moji/main/boards/kevin-c3/led_strip_control.cc

#include "led_strip_control.h"
#include "settings.h"
#include <esp_log.h>

#define TAG "LedStripControl"


int LedStripControl::LevelToBrightness(int level) const {
    if (level < 0) level = 0;
    if (level > 8) level = 8;
    return (1 << level) - 1;  // 2^n - 1
}

StripColor LedStripControl::RGBToColor(int red, int green, int blue) {
    if (red < 0) red = 0;
    if (red > 255) red = 255;
    if (green < 0) green = 0;
    if (green > 255) green = 255;
    if (blue < 0) blue = 0;
    if (blue > 255) blue = 255;
    return {static_cast<uint8_t>(red), static_cast<uint8_t>(green), static_cast<uint8_t>(blue)};
}

LedStripControl::LedStripControl(CircularStrip* led_strip) 
    : Thing("LedStripControl", "LED 灯带控制，一共有8个灯珠"), led_strip_(led_strip) {
    // 从设置中读取亮度等级
    Settings settings("led_strip");
    brightness_level_ = settings.GetInt("brightness", 4);  // 默认等级4
    led_strip_->SetBrightness(LevelToBrightness(brightness_level_), 4);

    // 定义设备的属性
    properties_.AddNumberProperty("brightness", "对话时的亮度等级(0-8)", [this]() -> int {
        return brightness_level_;
    });

    // 定义设备可以被远程执行的指令
    methods_.AddMethod("SetBrightness", "设置对话时的亮度等级", ParameterList({
        Parameter("level", "亮度等级(0-8)", kValueTypeNumber, true)
    }), [this](const ParameterList& parameters) {
        int level = static_cast<int>(parameters["level"].number());
        ESP_LOGI(TAG, "Set LedStrip brightness level to %d", level);
        
        if (level < 0) level = 0;
        if (level > 8) level = 8;
        
        brightness_level_ = level;
        led_strip_->SetBrightness(LevelToBrightness(brightness_level_), 4);
        
        // 保存设置
        Settings settings("led_strip", true);
        settings.SetInt("brightness", brightness_level_);
    });

    methods_.AddMethod("SetSingleColor", "设置单个灯颜色", ParameterList({
        Parameter("index", "灯珠索引（0-7）", kValueTypeNumber, true),
        Parameter("red", "红色（0-255）", kValueTypeNumber, true),
        Parameter("green", "绿色（0-255）", kValueTypeNumber, true),
        Parameter("blue", "蓝色（0-255）", kValueTypeNumber, true)
    }), [this](const ParameterList& parameters) {
        int index = parameters["index"].number();
        StripColor color = RGBToColor(
            parameters["red"].number(),
            parameters["green"].number(),
            parameters["blue"].number()
        );
        ESP_LOGI(TAG, "Set led strip single color %d to %d, %d, %d",
            index, color.red, color.green, color.blue);
        led_strip_->SetSingleColor(index, color);
    });

    methods_.AddMethod("SetAllColor", "设置所有灯颜色", ParameterList({
        Parameter("red", "红色（0-255）", kValueTypeNumber, true),
        Parameter("green", "绿色（0-255）", kValueTypeNumber, true),
        Parameter("blue", "蓝色（0-255）", kValueTypeNumber, true)
    }), [this](const ParameterList& parameters) {
        StripColor color = RGBToColor(
            parameters["red"].number(),
            parameters["green"].number(),
            parameters["blue"].number()
        );
        ESP_LOGI(TAG, "Set led strip color to %d, %d, %d",
            color.red, color.green, color.blue
        );
        led_strip_->SetAllColor(color);
    });

    methods_.AddMethod("Blink", "闪烁动画", ParameterList({
        Parameter("red", "红色（0-255）", kValueTypeNumber, true),
        Parameter("green", "绿色（0-255）", kValueTypeNumber, true),
        Parameter("blue", "蓝色（0-255）", kValueTypeNumber, true),
        Parameter("interval", "间隔(ms)", kValueTypeNumber, true)
    }), [this](const ParameterList& parameters) {
        int interval = parameters["interval"].number();
        StripColor color = RGBToColor(
            parameters["red"].number(),
            parameters["green"].number(),
            parameters["blue"].number()
        );
        ESP_LOGI(TAG, "Blink led strip with color %d, %d, %d, interval %dms",
            color.red, color.green, color.blue, interval);
        led_strip_->Blink(color, interval);
    });

    methods_.AddMethod("Scroll", "跑马灯动画", ParameterList({
        Parameter("red", "红色（0-255）", kValueTypeNumber, true),
        Parameter("green", "绿色（0-255）", kValueTypeNumber, true),
        Parameter("blue", "蓝色（0-255）", kValueTypeNumber, true),
        Parameter("length", "滚动条长度（1-7）", kValueTypeNumber, true),
        Parameter("interval", "间隔(ms)", kValueTypeNumber, true)
    }), [this](const ParameterList& parameters) {
        int interval = parameters["interval"].number();
        int length = parameters["length"].number();
        StripColor low = RGBToColor(4, 4, 4);
        StripColor high = RGBToColor(
            parameters["red"].number(),
            parameters["green"].number(),
            parameters["blue"].number()
        );
        ESP_LOGI(TAG, "Scroll led strip with color %d, %d, %d, length %d, interval %dms",
            high.red, high.green, high.blue, length, interval);
        led_strip_->Scroll(low, high, length, interval);
    });
}