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Code Pull Requests Releases Activity

Correctly handle Zoom > Edit-point > Mouse 

Previously this failed if the event was initiated outside
of the canvas (e.g. Zoom buttons).

This also fixes a special case of Zooming to an edit-point at zero.
This commit is contained in:
Robin Gareus 2019-09-17 16:56:15 +02:00
parent 9851c9b08a
commit fb4cbb9f9e
Signed by: rgareus
GPG Key ID: A090BCE02CF57F04
1 changed files with 8 additions and 8 deletions
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16
gtk2_ardour/editor_ops.cc
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@ -1800,7 +1800,13 @@ Editor::temporal_zoom (samplecnt_t fpp)
new_page_size = (samplepos_t) floor (_visible_canvas_width * nfpp);
half_page_size = new_page_size / 2;
switch (zoom_focus) {
Editing::ZoomFocus zf = zoom_focus;
if (zf == ZoomFocusEdit && _edit_point == EditAtMouse) {
zf = ZoomFocusMouse;
}
switch (zf) {
case ZoomFocusLeft:
leftmost_after_zoom = current_leftmost;
break;
@ -1870,9 +1876,7 @@ Editor::temporal_zoom (samplecnt_t fpp)
case ZoomFocusEdit:
/* try to keep the edit point in the same place */
where = get_preferred_edit_position ();
if (where > 0) {
{
double l = - ((new_page_size * ((where - current_leftmost)/(double)current_page)) - where);
if (l < 0) {
@ -1882,10 +1886,6 @@ Editor::temporal_zoom (samplecnt_t fpp)
} else {
leftmost_after_zoom = (samplepos_t) l;
}
} else {
/* edit point not defined */
return;
}
break;