72 lines
2.0 KiB
C++
72 lines
2.0 KiB
C++
/*
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* Copyright (C) 2011-2016 Paul Davis <paul@linuxaudiosystems.com>
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* Copyright (C) 2017-2019 Robin Gareus <robin@gareus.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more 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 Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "ardour/pannable.h"
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#include "ardour/panner.h"
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#include "ardour/pan_controllable.h"
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using namespace ARDOUR;
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void
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PanControllable::actually_set_value (double v, Controllable::GroupControlDisposition group_override)
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{
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v = std::min (upper (), std::max (lower (), v));
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if (!owner || !owner->panner()) {
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/* no panner: just do it */
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AutomationControl::actually_set_value (v, group_override);
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return;
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}
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std::shared_ptr<Panner> p = owner->panner();
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bool can_set = false;
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switch (parameter().type()) {
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case PanWidthAutomation:
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can_set = p->clamp_width (v);
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break;
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case PanAzimuthAutomation:
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can_set = p->clamp_position (v);
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break;
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case PanElevationAutomation:
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can_set = p->clamp_elevation (v);
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break;
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default:
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break;
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}
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if (can_set) {
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AutomationControl::actually_set_value (v, group_override);
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}
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}
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std::string
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PanControllable::get_user_string () const
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{
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if (!owner || !owner->panner()) {
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/* assume PanAzimuthAutomation, 0..1 */
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float v = get_value ();
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char buf[32];
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snprintf(buf, sizeof(buf), "%.0f%%", 100.f * v);
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return buf;
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}
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return owner->panner()->value_as_string (std::dynamic_pointer_cast<const AutomationControl>(shared_from_this()));
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}
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