reconstruct led control

main/led/single_led.h

@@ -0,0 +1,38 @@
+#ifndef _SINGLE_LED_H_
+#define _SINGLE_LED_H_
+
+#include "led.h"
+#include <driver/gpio.h>
+#include <led_strip.h>
+#include <esp_timer.h>
+#include <atomic>
+#include <mutex>
+
+class SingleLed : public Led {
+public:
+    SingleLed(gpio_num_t gpio);
+    virtual ~SingleLed();
+
+    void OnStateChanged() override;
+
+private:
+    std::mutex mutex_;
+    TaskHandle_t blink_task_ = nullptr;
+    led_strip_handle_t led_strip_ = nullptr;
+    uint8_t r_ = 0, g_ = 0, b_ = 0;
+    int blink_counter_ = 0;
+    int blink_interval_ms_ = 0;
+    esp_timer_handle_t blink_timer_ = nullptr;
+
+    void StartBlinkTask(int times, int interval_ms);
+    void OnBlinkTimer();
+
+    void BlinkOnce();
+    void Blink(int times, int interval_ms);
+    void StartContinuousBlink(int interval_ms);
+    void TurnOn();
+    void TurnOff();
+    void SetColor(uint8_t r, uint8_t g, uint8_t b);
+};
+
+#endif // _SINGLE_LED_H_