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Create the session range location as and when the session first gets some content. Allows both the beginning and end of the range to expand to contain the actual session contents.

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git-svn-id: svn://localhost/ardour2/branches/3.0@7087 d708f5d6-7413-0410-9779-e7cbd77b26cf
This commit is contained in:
Carl Hetherington 2010-05-09 20:48:21 +00:00
parent acfc44f388
commit 792e3de1d4
18 changed files with 175 additions and 138 deletions
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12
gtk2_ardour/editor_canvas.cc
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@ -780,20 +780,18 @@ Editor::tie_vertical_scrolling ()
void
Editor::set_horizontal_position (double p)
{
_horizontal_position = p;
/* horizontal scrolling only */
double x1, y1, x2, y2, x_delta;
_master_group->get_bounds (x1, y1, x2, y2);
x_delta = - (x1 + _horizontal_position);
x_delta = - (x1 + p);
_master_group->move (x_delta, 0);
timebar_group->move (x_delta, 0);
time_line_group->move (x_delta, 0);
cursor_group->move (x_delta, 0);
leftmost_frame = (nframes64_t) floor (_horizontal_position * frames_per_unit);
leftmost_frame = (nframes64_t) floor (p * frames_per_unit);
update_fixed_rulers ();
redisplay_tempo (true);
@ -921,3 +919,9 @@ Editor::update_canvas_now ()
track_canvas->update_now ();
}
}
double
Editor::horizontal_position () const
{
return frame_to_unit (leftmost_frame);
}