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ardour/gtk2_ardour/editing_context.cc

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/*
* Copyright (C) 2023 Paul Davis <paul@linuxaudiosystems.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 <iostream>
#include "pbd/error.h"
#include "pbd/stacktrace.h"
#include "ardour/legatize.h"
#include "ardour/midi_region.h"
#include "ardour/midi_source.h"
#include "ardour/rc_configuration.h"
#include "ardour/transpose.h"
#include "ardour/quantize.h"
#include "gtkmm2ext/bindings.h"
#include "widgets/tooltips.h"
#include "actions.h"
#include "ardour_ui.h"
#include "edit_note_dialog.h"
#include "editing_context.h"
#include "editing_convert.h"
#include "editor_drag.h"
#include "keyboard.h"
#include "midi_region_view.h"
#include "note_base.h"
#include "quantize_dialog.h"
#include "rc_option_editor.h"
#include "selection.h"
#include "selection_memento.h"
#include "transform_dialog.h"
#include "transpose_dialog.h"
#include "verbose_cursor.h"
#include "pbd/i18n.h"
using namespace ARDOUR;
using namespace Editing;
using namespace Glib;
using namespace Gtk;
using namespace Gtkmm2ext;
using namespace PBD;
using namespace Temporal;
using std::string;
sigc::signal<void> EditingContext::DropDownKeys;
Gtkmm2ext::Bindings* EditingContext::button_bindings = nullptr;
Glib::RefPtr<Gtk::ActionGroup> EditingContext::_midi_actions;
std::queue<EditingContext*> EditingContext::ec_stack;
std::vector<std::string> EditingContext::grid_type_strings;
MouseCursors* EditingContext::_cursors = nullptr;
static const gchar *_grid_type_strings[] = {
N_("No Grid"),
N_("Bar"),
N_("1/4 Note"),
N_("1/8 Note"),
N_("1/16 Note"),
N_("1/32 Note"),
N_("1/64 Note"),
N_("1/128 Note"),
N_("1/3 (8th triplet)"), // or "1/12" ?
N_("1/6 (16th triplet)"),
N_("1/12 (32nd triplet)"),
N_("1/24 (64th triplet)"),
N_("1/5 (8th quintuplet)"),
N_("1/10 (16th quintuplet)"),
N_("1/20 (32nd quintuplet)"),
N_("1/7 (8th septuplet)"),
N_("1/14 (16th septuplet)"),
N_("1/28 (32nd septuplet)"),
N_("Timecode"),
N_("MinSec"),
N_("CD Frames"),
0
};
EditingContext::EditingContext (std::string const & name)
: _name (name)
, rubberband_rect (0)
, pre_internal_grid_type (GridTypeBeat)
, pre_internal_snap_mode (SnapOff)
, internal_grid_type (GridTypeBeat)
, internal_snap_mode (SnapOff)
, _grid_type (GridTypeBeat)
, _snap_mode (SnapOff)
, _draw_length (GridTypeNone)
, _draw_velocity (DRAW_VEL_AUTO)
, _draw_channel (DRAW_CHAN_AUTO)
, _drags (new DragManager (this))
, _leftmost_sample (0)
, _playhead_cursor (nullptr)
, _snapped_cursor (nullptr)
, _follow_playhead (false)
, selection (new Selection (this, true))
, cut_buffer (new Selection (this, false))
, _selection_memento (new SelectionMemento())
, _verbose_cursor (nullptr)
, samples_per_pixel (2048)
, zoom_focus (ZoomFocusPlayhead)
, bbt_ruler_scale (bbt_show_many)
, bbt_bars (0)
, bbt_bar_helper_on (0)
, _visible_canvas_width (0)
, _visible_canvas_height (0)
, quantize_dialog (nullptr)
, vertical_adjustment (0.0, 0.0, 10.0, 400.0)
, horizontal_adjustment (0.0, 0.0, 1e16)
, mouse_mode (MouseObject)
, visual_change_queued (false)
, autoscroll_horizontal_allowed (false)
, autoscroll_vertical_allowed (false)
, autoscroll_cnt (0)
{
if (!button_bindings) {
button_bindings = new Bindings ("editor-mouse");
XMLNode* node = button_settings();
if (node) {
for (XMLNodeList::const_iterator i = node->children().begin(); i != node->children().end(); ++i) {
button_bindings->load_operation (**i);
}
}
}
if (grid_type_strings.empty()) {
grid_type_strings = I18N (_grid_type_strings);
}
snap_mode_button.set_text (_("Snap"));
snap_mode_button.set_name ("mouse mode button");
snap_mode_button.signal_button_press_event().connect (sigc::mem_fun (*this, &EditingContext::snap_mode_button_clicked), false);
if (!_cursors) {
_cursors = new MouseCursors;
_cursors->set_cursor_set (UIConfiguration::instance().get_icon_set());
std::cerr << "Set cursor set to " << UIConfiguration::instance().get_icon_set() << std::endl;
}
}
EditingContext::~EditingContext()
{
}
void
EditingContext::set_session (ARDOUR::Session* s)
{
SessionHandlePtr::set_session (s);
}
void
EditingContext::set_selected_midi_region_view (MidiRegionView& mrv)
{
/* clear note selection in all currently selected MidiRegionViews */
if (get_selection().regions.contains (&mrv) && get_selection().regions.size() == 1) {
/* Nothing to do */
return;
}
midi_action (&MidiRegionView::clear_note_selection);
get_selection().set (&mrv);
}
void
EditingContext::register_midi_actions (Bindings* midi_bindings)
{
if (_midi_actions) {
return;
}
_midi_actions = ActionManager::create_action_group (midi_bindings, X_("Notes"));
/* two versions to allow same action for Delete and Backspace */
ActionManager::register_action (_midi_actions, X_("clear-selection"), _("Clear Note Selection"), []() { current_editing_context()->midi_action (&MidiRegionView::clear_note_selection); });
ActionManager::register_action (_midi_actions, X_("invert-selection"), _("Invert Note Selection"), []() { current_editing_context()->midi_action (&MidiRegionView::invert_selection); });
ActionManager::register_action (_midi_actions, X_("extend-selection"), _("Extend Note Selection"), []() { current_editing_context()->midi_action (&MidiRegionView::extend_selection); });
ActionManager::register_action (_midi_actions, X_("duplicate-selection"), _("Duplicate Note Selection"), []() { current_editing_context()->midi_action (&MidiRegionView::duplicate_selection); });
/* Lengthen */
ActionManager::register_action (_midi_actions, X_("move-starts-earlier-fine"), _("Move Note Start Earlier (fine)"), []() { current_editing_context()->midi_action (&MidiRegionView::move_note_starts_earlier_fine); });
ActionManager::register_action (_midi_actions, X_("move-starts-earlier"), _("Move Note Start Earlier"), []() { current_editing_context()->midi_action (&MidiRegionView::move_note_starts_earlier); });
ActionManager::register_action (_midi_actions, X_("move-ends-later-fine"), _("Move Note Ends Later (fine)"), []() { current_editing_context()->midi_action (&MidiRegionView::move_note_ends_later_fine); });
ActionManager::register_action (_midi_actions, X_("move-ends-later"), _("Move Note Ends Later"), []() { current_editing_context()->midi_action (&MidiRegionView::move_note_ends_later); });
/* Shorten */
ActionManager::register_action (_midi_actions, X_("move-starts-later-fine"), _("Move Note Start Later (fine)"), []() { current_editing_context()->midi_action (&MidiRegionView::move_note_starts_later_fine); });
ActionManager::register_action (_midi_actions, X_("move-starts-later"), _("Move Note Start Later"), []() { current_editing_context()->midi_action (&MidiRegionView::move_note_starts_later); });
ActionManager::register_action (_midi_actions, X_("move-ends-earlier-fine"), _("Move Note Ends Earlier (fine)"), []() { current_editing_context()->midi_action (&MidiRegionView::move_note_ends_earlier_fine); });
ActionManager::register_action (_midi_actions, X_("move-ends-earlier"), _("Move Note Ends Earlier"), []() { current_editing_context()->midi_action (&MidiRegionView::move_note_ends_earlier); });
/* Alt versions allow bindings for both Tab and ISO_Left_Tab, if desired */
ActionManager::register_action (_midi_actions, X_("select-next"), _("Select Next"), []() { current_editing_context()->midi_action (&MidiRegionView::select_next_note); });
ActionManager::register_action (_midi_actions, X_("alt-select-next"), _("Select Next (alternate)"), []() { current_editing_context()->midi_action (&MidiRegionView::select_next_note); });
ActionManager::register_action (_midi_actions, X_("select-previous"), _("Select Previous"), []() { current_editing_context()->midi_action (&MidiRegionView::select_previous_note); });
ActionManager::register_action (_midi_actions, X_("alt-select-previous"), _("Select Previous (alternate)"), []() { current_editing_context()->midi_action (&MidiRegionView::select_previous_note); });
ActionManager::register_action (_midi_actions, X_("add-select-next"), _("Add Next to Selection"), []() { current_editing_context()->midi_action (&MidiRegionView::add_select_next_note); });
ActionManager::register_action (_midi_actions, X_("alt-add-select-next"), _("Add Next to Selection (alternate)"), []() { current_editing_context()->midi_action (&MidiRegionView::add_select_next_note); });
ActionManager::register_action (_midi_actions, X_("add-select-previous"), _("Add Previous to Selection"), []() { current_editing_context()->midi_action (&MidiRegionView::add_select_previous_note); });
ActionManager::register_action (_midi_actions, X_("alt-add-select-previous"), _("Add Previous to Selection (alternate)"), []() { current_editing_context()->midi_action (&MidiRegionView::add_select_previous_note); });
ActionManager::register_action (_midi_actions, X_("increase-velocity"), _("Increase Velocity"), []() { current_editing_context()->midi_action (&MidiRegionView::increase_note_velocity); });
ActionManager::register_action (_midi_actions, X_("increase-velocity-fine"), _("Increase Velocity (fine)"), []() { current_editing_context()->midi_action (&MidiRegionView::increase_note_velocity_fine); });
ActionManager::register_action (_midi_actions, X_("increase-velocity-smush"), _("Increase Velocity (allow mush)"), []() { current_editing_context()->midi_action (&MidiRegionView::increase_note_velocity_smush); });
ActionManager::register_action (_midi_actions, X_("increase-velocity-together"), _("Increase Velocity (non-relative)"), []() { current_editing_context()->midi_action (&MidiRegionView::increase_note_velocity_together); });
ActionManager::register_action (_midi_actions, X_("increase-velocity-fine-smush"), _("Increase Velocity (fine, allow mush)"), []() { current_editing_context()->midi_action (&MidiRegionView::increase_note_velocity_fine_smush); });
ActionManager::register_action (_midi_actions, X_("increase-velocity-fine-together"), _("Increase Velocity (fine, non-relative)"), []() { current_editing_context()->midi_action (&MidiRegionView::increase_note_velocity_fine_together); });
ActionManager::register_action (_midi_actions, X_("increase-velocity-smush-together"), _("Increase Velocity (maintain ratios, allow mush)"), []() { current_editing_context()->midi_action (&MidiRegionView::increase_note_velocity_smush_together); });
ActionManager::register_action (_midi_actions, X_("increase-velocity-fine-smush-together"), _("Increase Velocity (fine, allow mush, non-relative)"), []() { current_editing_context()->midi_action (&MidiRegionView::increase_note_velocity_fine_smush_together); });
ActionManager::register_action (_midi_actions, X_("decrease-velocity"), _("Decrease Velocity"), []() { current_editing_context()->midi_action (&MidiRegionView::decrease_note_velocity); });
ActionManager::register_action (_midi_actions, X_("decrease-velocity-fine"), _("Decrease Velocity (fine)"), []() { current_editing_context()->midi_action (&MidiRegionView::decrease_note_velocity_fine); });
ActionManager::register_action (_midi_actions, X_("decrease-velocity-smush"), _("Decrease Velocity (allow mush)"), []() { current_editing_context()->midi_action (&MidiRegionView::decrease_note_velocity_smush); });
ActionManager::register_action (_midi_actions, X_("decrease-velocity-together"), _("Decrease Velocity (non-relative)"), []() { current_editing_context()->midi_action (&MidiRegionView::decrease_note_velocity_together); });
ActionManager::register_action (_midi_actions, X_("decrease-velocity-fine-smush"), _("Decrease Velocity (fine, allow mush)"), []() { current_editing_context()->midi_action (&MidiRegionView::decrease_note_velocity_fine_smush); });
ActionManager::register_action (_midi_actions, X_("decrease-velocity-fine-together"), _("Decrease Velocity (fine, non-relative)"), []() { current_editing_context()->midi_action (&MidiRegionView::decrease_note_velocity_fine_together); });
ActionManager::register_action (_midi_actions, X_("decrease-velocity-smush-together"), _("Decrease Velocity (maintain ratios, allow mush)"), []() { current_editing_context()->midi_action (&MidiRegionView::decrease_note_velocity_smush_together); });
ActionManager::register_action (_midi_actions, X_("decrease-velocity-fine-smush-together"), _("Decrease Velocity (fine, allow mush, non-relative)"), []() { current_editing_context()->midi_action (&MidiRegionView::decrease_note_velocity_fine_smush_together); });
ActionManager::register_action (_midi_actions, X_("transpose-up-octave"), _("Transpose Up (octave)"), []() { current_editing_context()->midi_action (&MidiRegionView::transpose_up_octave); });
ActionManager::register_action (_midi_actions, X_("transpose-up-octave-smush"), _("Transpose Up (octave, allow mush)"), []() { current_editing_context()->midi_action (&MidiRegionView::transpose_up_octave_smush); });
ActionManager::register_action (_midi_actions, X_("transpose-up-semitone"), _("Transpose Up (semitone)"), []() { current_editing_context()->midi_action (&MidiRegionView::transpose_up_tone); });
ActionManager::register_action (_midi_actions, X_("transpose-up-semitone-smush"), _("Transpose Up (semitone, allow mush)"), []() { current_editing_context()->midi_action (&MidiRegionView::transpose_up_octave_smush); });
ActionManager::register_action (_midi_actions, X_("transpose-down-octave"), _("Transpose Down (octave)"), []() { current_editing_context()->midi_action (&MidiRegionView::transpose_down_octave); });
ActionManager::register_action (_midi_actions, X_("transpose-down-octave-smush"), _("Transpose Down (octave, allow mush)"), []() { current_editing_context()->midi_action (&MidiRegionView::transpose_down_octave_smush); });
ActionManager::register_action (_midi_actions, X_("transpose-down-semitone"), _("Transpose Down (semitone)"), []() { current_editing_context()->midi_action (&MidiRegionView::transpose_down_tone); });
ActionManager::register_action (_midi_actions, X_("transpose-down-semitone-smush"), _("Transpose Down (semitone, allow mush)"), []() { current_editing_context()->midi_action (&MidiRegionView::transpose_down_octave_smush); });
ActionManager::register_action (_midi_actions, X_("nudge-later"), _("Nudge Notes Later (grid)"), []() { current_editing_context()->midi_action (&MidiRegionView::nudge_notes_later); });
ActionManager::register_action (_midi_actions, X_("nudge-later-fine"), _("Nudge Notes Later (1/4 grid)"), []() { current_editing_context()->midi_action (&MidiRegionView::nudge_notes_later_fine); });
ActionManager::register_action (_midi_actions, X_("nudge-earlier"), _("Nudge Notes Earlier (grid)"), []() { current_editing_context()->midi_action (&MidiRegionView::nudge_notes_earlier); });
ActionManager::register_action (_midi_actions, X_("nudge-earlier-fine"), _("Nudge Notes Earlier (1/4 grid)"), []() { current_editing_context()->midi_action (&MidiRegionView::nudge_notes_earlier_fine); });
ActionManager::register_action (_midi_actions, X_("split-notes-grid"), _("Split Selected Notes on grid boundaries"), []() { current_editing_context()->midi_action (&MidiRegionView::split_notes_grid); });
ActionManager::register_action (_midi_actions, X_("split-notes-more"), _("Split Selected Notes into more pieces"), []() { current_editing_context()->midi_action (&MidiRegionView::split_notes_more); });
ActionManager::register_action (_midi_actions, X_("split-notes-less"), _("Split Selected Notes into less pieces"), []() { current_editing_context()->midi_action (&MidiRegionView::split_notes_less); });
ActionManager::register_action (_midi_actions, X_("join-notes"), _("Join Selected Notes"), []() { current_editing_context()->midi_action (&MidiRegionView::join_notes); });
ActionManager::register_action (_midi_actions, X_("edit-channels"), _("Edit Note Channels"), []() { current_editing_context()->midi_action (&MidiRegionView::channel_edit); });
ActionManager::register_action (_midi_actions, X_("edit-velocities"), _("Edit Note Velocities"), []() { current_editing_context()->midi_action (&MidiRegionView::velocity_edit); });
ActionManager::register_action (_midi_actions, X_("quantize-selected-notes"), _("Quantize Selected Notes"), []() { current_editing_context()->midi_action ( &MidiRegionView::quantize_selected_notes); });
Glib::RefPtr<ActionGroup> length_actions = ActionManager::create_action_group (midi_bindings, X_("DrawLength"));
RadioAction::Group draw_length_group;
ActionManager::register_radio_action (length_actions, draw_length_group, X_("draw-length-thirtyseconds"), grid_type_strings[(int)GridTypeBeatDiv32].c_str(), (sigc::bind (sigc::ptr_fun (&EditingContext::_draw_length_chosen), Editing::GridTypeBeatDiv32)));
ActionManager::register_radio_action (length_actions, draw_length_group, X_("draw-length-twentyeighths"), grid_type_strings[(int)GridTypeBeatDiv28].c_str(), (sigc::bind (sigc::ptr_fun (&EditingContext::_draw_length_chosen), Editing::GridTypeBeatDiv28)));
ActionManager::register_radio_action (length_actions, draw_length_group, X_("draw-length-twentyfourths"), grid_type_strings[(int)GridTypeBeatDiv24].c_str(), (sigc::bind (sigc::ptr_fun (&EditingContext::_draw_length_chosen), Editing::GridTypeBeatDiv24)));
ActionManager::register_radio_action (length_actions, draw_length_group, X_("draw-length-twentieths"), grid_type_strings[(int)GridTypeBeatDiv20].c_str(), (sigc::bind (sigc::ptr_fun (&EditingContext::_draw_length_chosen), Editing::GridTypeBeatDiv20)));
ActionManager::register_radio_action (length_actions, draw_length_group, X_("draw-length-asixteenthbeat"), grid_type_strings[(int)GridTypeBeatDiv16].c_str(), (sigc::bind (sigc::ptr_fun (&EditingContext::_draw_length_chosen), Editing::GridTypeBeatDiv16)));
ActionManager::register_radio_action (length_actions, draw_length_group, X_("draw-length-fourteenths"), grid_type_strings[(int)GridTypeBeatDiv14].c_str(), (sigc::bind (sigc::ptr_fun (&EditingContext::_draw_length_chosen), Editing::GridTypeBeatDiv14)));
ActionManager::register_radio_action (length_actions, draw_length_group, X_("draw-length-twelfths"), grid_type_strings[(int)GridTypeBeatDiv12].c_str(), (sigc::bind (sigc::ptr_fun (&EditingContext::_draw_length_chosen), Editing::GridTypeBeatDiv12)));
ActionManager::register_radio_action (length_actions, draw_length_group, X_("draw-length-tenths"), grid_type_strings[(int)GridTypeBeatDiv10].c_str(), (sigc::bind (sigc::ptr_fun (&EditingContext::_draw_length_chosen), Editing::GridTypeBeatDiv10)));
ActionManager::register_radio_action (length_actions, draw_length_group, X_("draw-length-eighths"), grid_type_strings[(int)GridTypeBeatDiv8].c_str(), (sigc::bind (sigc::ptr_fun (&EditingContext::_draw_length_chosen), Editing::GridTypeBeatDiv8)));
ActionManager::register_radio_action (length_actions, draw_length_group, X_("draw-length-sevenths"), grid_type_strings[(int)GridTypeBeatDiv7].c_str(), (sigc::bind (sigc::ptr_fun (&EditingContext::_draw_length_chosen), Editing::GridTypeBeatDiv7)));
ActionManager::register_radio_action (length_actions, draw_length_group, X_("draw-length-sixths"), grid_type_strings[(int)GridTypeBeatDiv6].c_str(), (sigc::bind (sigc::ptr_fun (&EditingContext::_draw_length_chosen), Editing::GridTypeBeatDiv6)));
ActionManager::register_radio_action (length_actions, draw_length_group, X_("draw-length-fifths"), grid_type_strings[(int)GridTypeBeatDiv5].c_str(), (sigc::bind (sigc::ptr_fun (&EditingContext::_draw_length_chosen), Editing::GridTypeBeatDiv5)));
ActionManager::register_radio_action (length_actions, draw_length_group, X_("draw-length-quarters"), grid_type_strings[(int)GridTypeBeatDiv4].c_str(), (sigc::bind (sigc::ptr_fun (&EditingContext::_draw_length_chosen), Editing::GridTypeBeatDiv4)));
ActionManager::register_radio_action (length_actions, draw_length_group, X_("draw-length-thirds"), grid_type_strings[(int)GridTypeBeatDiv3].c_str(), (sigc::bind (sigc::ptr_fun (&EditingContext::_draw_length_chosen), Editing::GridTypeBeatDiv3)));
ActionManager::register_radio_action (length_actions, draw_length_group, X_("draw-length-halves"), grid_type_strings[(int)GridTypeBeatDiv2].c_str(), (sigc::bind (sigc::ptr_fun (&EditingContext::_draw_length_chosen), Editing::GridTypeBeatDiv2)));
ActionManager::register_radio_action (length_actions, draw_length_group, X_("draw-length-beat"), grid_type_strings[(int)GridTypeBeat].c_str(), (sigc::bind (sigc::ptr_fun (&EditingContext::_draw_length_chosen), Editing::GridTypeBeat)));
ActionManager::register_radio_action (length_actions, draw_length_group, X_("draw-length-bar"), grid_type_strings[(int)GridTypeBar].c_str(), (sigc::bind (sigc::ptr_fun (&EditingContext::_draw_length_chosen), Editing::GridTypeBar)));
ActionManager::register_radio_action (length_actions, draw_length_group, X_("draw-length-auto"), _("Auto"), (sigc::bind (sigc::ptr_fun (&EditingContext::_draw_length_chosen), DRAW_LEN_AUTO)));
Glib::RefPtr<ActionGroup> velocity_actions = ActionManager::create_action_group (midi_bindings, _("Draw Velocity"));
RadioAction::Group draw_velocity_group;
ActionManager::register_radio_action (velocity_actions, draw_velocity_group, X_("draw-velocity-auto"), _("Auto"), (sigc::bind (sigc::ptr_fun(&EditingContext::_draw_velocity_chosen), DRAW_VEL_AUTO)));
for (int i = 1; i <= 127; i++) {
char buf[64];
sprintf(buf, X_("draw-velocity-%d"), i);
char vel[64];
sprintf(vel, _("Velocity %d"), i);
ActionManager::register_radio_action (velocity_actions, draw_velocity_group, buf, vel, (sigc::bind (sigc::ptr_fun(&EditingContext::_draw_velocity_chosen), i)));
}
Glib::RefPtr<ActionGroup> channel_actions = ActionManager::create_action_group (midi_bindings, _("Draw Channel"));
RadioAction::Group draw_channel_group;
ActionManager::register_radio_action (channel_actions, draw_channel_group, X_("draw-channel-auto"), _("Auto"), (sigc::bind (sigc::ptr_fun(&EditingContext::_draw_channel_chosen), DRAW_CHAN_AUTO)));
for (int i = 0; i <= 15; i++) {
char buf[64];
sprintf(buf, X_("draw-channel-%d"), i+1);
char ch[64];
sprintf(ch, X_("Channel %d"), i+1);
ActionManager::register_radio_action (channel_actions, draw_channel_group, buf, ch, (sigc::bind (sigc::ptr_fun(&EditingContext::_draw_channel_chosen), i)));
}
ActionManager::set_sensitive (_midi_actions, false);
}
void
EditingContext::midi_action (void (MidiView::*method)())
{
MidiRegionSelection ms = get_selection().midi_regions();
if (ms.empty()) {
return;
}
if (ms.size() > 1) {
auto views = filter_to_unique_midi_region_views (ms);
for (auto & mrv : views) {
(mrv->*method) ();
}
} else {
MidiRegionView* mrv = dynamic_cast<MidiRegionView*>(ms.front());
if (mrv) {
(mrv->*method)();
}
}
}
void
EditingContext::grid_type_selection_done (GridType gridtype)
{
RefPtr<RadioAction> ract = grid_type_action (gridtype);
if (ract && ract->get_active()) { /*radio-action is already set*/
set_grid_to(gridtype); /*so we must set internal state here*/
} else {
ract->set_active ();
}
}
void
EditingContext::draw_length_selection_done (GridType gridtype)
{
RefPtr<RadioAction> ract = draw_length_action (gridtype);
if (ract && ract->get_active()) { /*radio-action is already set*/
set_draw_length_to(gridtype); /*so we must set internal state here*/
} else {
ract->set_active ();
}
}
void
EditingContext::draw_velocity_selection_done (int v)
{
RefPtr<RadioAction> ract = draw_velocity_action (v);
if (ract && ract->get_active()) { /*radio-action is already set*/
set_draw_velocity_to(v); /*so we must set internal state here*/
} else {
ract->set_active ();
}
}
void
EditingContext::draw_channel_selection_done (int c)
{
RefPtr<RadioAction> ract = draw_channel_action (c);
if (ract && ract->get_active()) { /*radio-action is already set*/
set_draw_channel_to(c); /*so we must set internal state here*/
} else {
ract->set_active ();
}
}
void
EditingContext::snap_mode_selection_done (SnapMode mode)
{
RefPtr<RadioAction> ract = snap_mode_action (mode);
if (ract) {
ract->set_active (true);
}
}
RefPtr<RadioAction>
EditingContext::grid_type_action (GridType type)
{
const char* action = 0;
RefPtr<Action> act;
switch (type) {
case Editing::GridTypeBeatDiv32:
action = "grid-type-thirtyseconds";
break;
case Editing::GridTypeBeatDiv28:
action = "grid-type-twentyeighths";
break;
case Editing::GridTypeBeatDiv24:
action = "grid-type-twentyfourths";
break;
case Editing::GridTypeBeatDiv20:
action = "grid-type-twentieths";
break;
case Editing::GridTypeBeatDiv16:
action = "grid-type-asixteenthbeat";
break;
case Editing::GridTypeBeatDiv14:
action = "grid-type-fourteenths";
break;
case Editing::GridTypeBeatDiv12:
action = "grid-type-twelfths";
break;
case Editing::GridTypeBeatDiv10:
action = "grid-type-tenths";
break;
case Editing::GridTypeBeatDiv8:
action = "grid-type-eighths";
break;
case Editing::GridTypeBeatDiv7:
action = "grid-type-sevenths";
break;
case Editing::GridTypeBeatDiv6:
action = "grid-type-sixths";
break;
case Editing::GridTypeBeatDiv5:
action = "grid-type-fifths";
break;
case Editing::GridTypeBeatDiv4:
action = "grid-type-quarters";
break;
case Editing::GridTypeBeatDiv3:
action = "grid-type-thirds";
break;
case Editing::GridTypeBeatDiv2:
action = "grid-type-halves";
break;
case Editing::GridTypeBeat:
action = "grid-type-beat";
break;
case Editing::GridTypeBar:
action = "grid-type-bar";
break;
case Editing::GridTypeNone:
action = "grid-type-none";
break;
case Editing::GridTypeTimecode:
action = "grid-type-timecode";
break;
case Editing::GridTypeCDFrame:
action = "grid-type-cdframe";
break;
case Editing::GridTypeMinSec:
action = "grid-type-minsec";
break;
default:
fatal << string_compose (_("programming error: %1: %2"), "Editor: impossible snap-to type", (int) type) << endmsg;
abort(); /*NOTREACHED*/
}
std::string action_name = editor_name() + X_("Snap");
act = ActionManager::get_action (action_name.c_str(), action);
if (act) {
RefPtr<RadioAction> ract = RefPtr<RadioAction>::cast_dynamic(act);
return ract;
} else {
error << string_compose (_("programming error: %1"), "EditingContext::grid_type_chosen could not find action to match type.") << endmsg;
return RefPtr<RadioAction>();
}
}
void
EditingContext::next_grid_choice ()
{
switch (_grid_type) {
case Editing::GridTypeBeatDiv32:
set_grid_to (Editing::GridTypeNone);
break;
case Editing::GridTypeBeatDiv16:
set_grid_to (Editing::GridTypeBeatDiv32);
break;
case Editing::GridTypeBeatDiv8:
set_grid_to (Editing::GridTypeBeatDiv16);
break;
case Editing::GridTypeBeatDiv4:
set_grid_to (Editing::GridTypeBeatDiv8);
break;
case Editing::GridTypeBeatDiv2:
set_grid_to (Editing::GridTypeBeatDiv4);
break;
case Editing::GridTypeBeat:
set_grid_to (Editing::GridTypeBeatDiv2);
break;
case Editing::GridTypeBar:
set_grid_to (Editing::GridTypeBeat);
break;
case Editing::GridTypeNone:
set_grid_to (Editing::GridTypeBar);
break;
case Editing::GridTypeBeatDiv3:
case Editing::GridTypeBeatDiv6:
case Editing::GridTypeBeatDiv12:
case Editing::GridTypeBeatDiv24:
case Editing::GridTypeBeatDiv5:
case Editing::GridTypeBeatDiv10:
case Editing::GridTypeBeatDiv20:
case Editing::GridTypeBeatDiv7:
case Editing::GridTypeBeatDiv14:
case Editing::GridTypeBeatDiv28:
case Editing::GridTypeTimecode:
case Editing::GridTypeMinSec:
case Editing::GridTypeCDFrame:
break; //do nothing
}
}
void
EditingContext::prev_grid_choice ()
{
switch (_grid_type) {
case Editing::GridTypeBeatDiv32:
set_grid_to (Editing::GridTypeBeatDiv16);
break;
case Editing::GridTypeBeatDiv16:
set_grid_to (Editing::GridTypeBeatDiv8);
break;
case Editing::GridTypeBeatDiv8:
set_grid_to (Editing::GridTypeBeatDiv4);
break;
case Editing::GridTypeBeatDiv4:
set_grid_to (Editing::GridTypeBeatDiv2);
break;
case Editing::GridTypeBeatDiv2:
set_grid_to (Editing::GridTypeBeat);
break;
case Editing::GridTypeBeat:
set_grid_to (Editing::GridTypeBar);
break;
case Editing::GridTypeBar:
set_grid_to (Editing::GridTypeNone);
break;
case Editing::GridTypeNone:
set_grid_to (Editing::GridTypeBeatDiv32);
break;
case Editing::GridTypeBeatDiv3:
case Editing::GridTypeBeatDiv6:
case Editing::GridTypeBeatDiv12:
case Editing::GridTypeBeatDiv24:
case Editing::GridTypeBeatDiv5:
case Editing::GridTypeBeatDiv10:
case Editing::GridTypeBeatDiv20:
case Editing::GridTypeBeatDiv7:
case Editing::GridTypeBeatDiv14:
case Editing::GridTypeBeatDiv28:
case Editing::GridTypeTimecode:
case Editing::GridTypeMinSec:
case Editing::GridTypeCDFrame:
break; //do nothing
}
}
void
EditingContext::grid_type_chosen (GridType type)
{
/* this is driven by a toggle on a radio group, and so is invoked twice,
once for the item that became inactive and once for the one that became
active.
*/
RefPtr<RadioAction> ract = grid_type_action (type);
if (ract && ract->get_active()) {
set_grid_to (type);
}
}
void
EditingContext::_draw_length_chosen (GridType type)
{
if (current_editing_context()) {
current_editing_context()->draw_length_chosen (type);
}
}
void
EditingContext::draw_length_chosen (GridType type)
{
/* this is driven by a toggle on a radio group, and so is invoked twice,
once for the item that became inactive and once for the one that became
active.
*/
RefPtr<RadioAction> ract = draw_length_action (type);
if (ract && ract->get_active()) {
set_draw_length_to (type);
}
}
void
EditingContext::_draw_velocity_chosen (int v)
{
if (current_editing_context()) {
current_editing_context()->draw_velocity_action (v);
}
}
void
EditingContext::draw_velocity_chosen (int v)
{
/* this is driven by a toggle on a radio group, and so is invoked twice,
once for the item that became inactive and once for the one that became
active.
*/
RefPtr<RadioAction> ract = draw_velocity_action (v);
if (ract && ract->get_active()) {
set_draw_velocity_to (v);
}
}
void
EditingContext::_draw_channel_chosen (int c)
{
if (current_editing_context()) {
current_editing_context()->draw_channel_chosen (c);
}
}
void
EditingContext::draw_channel_chosen (int c)
{
/* this is driven by a toggle on a radio group, and so is invoked twice,
once for the item that became inactive and once for the one that became
active.
*/
RefPtr<RadioAction> ract = draw_channel_action (c);
if (ract && ract->get_active()) {
set_draw_channel_to (c);
}
}
RefPtr<RadioAction>
EditingContext::snap_mode_action (SnapMode mode)
{
const char* action = 0;
RefPtr<Action> act;
switch (mode) {
case Editing::SnapOff:
action = X_("snap-off");
break;
case Editing::SnapNormal:
action = X_("snap-normal");
break;
case Editing::SnapMagnetic:
action = X_("snap-magnetic");
break;
default:
fatal << string_compose (_("programming error: %1: %2"), "Editor: impossible snap mode type", (int) mode) << endmsg;
abort(); /*NOTREACHED*/
}
act = ActionManager::get_action (X_("Editor"), action);
if (act) {
RefPtr<RadioAction> ract = RefPtr<RadioAction>::cast_dynamic(act);
return ract;
} else {
error << string_compose (_("programming error: %1: %2"), "EditingContext::snap_mode_chosen could not find action to match mode.", action) << endmsg;
return RefPtr<RadioAction> ();
}
}
void
EditingContext::cycle_snap_mode ()
{
switch (_snap_mode) {
case SnapOff:
case SnapNormal:
set_snap_mode (SnapMagnetic);
break;
case SnapMagnetic:
set_snap_mode (SnapOff);
break;
}
}
void
EditingContext::snap_mode_chosen (SnapMode mode)
{
/* this is driven by a toggle on a radio group, and so is invoked twice,
once for the item that became inactive and once for the one that became
active.
*/
if (mode == SnapNormal) {
mode = SnapMagnetic;
}
RefPtr<RadioAction> ract = snap_mode_action (mode);
if (ract && ract->get_active()) {
set_snap_mode (mode);
}
}
GridType
EditingContext::grid_type() const
{
return _grid_type;
}
GridType
EditingContext::draw_length() const
{
return _draw_length;
}
int
EditingContext::draw_velocity() const
{
return _draw_velocity;
}
int
EditingContext::draw_channel() const
{
return _draw_channel;
}
bool
EditingContext::grid_musical() const
{
return grid_type_is_musical (_grid_type);
}
bool
EditingContext::grid_type_is_musical(GridType gt) const
{
switch (gt) {
case GridTypeBeatDiv32:
case GridTypeBeatDiv28:
case GridTypeBeatDiv24:
case GridTypeBeatDiv20:
case GridTypeBeatDiv16:
case GridTypeBeatDiv14:
case GridTypeBeatDiv12:
case GridTypeBeatDiv10:
case GridTypeBeatDiv8:
case GridTypeBeatDiv7:
case GridTypeBeatDiv6:
case GridTypeBeatDiv5:
case GridTypeBeatDiv4:
case GridTypeBeatDiv3:
case GridTypeBeatDiv2:
case GridTypeBeat:
case GridTypeBar:
return true;
case GridTypeNone:
case GridTypeTimecode:
case GridTypeMinSec:
case GridTypeCDFrame:
return false;
}
return false;
}
SnapMode
EditingContext::snap_mode() const
{
return _snap_mode;
}
void
EditingContext::set_draw_length_to (GridType gt)
{
if ( !grid_type_is_musical(gt) ) { //range-check
gt = DRAW_LEN_AUTO;
}
_draw_length = gt;
if (DRAW_LEN_AUTO==gt) {
draw_length_selector.set_text (_("Auto"));
return;
}
unsigned int grid_index = (unsigned int)gt;
std::string str = grid_type_strings[grid_index];
if (str != draw_length_selector.get_text()) {
draw_length_selector.set_text (str);
}
instant_save ();
}
void
EditingContext::set_draw_velocity_to (int v)
{
if ( v<0 || v>127 ) { //range-check midi channel
v = DRAW_VEL_AUTO;
}
_draw_velocity = v;
if (DRAW_VEL_AUTO==v) {
draw_velocity_selector.set_text (_("Auto"));
return;
}
char buf[64];
sprintf(buf, "%d", v );
draw_velocity_selector.set_text (buf);
instant_save ();
}
void
EditingContext::set_draw_channel_to (int c)
{
if ( c<0 || c>15 ) { //range-check midi channel
c = DRAW_CHAN_AUTO;
}
_draw_channel = c;
if (DRAW_CHAN_AUTO==c) {
draw_channel_selector.set_text (_("Auto"));
return;
}
char buf[64];
sprintf(buf, "%d", c+1 );
draw_channel_selector.set_text (buf);
instant_save ();
}
void
EditingContext::set_grid_to (GridType gt)
{
unsigned int grid_ind = (unsigned int)gt;
if (internal_editing() && UIConfiguration::instance().get_grid_follows_internal()) {
internal_grid_type = gt;
} else {
pre_internal_grid_type = gt;
}
bool grid_type_changed = true;
if ( grid_type_is_musical(_grid_type) && grid_type_is_musical(gt))
grid_type_changed = false;
_grid_type = gt;
if (grid_ind > grid_type_strings.size() - 1) {
grid_ind = 0;
_grid_type = (GridType)grid_ind;
}
std::string str = grid_type_strings[grid_ind];
if (str != grid_type_selector.get_text()) {
grid_type_selector.set_text (str);
}
if (grid_type_changed && UIConfiguration::instance().get_show_grids_ruler()) {
show_rulers_for_grid ();
}
instant_save ();
const bool grid_is_musical = grid_musical ();
if (grid_is_musical) {
compute_bbt_ruler_scale (_leftmost_sample, _leftmost_sample + current_page_samples());
update_tempo_based_rulers ();
} else if (current_mouse_mode () == Editing::MouseGrid) {
Glib::RefPtr<RadioAction> ract = Glib::RefPtr<RadioAction>::cast_dynamic (get_mouse_mode_action (Editing::MouseObject));
ract->set_active (true);
}
get_mouse_mode_action (Editing::MouseGrid)->set_sensitive (grid_is_musical);
mark_region_boundary_cache_dirty ();
redisplay_grid (false);
SnapChanged (); /* EMIT SIGNAL */
}
void
EditingContext::set_snap_mode (SnapMode mode)
{
if (internal_editing()) {
internal_snap_mode = mode;
} else {
pre_internal_snap_mode = mode;
}
_snap_mode = mode;
if (_snap_mode == SnapOff) {
snap_mode_button.set_active_state (Gtkmm2ext::Off);
} else {
snap_mode_button.set_active_state (Gtkmm2ext::ExplicitActive);
}
instant_save ();
}
RefPtr<RadioAction>
EditingContext::draw_velocity_action (int v)
{
char buf[64];
const char* action = 0;
RefPtr<Action> act;
if (v==DRAW_VEL_AUTO) {
action = "draw-velocity-auto";
} else if (v>=1 && v<=127) {
sprintf(buf, X_("draw-velocity-%d"), v); //we don't allow drawing a velocity 0; some synths use that as note-off
action = buf;
}
act = ActionManager::get_action (_("Draw Velocity"), action);
if (act) {
RefPtr<RadioAction> ract = RefPtr<RadioAction>::cast_dynamic(act);
return ract;
} else {
error << string_compose (_("programming error: %1"), "EditingContext::draw_velocity_action could not find action to match velocity.") << endmsg;
return RefPtr<RadioAction>();
}
}
RefPtr<RadioAction>
EditingContext::draw_channel_action (int c)
{
char buf[64];
const char* action = 0;
RefPtr<Action> act;
if (c==DRAW_CHAN_AUTO) {
action = "draw-channel-auto";
} else if (c>=0 && c<=15) {
sprintf(buf, X_("draw-channel-%d"), c+1);
action = buf;
}
act = ActionManager::get_action (_("Draw Channel"), action);
if (act) {
RefPtr<RadioAction> ract = RefPtr<RadioAction>::cast_dynamic(act);
return ract;
} else {
error << string_compose (_("programming error: %1"), "EditingContext::draw_channel_action could not find action to match channel.") << endmsg;
return RefPtr<RadioAction>();
}
}
RefPtr<RadioAction>
EditingContext::draw_length_action (GridType type)
{
const char* action = 0;
RefPtr<Action> act;
switch (type) {
case Editing::GridTypeBeatDiv32:
action = "draw-length-thirtyseconds";
break;
case Editing::GridTypeBeatDiv28:
action = "draw-length-twentyeighths";
break;
case Editing::GridTypeBeatDiv24:
action = "draw-length-twentyfourths";
break;
case Editing::GridTypeBeatDiv20:
action = "draw-length-twentieths";
break;
case Editing::GridTypeBeatDiv16:
action = "draw-length-asixteenthbeat";
break;
case Editing::GridTypeBeatDiv14:
action = "draw-length-fourteenths";
break;
case Editing::GridTypeBeatDiv12:
action = "draw-length-twelfths";
break;
case Editing::GridTypeBeatDiv10:
action = "draw-length-tenths";
break;
case Editing::GridTypeBeatDiv8:
action = "draw-length-eighths";
break;
case Editing::GridTypeBeatDiv7:
action = "draw-length-sevenths";
break;
case Editing::GridTypeBeatDiv6:
action = "draw-length-sixths";
break;
case Editing::GridTypeBeatDiv5:
action = "draw-length-fifths";
break;
case Editing::GridTypeBeatDiv4:
action = "draw-length-quarters";
break;
case Editing::GridTypeBeatDiv3:
action = "draw-length-thirds";
break;
case Editing::GridTypeBeatDiv2:
action = "draw-length-halves";
break;
case Editing::GridTypeBeat:
action = "draw-length-beat";
break;
case Editing::GridTypeBar:
action = "draw-length-bar";
break;
case Editing::GridTypeNone:
action = "draw-length-auto";
break;
case Editing::GridTypeTimecode:
case Editing::GridTypeCDFrame:
case Editing::GridTypeMinSec:
default:
fatal << string_compose (_("programming error: %1: %2"), "Editor: impossible grid length type", (int) type) << endmsg;
abort(); /*NOTREACHED*/
}
act = ActionManager::get_action (X_("DrawLength"), action);
if (act) {
RefPtr<RadioAction> ract = RefPtr<RadioAction>::cast_dynamic(act);
return ract;
} else {
error << string_compose (_("programming error: %1"), "EditingContext::draw_length_chosen could not find action to match type.") << endmsg;
return RefPtr<RadioAction>();
}
}
void
EditingContext::build_grid_type_menu ()
{
using namespace Menu_Helpers;
/* there's no Grid, but if Snap is engaged, the Snap preferences will be applied */
grid_type_selector.AddMenuElem (MenuElem (grid_type_strings[(int)GridTypeNone], sigc::bind (sigc::mem_fun(*this, &EditingContext::grid_type_selection_done), (GridType) GridTypeNone)));
grid_type_selector.AddMenuElem(SeparatorElem());
/* musical grid: bars, quarter-notes, etc */
grid_type_selector.AddMenuElem (MenuElem (grid_type_strings[(int)GridTypeBar], sigc::bind (sigc::mem_fun(*this, &EditingContext::grid_type_selection_done), (GridType) GridTypeBar)));
grid_type_selector.AddMenuElem (MenuElem (grid_type_strings[(int)GridTypeBeat], sigc::bind (sigc::mem_fun(*this, &EditingContext::grid_type_selection_done), (GridType) GridTypeBeat)));
grid_type_selector.AddMenuElem (MenuElem (grid_type_strings[(int)GridTypeBeatDiv2], sigc::bind (sigc::mem_fun(*this, &EditingContext::grid_type_selection_done), (GridType) GridTypeBeatDiv2)));
grid_type_selector.AddMenuElem (MenuElem (grid_type_strings[(int)GridTypeBeatDiv4], sigc::bind (sigc::mem_fun(*this, &EditingContext::grid_type_selection_done), (GridType) GridTypeBeatDiv4)));
grid_type_selector.AddMenuElem (MenuElem (grid_type_strings[(int)GridTypeBeatDiv8], sigc::bind (sigc::mem_fun(*this, &EditingContext::grid_type_selection_done), (GridType) GridTypeBeatDiv8)));
grid_type_selector.AddMenuElem (MenuElem (grid_type_strings[(int)GridTypeBeatDiv16], sigc::bind (sigc::mem_fun(*this, &EditingContext::grid_type_selection_done), (GridType) GridTypeBeatDiv16)));
grid_type_selector.AddMenuElem (MenuElem (grid_type_strings[(int)GridTypeBeatDiv32], sigc::bind (sigc::mem_fun(*this, &EditingContext::grid_type_selection_done), (GridType) GridTypeBeatDiv32)));
/* triplet grid */
grid_type_selector.AddMenuElem(SeparatorElem());
Gtk::Menu *_triplet_menu = manage (new Menu);
MenuList& triplet_items (_triplet_menu->items());
{
triplet_items.push_back (MenuElem (grid_type_strings[(int)GridTypeBeatDiv3], sigc::bind (sigc::mem_fun(*this, &EditingContext::grid_type_selection_done), (GridType) GridTypeBeatDiv3)));
triplet_items.push_back (MenuElem (grid_type_strings[(int)GridTypeBeatDiv6], sigc::bind (sigc::mem_fun(*this, &EditingContext::grid_type_selection_done), (GridType) GridTypeBeatDiv6)));
triplet_items.push_back (MenuElem (grid_type_strings[(int)GridTypeBeatDiv12], sigc::bind (sigc::mem_fun(*this, &EditingContext::grid_type_selection_done), (GridType) GridTypeBeatDiv12)));
triplet_items.push_back (MenuElem (grid_type_strings[(int)GridTypeBeatDiv24], sigc::bind (sigc::mem_fun(*this, &EditingContext::grid_type_selection_done), (GridType) GridTypeBeatDiv24)));
}
grid_type_selector.AddMenuElem (Menu_Helpers::MenuElem (_("Triplets"), *_triplet_menu));
/* quintuplet grid */
Gtk::Menu *_quintuplet_menu = manage (new Menu);
MenuList& quintuplet_items (_quintuplet_menu->items());
{
quintuplet_items.push_back (MenuElem (grid_type_strings[(int)GridTypeBeatDiv5], sigc::bind (sigc::mem_fun(*this, &EditingContext::grid_type_selection_done), (GridType) GridTypeBeatDiv5)));
quintuplet_items.push_back (MenuElem (grid_type_strings[(int)GridTypeBeatDiv10], sigc::bind (sigc::mem_fun(*this, &EditingContext::grid_type_selection_done), (GridType) GridTypeBeatDiv10)));
quintuplet_items.push_back (MenuElem (grid_type_strings[(int)GridTypeBeatDiv20], sigc::bind (sigc::mem_fun(*this, &EditingContext::grid_type_selection_done), (GridType) GridTypeBeatDiv20)));
}
grid_type_selector.AddMenuElem (Menu_Helpers::MenuElem (_("Quintuplets"), *_quintuplet_menu));
/* septuplet grid */
Gtk::Menu *_septuplet_menu = manage (new Menu);
MenuList& septuplet_items (_septuplet_menu->items());
{
septuplet_items.push_back (MenuElem (grid_type_strings[(int)GridTypeBeatDiv7], sigc::bind (sigc::mem_fun(*this, &EditingContext::grid_type_selection_done), (GridType) GridTypeBeatDiv7)));
septuplet_items.push_back (MenuElem (grid_type_strings[(int)GridTypeBeatDiv14], sigc::bind (sigc::mem_fun(*this, &EditingContext::grid_type_selection_done), (GridType) GridTypeBeatDiv14)));
septuplet_items.push_back (MenuElem (grid_type_strings[(int)GridTypeBeatDiv28], sigc::bind (sigc::mem_fun(*this, &EditingContext::grid_type_selection_done), (GridType) GridTypeBeatDiv28)));
}
grid_type_selector.AddMenuElem (Menu_Helpers::MenuElem (_("Septuplets"), *_septuplet_menu));
grid_type_selector.AddMenuElem(SeparatorElem());
grid_type_selector.AddMenuElem (MenuElem (grid_type_strings[(int)GridTypeTimecode], sigc::bind (sigc::mem_fun(*this, &EditingContext::grid_type_selection_done), (GridType) GridTypeTimecode)));
grid_type_selector.AddMenuElem (MenuElem (grid_type_strings[(int)GridTypeMinSec], sigc::bind (sigc::mem_fun(*this, &EditingContext::grid_type_selection_done), (GridType) GridTypeMinSec)));
grid_type_selector.AddMenuElem (MenuElem (grid_type_strings[(int)GridTypeCDFrame], sigc::bind (sigc::mem_fun(*this, &EditingContext::grid_type_selection_done), (GridType) GridTypeCDFrame)));
grid_type_selector.set_sizing_texts (grid_type_strings);
}
void
EditingContext::build_draw_midi_menus ()
{
using namespace Menu_Helpers;
/* Note-Length when drawing */
draw_length_selector.AddMenuElem (MenuElem (grid_type_strings[(int)GridTypeBeat], sigc::bind (sigc::mem_fun(*this, &EditingContext::draw_length_selection_done), (GridType) GridTypeBeat)));
draw_length_selector.AddMenuElem (MenuElem (grid_type_strings[(int)GridTypeBeatDiv2], sigc::bind (sigc::mem_fun(*this, &EditingContext::draw_length_selection_done), (GridType) GridTypeBeatDiv2)));
draw_length_selector.AddMenuElem (MenuElem (grid_type_strings[(int)GridTypeBeatDiv4], sigc::bind (sigc::mem_fun(*this, &EditingContext::draw_length_selection_done), (GridType) GridTypeBeatDiv4)));
draw_length_selector.AddMenuElem (MenuElem (grid_type_strings[(int)GridTypeBeatDiv8], sigc::bind (sigc::mem_fun(*this, &EditingContext::draw_length_selection_done), (GridType) GridTypeBeatDiv8)));
draw_length_selector.AddMenuElem (MenuElem (grid_type_strings[(int)GridTypeBeatDiv16], sigc::bind (sigc::mem_fun(*this, &EditingContext::draw_length_selection_done), (GridType) GridTypeBeatDiv16)));
draw_length_selector.AddMenuElem (MenuElem (grid_type_strings[(int)GridTypeBeatDiv32], sigc::bind (sigc::mem_fun(*this, &EditingContext::draw_length_selection_done), (GridType) GridTypeBeatDiv32)));
draw_length_selector.AddMenuElem (MenuElem (_("Auto"), sigc::bind (sigc::mem_fun(*this, &EditingContext::draw_length_selection_done), (GridType) DRAW_LEN_AUTO)));
{
std::vector<std::string> draw_grid_type_strings = {grid_type_strings.begin() + GridTypeBeat, grid_type_strings.begin() + GridTypeBeatDiv32 + 1};
draw_grid_type_strings.push_back (_("Auto"));
grid_type_selector.set_sizing_texts (draw_grid_type_strings);
}
/* Note-Velocity when drawing */
draw_velocity_selector.AddMenuElem (MenuElem ("8", sigc::bind (sigc::mem_fun(*this, &EditingContext::draw_velocity_selection_done), 8)));
draw_velocity_selector.AddMenuElem (MenuElem ("32", sigc::bind (sigc::mem_fun(*this, &EditingContext::draw_velocity_selection_done), 32)));
draw_velocity_selector.AddMenuElem (MenuElem ("64", sigc::bind (sigc::mem_fun(*this, &EditingContext::draw_velocity_selection_done), 64)));
draw_velocity_selector.AddMenuElem (MenuElem ("82", sigc::bind (sigc::mem_fun(*this, &EditingContext::draw_velocity_selection_done), 82)));
draw_velocity_selector.AddMenuElem (MenuElem ("100", sigc::bind (sigc::mem_fun(*this, &EditingContext::draw_velocity_selection_done), 100)));
draw_velocity_selector.AddMenuElem (MenuElem ("127", sigc::bind (sigc::mem_fun(*this, &EditingContext::draw_velocity_selection_done), 127)));
draw_velocity_selector.AddMenuElem (MenuElem (_("Auto"), sigc::bind (sigc::mem_fun(*this, &EditingContext::draw_velocity_selection_done), DRAW_VEL_AUTO)));
/* Note-Channel when drawing */
for (int i = 0; i<= 15; i++) {
char buf[64];
sprintf(buf, "%d", i+1);
draw_channel_selector.AddMenuElem (MenuElem (buf, sigc::bind (sigc::mem_fun(*this, &EditingContext::draw_channel_selection_done), i)));
}
draw_channel_selector.AddMenuElem (MenuElem (_("Auto"), sigc::bind (sigc::mem_fun(*this, &EditingContext::draw_channel_selection_done), DRAW_CHAN_AUTO)));
}
bool
EditingContext::drag_active () const
{
return _drags->active();
}
bool
EditingContext::preview_video_drag_active () const
{
return _drags->preview_video ();
}
Temporal::TimeDomain
EditingContext::time_domain () const
{
if (_session) {
return _session->config.get_default_time_domain();
}
/* Probably never reached */
if (_snap_mode == SnapOff) {
return Temporal::AudioTime;
}
switch (_grid_type) {
case GridTypeNone:
/* fallthrough */
case GridTypeMinSec:
/* fallthrough */
case GridTypeCDFrame:
/* fallthrough */
case GridTypeTimecode:
/* fallthrough */
return Temporal::AudioTime;
default:
break;
}
return Temporal::BeatTime;
}
void
EditingContext::toggle_follow_playhead ()
{
RefPtr<ToggleAction> tact = ActionManager::get_toggle_action (X_("Editor"), X_("toggle-follow-playhead"));
set_follow_playhead (tact->get_active());
}
/** @param yn true to follow playhead, otherwise false.
* @param catch_up true to reset the editor view to show the playhead (if yn == true), otherwise false.
*/
void
EditingContext::set_follow_playhead (bool yn, bool catch_up)
{
if (_follow_playhead != yn) {
if ((_follow_playhead = yn) == true && catch_up) {
/* catch up */
reset_x_origin_to_follow_playhead ();
}
instant_save ();
}
}
void
EditingContext::begin_reversible_command (string name)
{
if (_session) {
before.push_back (&_selection_memento->get_state ());
_session->begin_reversible_command (name);
}
}
void
EditingContext::begin_reversible_command (GQuark q)
{
if (_session) {
before.push_back (&_selection_memento->get_state ());
_session->begin_reversible_command (q);
}
}
void
EditingContext::abort_reversible_command ()
{
if (_session) {
while(!before.empty()) {
delete before.front();
before.pop_front();
}
_session->abort_reversible_command ();
}
}
void
EditingContext::commit_reversible_command ()
{
if (_session) {
if (before.size() == 1) {
_session->add_command (new MementoCommand<SelectionMemento>(*(_selection_memento), before.front(), &_selection_memento->get_state ()));
begin_selection_op_history ();
}
if (before.empty()) {
PBD::stacktrace (std::cerr, 30);
std::cerr << "Please call begin_reversible_command() before commit_reversible_command()." << std::endl;
} else {
before.pop_back();
}
_session->commit_reversible_command ();
}
}
double
EditingContext::time_to_pixel (timepos_t const & pos) const
{
return sample_to_pixel (pos.samples());
}
double
EditingContext::time_to_pixel_unrounded (timepos_t const & pos) const
{
return sample_to_pixel_unrounded (pos.samples());
}
double
EditingContext::duration_to_pixels (timecnt_t const & dur) const
{
return sample_to_pixel (dur.samples());
}
double
EditingContext::duration_to_pixels_unrounded (timecnt_t const & dur) const
{
return sample_to_pixel_unrounded (dur.samples());
}
/** Snap a position to the grid, if appropriate, taking into account current
* grid settings and also the state of any snap modifier keys that may be pressed.
* @param start Position to snap.
* @param event Event to get current key modifier information from, or 0.
*/
void
EditingContext::snap_to_with_modifier (timepos_t& start, GdkEvent const * event, Temporal::RoundMode direction, SnapPref pref, bool ensure_snap) const
{
if (!_session || !event) {
return;
}
if (ArdourKeyboard::indicates_snap (event->button.state)) {
if (_snap_mode == SnapOff) {
snap_to_internal (start, direction, pref, ensure_snap);
}
} else {
if (_snap_mode != SnapOff) {
snap_to_internal (start, direction, pref);
} else if (ArdourKeyboard::indicates_snap_delta (event->button.state)) {
/* SnapOff, but we pressed the snap_delta modifier */
snap_to_internal (start, direction, pref, ensure_snap);
}
}
}
void
EditingContext::snap_to (timepos_t& start, Temporal::RoundMode direction, SnapPref pref, bool ensure_snap) const
{
if (!_session || (_snap_mode == SnapOff && !ensure_snap)) {
return;
}
snap_to_internal (start, direction, pref, ensure_snap);
}
timepos_t
EditingContext::snap_to_bbt (timepos_t const & presnap, Temporal::RoundMode direction, SnapPref gpref) const
{
return _snap_to_bbt (presnap, direction, gpref, _grid_type);
}
timepos_t
EditingContext::_snap_to_bbt (timepos_t const & presnap, Temporal::RoundMode direction, SnapPref gpref, GridType grid_type) const
{
timepos_t ret(presnap);
TempoMap::SharedPtr tmap (TempoMap::use());
/* Snap to bar always uses bars, and ignores visual grid, so it may
* sometimes snap to bars that are not visually distinguishable.
*
* XXX this should probably work totally different: we should get the
* nearby grid and walk towards the next bar point.
*/
if (grid_type == GridTypeBar) {
TempoMetric m (tmap->metric_at (presnap));
BBT_Argument bbt (m.bbt_at (presnap));
switch (direction) {
case RoundDownAlways:
bbt = BBT_Argument (bbt.reference(), bbt.round_down_to_bar ());
break;
case RoundUpAlways:
bbt = BBT_Argument (bbt.reference(), bbt.round_up_to_bar ());
break;
case RoundNearest:
bbt = BBT_Argument (bbt.reference(), m.round_to_bar (bbt));
break;
default:
break;
}
return timepos_t (tmap->quarters_at (bbt));
}
if (gpref != SnapToGrid_Unscaled) { // use the visual grid lines which are limited by the zoom scale that the user selected
/* Determine the most obvious divisor of a beat to use
* for the snap, based on the grid setting.
*/
int divisor;
switch (_grid_type) {
case GridTypeBeatDiv3:
case GridTypeBeatDiv6:
case GridTypeBeatDiv12:
case GridTypeBeatDiv24:
divisor = 3;
break;
case GridTypeBeatDiv5:
case GridTypeBeatDiv10:
case GridTypeBeatDiv20:
divisor = 5;
break;
case GridTypeBeatDiv7:
case GridTypeBeatDiv14:
case GridTypeBeatDiv28:
divisor = 7;
break;
case GridTypeBeat:
divisor = 1;
break;
case GridTypeNone:
return ret;
default:
divisor = 2;
break;
};
/* bbt_ruler_scale reflects the level of detail we will show
* for the visual grid. Adjust the "natural" divisor to reflect
* this level of detail, and snap to that.
*
* So, for example, if the grid is Div3, we use 3 divisions per
* beat, but if the visual grid is using bbt_show_sixteenths (a
* fairly high level of detail), we will snap to (2 * 3)
* divisions per beat. Etc.
*/
BBTRulerScale scale = bbt_ruler_scale;
switch (scale) {
case bbt_show_many:
case bbt_show_64:
case bbt_show_16:
case bbt_show_4:
case bbt_show_1:
/* Round to Bar */
ret = timepos_t (tmap->quarters_at (presnap).round_to_subdivision (-1, direction));
break;
case bbt_show_quarters:
/* Round to Beat */
ret = timepos_t (tmap->quarters_at (presnap).round_to_subdivision (1, direction));
break;
case bbt_show_eighths:
ret = timepos_t (tmap->quarters_at (presnap).round_to_subdivision (1 * divisor, direction));
break;
case bbt_show_sixteenths:
ret = timepos_t (tmap->quarters_at (presnap).round_to_subdivision (2 * divisor, direction));
break;
case bbt_show_thirtyseconds:
ret = timepos_t (tmap->quarters_at (presnap).round_to_subdivision (4 * divisor, direction));
break;
case bbt_show_sixtyfourths:
ret = timepos_t (tmap->quarters_at (presnap).round_to_subdivision (8 * divisor, direction));
break;
case bbt_show_onetwentyeighths:
ret = timepos_t (tmap->quarters_at (presnap).round_to_subdivision (16 * divisor, direction));
break;
}
} else {
/* Just use the grid as specified, without paying attention to
* zoom level
*/
ret = timepos_t (tmap->quarters_at (presnap).round_to_subdivision (get_grid_beat_divisions(_grid_type), direction));
}
return ret;
}
void
EditingContext::check_best_snap (timepos_t const & presnap, timepos_t &test, timepos_t &dist, timepos_t &best) const
{
timepos_t diff = timepos_t (presnap.distance (test).abs ());
if (diff < dist) {
dist = diff;
best = test;
}
test = timepos_t::max (test.time_domain()); // reset this so it doesn't get accidentally reused
}
timepos_t
EditingContext::canvas_event_time (GdkEvent const * event, double* pcx, double* pcy) const
{
timepos_t pos (canvas_event_sample (event, pcx, pcy));
if (time_domain() == Temporal::AudioTime) {
return pos;
}
return timepos_t (pos.beats());
}
samplepos_t
EditingContext::canvas_event_sample (GdkEvent const * event, double* pcx, double* pcy) const
{
double x;
double y;
/* event coordinates are already in canvas units */
if (!gdk_event_get_coords (event, &x, &y)) {
std::cerr << "!NO c COORDS for event type " << event->type << std::endl;
return 0;
}
if (pcx) {
*pcx = x;
}
if (pcy) {
*pcy = y;
}
/* note that pixel_to_sample_from_event() never returns less than zero, so even if the pixel
position is negative (as can be the case with motion events in particular),
the sample location is always positive.
*/
return pixel_to_sample_from_event (x);
}
uint32_t
EditingContext::count_bars (Beats const & start, Beats const & end) const
{
TempoMapPoints bar_grid;
TempoMap::SharedPtr tmap (TempoMap::use());
bar_grid.reserve (4096);
superclock_t s (tmap->superclock_at (start));
superclock_t e (tmap->superclock_at (end));
tmap->get_grid (bar_grid, s, e, 1);
return bar_grid.size();
}
void
EditingContext::compute_bbt_ruler_scale (samplepos_t lower, samplepos_t upper)
{
if (_session == 0) {
return;
}
Temporal::BBT_Time lower_beat, upper_beat; // the beats at each end of the ruler
Temporal::TempoMap::SharedPtr tmap (Temporal::TempoMap::use());
Beats floor_lower_beat = std::max (Beats(), tmap->quarters_at_sample (lower)).round_down_to_beat ();
if (floor_lower_beat < Temporal::Beats()) {
floor_lower_beat = Temporal::Beats();
}
const samplepos_t beat_before_lower_pos = tmap->sample_at (floor_lower_beat);
const samplepos_t beat_after_upper_pos = tmap->sample_at ((std::max (Beats(), tmap->quarters_at_sample (upper)).round_down_to_beat()) + Beats (1, 0));
lower_beat = Temporal::TempoMap::use()->bbt_at (timepos_t (beat_before_lower_pos));
upper_beat = Temporal::TempoMap::use()->bbt_at (timepos_t (beat_after_upper_pos));
uint32_t beats = 0;
bbt_bar_helper_on = false;
bbt_bars = 0;
bbt_ruler_scale = bbt_show_many;
const Beats ceil_upper_beat = std::max (Beats(), tmap->quarters_at_sample (upper)).round_up_to_beat() + Beats (1, 0);
if (ceil_upper_beat == floor_lower_beat) {
return;
}
bbt_bars = count_bars (floor_lower_beat, ceil_upper_beat);
double ruler_line_granularity = UIConfiguration::instance().get_ruler_granularity (); //in pixels
ruler_line_granularity = visible_canvas_width() / (ruler_line_granularity*5); //fudge factor '5' probably related to (4+1 beats)/measure, I think
beats = (ceil_upper_beat - floor_lower_beat).get_beats();
double beat_density = ((beats + 1) * ((double) (upper - lower) / (double) (1 + beat_after_upper_pos - beat_before_lower_pos))) / (float)ruler_line_granularity;
/* Only show the bar helper if there aren't many bars on the screen */
if ((bbt_bars < 2) || (beats < 5)) {
bbt_bar_helper_on = true;
}
if (beat_density > 2048) {
bbt_ruler_scale = bbt_show_many;
} else if (beat_density > 1024) {
bbt_ruler_scale = bbt_show_64;
} else if (beat_density > 256) {
bbt_ruler_scale = bbt_show_16;
} else if (beat_density > 64) {
bbt_ruler_scale = bbt_show_4;
} else if (beat_density > 16) {
bbt_ruler_scale = bbt_show_1;
} else if (beat_density > 4) {
bbt_ruler_scale = bbt_show_quarters;
} else if (beat_density > 2) {
bbt_ruler_scale = bbt_show_eighths;
} else if (beat_density > 1) {
bbt_ruler_scale = bbt_show_sixteenths;
} else if (beat_density > 0.5) {
bbt_ruler_scale = bbt_show_thirtyseconds;
} else if (beat_density > 0.25) {
bbt_ruler_scale = bbt_show_sixtyfourths;
} else {
bbt_ruler_scale = bbt_show_onetwentyeighths;
}
/* Now that we know how fine a grid (Ruler) is allowable on this screen, limit it to the coarseness selected by the user */
/* note: GridType and RulerScale are not the same enums, so it's not a simple mathematical operation */
int suggested_scale = (int) bbt_ruler_scale;
int divs = get_grid_music_divisions(_grid_type, 0);
if (_grid_type == GridTypeBar) {
suggested_scale = std::min(suggested_scale, (int) bbt_show_1);
} else if (_grid_type == GridTypeBeat) {
suggested_scale = std::min(suggested_scale, (int) bbt_show_quarters);
} else if ( divs < 4 ) {
suggested_scale = std::min(suggested_scale, (int) bbt_show_eighths);
} else if ( divs < 8 ) {
suggested_scale = std::min(suggested_scale, (int) bbt_show_sixteenths);
} else if ( divs < 16 ) {
suggested_scale = std::min(suggested_scale, (int) bbt_show_thirtyseconds);
} else if ( divs < 32 ) {
suggested_scale = std::min(suggested_scale, (int) bbt_show_sixtyfourths);
} else {
suggested_scale = std::min(suggested_scale, (int) bbt_show_onetwentyeighths);
}
bbt_ruler_scale = (EditingContext::BBTRulerScale) suggested_scale;
}
Quantize*
EditingContext::get_quantize_op ()
{
if (!quantize_dialog) {
quantize_dialog = new QuantizeDialog (*this);
}
quantize_dialog->present ();
int r = quantize_dialog->run ();
quantize_dialog->hide ();
if (r != Gtk::RESPONSE_OK) {
return nullptr;
}
return new Quantize (quantize_dialog->snap_start(),
quantize_dialog->snap_end(),
quantize_dialog->start_grid_size(),
quantize_dialog->end_grid_size(),
quantize_dialog->strength(),
quantize_dialog->swing(),
quantize_dialog->threshold());
}
timecnt_t
EditingContext::relative_distance (timepos_t const & origin, timecnt_t const & duration, Temporal::TimeDomain domain)
{
return Temporal::TempoMap::use()->convert_duration (duration, origin, domain);
}
/** Snap a time offset within our region using the current snap settings.
* @param x Time offset from this region's position.
* @param ensure_snap whether to ignore snap_mode (in the case of SnapOff) and magnetic snap.
* Used when inverting snap mode logic with key modifiers, or snap distance calculation.
* @return Snapped time offset from this region's position.
*/
timecnt_t
EditingContext::snap_relative_time_to_relative_time (timepos_t const & origin, timecnt_t const & x, bool ensure_snap) const
{
/* x is relative to origin, convert it to global absolute time */
timepos_t const session_pos = origin + x;
/* try a snap in either direction */
timepos_t snapped = session_pos;
snap_to (snapped, Temporal::RoundNearest, SnapToAny_Visual, ensure_snap);
/* if we went off the beginning of the region, snap forwards */
if (snapped < origin) {
snapped = session_pos;
snap_to (snapped, Temporal::RoundUpAlways, SnapToAny_Visual, ensure_snap);
}
/* back to relative */
return origin.distance (snapped);
}
std::shared_ptr<Temporal::TempoMap const>
EditingContext::start_local_tempo_map (std::shared_ptr<Temporal::TempoMap>)
{
/* default is a no-op */
return Temporal::TempoMap::use ();
}
bool
EditingContext::typed_event (ArdourCanvas::Item* item, GdkEvent *event, ItemType type)
{
if (!session () || session()->loading () || session()->deletion_in_progress ()) {
return false;
}
gint ret = FALSE;
switch (event->type) {
case GDK_BUTTON_PRESS:
case GDK_2BUTTON_PRESS:
case GDK_3BUTTON_PRESS:
ret = button_press_handler (item, event, type);
break;
case GDK_BUTTON_RELEASE:
ret = button_release_handler (item, event, type);
break;
case GDK_MOTION_NOTIFY:
ret = motion_handler (item, event);
break;
case GDK_ENTER_NOTIFY:
ret = enter_handler (item, event, type);
break;
case GDK_LEAVE_NOTIFY:
ret = leave_handler (item, event, type);
break;
case GDK_KEY_PRESS:
ret = key_press_handler (item, event, type);
break;
case GDK_KEY_RELEASE:
ret = key_release_handler (item, event, type);
break;
default:
break;
}
return ret;
}
void
EditingContext::popup_note_context_menu (ArdourCanvas::Item* item, GdkEvent* event)
{
using namespace Menu_Helpers;
NoteBase* note = reinterpret_cast<NoteBase*>(item->get_data("notebase"));
if (!note) {
return;
}
/* We need to get the selection here and pass it to the operations, since
popping up the menu will cause a region leave event which clears
entered_regionview. */
MidiView& mrv = note->region_view();
const RegionSelection rs = region_selection ();
const uint32_t sel_size = mrv.selection_size ();
MenuList& items = _note_context_menu.items();
items.clear();
if (sel_size > 0) {
items.push_back (MenuElem(_("Delete"), sigc::mem_fun(mrv, &MidiView::delete_selection)));
}
items.push_back(MenuElem(_("Edit..."), sigc::bind(sigc::mem_fun(*this, &EditingContext::edit_notes), &mrv)));
items.push_back(MenuElem(_("Transpose..."), sigc::bind(sigc::mem_fun(*this, &EditingContext::transpose_regions), rs)));
items.push_back(MenuElem(_("Legatize"), sigc::bind(sigc::mem_fun(*this, &EditingContext::legatize_regions), rs, false)));
if (sel_size < 2) {
items.back().set_sensitive (false);
}
items.push_back(MenuElem(_("Quantize..."), sigc::bind(sigc::mem_fun(*this, &EditingContext::quantize_regions), rs)));
items.push_back(MenuElem(_("Remove Overlap"), sigc::bind(sigc::mem_fun(*this, &EditingContext::legatize_regions), rs, true)));
if (sel_size < 2) {
items.back().set_sensitive (false);
}
items.push_back(MenuElem(_("Transform..."), sigc::bind(sigc::mem_fun(*this, &EditingContext::transform_regions), rs)));
_note_context_menu.popup (event->button.button, event->button.time);
}
XMLNode*
EditingContext::button_settings () const
{
XMLNode* settings = ARDOUR_UI::instance()->editor_settings();
XMLNode* node = find_named_node (*settings, X_("Buttons"));
if (!node) {
node = new XMLNode (X_("Buttons"));
}
return node;
}
std::vector<MidiView*>
EditingContext::filter_to_unique_midi_region_views (RegionSelection const & rs) const
{
typedef std::pair<std::shared_ptr<MidiSource>,timepos_t> MapEntry;
std::set<MapEntry> single_region_set;
std::vector<MidiView*> views;
/* build a list of regions that are unique with respect to their source
* and start position. Note: this is non-exhaustive... if someone has a
* non-forked copy of a MIDI region and then suitably modifies it, this
* will still put both regions into the list of things to be acted
* upon.
*
* Solution: user should not select both regions, or should fork one of them.
*/
for (auto const & rv : rs) {
MidiView* mrv = dynamic_cast<MidiView*> (rv);
if (!mrv) {
continue;
}
MapEntry entry = make_pair (mrv->midi_region()->midi_source(), mrv->midi_region()->start());
if (single_region_set.insert (entry).second) {
views.push_back (mrv);
}
}
return views;
}
void
EditingContext::quantize_region ()
{
if (_session) {
quantize_regions(region_selection ());
}
}
void
EditingContext::quantize_regions (const RegionSelection& rs)
{
if (rs.n_midi_regions() == 0) {
return;
}
Quantize* quant = get_quantize_op ();
if (!quant) {
return;
}
if (!quant->empty()) {
apply_midi_note_edit_op (*quant, rs);
}
delete quant;
}
void
EditingContext::legatize_region (bool shrink_only)
{
if (_session) {
legatize_regions(region_selection (), shrink_only);
}
}
void
EditingContext::legatize_regions (const RegionSelection& rs, bool shrink_only)
{
if (rs.n_midi_regions() == 0) {
return;
}
Legatize legatize(shrink_only);
apply_midi_note_edit_op (legatize, rs);
}
void
EditingContext::transform_region ()
{
if (_session) {
transform_regions(region_selection ());
}
}
void
EditingContext::transform_regions (const RegionSelection& rs)
{
if (rs.n_midi_regions() == 0) {
return;
}
TransformDialog td;
td.present();
const int r = td.run();
td.hide();
if (r == Gtk::RESPONSE_OK) {
Transform transform(td.get());
apply_midi_note_edit_op(transform, rs);
}
}
void
EditingContext::transpose_region ()
{
if (_session) {
transpose_regions(region_selection ());
}
}
void
EditingContext::transpose_regions (const RegionSelection& rs)
{
if (rs.n_midi_regions() == 0) {
return;
}
TransposeDialog d;
int const r = d.run ();
if (r == RESPONSE_ACCEPT) {
Transpose transpose(d.semitones ());
apply_midi_note_edit_op (transpose, rs);
}
}
void
EditingContext::edit_notes (MidiView* mrv)
{
MidiView::Selection const & s = mrv->selection();
if (s.empty ()) {
return;
}
EditNoteDialog* d = new EditNoteDialog (mrv, s);
d->show_all ();
d->signal_response().connect (sigc::bind (sigc::mem_fun (*this, &EditingContext::note_edit_done), d));
}
void
EditingContext::note_edit_done (int r, EditNoteDialog* d)
{
d->done (r);
delete d;
}
PBD::Command*
EditingContext::apply_midi_note_edit_op_to_region (MidiOperator& op, MidiView& mrv)
{
Evoral::Sequence<Temporal::Beats>::Notes selected;
mrv.selection_as_notelist (selected, true);
if (selected.empty()) {
return 0;
}
std::cerr << "Apply op to " << selected.size() << std::endl;
std::vector<Evoral::Sequence<Temporal::Beats>::Notes> v;
v.push_back (selected);
timepos_t pos = mrv.midi_region()->source_position();
return op (mrv.midi_region()->model(), pos.beats(), v);
}
void
EditingContext::apply_midi_note_edit_op (MidiOperator& op, const RegionSelection& rs)
{
if (rs.empty()) {
return;
}
bool in_command = false;
std::vector<MidiView*> views = filter_to_unique_midi_region_views (rs);
for (auto & mv : views) {
Command* cmd = apply_midi_note_edit_op_to_region (op, *mv);
if (cmd) {
if (!in_command) {
begin_reversible_command (op.name ());
in_command = true;
}
(*cmd)();
_session->add_command (cmd);
}
}
if (in_command) {
commit_reversible_command ();
_session->set_dirty ();
}
}
EditingContext*
EditingContext::current_editing_context()
{
if (!ec_stack.empty()) {
return ec_stack.front ();
}
return nullptr;
}
void
EditingContext::push_editing_context (EditingContext* ec)
{
ec_stack.push (ec);
}
void
EditingContext::pop_editing_context ()
{
ec_stack.pop ();
}
double
EditingContext::horizontal_position () const
{
return sample_to_pixel (_leftmost_sample);
}
void
EditingContext::set_horizontal_position (double p)
{
p = std::max (0., p);
horizontal_adjustment.set_value (p);
_leftmost_sample = (samplepos_t) floor (p * samples_per_pixel);
}
Gdk::Cursor*
EditingContext::get_canvas_cursor () const
{
/* The top of the cursor stack is always the currently visible cursor. */
return _cursor_stack.back();
}
void
EditingContext::set_canvas_cursor (Gdk::Cursor* cursor)
{
Glib::RefPtr<Gdk::Window> win = get_canvas_viewport()->get_window();
if (win && !_cursors->is_invalid (cursor)) {
/* glibmm 2.4 doesn't allow null cursor pointer because it uses
a Gdk::Cursor& as the argument to Gdk::Window::set_cursor().
But a null pointer just means "use parent window cursor",
and so should be allowed. Gtkmm 3.x has fixed this API.
For now, drop down and use C API
*/
gdk_window_set_cursor (win->gobj(), cursor ? cursor->gobj() : 0);
}
}
size_t
EditingContext::push_canvas_cursor (Gdk::Cursor* cursor)
{
if (!_cursors->is_invalid (cursor)) {
_cursor_stack.push_back (cursor);
set_canvas_cursor (cursor);
}
return _cursor_stack.size() - 1;
}
void
EditingContext::pop_canvas_cursor ()
{
while (true) {
if (_cursor_stack.size() <= 1) {
PBD::error << "attempt to pop default cursor" << endmsg;
return;
}
_cursor_stack.pop_back();
if (_cursor_stack.back()) {
/* Popped to an existing cursor, we're done. Otherwise, the
context that created this cursor has been destroyed, so we need
to skip to the next down the stack. */
set_canvas_cursor (_cursor_stack.back());
return;
}
}
}
void
EditingContext::pack_draw_box ()
{
/* Draw - these MIDI tools are only visible when in Draw mode */
draw_box.set_spacing (2);
draw_box.set_border_width (2);
draw_box.pack_start (*manage (new Label (_("Len:"))), false, false);
draw_box.pack_start (draw_length_selector, false, false, 4);
draw_box.pack_start (*manage (new Label (_("Ch:"))), false, false);
draw_box.pack_start (draw_channel_selector, false, false, 4);
draw_box.pack_start (*manage (new Label (_("Vel:"))), false, false);
draw_box.pack_start (draw_velocity_selector, false, false, 4);
draw_length_selector.set_name ("mouse mode button");
draw_velocity_selector.set_name ("mouse mode button");
draw_channel_selector.set_name ("mouse mode button");
draw_velocity_selector.set_sizing_text (_("Auto"));
draw_channel_selector.set_sizing_text (_("Auto"));
draw_velocity_selector.disable_scrolling ();
draw_velocity_selector.signal_scroll_event().connect (sigc::mem_fun(*this, &EditingContext::on_velocity_scroll_event), false);
}
void
EditingContext::pack_snap_box ()
{
snap_box.pack_start (snap_mode_button, false, false);
snap_box.pack_start (grid_type_selector, false, false);
}
Glib::RefPtr<Action>
EditingContext::get_mouse_mode_action (MouseMode m) const
{
char const * group_name = _name.c_str(); /* use char* to force correct ::get_action variant */
switch (m) {
case MouseRange:
return ActionManager::get_action (group_name, X_("set-mouse-mode-range"));
case MouseObject:
return ActionManager::get_action (group_name, X_("set-mouse-mode-object"));
case MouseCut:
return ActionManager::get_action (group_name, X_("set-mouse-mode-cut"));
case MouseDraw:
return ActionManager::get_action (group_name, X_("set-mouse-mode-draw"));
case MouseTimeFX:
return ActionManager::get_action (group_name, X_("set-mouse-mode-timefx"));
case MouseGrid:
return ActionManager::get_action (group_name, X_("set-mouse-mode-grid"));
case MouseContent:
return ActionManager::get_action (group_name, X_("set-mouse-mode-content"));
}
return Glib::RefPtr<Action>();
}
void
EditingContext::register_mouse_mode_actions ()
{
RefPtr<Action> act;
std::string group_name = _name;
Glib::RefPtr<ActionGroup> mouse_mode_actions = ActionManager::create_action_group (bindings, group_name);
RadioAction::Group mouse_mode_group;
act = ActionManager::register_radio_action (mouse_mode_actions, mouse_mode_group, "set-mouse-mode-object", _("Grab (Object Tool)"), boost::bind (&EditingContext::mouse_mode_toggled, this, Editing::MouseObject));
act = ActionManager::register_radio_action (mouse_mode_actions, mouse_mode_group, "set-mouse-mode-range", _("Range Tool"), boost::bind (&EditingContext::mouse_mode_toggled, this, Editing::MouseRange));
act = ActionManager::register_radio_action (mouse_mode_actions, mouse_mode_group, "set-mouse-mode-draw", _("Note Drawing Tool"), boost::bind (&EditingContext::mouse_mode_toggled, this, Editing::MouseDraw));
act = ActionManager::register_radio_action (mouse_mode_actions, mouse_mode_group, "set-mouse-mode-timefx", _("Time FX Tool"), boost::bind (&EditingContext::mouse_mode_toggled, this, Editing::MouseTimeFX));
act = ActionManager::register_radio_action (mouse_mode_actions, mouse_mode_group, "set-mouse-mode-grid", _("Grid Tool"), boost::bind (&EditingContext::mouse_mode_toggled, this, Editing::MouseGrid));
act = ActionManager::register_radio_action (mouse_mode_actions, mouse_mode_group, "set-mouse-mode-content", _("Internal Edit (Content Tool)"), boost::bind (&EditingContext::mouse_mode_toggled, this, Editing::MouseContent));
act = ActionManager::register_radio_action (mouse_mode_actions, mouse_mode_group, "set-mouse-mode-cut", _("Cut Tool"), boost::bind (&EditingContext::mouse_mode_toggled, this, Editing::MouseCut));
add_mouse_mode_actions (mouse_mode_actions);
}
void
EditingContext::bind_mouse_mode_buttons ()
{
mouse_move_button.set_related_action (get_mouse_mode_action (Editing::MouseObject));
mouse_move_button.set_icon (ArdourWidgets::ArdourIcon::ToolGrab);
mouse_move_button.set_name ("mouse mode button");
mouse_select_button.set_related_action (get_mouse_mode_action (Editing::MouseRange));
mouse_select_button.set_icon (ArdourWidgets::ArdourIcon::ToolRange);
mouse_select_button.set_name ("mouse mode button");
mouse_draw_button.set_related_action (get_mouse_mode_action (Editing::MouseDraw));
mouse_draw_button.set_icon (ArdourWidgets::ArdourIcon::ToolDraw);
mouse_draw_button.set_name ("mouse mode button");
mouse_timefx_button.set_related_action (get_mouse_mode_action (Editing::MouseTimeFX));
mouse_timefx_button.set_icon (ArdourWidgets::ArdourIcon::ToolStretch);
mouse_timefx_button.set_name ("mouse mode button");
mouse_grid_button.set_related_action (get_mouse_mode_action (Editing::MouseGrid));
mouse_grid_button.set_icon (ArdourWidgets::ArdourIcon::ToolGrid);
mouse_grid_button.set_name ("mouse mode button");
mouse_content_button.set_related_action (get_mouse_mode_action (Editing::MouseContent));
mouse_content_button.set_icon (ArdourWidgets::ArdourIcon::ToolContent);
mouse_content_button.set_name ("mouse mode button");
mouse_cut_button.set_related_action (get_mouse_mode_action (Editing::MouseCut));
mouse_cut_button.set_icon (ArdourWidgets::ArdourIcon::ToolCut);
mouse_cut_button.set_name ("mouse mode button");
set_tooltip (mouse_move_button, _("Grab Mode (select/move objects)"));
set_tooltip (mouse_cut_button, _("Cut Mode (split regions)"));
set_tooltip (mouse_select_button, _("Range Mode (select time ranges)"));
set_tooltip (mouse_grid_button, _("Grid Mode (edit tempo-map, drag/drop music-time grid)"));
set_tooltip (mouse_draw_button, _("Draw Mode (draw and edit gain/notes/automation)"));
set_tooltip (mouse_timefx_button, _("Stretch Mode (time-stretch audio and midi regions, preserving pitch)"));
set_tooltip (mouse_content_button, _("Internal Edit Mode (edit notes and automation points)"));
}
void
EditingContext::set_mouse_mode (MouseMode m, bool force)
{
if (_drags->active ()) {
return;
}
if (!force && m == mouse_mode) {
return;
}
Glib::RefPtr<Action> act = get_mouse_mode_action(m);
Glib::RefPtr<ToggleAction> tact = Glib::RefPtr<ToggleAction>::cast_dynamic(act);
/* go there and back to ensure that the toggled handler is called to set up mouse_mode */
tact->set_active (false);
tact->set_active (true);
/* NOTE: this will result in a call to mouse_mode_toggled which does the heavy lifting */
}
bool
EditingContext::on_velocity_scroll_event (GdkEventScroll* ev)
{
int v = PBD::atoi (draw_velocity_selector.get_text ());
switch (ev->direction) {
case GDK_SCROLL_DOWN:
v = std::min (127, v + 1);
break;
case GDK_SCROLL_UP:
v = std::max (1, v - 1);
break;
default:
return false;
}
set_draw_velocity_to(v);
return true;
}
void
EditingContext::set_common_editing_state (XMLNode const & node)
{
double z;
if (node.get_property ("zoom", z)) {
/* older versions of ardour used floating point samples_per_pixel */
reset_zoom (llrintf (z));
} else {
reset_zoom (samples_per_pixel);
}
GridType grid_type;
if (!node.get_property ("grid-type", grid_type)) {
grid_type = _grid_type;
}
grid_type_selection_done (grid_type);
GridType draw_length;
if (!node.get_property ("draw-length", draw_length)) {
draw_length = _draw_length;
}
draw_length_selection_done (draw_length);
int draw_vel;
if (!node.get_property ("draw-velocity", draw_vel)) {
draw_vel = _draw_velocity;
}
draw_velocity_selection_done (draw_vel);
int draw_chan;
if (!node.get_property ("draw-channel", draw_chan)) {
draw_chan = DRAW_CHAN_AUTO;
}
draw_channel_selection_done (draw_chan);
SnapMode sm;
if (node.get_property ("snap-mode", sm)) {
snap_mode_selection_done(sm);
/* set text of Dropdown. in case _snap_mode == SnapOff (default)
* snap_mode_selection_done() will only mark an already active item as active
* which does not trigger set_text().
*/
set_snap_mode (sm);
} else {
set_snap_mode (_snap_mode);
}
node.get_property ("internal-grid-type", internal_grid_type);
node.get_property ("internal-snap-mode", internal_snap_mode);
node.get_property ("pre-internal-grid-type", pre_internal_grid_type);
node.get_property ("pre-internal-snap-mode", pre_internal_snap_mode);
std::string mm_str;
if (node.get_property ("mouse-mode", mm_str)) {
MouseMode m = str2mousemode(mm_str);
set_mouse_mode (m, true);
} else {
set_mouse_mode (MouseObject, true);
}
samplepos_t lf_pos;
if (node.get_property ("left-frame", lf_pos)) {
if (lf_pos < 0) {
lf_pos = 0;
}
reset_x_origin (lf_pos);
}
}
void
EditingContext::get_common_editing_state (XMLNode& node) const
{
node.set_property ("zoom", samples_per_pixel);
node.set_property ("grid-type", _grid_type);
node.set_property ("snap-mode", _snap_mode);
node.set_property ("internal-grid-type", internal_grid_type);
node.set_property ("internal-snap-mode", internal_snap_mode);
node.set_property ("pre-internal-grid-type", pre_internal_grid_type);
node.set_property ("pre-internal-snap-mode", pre_internal_snap_mode);
node.set_property ("draw-length", _draw_length);
node.set_property ("draw-velocity", _draw_velocity);
node.set_property ("draw-channel", _draw_channel);
node.set_property ("left-frame", _leftmost_sample);
}
bool
EditingContext::snap_mode_button_clicked (GdkEventButton* ev)
{
if (ev->button != 3) {
cycle_snap_mode();
return true;
}
RCOptionEditor* rc_option_editor = ARDOUR_UI::instance()->get_rc_option_editor();
if (rc_option_editor) {
ARDOUR_UI::instance()->show_tabbable (rc_option_editor);
rc_option_editor->set_current_page (_("Editor/Snap"));
}
return true;
}
void
EditingContext::register_grid_actions ()
{
std::cerr << "REGISTER GRID ACTIONS for " << editor_name() << std::endl;
ActionManager::register_action (editor_actions, X_("GridChoice"), _("Snap & Grid"));
RadioAction::Group snap_mode_group;
/* deprecated */ ActionManager::register_radio_action (editor_actions, snap_mode_group, X_("snap-off"), _("No Grid"), (sigc::bind (sigc::mem_fun(*this, &EditingContext::snap_mode_chosen), Editing::SnapOff)));
/* deprecated */ ActionManager::register_radio_action (editor_actions, snap_mode_group, X_("snap-normal"), _("Grid"), (sigc::bind (sigc::mem_fun(*this, &EditingContext::snap_mode_chosen), Editing::SnapNormal))); //deprecated
/* deprecated */ ActionManager::register_radio_action (editor_actions, snap_mode_group, X_("snap-magnetic"), _("Magnetic"), (sigc::bind (sigc::mem_fun(*this, &EditingContext::snap_mode_chosen), Editing::SnapMagnetic)));
ActionManager::register_action (editor_actions, X_("cycle-snap-mode"), _("Toggle Snap"), sigc::mem_fun (*this, &EditingContext::cycle_snap_mode));
ActionManager::register_action (editor_actions, X_("next-grid-choice"), _("Next Quantize Grid Choice"), sigc::mem_fun (*this, &EditingContext::next_grid_choice));
ActionManager::register_action (editor_actions, X_("prev-grid-choice"), _("Previous Quantize Grid Choice"), sigc::mem_fun (*this, &EditingContext::prev_grid_choice));
Glib::RefPtr<ActionGroup> snap_actions = ActionManager::create_action_group (bindings, editor_name() + X_("Snap"));
RadioAction::Group grid_choice_group;
ActionManager::register_radio_action (snap_actions, grid_choice_group, X_("grid-type-thirtyseconds"), grid_type_strings[(int)GridTypeBeatDiv32].c_str(), (sigc::bind (sigc::mem_fun(*this, &EditingContext::grid_type_chosen), Editing::GridTypeBeatDiv32)));
ActionManager::register_radio_action (snap_actions, grid_choice_group, X_("grid-type-twentyeighths"), grid_type_strings[(int)GridTypeBeatDiv28].c_str(), (sigc::bind (sigc::mem_fun(*this, &EditingContext::grid_type_chosen), Editing::GridTypeBeatDiv28)));
ActionManager::register_radio_action (snap_actions, grid_choice_group, X_("grid-type-twentyfourths"), grid_type_strings[(int)GridTypeBeatDiv24].c_str(), (sigc::bind (sigc::mem_fun(*this, &EditingContext::grid_type_chosen), Editing::GridTypeBeatDiv24)));
ActionManager::register_radio_action (snap_actions, grid_choice_group, X_("grid-type-twentieths"), grid_type_strings[(int)GridTypeBeatDiv20].c_str(), (sigc::bind (sigc::mem_fun(*this, &EditingContext::grid_type_chosen), Editing::GridTypeBeatDiv20)));
ActionManager::register_radio_action (snap_actions, grid_choice_group, X_("grid-type-asixteenthbeat"), grid_type_strings[(int)GridTypeBeatDiv16].c_str(), (sigc::bind (sigc::mem_fun(*this, &EditingContext::grid_type_chosen), Editing::GridTypeBeatDiv16)));
ActionManager::register_radio_action (snap_actions, grid_choice_group, X_("grid-type-fourteenths"), grid_type_strings[(int)GridTypeBeatDiv14].c_str(), (sigc::bind (sigc::mem_fun(*this, &EditingContext::grid_type_chosen), Editing::GridTypeBeatDiv14)));
ActionManager::register_radio_action (snap_actions, grid_choice_group, X_("grid-type-twelfths"), grid_type_strings[(int)GridTypeBeatDiv12].c_str(), (sigc::bind (sigc::mem_fun(*this, &EditingContext::grid_type_chosen), Editing::GridTypeBeatDiv12)));
ActionManager::register_radio_action (snap_actions, grid_choice_group, X_("grid-type-tenths"), grid_type_strings[(int)GridTypeBeatDiv10].c_str(), (sigc::bind (sigc::mem_fun(*this, &EditingContext::grid_type_chosen), Editing::GridTypeBeatDiv10)));
ActionManager::register_radio_action (snap_actions, grid_choice_group, X_("grid-type-eighths"), grid_type_strings[(int)GridTypeBeatDiv8].c_str(), (sigc::bind (sigc::mem_fun(*this, &EditingContext::grid_type_chosen), Editing::GridTypeBeatDiv8)));
ActionManager::register_radio_action (snap_actions, grid_choice_group, X_("grid-type-sevenths"), grid_type_strings[(int)GridTypeBeatDiv7].c_str(), (sigc::bind (sigc::mem_fun(*this, &EditingContext::grid_type_chosen), Editing::GridTypeBeatDiv7)));
ActionManager::register_radio_action (snap_actions, grid_choice_group, X_("grid-type-sixths"), grid_type_strings[(int)GridTypeBeatDiv6].c_str(), (sigc::bind (sigc::mem_fun(*this, &EditingContext::grid_type_chosen), Editing::GridTypeBeatDiv6)));
ActionManager::register_radio_action (snap_actions, grid_choice_group, X_("grid-type-fifths"), grid_type_strings[(int)GridTypeBeatDiv5].c_str(), (sigc::bind (sigc::mem_fun(*this, &EditingContext::grid_type_chosen), Editing::GridTypeBeatDiv5)));
ActionManager::register_radio_action (snap_actions, grid_choice_group, X_("grid-type-quarters"), grid_type_strings[(int)GridTypeBeatDiv4].c_str(), (sigc::bind (sigc::mem_fun(*this, &EditingContext::grid_type_chosen), Editing::GridTypeBeatDiv4)));
ActionManager::register_radio_action (snap_actions, grid_choice_group, X_("grid-type-thirds"), grid_type_strings[(int)GridTypeBeatDiv3].c_str(), (sigc::bind (sigc::mem_fun(*this, &EditingContext::grid_type_chosen), Editing::GridTypeBeatDiv3)));
ActionManager::register_radio_action (snap_actions, grid_choice_group, X_("grid-type-halves"), grid_type_strings[(int)GridTypeBeatDiv2].c_str(), (sigc::bind (sigc::mem_fun(*this, &EditingContext::grid_type_chosen), Editing::GridTypeBeatDiv2)));
ActionManager::register_radio_action (snap_actions, grid_choice_group, X_("grid-type-timecode"), grid_type_strings[(int)GridTypeTimecode].c_str(), (sigc::bind (sigc::mem_fun(*this, &EditingContext::grid_type_chosen), Editing::GridTypeTimecode)));
ActionManager::register_radio_action (snap_actions, grid_choice_group, X_("grid-type-minsec"), grid_type_strings[(int)GridTypeMinSec].c_str(), (sigc::bind (sigc::mem_fun(*this, &EditingContext::grid_type_chosen), Editing::GridTypeMinSec)));
ActionManager::register_radio_action (snap_actions, grid_choice_group, X_("grid-type-cdframe"), grid_type_strings[(int)GridTypeCDFrame].c_str(), (sigc::bind (sigc::mem_fun(*this, &EditingContext::grid_type_chosen), Editing::GridTypeCDFrame)));
ActionManager::register_radio_action (snap_actions, grid_choice_group, X_("grid-type-beat"), grid_type_strings[(int)GridTypeBeat].c_str(), (sigc::bind (sigc::mem_fun(*this, &EditingContext::grid_type_chosen), Editing::GridTypeBeat)));
ActionManager::register_radio_action (snap_actions, grid_choice_group, X_("grid-type-bar"), grid_type_strings[(int)GridTypeBar].c_str(), (sigc::bind (sigc::mem_fun(*this, &EditingContext::grid_type_chosen), Editing::GridTypeBar)));
ActionManager::register_radio_action (snap_actions, grid_choice_group, X_("grid-type-none"), grid_type_strings[(int)GridTypeNone].c_str(), (sigc::bind (sigc::mem_fun(*this, &EditingContext::grid_type_chosen), Editing::GridTypeNone)));
}
void
EditingContext::ensure_visual_change_idle_handler ()
{
if (pending_visual_change.idle_handler_id < 0) {
/* see comment in add_to_idle_resize above. */
pending_visual_change.idle_handler_id = g_idle_add_full (G_PRIORITY_HIGH_IDLE + 10, _idle_visual_changer, this, NULL);
pending_visual_change.being_handled = false;
}
}
int
EditingContext::_idle_visual_changer (void* arg)
{
return static_cast<EditingContext*>(arg)->idle_visual_changer ();
}
int
EditingContext::idle_visual_changer ()
{
pending_visual_change.idle_handler_id = -1;
if (pending_visual_change.pending == 0) {
return 0;
}
/* set_horizontal_position() below (and maybe other calls) call
gtk_main_iteration(), so it's possible that a signal will be handled
half-way through this method. If this signal wants an
idle_visual_changer we must schedule another one after this one, so
mark the idle_handler_id as -1 here to allow that. Also make a note
that we are doing the visual change, so that changes in response to
super-rapid-screen-update can be dropped if we are still processing
the last one.
*/
if (visual_change_queued) {
return 0;
}
pending_visual_change.being_handled = true;
VisualChange vc = pending_visual_change;
pending_visual_change.pending = (VisualChange::Type) 0;
visual_changer (vc);
pending_visual_change.being_handled = false;
visual_change_queued = true;
return 0; /* this is always a one-shot call */
}
/** Queue up a change to the viewport x origin.
* @param sample New x origin.
*/
void
EditingContext::reset_x_origin (samplepos_t sample)
{
pending_visual_change.add (VisualChange::TimeOrigin);
pending_visual_change.time_origin = sample;
ensure_visual_change_idle_handler ();
}
void
EditingContext::reset_y_origin (double y)
{
pending_visual_change.add (VisualChange::YOrigin);
pending_visual_change.y_origin = y;
ensure_visual_change_idle_handler ();
}
void
EditingContext::reset_zoom (samplecnt_t spp)
{
if (spp == samples_per_pixel) {
return;
}
pending_visual_change.add (VisualChange::ZoomLevel);
pending_visual_change.samples_per_pixel = spp;
ensure_visual_change_idle_handler ();
}
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