ardupilot/libraries/SITL/SIM_Buzzer.h

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/*
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 3 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, see <http://www.gnu.org/licenses/>.
*/
/*
simple buzzer simulation class
*/
#pragma once
#include <AP_Param/AP_Param.h>
#include "SITL_Input.h"
#include "stdint.h"
namespace SITL {
class Buzzer {
public:
Buzzer();
// update buzzer state
void update(const struct sitl_input &input);
static const struct AP_Param::GroupInfo var_info[];
bool is_enabled() const {return static_cast<bool>(_enable);}
private:
AP_Int8 _enable; // enable buzzer sim
AP_Int8 _pin;
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#ifdef WITH_SITL_TONEALARM
bool was_on;
uint32_t on_time;
bool prep_done;
#endif
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};
}