MidiRegionView::button_press (GdkEventButton* ev)
{
if (ev->button != 1) {
return false;
}
Editor* editor = dynamic_cast<Editor *> (&trackview.editor());
MouseMode m = editor->current_mouse_mode();
if (m == MouseContent && Keyboard::modifier_state_contains (ev->state, Keyboard::insert_note_modifier())) {
_press_cursor_ctx = CursorContext::create(*editor, editor->cursors()->midi_pencil);
}
if (_mouse_state != SelectTouchDragging) {
_pressed_button = ev->button;
if (m == MouseDraw || (m == MouseContent && Keyboard::modifier_state_contains (ev->state, Keyboard::insert_note_modifier()))) {
if (midi_view()->note_mode() == Percussive) {
editor->drags()->set (new HitCreateDrag (dynamic_cast<Editor *> (editor), group, this), (GdkEvent *) ev);
} else {
editor->drags()->set (new NoteCreateDrag (dynamic_cast<Editor *> (editor), group, this), (GdkEvent *) ev);
}
_mouse_state = AddDragging;
remove_ghost_note ();
hide_verbose_cursor ();
} else {
_mouse_state = Pressed;
}
return true;
}
_pressed_button = ev->button;
_mouse_changed_selection = false;
return true;
}
bool
MidiRegionView::button_release (GdkEventButton* ev)
{
double event_x, event_y;
if (ev->button != 1) {
return false;
}
event_x = ev->x;
event_y = ev->y;
group->canvas_to_item (event_x, event_y);
group->ungrab ();
PublicEditor& editor = trackview.editor ();
_press_cursor_ctx.reset();
switch (_mouse_state) {
case Pressed: // Clicked
switch (editor.current_mouse_mode()) {
case MouseRange:
/* no motion occurred - simple click */
clear_selection_internal ();
_mouse_changed_selection = true;
break;
case MouseContent:
editor.get_selection().set (this);
/* fallthru */
case MouseTimeFX:
_mouse_changed_selection = true;
clear_selection_internal ();
break;
case MouseDraw:
editor.get_selection().set (this);
break;
default:
break;
}
_mouse_state = None;
break;
case AddDragging:
/* Don't a ghost note when we added a note - wait until motion to avoid visual confusion.
we don't want one when we were drag-selecting either. */
case SelectRectDragging:
editor.drags()->end_grab ((GdkEvent *) ev);
_mouse_state = None;
break;
default:
break;
}
if (_mouse_changed_selection) {
trackview.editor().begin_reversible_selection_op (X_("Mouse Selection Change"));
trackview.editor().commit_reversible_selection_op ();
}
return false;
}
bool
MidiRegionView::motion (GdkEventMotion* ev)
{
PublicEditor& editor = trackview.editor ();
if (!_entered_note) {
if (_mouse_state == AddDragging) {
if (_ghost_note) {
remove_ghost_note ();
}
} else if (!_ghost_note && editor.current_mouse_mode() == MouseContent &&
Keyboard::modifier_state_contains (ev->state, Keyboard::insert_note_modifier()) &&
_mouse_state != AddDragging) {
create_ghost_note (ev->x, ev->y, ev->state);
} else if (_ghost_note && editor.current_mouse_mode() == MouseContent &&
Keyboard::modifier_state_contains (ev->state, Keyboard::insert_note_modifier())) {
update_ghost_note (ev->x, ev->y, ev->state);
} else if (_ghost_note && editor.current_mouse_mode() == MouseContent) {
remove_ghost_note ();
hide_verbose_cursor ();
} else if (editor.current_mouse_mode() == MouseDraw) {
if (_ghost_note) {
update_ghost_note (ev->x, ev->y, ev->state);
} else {
create_ghost_note (ev->x, ev->y, ev->state);
}
}
}
/* any motion immediately hides velocity text that may have been visible */
for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i) {
(*i)->hide_velocity ();
}
switch (_mouse_state) {
case Pressed:
if (_pressed_button == 1) {
MouseMode m = editor.current_mouse_mode();
if (m == MouseContent && !Keyboard::modifier_state_contains (ev->state, Keyboard::insert_note_modifier())) {
editor.drags()->set (new MidiRubberbandSelectDrag (dynamic_cast<Editor *> (&editor), this), (GdkEvent *) ev);
if (!Keyboard::modifier_state_equals (ev->state, Keyboard::TertiaryModifier)) {
clear_selection_internal ();
_mouse_changed_selection = true;
}
_mouse_state = SelectRectDragging;
return true;
} else if (m == MouseRange) {
editor.drags()->set (new MidiVerticalSelectDrag (dynamic_cast<Editor *> (&editor), this), (GdkEvent *) ev);
_mouse_state = SelectVerticalDragging;
return true;
}
}
return false;
case SelectRectDragging:
case SelectVerticalDragging:
case AddDragging:
editor.drags()->motion_handler ((GdkEvent *) ev, false);
break;
case SelectTouchDragging:
return false;
default:
break;
}
//let RegionView do it's thing. drags are handled in here
return RegionView::canvas_group_event ((GdkEvent *) ev);
}
bool
MidiRegionView::scroll (GdkEventScroll* ev)
{
if (trackview.editor().drags()->active()) {
return false;
}
if (!trackview.editor().get_selection().selected (this)) {
return false;
}
if (_selection.empty()) {
const int step = Keyboard::modifier_state_equals (ev->state, Keyboard::TertiaryModifier) ? 12 : 1;
const bool just_one_edge = Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier);
switch (ev->direction) {
case GDK_SCROLL_UP:
if (midi_stream_view()->highest_note() < 127 - step) {
midi_stream_view()->apply_note_range (midi_stream_view()->lowest_note() + (just_one_edge ? 0 : step), midi_stream_view()->highest_note() + step, true);
}
return true;
case GDK_SCROLL_DOWN:
if (midi_stream_view()->lowest_note() >= step) {
midi_stream_view()->apply_note_range (midi_stream_view()->lowest_note() - step, midi_stream_view()->highest_note() - (just_one_edge ? 0 : step), true);
}
return true;
default:
break;
}
return false;
}
if (Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier) ||
Keyboard::modifier_state_equals (ev->state, Keyboard::TertiaryModifier)) {
/* XXX: bit of a hack; allow PrimaryModifier and TertiaryModifier scroll
* through so that it still works for navigation.
*/
return false;
}
hide_verbose_cursor ();
bool fine = !Keyboard::modifier_state_contains (ev->state, Keyboard::SecondaryModifier);
Keyboard::ModifierMask mask_together(Keyboard::PrimaryModifier|Keyboard::TertiaryModifier);
bool together = Keyboard::modifier_state_contains (ev->state, mask_together);
if (ev->direction == GDK_SCROLL_UP) {
change_velocities (true, fine, false, together);
} else if (ev->direction == GDK_SCROLL_DOWN) {
change_velocities (false, fine, false, together);
} else {
/* left, right: we don't use them */
return false;
}
return true;
}
bool
MidiRegionView::key_press (GdkEventKey* ev)
{
/* since GTK bindings are generally activated on press, and since
detectable auto-repeat is the name of the game and only sends
repeated presses, carry out key actions at key press, not release.
*/
if (Keyboard::no_modifier_keys_pressed(ev) && (ev->keyval == GDK_Alt_L || ev->keyval == GDK_Alt_R)) {
if (_mouse_state != AddDragging) {
_mouse_state = SelectTouchDragging;
}
return true;
}
return false;
}
bool
MidiRegionView::key_release (GdkEventKey* ev)
{
if ((_mouse_state == SelectTouchDragging) && (ev->keyval == GDK_Alt_L || ev->keyval == GDK_Alt_R)) {
_mouse_state = None;
return true;
}
return false;
}
void
MidiRegionView::channel_edit ()
{
if (_selection.empty()) {
return;
}
/* pick a note somewhat at random (since Selection is a set<>) to
* provide the "current" channel for the dialog.
*/
uint8_t current_channel = (*_selection.begin())->note()->channel ();
MidiChannelDialog channel_dialog (current_channel);
int ret = channel_dialog.run ();
switch (ret) {
case Gtk::RESPONSE_OK:
break;
default:
return;
}
uint8_t new_channel = channel_dialog.active_channel ();
start_note_diff_command (_("channel edit"));
for (Selection::iterator i = _selection.begin(); i != _selection.end(); ) {
Selection::iterator next = i;
++next;
change_note_channel (*i, new_channel);
i = next;
}
apply_note_diff ();
}
void
MidiRegionView::velocity_edit ()
{
if (_selection.empty()) {
return;
}
/* pick a note somewhat at random (since Selection is a set<>) to
* provide the "current" velocity for the dialog.
*/
uint8_t current_velocity = (*_selection.begin())->note()->velocity ();
MidiVelocityDialog velocity_dialog (current_velocity);
int ret = velocity_dialog.run ();
switch (ret) {
case Gtk::RESPONSE_OK:
break;
default:
return;
}
uint8_t new_velocity = velocity_dialog.velocity ();
start_note_diff_command (_("velocity edit"));
for (Selection::iterator i = _selection.begin(); i != _selection.end(); ) {
Selection::iterator next = i;
++next;
change_note_velocity (*i, new_velocity, false);
i = next;
}
apply_note_diff ();
}
void
MidiRegionView::show_list_editor ()
{
if (!_list_editor) {
_list_editor = new MidiListEditor (trackview.session(), midi_region(), midi_view()->midi_track());
}
_list_editor->present ();
}
/** Add a note to the model, and the view, at a canvas (click) coordinate.
* \param t time in samples relative to the position of the region
* \param y vertical position in pixels
* \param length duration of the note in beats
* \param snap_t true to snap t to the grid, otherwise false.
*/
void
MidiRegionView::create_note_at (timepos_t const & t, double y, Temporal::Beats length, uint32_t state, bool shift_snap)
{
if (length < Temporal::Beats::one_tick()) {
return;
}
MidiTimeAxisView* const mtv = dynamic_cast<MidiTimeAxisView*>(&trackview);
MidiStreamView* const view = mtv->midi_view();
boost::shared_ptr<MidiRegion> mr = boost::dynamic_pointer_cast<MidiRegion> (_region);
if (!mr) {
return;
}
/* assume time is already region-relative and snapped */
Temporal::Beats region_start = t.beats();
const double note = view->y_to_note(y);
const uint8_t chan = get_channel_for_add(region_start);
const uint8_t velocity = get_velocity_for_add (region_start);
const boost::shared_ptr<NoteType> new_note (new NoteType (chan, region_start, length, (uint8_t)note, velocity));
if (_model->contains (new_note)) {
return;
}
view->update_note_range(new_note->note());
start_note_diff_command(_("add note"));
note_diff_add_note (new_note, true, false);
apply_note_diff();
trackview.editor().set_selected_midi_region_view (*this);
list<Evoral::event_id_t> to_be_selected;
to_be_selected.push_back (new_note->id());
select_notes (to_be_selected, true);
play_midi_note (new_note);
}
void
MidiRegionView::clear_events ()
{
// clear selection without signaling or trying to change state of event objects
_selection.clear ();
MidiGhostRegion* gr;
for (std::vector<GhostRegion*>::iterator g = ghosts.begin(); g != ghosts.end(); ++g) {
if ((gr = dynamic_cast<MidiGhostRegion*>(*g)) != 0) {
gr->clear_events();
}
}
_note_group->clear (true);
_events.clear();
_patch_changes.clear();
_sys_exes.clear();
_optimization_iterator = _events.end();
}
void
MidiRegionView::display_model (boost::shared_ptr<MidiModel> model)
{
_model = model;
content_connection.disconnect ();
_model->ContentsChanged.connect (content_connection, invalidator (*this), boost::bind (&MidiRegionView::model_changed, this), gui_context());
/* Don't signal as nobody else needs to know until selection has been altered. */
clear_events();
model_changed ();
}
void
MidiRegionView::start_note_diff_command (string name)
{
if (!_note_diff_command) {
trackview.editor().begin_reversible_command (name);
_note_diff_command = _model->new_note_diff_command (name);
} else {
std::cerr << "ERROR: start_note_diff_command command called, but a note_diff_command was already underway" << std::endl;
}
}
void
MidiRegionView::note_diff_add_note (const boost::shared_ptr<NoteType> note, bool selected, bool show_velocity)
{
if (_note_diff_command) {
_note_diff_command->add (note);
}
if (selected) {
_marked_for_selection.insert(note);
}
if (show_velocity) {
_marked_for_velocity.insert(note);
}
}
void
MidiRegionView::note_diff_remove_note (NoteBase* ev)
{
if (_note_diff_command && ev->note()) {
_note_diff_command->remove(ev->note());
}
}
void
MidiRegionView::note_diff_add_change (NoteBase* ev,
MidiModel::NoteDiffCommand::Property property,
uint8_t val)
{
if (_note_diff_command) {
_note_diff_command->change (ev->note(), property, val);
}
}
void
MidiRegionView::note_diff_add_change (NoteBase* ev,
MidiModel::NoteDiffCommand::Property property,
Temporal::Beats val)
{
if (_note_diff_command) {
_note_diff_command->change (ev->note(), property, val);
}
}
void
MidiRegionView::apply_note_diff (bool as_subcommand, bool was_copy)
{
if (!_note_diff_command) {
return;
}
bool add_or_remove = _note_diff_command->adds_or_removes();
if (!was_copy && add_or_remove) {
// Mark all selected notes for selection when model reloads
for (Selection::iterator i = _selection.begin(); i != _selection.end(); ++i) {
_marked_for_selection.insert((*i)->note());
}
}
/*note that we don't use as_commit here, because that would BEGIN a new undo record; we already have one underway*/