, _grab_frame (0)
, _last_pointer_frame (0)
, _snap_delta (0)
+ , _constraint_pressed (false)
{
}
{
/* we set up x/y dragging constraints on first move */
+ _constraint_pressed = ArdourKeyboard::indicates_constraint (event->button.state);
_raw_grab_frame = _editor->canvas_event_sample (event, &_grab_x, &_grab_y);
if (Config->get_edit_mode() != Lock) {
if (event->motion.state & Gdk::BUTTON2_MASK) {
// if dragging with button2, the motion is x constrained, with constraint modifier it is y constrained
- if (Keyboard::modifier_state_equals (event->button.state, ArdourKeyboard::constraint_modifier ())) {
+ if (_constraint_pressed) {
_x_constrained = false;
_y_constrained = true;
} else {
_x_constrained = true;
_y_constrained = false;
}
- } else if (Keyboard::modifier_state_equals (event->button.state, ArdourKeyboard::constraint_modifier ())) {
+ } else if (_constraint_pressed) {
// if dragging normally, the motion is constrained to the first direction of movement.
if (_initially_vertical) {
_x_constrained = true;
}
- if (Keyboard::modifier_state_contains (event->button.state, ArdourKeyboard::constraint_modifier ())) {
+ if (ArdourKeyboard::indicates_constraint (event->button.state)) {
/* use vertical movement to alter tempo .. should be log */
double new_bpm = _real_section->beats_per_minute() + ((last_pointer_y() - current_pointer_y()) / 5.0);
stringstream strs;
show_verbose_cursor_text (strs.str());
} else if (_movable && !_real_section->locked_to_meter()) {
- const framepos_t pf = adjusted_current_frame (event);
+ framepos_t pf;
+
+ if (_editor->snap_musical()) {
+ /* we can't snap to a grid that we are about to move.
+ * gui_move_tempo() will sort out snap using the supplied beat divisions.
+ */
+ pf = adjusted_current_frame (event, false);
+ } else {
+ pf = adjusted_current_frame (event);
+ }
+
TempoMap& map (_editor->session()->tempo_map());
/* snap to beat is 1, snap to bar is -1 (sorry) */
- int sub_num = _editor->get_grid_music_divisions (event->button.state);
+ const int sub_num = _editor->get_grid_music_divisions (event->button.state);
map.gui_move_tempo (_real_section, pf, sub_num);
pf = adjusted_current_frame (event);
}
- if (Keyboard::modifier_state_contains (event->button.state, ArdourKeyboard::constraint_modifier())) {
+ if (ArdourKeyboard::indicates_constraint (event->button.state)) {
/* adjust previous tempo to match pointer frame */
_editor->session()->tempo_map().gui_dilate_tempo (_tempo, map.frame_at_pulse (_pulse), pf, _pulse);
}
frameoffset_t
NoteDrag::total_dx (const guint state) const
{
+ if (_x_constrained) {
+ return 0;
+ }
+
/* dx in frames */
frameoffset_t const dx = _editor->pixel_to_sample (_drags->current_pointer_x() - grab_x());
int8_t
NoteDrag::total_dy () const
{
+ if (_y_constrained) {
+ return 0;
+ }
+
MidiStreamView* msv = _region->midi_stream_view ();
double const y = _region->midi_view()->y_position ();
/* new current note */
int8_t const dy = total_dy ();
/* Now work out what we have to do to the note canvas items to set this new drag delta */
- double const tdx = _editor->sample_to_pixel (dx) - _cumulative_dx;
- double const tdy = -dy * _note_height - _cumulative_dy;
+ double const tdx = _x_constrained ? 0 : _editor->sample_to_pixel (dx) - _cumulative_dx;
+ double const tdy = _y_constrained ? 0 : -dy * _note_height - _cumulative_dy;
if (tdx || tdy) {
_cumulative_dx += tdx;
int8_t note_delta = total_dy();
- _region->move_selection (tdx, tdy, note_delta);
+ if (tdx || tdy) {
+ _region->move_selection (tdx, tdy, note_delta);
- /* the new note value may be the same as the old one, but we
- * don't know what that means because the selection may have
- * involved more than one note and we might be doing something
- * odd with them. so show the note value anyway, always.
- */
+ /* the new note value may be the same as the old one, but we
+ * don't know what that means because the selection may have
+ * involved more than one note and we might be doing something
+ * odd with them. so show the note value anyway, always.
+ */
- uint8_t new_note = min (max (_primary->note()->note() + note_delta, 0), 127);
+ uint8_t new_note = min (max (_primary->note()->note() + note_delta, 0), 127);
- _region->show_verbose_cursor_for_new_note_value (_primary->note(), new_note);
+ _region->show_verbose_cursor_for_new_note_value (_primary->note(), new_note);
+ }
}
}