- ArdourCanvas::Group& _parent_group;
- ArdourCanvas::Group* group;
- ArdourCanvas::Line* line; /* line */
- ArdourCanvas::Points line_points; /* coordinates for canvas line */
- vector<ControlPoint*> control_points; /* visible control points */
-
- struct ALPoint {
- double x;
- double y;
- ALPoint (double xx, double yy) : x(xx), y(yy) {}
- };
-
- typedef std::vector<ALPoint> ALPoints;
-
- static void invalidate_point (ALPoints&, uint32_t index);
- static bool invalid_point (ALPoints&, uint32_t index);
-
- void determine_visible_control_points (ALPoints&);
- void sync_model_with_view_point (ControlPoint&, bool did_push, int64_t distance);
- void sync_model_with_view_line (uint32_t, uint32_t);
-
+ ArdourCanvas::Group& _parent_group;
+ ArdourCanvas::Group* group;
+ ArdourCanvas::Line* line; /* line */
+ ArdourCanvas::Points line_points; /* coordinates for canvas line */
+ std::vector<ControlPoint*> control_points; /* visible control points */
+
+ void sync_model_with_view_point (ControlPoint&, ARDOUR::framecnt_t);
+ void sync_model_with_view_points (std::list<ControlPoint*>, ARDOUR::framecnt_t);
+ void start_drag_common (double, float);
+