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Flip MIDI region view's verbose canvas cursor to above the mouse pointer if it is near the bottom of the canvas (#3842).

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git-svn-id: svn://localhost/ardour2/branches/3.0@9603 d708f5d6-7413-0410-9779-e7cbd77b26cf
This commit is contained in:
Carl Hetherington 2011-05-26 17:57:21 +00:00
parent d6be900da0
commit 135e064fbb
2 changed files with 10 additions and 0 deletions
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9
gtk2_ardour/midi_region_view.cc
View file

@ -3434,6 +3434,15 @@ MidiRegionView::show_verbose_cursor (string const & text, double xoffset, double
wx += xoffset; wx += xoffset;
wy += yoffset; wy += yoffset;
/* Flip the cursor above the mouse pointer if it would overlap the bottom of the canvas */
double x1, y1, x2, y2;
trackview.editor().verbose_cursor()->canvas_item()->get_bounds (x1, y1, x2, y2);
if ((wy + y2 - y1) > trackview.editor().canvas_height()) {
wy -= (y2 - y1) + 2 * yoffset;
}
trackview.editor().verbose_cursor()->set (text, wx, wy); trackview.editor().verbose_cursor()->set (text, wx, wy);
trackview.editor().verbose_cursor()->show (); trackview.editor().verbose_cursor()->show ();
} }

1
gtk2_ardour/public_editor.h
View file

@ -258,6 +258,7 @@ class PublicEditor : public Gtk::Window, public PBD::StatefulDestructible {
virtual void show_window () = 0; virtual void show_window () = 0;
virtual framepos_t leftmost_position() const = 0; virtual framepos_t leftmost_position() const = 0;
virtual framecnt_t current_page_frames() const = 0; virtual framecnt_t current_page_frames() const = 0;
virtual double canvas_height () const = 0;
virtual void temporal_zoom_step (bool coarser) = 0; virtual void temporal_zoom_step (bool coarser) = 0;
virtual void scroll_tracks_down_line () = 0; virtual void scroll_tracks_down_line () = 0;
virtual void scroll_tracks_up_line () = 0; virtual void scroll_tracks_up_line () = 0;