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/*
* Copyright 2023 jacqueline <me@jacqueline.id.au>
*
* SPDX-License-Identifier: GPL-3.0-only
*/
#include "wheel_encoder.hpp"
#include <sys/_stdint.h>
#include "core/lv_group.h"
#include "hal/lv_hal_indev.h"
namespace ui {
void encoder_read(lv_indev_drv_t* drv, lv_indev_data_t* data) {
TouchWheelEncoder* instance =
reinterpret_cast<TouchWheelEncoder*>(drv->user_data);
instance->Read(data);
}
void encoder_feedback(lv_indev_drv_t* drv, uint8_t event_code) {
ESP_LOGI("Touchwheel Event", "Event code: %d", event_code);
}
TouchWheelEncoder::TouchWheelEncoder(
std::weak_ptr<drivers::RelativeWheel> wheel)
: last_key_(0), wheel_(wheel) {
lv_indev_drv_init(&driver_);
driver_.type = LV_INDEV_TYPE_ENCODER;
driver_.read_cb = encoder_read;
// driver_.feedback_cb = encoder_feedback;
driver_.user_data = this;
registration_ = lv_indev_drv_register(&driver_);
}
auto TouchWheelEncoder::Read(lv_indev_data_t* data) -> void {
auto lock = wheel_.lock();
if (lock == nullptr) {
return;
}
lock->Update();
data->enc_diff = lock->ticks();
data->state =
lock->is_clicking() ? LV_INDEV_STATE_PRESSED : LV_INDEV_STATE_RELEASED;
}
} // namespace ui
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