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/*
* Copyright 2023 jacqueline <me@jacqueline.id.au>
*
* SPDX-License-Identifier: GPL-3.0-only
*/
#pragma once
#include <stdint.h>
#include <cstdint>
#include <functional>
#include "esp_err.h"
#include "result.hpp"
#include "gpios.hpp"
#include "touchwheel.hpp"
namespace drivers {
class RelativeWheel {
public:
explicit RelativeWheel(TouchWheel& touch);
auto Update() -> void;
auto SetEnabled(bool) -> void;
auto is_clicking() -> bool;
auto ticks() -> std::int_fast16_t;
// Not copyable or movable.
RelativeWheel(const RelativeWheel&) = delete;
RelativeWheel& operator=(const RelativeWheel&) = delete;
private:
TouchWheel& touch_;
bool is_enabled_;
bool is_clicking_;
bool was_clicking_;
bool is_first_read_;
std::int_fast16_t ticks_;
uint8_t last_angle_;
};
} // namespace drivers
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