LineDrag fixes wrt initial drag position and display of y value.

diff --git a/gtk2_ardour/editor_drag.cc b/gtk2_ardour/editor_drag.cc
index 7667d93d576f5c78e5763dbe6dc5e0549e239996..52d2c698bd9125e4a7b3e6bc7132e0a43ff889d2 100644 (file)
--- a/gtk2_ardour/editor_drag.cc
+++ b/gtk2_ardour/editor_drag.cc
@@ -4361,14 +4361,17 @@ LineDrag::motion (GdkEvent* event, bool first_move)
        uint32_t ignored;
 
        if (first_move) {
+               float const initial_fraction = 1.0 - (_fixed_grab_y / _line->height());
+
                _editor->begin_reversible_command (_("automation range move"));
-               _line->start_drag_line (_before, _after, fraction);
+               _line->start_drag_line (_before, _after, initial_fraction);
        }
 
        /* we are ignoring x position for this drag, so we can just pass in anything */
-       _line->drag_motion (0, fraction, true, false, ignored);
+       pair<double, float> result;
 
-       show_verbose_cursor_text (_line->get_verbose_cursor_string (fraction));
+       result = _line->drag_motion (0, fraction, true, false, ignored);
+       show_verbose_cursor_text (_line->get_verbose_cursor_string (result.second));
 }
 
 void