86 lines
2.2 KiB
C++
86 lines
2.2 KiB
C++
/* This file is part of Evoral.
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* Copyright (C) 2008 David Robillard <http://drobilla.net>
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* Copyright (C) 2000-2008 Paul Davis
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*
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* Evoral is free software; you can redistribute it and/or modify it under the
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* terms of the GNU General Public License as published by the Free Software
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* Foundation; either version 2 of the License, or (at your option) any later
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* version.
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*
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* Evoral is distributed in the hope that it will be useful, but WITHOUT ANY
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* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU General Public License for details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <iostream>
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#include "evoral/Control.hpp"
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#include "evoral/ControlList.hpp"
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#include "evoral/ParameterDescriptor.hpp"
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#include "evoral/TypeMap.hpp"
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namespace Evoral {
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Control::Control(const Parameter& parameter,
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const ParameterDescriptor& desc,
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boost::shared_ptr<ControlList> list)
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: _parameter(parameter)
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, _user_value(desc.normal)
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{
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set_list (list);
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}
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/** Get the currently effective value (ie the one that corresponds to current output)
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*/
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double
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Control::get_double (bool from_list, double frame) const
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{
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if (from_list) {
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return _list->eval(frame);
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} else {
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return _user_value;
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}
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}
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void
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Control::set_double (double value, double frame, bool to_list)
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{
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_user_value = value;
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/* if we're in a write pass, the automation watcher will determine the
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values and add them to the list, so we we don't need to bother.
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*/
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if (to_list && (!_list->in_write_pass() || _list->descriptor().toggled)) {
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_list->add (frame, value, false);
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}
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}
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void
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Control::set_list(boost::shared_ptr<ControlList> list)
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{
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_list_marked_dirty_connection.disconnect ();
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_list = list;
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if (_list) {
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_list->Dirty.connect_same_thread (_list_marked_dirty_connection, boost::bind (&Control::list_marked_dirty, this));
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}
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}
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void
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Control::list_marked_dirty ()
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{
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ListMarkedDirty (); /* EMIT SIGNAL */
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}
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} // namespace Evoral
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