ardour/livetrax
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rework mouse hit creation (percussive mode) - mostly as per #7130.

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- snap behaviour is round to nearest

	- holding down button 1 while dragging creates many
	  (if not already present) hits.
This commit is contained in:
nick_m 2016-11-21 04:02:21 +11:00
parent 4d0422a0fc
commit 5bcb9adbf8
2 changed files with 105 additions and 3 deletions
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94
gtk2_ardour/editor_drag.cc
View File

@ -6333,6 +6333,100 @@ NoteCreateDrag::aborted (bool)
}
PercussiveCreateDrag::PercussiveCreateDrag (Editor* e, ArdourCanvas::Item* i, MidiRegionView* rv)
: Drag (e, i)
, _region_view (rv)
, _y (0.0)
{
}
PercussiveCreateDrag::~PercussiveCreateDrag ()
{
}
framecnt_t
PercussiveCreateDrag::grid_frames (framepos_t t) const
{
bool success;
Evoral::Beats grid_beats = _editor->get_grid_type_as_beats (success, t);
if (!success) {
grid_beats = Evoral::Beats(1);
}
const Evoral::Beats t_beats = _region_view->region_frames_to_region_beats (t);
return _region_view->region_beats_to_region_frames (t_beats + grid_beats)
- _region_view->region_beats_to_region_frames (t_beats);
}
void
PercussiveCreateDrag::start_grab (GdkEvent* event, Gdk::Cursor* cursor)
{
Drag::start_grab (event, cursor);
TempoMap& map (_editor->session()->tempo_map());
const framepos_t pf = _drags->current_pointer_frame ();
const int32_t divisions = _editor->get_grid_music_divisions (event->button.state);
bool success = false;
Evoral::Beats grid_beats = _editor->get_grid_type_as_beats (success, pf);
if (!success) {
grid_beats = Evoral::Beats(1);
}
const double eqaf = map.exact_qn_at_frame (pf, divisions);
const framepos_t start = map.frame_at_quarter_note (eqaf) - _region_view->region()->position();
MidiStreamView* sv = _region_view->midi_stream_view ();
_y = sv->note_to_y (sv->y_to_note (y_to_region (event->button.y)));
_region_view->create_note_at (start, _y, grid_beats, event->button.state, false);
}
void
PercussiveCreateDrag::motion (GdkEvent* event, bool)
{
TempoMap& map (_editor->session()->tempo_map());
const framepos_t pf = _drags->current_pointer_frame ();
const int32_t divisions = _editor->get_grid_music_divisions (event->button.state);
const double eqaf = map.exact_qn_at_frame (pf, divisions);
const framepos_t start = map.frame_at_quarter_note (eqaf) - _region_view->region()->position ();
MidiStreamView* sv = _region_view->midi_stream_view ();
_y = sv->note_to_y (sv->y_to_note (y_to_region (event->button.y)));
bool success = false;
Evoral::Beats grid_beats = _editor->get_grid_type_as_beats (success, pf);
if (!success) {
grid_beats = Evoral::Beats(1);
}
_region_view->create_note_at (start, _y, grid_beats, event->button.state, false);
}
void
PercussiveCreateDrag::finished (GdkEvent* /* ev */, bool /* had_movement */)
{
}
double
PercussiveCreateDrag::y_to_region (double y) const
{
double x = 0;
_region_view->get_canvas_group()->canvas_to_item (x, y);
return y;
}
void
PercussiveCreateDrag::aborted (bool)
{
// umm..
}
CrossfadeEdgeDrag::CrossfadeEdgeDrag (Editor* e, AudioRegionView* rv, ArdourCanvas::Item* i, bool start_yn)
: Drag (e, i)
, arv (rv)

14
gtk2_ardour/midi_region_view.cc
View File

@ -497,13 +497,20 @@ MidiRegionView::button_press (GdkEventButton* ev)
if (_mouse_state != SelectTouchDragging) {
_pressed_button = ev->button;
_mouse_state = Pressed;
if (m == MouseDraw || (m == MouseContent && Keyboard::modifier_state_contains (ev->state, Keyboard::insert_note_modifier()))) {
editor->drags()->set (new NoteCreateDrag (dynamic_cast<Editor *> (editor), group, this), (GdkEvent *) ev);
if (midi_view()->note_mode() == Percussive) {
editor->drags()->set (new PercussiveCreateDrag (dynamic_cast<Editor *> (editor), group, this), (GdkEvent *) ev);
} else {
editor->drags()->set (new NoteCreateDrag (dynamic_cast<Editor *> (editor), group, this), (GdkEvent *) ev);
}
_mouse_state = AddDragging;
remove_ghost_note ();
hide_verbose_cursor ();
} else {
_mouse_state = Pressed;
}
return true;
@ -3745,7 +3752,8 @@ MidiRegionView::update_ghost_note (double x, double y, uint32_t state)
framepos_t const unsnapped_frame = editor.pixel_to_sample (x);
const int32_t divisions = editor.get_grid_music_divisions (state);
const Evoral::Beats snapped_beats = snap_frame_to_grid_underneath (unsnapped_frame, divisions, true);
const bool shift_snap = midi_view()->note_mode() != Percussive;
const Evoral::Beats snapped_beats = snap_frame_to_grid_underneath (unsnapped_frame, divisions, shift_snap);
/* ghost note may have been snapped before region */
if (_ghost_note && snapped_beats.to_double() < 0.0) {