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Disable midi model updates during trim drags. Speeds the drags up at the cost of not updating notes in real-time. Fixes #3162.

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git-svn-id: svn://localhost/ardour2/branches/3.0@7315 d708f5d6-7413-0410-9779-e7cbd77b26cf
This commit is contained in:
Carl Hetherington 2010-06-28 18:43:40 +00:00
parent 89b686f937
commit bf7023bc7f
4 changed files with 17 additions and 5 deletions
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9
gtk2_ardour/editor_drag.cc
View File

@ -1699,10 +1699,9 @@ TrimDrag::start_grab (GdkEvent* event, Gdk::Cursor *)
speed = tv->track()->speed();
}
nframes64_t region_start = (nframes64_t) (_primary->region()->position() / speed);
nframes64_t region_end = (nframes64_t) (_primary->region()->last_frame() / speed);
nframes64_t region_length = (nframes64_t) (_primary->region()->length() / speed);
nframes64_t const region_start = (nframes64_t) (_primary->region()->position() / speed);
nframes64_t const region_end = (nframes64_t) (_primary->region()->last_frame() / speed);
nframes64_t const region_length = (nframes64_t) (_primary->region()->length() / speed);
nframes64_t const pf = adjusted_current_frame (event);
@ -1778,6 +1777,7 @@ TrimDrag::motion (GdkEvent* event, bool first_move)
for (list<DraggingView>::const_iterator i = _views.begin(); i != _views.end(); ++i) {
RegionView* rv = i->view;
rv->fake_set_opaque(false);
rv->enable_display (false);
rv->region()->clear_history ();
rv->region()->suspend_property_changes ();
@ -1869,6 +1869,7 @@ TrimDrag::finished (GdkEvent* event, bool movement_occurred)
for (list<DraggingView>::const_iterator i = _views.begin(); i != _views.end(); ++i) {
_editor->thaw_region_after_trim (*i->view);
i->view->enable_display (true);
i->view->fake_set_opaque (true);
if (_have_transaction) {
_editor->session()->add_command (new StatefulDiffCommand (i->view->region()));

9
gtk2_ardour/midi_region_view.cc
View File

@ -2940,3 +2940,12 @@ MidiRegionView::color_handler ()
/* XXX probably more to do here */
}
void
MidiRegionView::enable_display (bool yn)
{
RegionView::enable_display (yn);
if (yn) {
redisplay_model ();
}
}

2
gtk2_ardour/midi_region_view.h
View File

@ -279,6 +279,8 @@ class MidiRegionView : public RegionView
void show_list_editor ();
void selection_as_notelist (Notes& selected, bool allow_all_if_none_selected = false);
void enable_display (bool);
protected:
/** Allows derived types to specify their visibility requirements

2
gtk2_ardour/region_view.h
View File

@ -86,7 +86,7 @@ class RegionView : public TimeAxisViewItem
virtual void entered () {}
virtual void exited () {}
void enable_display(bool yn) { _enable_display = yn; }
virtual void enable_display(bool yn) { _enable_display = yn; }
virtual void update_coverage_frames (LayerDisplay);
static PBD::Signal1<void,RegionView*> RegionViewGoingAway;