+ void set_mouseover (PortMatrixNode const &);
+ void set_mouseover (std::list<PortMatrixNode> const &);
+ std::list<PortMatrixNode> mouseover () const {
+ return _mouseover;
+ }
+
+ void highlight_associated_channels (int, ARDOUR::BundleChannel);
+ void component_size_changed ();
+ std::pair<uint32_t, uint32_t> max_size () const;
+
+ uint32_t column_labels_border_x () const;
+ uint32_t column_labels_height () const;
+
+ sigc::signal<void> DimensionsChanged;
+