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ardour/gtk2_ardour/editing_context.cc
Paul Davis e6c56b39d1 finish basic distribution of EditingContext methods 
This compiles but is not expected to work yet
2024-10-17 07:44:29 -06:00

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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/rc_configuration.h"
#include "gtkmm2ext/bindings.h"
#include "actions.h"
#include "editing_context.h"
#include "editor_drag.h"
#include "keyboard.h"
#include "midi_region_view.h"
#include "selection.h"
#include "selection_memento.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;
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 ()
: 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())
, _cursors (nullptr)
, _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)
{
grid_type_strings = I18N (_grid_type_strings);
_verbose_cursor = new VerboseCursor (*this);
}
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)
{
_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"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::clear_note_selection));
ActionManager::register_action (_midi_actions, X_("invert-selection"), _("Invert Note Selection"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::invert_selection));
ActionManager::register_action (_midi_actions, X_("extend-selection"), _("Extend Note Selection"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::extend_selection));
ActionManager::register_action (_midi_actions, X_("duplicate-selection"), _("Duplicate Note Selection"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::duplicate_selection));
/* Lengthen */
ActionManager::register_action (_midi_actions, X_("move-starts-earlier-fine"), _("Move Note Start Earlier (fine)"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::move_note_starts_earlier_fine));
ActionManager::register_action (_midi_actions, X_("move-starts-earlier"), _("Move Note Start Earlier"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::move_note_starts_earlier));
ActionManager::register_action (_midi_actions, X_("move-ends-later-fine"), _("Move Note Ends Later (fine)"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::move_note_ends_later_fine));
ActionManager::register_action (_midi_actions, X_("move-ends-later"), _("Move Note Ends Later"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::move_note_ends_later));
/* Shorten */
ActionManager::register_action (_midi_actions, X_("move-starts-later-fine"), _("Move Note Start Later (fine)"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::move_note_starts_later_fine));
ActionManager::register_action (_midi_actions, X_("move-starts-later"), _("Move Note Start Later"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::move_note_starts_later));
ActionManager::register_action (_midi_actions, X_("move-ends-earlier-fine"), _("Move Note Ends Earlier (fine)"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::move_note_ends_earlier_fine));
ActionManager::register_action (_midi_actions, X_("move-ends-earlier"), _("Move Note Ends Earlier"), sigc::bind (sigc::mem_fun (*this, &EditingContext::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"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::select_next_note));
ActionManager::register_action (_midi_actions, X_("alt-select-next"), _("Select Next (alternate)"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::select_next_note));
ActionManager::register_action (_midi_actions, X_("select-previous"), _("Select Previous"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::select_previous_note));
ActionManager::register_action (_midi_actions, X_("alt-select-previous"), _("Select Previous (alternate)"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::select_previous_note));
ActionManager::register_action (_midi_actions, X_("add-select-next"), _("Add Next to Selection"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::add_select_next_note));
ActionManager::register_action (_midi_actions, X_("alt-add-select-next"), _("Add Next to Selection (alternate)"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::add_select_next_note));
ActionManager::register_action (_midi_actions, X_("add-select-previous"), _("Add Previous to Selection"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::add_select_previous_note));
ActionManager::register_action (_midi_actions, X_("alt-add-select-previous"), _("Add Previous to Selection (alternate)"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::add_select_previous_note));
ActionManager::register_action (_midi_actions, X_("increase-velocity"), _("Increase Velocity"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::increase_note_velocity));
ActionManager::register_action (_midi_actions, X_("increase-velocity-fine"), _("Increase Velocity (fine)"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::increase_note_velocity_fine));
ActionManager::register_action (_midi_actions, X_("increase-velocity-smush"), _("Increase Velocity (allow mush)"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::increase_note_velocity_smush));
ActionManager::register_action (_midi_actions, X_("increase-velocity-together"), _("Increase Velocity (non-relative)"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::increase_note_velocity_together));
ActionManager::register_action (_midi_actions, X_("increase-velocity-fine-smush"), _("Increase Velocity (fine, allow mush)"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::increase_note_velocity_fine_smush));
ActionManager::register_action (_midi_actions, X_("increase-velocity-fine-together"), _("Increase Velocity (fine, non-relative)"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::increase_note_velocity_fine_together));
ActionManager::register_action (_midi_actions, X_("increase-velocity-smush-together"), _("Increase Velocity (maintain ratios, allow mush)"), sigc::bind (sigc::mem_fun (*this, &EditingContext::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)"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::increase_note_velocity_fine_smush_together));
ActionManager::register_action (_midi_actions, X_("decrease-velocity"), _("Decrease Velocity"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::decrease_note_velocity));
ActionManager::register_action (_midi_actions, X_("decrease-velocity-fine"), _("Decrease Velocity (fine)"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::decrease_note_velocity_fine));
ActionManager::register_action (_midi_actions, X_("decrease-velocity-smush"), _("Decrease Velocity (allow mush)"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::decrease_note_velocity_smush));
ActionManager::register_action (_midi_actions, X_("decrease-velocity-together"), _("Decrease Velocity (non-relative)"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::decrease_note_velocity_together));
ActionManager::register_action (_midi_actions, X_("decrease-velocity-fine-smush"), _("Decrease Velocity (fine, allow mush)"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::decrease_note_velocity_fine_smush));
ActionManager::register_action (_midi_actions, X_("decrease-velocity-fine-together"), _("Decrease Velocity (fine, non-relative)"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::decrease_note_velocity_fine_together));
ActionManager::register_action (_midi_actions, X_("decrease-velocity-smush-together"), _("Decrease Velocity (maintain ratios, allow mush)"), sigc::bind (sigc::mem_fun (*this, &EditingContext::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)"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::decrease_note_velocity_fine_smush_together));
ActionManager::register_action (_midi_actions, X_("transpose-up-octave"), _("Transpose Up (octave)"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::transpose_up_octave));
ActionManager::register_action (_midi_actions, X_("transpose-up-octave-smush"), _("Transpose Up (octave, allow mush)"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::transpose_up_octave_smush));
ActionManager::register_action (_midi_actions, X_("transpose-up-semitone"), _("Transpose Up (semitone)"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::transpose_up_tone));
ActionManager::register_action (_midi_actions, X_("transpose-up-semitone-smush"), _("Transpose Up (semitone, allow mush)"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::transpose_up_octave_smush));
ActionManager::register_action (_midi_actions, X_("transpose-down-octave"), _("Transpose Down (octave)"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::transpose_down_octave));
ActionManager::register_action (_midi_actions, X_("transpose-down-octave-smush"), _("Transpose Down (octave, allow mush)"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::transpose_down_octave_smush));
ActionManager::register_action (_midi_actions, X_("transpose-down-semitone"), _("Transpose Down (semitone)"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::transpose_down_tone));
ActionManager::register_action (_midi_actions, X_("transpose-down-semitone-smush"), _("Transpose Down (semitone, allow mush)"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::transpose_down_octave_smush));
ActionManager::register_action (_midi_actions, X_("nudge-later"), _("Nudge Notes Later (grid)"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::nudge_notes_later));
ActionManager::register_action (_midi_actions, X_("nudge-later-fine"), _("Nudge Notes Later (1/4 grid)"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::nudge_notes_later_fine));
ActionManager::register_action (_midi_actions, X_("nudge-earlier"), _("Nudge Notes Earlier (grid)"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::nudge_notes_earlier));
ActionManager::register_action (_midi_actions, X_("nudge-earlier-fine"), _("Nudge Notes Earlier (1/4 grid)"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::nudge_notes_earlier_fine));
ActionManager::register_action (_midi_actions, X_("edit-channels"), _("Edit Note Channels"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::channel_edit));
ActionManager::register_action (_midi_actions, X_("edit-velocities"), _("Edit Note Velocities"), sigc::bind (sigc::mem_fun (*this, &EditingContext::midi_action), &MidiRegionView::velocity_edit));
ActionManager::register_action (_midi_actions, X_("quantize-selected-notes"), _("Quantize Selected Notes"), sigc::bind (sigc::mem_fun (*this, &EditingContext::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::mem_fun(*this, &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::mem_fun(*this, &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::mem_fun(*this, &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::mem_fun(*this, &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::mem_fun(*this, &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::mem_fun(*this, &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::mem_fun(*this, &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::mem_fun(*this, &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::mem_fun(*this, &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::mem_fun(*this, &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::mem_fun(*this, &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::mem_fun(*this, &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::mem_fun(*this, &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::mem_fun(*this, &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::mem_fun(*this, &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::mem_fun(*this, &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::mem_fun(*this, &EditingContext::draw_length_chosen), Editing::GridTypeBar)));
ActionManager::register_radio_action (length_actions, draw_length_group, X_("draw-length-auto"), _("Auto"), (sigc::bind (sigc::mem_fun(*this, &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::mem_fun(*this, &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::mem_fun(*this, &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::mem_fun(*this, &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::mem_fun(*this, &EditingContext::draw_channel_chosen), i)));
}
ActionManager::set_sensitive (_midi_actions, false);
}
void
EditingContext::midi_action (void (MidiRegionView::*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*/
}
act = ActionManager::get_action (X_("Snap"), 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)
{
/* 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)
{
/* 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)
{
/* 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 = ActionManager::get_radio_action (X_("MouseMode"), X_("set-mouse-mode-object"));
ract->set_active (true);
}
ActionManager::get_action (X_("MouseMode"), X_("set-mouse-mode-grid"))->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)
{
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)
{
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)
{
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)
{
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)
{
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;
}
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