+
+void
+AudioRegionView::update_coverage_frames (LayerDisplay d)
+{
+ RegionView::update_coverage_frames (d);
+
+ if (fade_in_handle) {
+ fade_in_handle->raise_to_top ();
+ fade_out_handle->raise_to_top ();
+ }
+}
+
+void
+AudioRegionView::show_region_editor ()
+{
+ if (editor == 0) {
+ editor = new AudioRegionEditor (trackview.session(), audio_region());
+ }
+
+ editor->present ();
+ editor->set_position (Gtk::WIN_POS_MOUSE);
+ editor->show_all();
+}
+
+
+void
+AudioRegionView::show_fade_line (framepos_t pos)
+{
+ fade_position_line->property_x1() = trackview.editor().frame_to_pixel (pos);
+ fade_position_line->property_x2() = trackview.editor().frame_to_pixel (pos);
+ fade_position_line->show ();
+ fade_position_line->raise_to_top ();
+}
+
+void
+AudioRegionView::hide_fade_line ()
+{
+ fade_position_line->hide ();
+}
+
+
+void
+AudioRegionView::transients_changed ()
+{
+ AnalysisFeatureList analysis_features = _region->transients();
+
+ while (feature_lines.size() < analysis_features.size()) {
+
+ ArdourCanvas::Line* canvas_item = new ArdourCanvas::Line(*group);
+
+ ArdourCanvas::Points points;
+
+ points.push_back(Gnome::Art::Point(-1.0, 2.0)); // first x-coord needs to be a non-normal value
+ points.push_back(Gnome::Art::Point(1.0, _height - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 1));
+
+ canvas_item->property_points() = points;
+ canvas_item->property_width_pixels() = 1;
+ canvas_item->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_ZeroLine.get();
+ canvas_item->property_first_arrowhead() = TRUE;
+ canvas_item->property_last_arrowhead() = TRUE;
+ canvas_item->property_arrow_shape_a() = 11.0;
+ canvas_item->property_arrow_shape_b() = 0.0;
+ canvas_item->property_arrow_shape_c() = 4.0;
+
+ canvas_item->raise_to_top ();
+ canvas_item->show ();
+
+ canvas_item->set_data ("regionview", this);
+ canvas_item->signal_event().connect (sigc::bind (sigc::mem_fun (PublicEditor::instance(), &PublicEditor::canvas_feature_line_event), canvas_item, this));
+
+ feature_lines.push_back (make_pair(0, canvas_item));
+ }
+
+ while (feature_lines.size() > analysis_features.size()) {
+ ArdourCanvas::Line* line = feature_lines.back().second;
+ feature_lines.pop_back ();
+ delete line;
+ }
+
+ AnalysisFeatureList::const_iterator i;
+ list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator l;
+
+ for (i = analysis_features.begin(), l = feature_lines.begin(); i != analysis_features.end() && l != feature_lines.end(); ++i, ++l) {
+
+ ArdourCanvas::Points points;
+
+ float *pos = new float;
+ *pos = trackview.editor().frame_to_pixel (*i);
+
+ points.push_back(Gnome::Art::Point(*pos, 2.0)); // first x-coord needs to be a non-normal value
+ points.push_back(Gnome::Art::Point(*pos, _height - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 1));
+
+ (*l).second->property_points() = points;
+ (*l).second->set_data ("position", pos);
+
+ (*l).first = *i;
+ }
+}
+
+void
+AudioRegionView::update_transient(float /*old_pos*/, float new_pos)
+{
+ /* Find frame at old pos, calulate new frame then update region transients*/
+ list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator l;
+
+ for (l = feature_lines.begin(); l != feature_lines.end(); ++l) {
+
+ /* Line has been updated in drag so we compare to new_pos */
+
+ float* pos = (float*) (*l).second->get_data ("position");
+
+ if (rint(new_pos) == rint(*pos)) {
+
+ framepos_t old_frame = (*l).first;
+ framepos_t new_frame = trackview.editor().pixel_to_frame (new_pos);
+
+ _region->update_transient (old_frame, new_frame);
+
+ break;
+ }
+ }
+}
+
+void
+AudioRegionView::remove_transient(float pos)
+{
+ /* Find frame at old pos, calulate new frame then update region transients*/
+ list<std::pair<framepos_t, ArdourCanvas::Line*> >::iterator l;
+
+ for (l = feature_lines.begin(); l != feature_lines.end(); ++l) {
+
+ /* Line has been updated in drag so we compare to new_pos */
+ float *line_pos = (float*) (*l).second->get_data ("position");
+
+ if (rint(pos) == rint(*line_pos)) {
+ _region->remove_transient ((*l).first);
+ break;
+ }
+ }
+}
+
+void
+AudioRegionView::thaw_after_trim ()
+{
+ RegionView::thaw_after_trim ();
+
+ unhide_envelope ();
+}