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livetrax/libs/ardour/scene_change.cc
Paul Davis b35518e212 switch from boost::{shared,weak}_ptr to std::{shared,weak}_ptr
This is mostly a simple lexical search+replace but the absence of operator< for
std::weak_ptr<T> leads to some complications, particularly with Evoral::Sequence
and ExportPortChannel.
2023-03-24 14:19:15 -06:00

68 lines
1.8 KiB
C++

/*
* Copyright (C) 2014-2016 Paul Davis <paul@linuxaudiosystems.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "ardour/midi_scene_change.h"
#include "pbd/i18n.h"
using namespace PBD;
using namespace ARDOUR;
std::string SceneChange::xml_node_name = X_("SceneChange");
const uint32_t SceneChange::out_of_bound_color = 0x00000000; /* note: zero alpha means invisible, which acts as out-of-bound signal */
std::shared_ptr<SceneChange>
SceneChange::factory (const XMLNode& node, int version)
{
XMLProperty const * prop = node.property (X_("type"));
if (prop->value() == X_("MIDI")) {
return std::shared_ptr<SceneChange> (new MIDISceneChange (node, version));
}
return std::shared_ptr<SceneChange>();
}
SceneChange::SceneChange ()
: _color (out_of_bound_color)
, _active (true)
{
}
void
SceneChange::set_color (uint32_t c)
{
_color = c;
ColorChanged (); /* EMIT SIGNAL */
}
uint32_t
SceneChange::color() const
{
return _color;
}
void
SceneChange::set_active (bool yn)
{
if (_active != yn) {
_active = yn;
ActiveChanged (); /* EMIT SIGNAL */
}
}