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Initial steps towards usable range-based automation editing.

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TODO:  needs undo. only works in top quarter of automation lane.  selection model feels weird sometimes.  needs to show gain curve when you are using Range tool
This commit is contained in:
Ben Loftis 2014-08-05 15:42:06 -05:00
parent 45afed5e9a
commit 16ca4e0f9a
5 changed files with 65 additions and 60 deletions
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33
libs/evoral/src/ControlList.cpp
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@ -443,6 +443,39 @@ ControlList::in_write_pass () const
return _in_write_pass;
}
void
ControlList::editor_add (double when, double value)
{
/* this is for making changes from a graphical line editor
*/
if (!clamp_value (when, value)) {
return;
}
if (_events.empty()) {
/* as long as the point we're adding is not at zero,
* add an "anchor" point there.
*/
if (when >= 1) {
_events.insert (_events.end(), new ControlEvent (0, _default_value));
DEBUG_TRACE (DEBUG::ControlList, string_compose ("@%1 added default value %2 at zero\n", this, _default_value));
}
}
ControlEvent cp (when, 0.0f);
iterator i = lower_bound (_events.begin(), _events.end(), &cp, time_comparator);
DEBUG_TRACE (DEBUG::ControlList, string_compose ("editor_add: actually add when= %1 value= %1\n", when, value));
_events.insert (i, new ControlEvent (when, value));
mark_dirty ();
maybe_signal_changed ();
}
void
ControlList::add (double when, double value, bool with_guards)
{