还得移植lv的fs

code/esp32c3_espidf/main/lv_apps/helloworld/lv_helloworld.c

@@ -1,4 +1,7 @@
 #include "lv_helloworld.h"
+#include "lv_load_font_from_spiffs.h"
+
+static const char *TAG = "DEMO1";
 
 LV_FONT_DECLARE(my_cn_font);
 
@@ -7,12 +10,21 @@ LV_FONT_DECLARE(my_cn_font);
  */
 void lv_example_get_started_1(void)
 {
+
+    // 1. 加载中文字体
+    lv_font_t* cn_font_16 = load_chinese_font_from_spiffs("/spiffs/cn_font.bin");
+    if (cn_font_16 == NULL) {
+        ESP_LOGE(TAG, "无法加载中文字体，使用默认字体");
+        cn_font_16 = &my_cn_font; // 回退到默认字体
+    }
+
+
     /*Change the active screen's background color*/
     lv_obj_set_style_bg_color(lv_screen_active(), lv_color_hex(0x003a57), LV_PART_MAIN);
 
     static lv_style_t style_label;
     lv_style_init(&style_label);
-    lv_style_set_text_font(&style_label, &my_cn_font); // 关键：设置字体
+    //lv_style_set_text_font(&style_label, &cn_font_16); // 关键：设置字体
 
     /*Create a white label, set its text and align it to the center*/
     lv_obj_t *label = lv_label_create(lv_screen_active());

code/esp32c3_espidf/main/lv_apps/helloworld/lv_helloworld.h

@@ -2,6 +2,7 @@
 #define LV_HELLOWORLD_H
 
 #include "lvgl.h"
+#include "esp_log.h"
 
 void lv_example_get_started_1(void);