feat: 增强用户界面组件与功能

- 在 CMakeLists.txt 中添加新的源文件和依赖项以支持 UI 组件
- 新增 ui.c、ui_helpers.c、ui_events.h、ui.h、screens/ui_Screen1.c 和相关头文件，构建用户界面
- 更新 main.c 以初始化 UI 组件并调整 LVGL 任务栈大小
- 引入新的屏幕和控件，提升用户交互体验
- 添加 project.info 文件以记录项目元数据

main/CMakeLists.txt

@@ -1,3 +1,13 @@
-idf_component_register(SRCS "main.c" "lvgl_demo_ui.c"
+idf_component_register(SRCS 
-                    PRIV_REQUIRES esp_wifi nvs_flash esp_driver_ledc
+                        "main.c" 
+                        "lvgl_demo_ui.c"
+                        "ui.c"
+                        "ui_helpers.c"
+                        "screens/ui_Screen1.c"
+                        "components/ui_comp_hook.c"
+                    PRIV_REQUIRES 
+                        esp_wifi 
+                        nvs_flash 
+                        esp_driver_ledc
+                        lvgl
                     INCLUDE_DIRS ".")

main/components/ui_comp_hook.c

@@ -0,0 +1,5 @@
+// This file was generated by SquareLine Studio
+// SquareLine Studio version: SquareLine Studio 1.6.1
+// LVGL version: 9.2.2
+// Project name: HeavenlyHeroStar
+

main/filelist.txt

@@ -0,0 +1,4 @@
+screens/ui_Screen1.c
+ui.c
+components/ui_comp_hook.c
+ui_helpers.c

main/main.c

@@ -34,6 +34,8 @@
 #include "lwip/err.h"
 #include "lwip/sys.h"
 
+#include "ui.h"
+
 /* The examples use WiFi configuration that you can set via project
    configuration menu
 
@@ -129,7 +131,8 @@
 #define EXAMPLE_LVGL_TICK_PERIOD_MS 2
 #define EXAMPLE_LVGL_TASK_MAX_DELAY_MS 500
 #define EXAMPLE_LVGL_TASK_MIN_DELAY_MS 1000 / CONFIG_FREERTOS_HZ
-#define EXAMPLE_LVGL_TASK_STACK_SIZE (4 * 1024)
+// 8KB stack size for LVGL task
+#define EXAMPLE_LVGL_TASK_STACK_SIZE (8 * 1024)
 #define EXAMPLE_LVGL_TASK_PRIORITY 2
 
 // 开启触摸屏支持
@@ -197,7 +200,7 @@ static const char *TAG = "example";
 
 static int s_retry_num = 0;
 
-extern void example_lvgl_demo_ui(lv_disp_t *disp);
+// extern void example_lvgl_demo_ui(lv_disp_t *disp);
 
 /**
  * @brief 设置 LCD 背光亮度
@@ -544,10 +547,11 @@ void app_main(void) {
   xTaskCreate(example_lvgl_port_task, "LVGL", EXAMPLE_LVGL_TASK_STACK_SIZE,
               NULL, EXAMPLE_LVGL_TASK_PRIORITY, NULL);
 
-  ESP_LOGI(TAG, "Display LVGL Meter Widget");
+  ESP_LOGI(TAG, "Lock the mutex due to the LVGL APIs are not thread-safe");
   // Lock the mutex due to the LVGL APIs are not thread-safe
   _lock_acquire(&lvgl_api_lock);
-  example_lvgl_demo_ui(display);
+  // example_lvgl_demo_ui(display);
+  ui_init();
   _lock_release(&lvgl_api_lock);
 
   // Initialize NVS

main/project.info

@@ -0,0 +1,9 @@
+{
+    "project_name": "HeavenlyHeroStar.spj",
+    "datetime": "2026-06-30T17:42:22.1833279+08:00",
+    "editor_version": "1.6.1",
+    "project_version": 0,
+    "user": "tzyd rsgl",
+    "export_datetime": "2026-06-30T17:42:22.1833279+08:00",
+    "export_user": "tzyd rsgl"
+}

main/screens/ui_Screen1.c

@@ -0,0 +1,39 @@
+// This file was generated by SquareLine Studio
+// SquareLine Studio version: SquareLine Studio 1.6.1
+// LVGL version: 9.2.2
+// Project name: HeavenlyHeroStar
+
+#include "../ui.h"
+
+lv_obj_t * uic_Calendar1;
+lv_obj_t * ui_Screen1 = NULL;
+lv_obj_t * ui_Calendar1 = NULL;
+// event funtions
+
+// build funtions
+
+void ui_Screen1_screen_init(void)
+{
+    ui_Screen1 = lv_obj_create(NULL);
+    lv_obj_remove_flag(ui_Screen1, LV_OBJ_FLAG_SCROLLABLE);      /// Flags
+
+    ui_Calendar1 = lv_calendar_create(ui_Screen1);
+    lv_obj_t * ui_Calendar1_header = lv_calendar_header_arrow_create(ui_Calendar1);
+    lv_obj_set_width(ui_Calendar1, 170);
+    lv_obj_set_height(ui_Calendar1, 320);
+    lv_obj_set_align(ui_Calendar1, LV_ALIGN_CENTER);
+
+    uic_Calendar1 = ui_Calendar1;
+
+}
+
+void ui_Screen1_screen_destroy(void)
+{
+    if(ui_Screen1) lv_obj_del(ui_Screen1);
+
+    // NULL screen variables
+    ui_Screen1 = NULL;
+    uic_Calendar1 = NULL;
+    ui_Calendar1 = NULL;
+
+}

main/screens/ui_Screen1.h

@@ -0,0 +1,26 @@
+// This file was generated by SquareLine Studio
+// SquareLine Studio version: SquareLine Studio 1.6.1
+// LVGL version: 9.2.2
+// Project name: HeavenlyHeroStar
+
+#ifndef UI_SCREEN1_H
+#define UI_SCREEN1_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+// SCREEN: ui_Screen1
+extern void ui_Screen1_screen_init(void);
+extern void ui_Screen1_screen_destroy(void);
+extern lv_obj_t * ui_Screen1;
+extern lv_obj_t * ui_Calendar1;
+// CUSTOM VARIABLES
+extern lv_obj_t * uic_Calendar1;
+
+#ifdef __cplusplus
+} /*extern "C"*/
+#endif
+
+#endif
+

main/ui.c

@@ -0,0 +1,41 @@
+// This file was generated by SquareLine Studio
+// SquareLine Studio version: SquareLine Studio 1.6.1
+// LVGL version: 9.2.2
+// Project name: HeavenlyHeroStar
+
+#include "ui.h"
+#include "ui_helpers.h"
+
+///////////////////// VARIABLES ////////////////////
+
+// EVENTS
+lv_obj_t * ui____initial_actions0;
+
+// IMAGES AND IMAGE SETS
+
+///////////////////// TEST LVGL SETTINGS ////////////////////
+#if LV_COLOR_DEPTH != 16
+    #error "LV_COLOR_DEPTH should be 16bit to match SquareLine Studio's settings"
+#endif
+
+///////////////////// ANIMATIONS ////////////////////
+
+///////////////////// FUNCTIONS ////////////////////
+
+///////////////////// SCREENS ////////////////////
+
+void ui_init(void)
+{
+    lv_disp_t * dispp = lv_display_get_default();
+    lv_theme_t * theme = lv_theme_default_init(dispp, lv_palette_main(LV_PALETTE_BLUE), lv_palette_main(LV_PALETTE_RED),
+                                               false, LV_FONT_DEFAULT);
+    lv_disp_set_theme(dispp, theme);
+    ui_Screen1_screen_init();
+    ui____initial_actions0 = lv_obj_create(NULL);
+    lv_disp_load_scr(ui_Screen1);
+}
+
+void ui_destroy(void)
+{
+    ui_Screen1_screen_destroy();
+}

main/ui.h

@@ -0,0 +1,38 @@
+// This file was generated by SquareLine Studio
+// SquareLine Studio version: SquareLine Studio 1.6.1
+// LVGL version: 9.2.2
+// Project name: HeavenlyHeroStar
+
+#ifndef _HEAVENLYHEROSTAR_UI_H
+#define _HEAVENLYHEROSTAR_UI_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include "lvgl.h"
+
+#include "ui_helpers.h"
+#include "ui_events.h"
+
+
+///////////////////// SCREENS ////////////////////
+
+#include "screens/ui_Screen1.h"
+
+///////////////////// VARIABLES ////////////////////
+
+
+// EVENTS
+
+extern lv_obj_t * ui____initial_actions0;
+
+// UI INIT
+void ui_init(void);
+void ui_destroy(void);
+
+#ifdef __cplusplus
+} /*extern "C"*/
+#endif
+
+#endif

main/ui_events.h

@@ -0,0 +1,17 @@
+// This file was generated by SquareLine Studio
+// SquareLine Studio version: SquareLine Studio 1.6.1
+// LVGL version: 9.2.2
+// Project name: HeavenlyHeroStar
+
+#ifndef _UI_EVENTS_H
+#define _UI_EVENTS_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifdef __cplusplus
+} /*extern "C"*/
+#endif
+
+#endif

main/ui_helpers.c

@@ -0,0 +1,353 @@
+// This file was generated by SquareLine Studio
+// SquareLine Studio version: SquareLine Studio 1.6.1
+// LVGL version: 9.2.2
+// Project name: HeavenlyHeroStar
+
+#include "ui_helpers.h"
+
+void _ui_bar_set_property(lv_obj_t * target, int id, int val)
+{
+    if(id == _UI_BAR_PROPERTY_VALUE_WITH_ANIM) lv_bar_set_value(target, val, LV_ANIM_ON);
+    if(id == _UI_BAR_PROPERTY_VALUE) lv_bar_set_value(target, val, LV_ANIM_OFF);
+}
+
+void _ui_basic_set_property(lv_obj_t * target, int id, int val)
+{
+    if(id == _UI_BASIC_PROPERTY_POSITION_X) lv_obj_set_x(target, val);
+    if(id == _UI_BASIC_PROPERTY_POSITION_Y) lv_obj_set_y(target, val);
+    if(id == _UI_BASIC_PROPERTY_WIDTH) lv_obj_set_width(target, val);
+    if(id == _UI_BASIC_PROPERTY_HEIGHT) lv_obj_set_height(target, val);
+}
+
+
+void _ui_dropdown_set_property(lv_obj_t * target, int id, int val)
+{
+    if(id == _UI_DROPDOWN_PROPERTY_SELECTED) lv_dropdown_set_selected(target, val);
+}
+
+void _ui_image_set_property(lv_obj_t * target, int id, uint8_t * val)
+{
+    if(id == _UI_IMAGE_PROPERTY_IMAGE) lv_image_set_src(target, val);
+}
+
+void _ui_label_set_property(lv_obj_t * target, int id, const char * val)
+{
+    if(id == _UI_LABEL_PROPERTY_TEXT) lv_label_set_text(target, val);
+}
+
+
+void _ui_roller_set_property(lv_obj_t * target, int id, int val)
+{
+    if(id == _UI_ROLLER_PROPERTY_SELECTED_WITH_ANIM) lv_roller_set_selected(target, val, LV_ANIM_ON);
+    if(id == _UI_ROLLER_PROPERTY_SELECTED) lv_roller_set_selected(target, val, LV_ANIM_OFF);
+}
+
+void _ui_slider_set_property(lv_obj_t * target, int id, int val)
+{
+    if(id == _UI_SLIDER_PROPERTY_VALUE_WITH_ANIM) lv_slider_set_value(target, val, LV_ANIM_ON);
+    if(id == _UI_SLIDER_PROPERTY_VALUE) lv_slider_set_value(target, val, LV_ANIM_OFF);
+}
+
+
+void _ui_screen_change(lv_obj_t ** target, lv_screen_load_anim_t fademode, int spd, int delay,
+                       void (*target_init)(void))
+{
+    if(*target == NULL)
+        target_init();
+    lv_screen_load_anim(*target, fademode, spd, delay, false);
+}
+
+void _ui_screen_delete(void (*target)(void))
+{
+    if(target != NULL) {
+        target();
+    }
+}
+
+void _ui_arc_increment(lv_obj_t * target, int val)
+{
+    int old = lv_arc_get_value(target);
+    lv_arc_set_value(target, old + val);
+    lv_obj_send_event(target, LV_EVENT_VALUE_CHANGED, 0);
+}
+
+void _ui_bar_increment(lv_obj_t * target, int val, int anm)
+{
+    int old = lv_bar_get_value(target);
+    lv_bar_set_value(target, old + val, anm);
+}
+
+void _ui_slider_increment(lv_obj_t * target, int val, int anm)
+{
+    int old = lv_slider_get_value(target);
+    lv_slider_set_value(target, old + val, anm);
+    lv_obj_send_event(target, LV_EVENT_VALUE_CHANGED, 0);
+}
+
+void _ui_keyboard_set_target(lv_obj_t * keyboard, lv_obj_t * textarea)
+{
+    lv_keyboard_set_textarea(keyboard, textarea);
+}
+
+void _ui_flag_modify(lv_obj_t * target, int32_t flag, int value)
+{
+    if(value == _UI_MODIFY_FLAG_TOGGLE) {
+        if(lv_obj_has_flag(target, flag)) lv_obj_remove_flag(target, flag);
+        else lv_obj_add_flag(target, flag);
+    }
+    else if(value == _UI_MODIFY_FLAG_ADD) lv_obj_add_flag(target, flag);
+    else lv_obj_remove_flag(target, flag);
+}
+void _ui_state_modify(lv_obj_t * target, int32_t state, int value)
+{
+    if(value == _UI_MODIFY_STATE_TOGGLE) {
+        if(lv_obj_has_state(target, state)) lv_obj_remove_state(target, state);
+        else lv_obj_add_state(target, state);
+    }
+    else if(value == _UI_MODIFY_STATE_ADD) lv_obj_add_state(target, state);
+    else lv_obj_remove_state(target, state);
+}
+
+
+void _ui_textarea_move_cursor(lv_obj_t * target, int val)
+
+{
+
+    if(val == UI_MOVE_CURSOR_UP) lv_textarea_cursor_up(target);
+    if(val == UI_MOVE_CURSOR_RIGHT) lv_textarea_cursor_right(target);
+    if(val == UI_MOVE_CURSOR_DOWN) lv_textarea_cursor_down(target);
+    if(val == UI_MOVE_CURSOR_LEFT) lv_textarea_cursor_left(target);
+    lv_obj_add_state(target, LV_STATE_FOCUSED);
+}
+
+typedef void (*screen_destroy_cb_t)(void);
+
+void scr_unloaded_delete_cb(lv_event_t * e)
+
+{
+
+    // Get the destroy callback from user_data
+
+    screen_destroy_cb_t destroy_cb = lv_event_get_user_data(e);
+    if(destroy_cb) {
+
+        destroy_cb();  // call the specific screen destroy function
+
+    }
+
+}
+void _ui_opacity_set(lv_obj_t * target, int val)
+{
+    lv_obj_set_style_opa(target, val, 0);
+}
+
+void _ui_anim_callback_free_user_data(lv_anim_t * a)
+{
+    lv_free(a->user_data);
+    a->user_data = NULL;
+}
+
+void _ui_anim_callback_set_x(lv_anim_t * a, int32_t v)
+
+{
+
+    ui_anim_user_data_t * usr = (ui_anim_user_data_t *)a->user_data;
+    lv_obj_set_x(usr->target, v);
+
+}
+
+
+void _ui_anim_callback_set_y(lv_anim_t * a, int32_t v)
+
+{
+
+    ui_anim_user_data_t * usr = (ui_anim_user_data_t *)a->user_data;
+    lv_obj_set_y(usr->target, v);
+
+}
+
+
+void _ui_anim_callback_set_width(lv_anim_t * a, int32_t v)
+
+{
+
+    ui_anim_user_data_t * usr = (ui_anim_user_data_t *)a->user_data;
+    lv_obj_set_width(usr->target, v);
+
+}
+
+
+void _ui_anim_callback_set_height(lv_anim_t * a, int32_t v)
+
+{
+
+    ui_anim_user_data_t * usr = (ui_anim_user_data_t *)a->user_data;
+    lv_obj_set_height(usr->target, v);
+
+}
+
+
+void _ui_anim_callback_set_opacity(lv_anim_t * a, int32_t v)
+
+{
+
+    ui_anim_user_data_t * usr = (ui_anim_user_data_t *)a->user_data;
+    lv_obj_set_style_opa(usr->target, v, 0);
+
+}
+
+
+void _ui_anim_callback_set_image_zoom(lv_anim_t * a, int32_t v)
+
+{
+
+    ui_anim_user_data_t * usr = (ui_anim_user_data_t *)a->user_data;
+    lv_image_set_scale(usr->target, v);
+
+}
+
+
+void _ui_anim_callback_set_image_angle(lv_anim_t * a, int32_t v)
+
+{
+
+    ui_anim_user_data_t * usr = (ui_anim_user_data_t *)a->user_data;
+    lv_image_set_rotation(usr->target, v);
+
+}
+
+
+void _ui_anim_callback_set_image_frame(lv_anim_t * a, int32_t v)
+
+{
+
+    ui_anim_user_data_t * usr = (ui_anim_user_data_t *)a->user_data;
+    usr->val = v;
+
+    if(v < 0) v = 0;
+    if(v >= usr->imgset_size) v = usr->imgset_size - 1;
+    lv_image_set_src(usr->target, usr->imgset[v]);
+}
+
+int32_t _ui_anim_callback_get_x(lv_anim_t * a)
+
+{
+
+    ui_anim_user_data_t * usr = (ui_anim_user_data_t *)a->user_data;
+    return lv_obj_get_x_aligned(usr->target);
+
+}
+
+
+int32_t _ui_anim_callback_get_y(lv_anim_t * a)
+
+{
+
+    ui_anim_user_data_t * usr = (ui_anim_user_data_t *)a->user_data;
+    return lv_obj_get_y_aligned(usr->target);
+
+}
+
+
+int32_t _ui_anim_callback_get_width(lv_anim_t * a)
+
+{
+
+    ui_anim_user_data_t * usr = (ui_anim_user_data_t *)a->user_data;
+    return lv_obj_get_width(usr->target);
+
+}
+
+
+int32_t _ui_anim_callback_get_height(lv_anim_t * a)
+
+{
+
+    ui_anim_user_data_t * usr = (ui_anim_user_data_t *)a->user_data;
+    return lv_obj_get_height(usr->target);
+
+}
+
+
+int32_t _ui_anim_callback_get_opacity(lv_anim_t * a)
+
+{
+
+    ui_anim_user_data_t * usr = (ui_anim_user_data_t *)a->user_data;
+    return lv_obj_get_style_opa(usr->target, 0);
+
+}
+
+int32_t _ui_anim_callback_get_image_zoom(lv_anim_t * a)
+
+{
+
+    ui_anim_user_data_t * usr = (ui_anim_user_data_t *)a->user_data;
+    return lv_image_get_scale(usr->target);
+
+}
+
+int32_t _ui_anim_callback_get_image_angle(lv_anim_t * a)
+
+{
+
+    ui_anim_user_data_t * usr = (ui_anim_user_data_t *)a->user_data;
+    return lv_image_get_rotation(usr->target);
+
+}
+
+int32_t _ui_anim_callback_get_image_frame(lv_anim_t * a)
+
+{
+
+    ui_anim_user_data_t * usr = (ui_anim_user_data_t *)a->user_data;
+    return usr->val;
+
+}
+
+void _ui_arc_set_text_value(lv_obj_t * trg, lv_obj_t * src, const char * prefix, const char * postfix)
+{
+    char buf[_UI_TEMPORARY_STRING_BUFFER_SIZE];
+
+    lv_snprintf(buf, sizeof(buf), "%s%d%s", prefix, (int)lv_arc_get_value(src), postfix);
+
+    lv_label_set_text(trg, buf);
+}
+
+void _ui_slider_set_text_value(lv_obj_t * trg, lv_obj_t * src, const char * prefix, const char * postfix)
+{
+    char buf[_UI_TEMPORARY_STRING_BUFFER_SIZE];
+
+    lv_snprintf(buf, sizeof(buf), "%s%d%s", prefix, (int)lv_slider_get_value(src), postfix);
+
+    lv_label_set_text(trg, buf);
+}
+void _ui_checked_set_text_value(lv_obj_t * trg, lv_obj_t * src, const char * txt_on, const char * txt_off)
+{
+    if(lv_obj_has_state(src, LV_STATE_CHECKED)) lv_label_set_text(trg, txt_on);
+    else lv_label_set_text(trg, txt_off);
+}
+
+
+void _ui_spinbox_step(lv_obj_t * target, int val)
+
+{
+
+    if(val > 0) lv_spinbox_increment(target);
+
+    else lv_spinbox_decrement(target);
+
+
+    lv_obj_send_event(target, LV_EVENT_VALUE_CHANGED, 0);
+}
+
+void _ui_switch_theme(int val)
+
+{
+
+#ifdef UI_THEME_ACTIVE
+    ui_theme_set(val);
+#endif
+}
+
+

main/ui_helpers.h

@@ -0,0 +1,149 @@
+// This file was generated by SquareLine Studio
+// SquareLine Studio version: SquareLine Studio 1.6.1
+// LVGL version: 9.2.2
+// Project name: HeavenlyHeroStar
+
+#ifndef _HEAVENLYHEROSTAR_UI_HELPERS_H
+#define _HEAVENLYHEROSTAR_UI_HELPERS_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include "ui.h"
+
+#define _UI_TEMPORARY_STRING_BUFFER_SIZE 32
+#define _UI_BAR_PROPERTY_VALUE 0
+#define _UI_BAR_PROPERTY_VALUE_WITH_ANIM 1
+void _ui_bar_set_property(lv_obj_t * target, int id, int val);
+
+#define _UI_BASIC_PROPERTY_POSITION_X 0
+#define _UI_BASIC_PROPERTY_POSITION_Y 1
+#define _UI_BASIC_PROPERTY_WIDTH 2
+#define _UI_BASIC_PROPERTY_HEIGHT 3
+void _ui_basic_set_property(lv_obj_t * target, int id, int val);
+
+#define _UI_DROPDOWN_PROPERTY_SELECTED 0
+void _ui_dropdown_set_property(lv_obj_t * target, int id, int val);
+
+#define _UI_IMAGE_PROPERTY_IMAGE 0
+void _ui_image_set_property(lv_obj_t * target, int id, uint8_t * val);
+
+#define _UI_LABEL_PROPERTY_TEXT 0
+void _ui_label_set_property(lv_obj_t * target, int id, const char * val);
+
+#define _UI_ROLLER_PROPERTY_SELECTED 0
+#define _UI_ROLLER_PROPERTY_SELECTED_WITH_ANIM 1
+void _ui_roller_set_property(lv_obj_t * target, int id, int val);
+
+#define _UI_SLIDER_PROPERTY_VALUE 0
+#define _UI_SLIDER_PROPERTY_VALUE_WITH_ANIM 1
+void _ui_slider_set_property(lv_obj_t * target, int id, int val);
+
+void _ui_screen_change(lv_obj_t ** target, lv_screen_load_anim_t fademode, int spd, int delay,
+                       void (*target_init)(void));
+
+void _ui_screen_delete(void (*target)(void));
+
+void _ui_arc_increment(lv_obj_t * target, int val);
+
+void _ui_bar_increment(lv_obj_t * target, int val, int anm);
+
+void _ui_slider_increment(lv_obj_t * target, int val, int anm);
+
+void _ui_keyboard_set_target(lv_obj_t * keyboard, lv_obj_t * textarea);
+
+#define _UI_MODIFY_FLAG_ADD 0
+#define _UI_MODIFY_FLAG_REMOVE 1
+#define _UI_MODIFY_FLAG_TOGGLE 2
+void _ui_flag_modify(lv_obj_t * target, int32_t flag, int value);
+
+#define _UI_MODIFY_STATE_ADD 0
+#define _UI_MODIFY_STATE_REMOVE 1
+#define _UI_MODIFY_STATE_TOGGLE 2
+void _ui_state_modify(lv_obj_t * target, int32_t state, int value);
+
+#define UI_MOVE_CURSOR_UP 0
+#define UI_MOVE_CURSOR_RIGHT 1
+#define UI_MOVE_CURSOR_DOWN 2
+#define UI_MOVE_CURSOR_LEFT 3
+void _ui_textarea_move_cursor(lv_obj_t * target, int val)
+;
+
+
+void scr_unloaded_delete_cb(lv_event_t * e);
+
+void _ui_opacity_set(lv_obj_t * target, int val);
+
+/** Describes an animation*/
+typedef struct _ui_anim_user_data_t {
+    lv_obj_t * target;
+    lv_image_dsc_t ** imgset;
+    int32_t imgset_size;
+    int32_t val;
+} ui_anim_user_data_t;
+void _ui_anim_callback_free_user_data(lv_anim_t * a);
+
+void _ui_anim_callback_set_x(lv_anim_t * a, int32_t v);
+
+void _ui_anim_callback_set_y(lv_anim_t * a, int32_t v);
+
+void _ui_anim_callback_set_width(lv_anim_t * a, int32_t v);
+
+void _ui_anim_callback_set_height(lv_anim_t * a, int32_t v);
+
+
+void _ui_anim_callback_set_opacity(lv_anim_t * a, int32_t v);
+
+
+void _ui_anim_callback_set_image_zoom(lv_anim_t * a, int32_t v);
+
+
+void _ui_anim_callback_set_image_angle(lv_anim_t * a, int32_t v);
+
+
+void _ui_anim_callback_set_image_frame(lv_anim_t * a, int32_t v);
+
+
+int32_t _ui_anim_callback_get_x(lv_anim_t * a);
+
+int32_t _ui_anim_callback_get_y(lv_anim_t * a);
+
+int32_t _ui_anim_callback_get_width(lv_anim_t * a);
+
+
+int32_t _ui_anim_callback_get_height(lv_anim_t * a);
+
+
+int32_t _ui_anim_callback_get_opacity(lv_anim_t * a);
+
+
+int32_t _ui_anim_callback_get_image_zoom(lv_anim_t * a);
+
+
+int32_t _ui_anim_callback_get_image_angle(lv_anim_t * a);
+
+
+int32_t _ui_anim_callback_get_image_frame(lv_anim_t * a);
+
+
+void _ui_arc_set_text_value(lv_obj_t * trg, lv_obj_t * src, const char * prefix, const char * postfix);
+
+void _ui_slider_set_text_value(lv_obj_t * trg, lv_obj_t * src, const char * prefix, const char * postfix);
+
+void _ui_checked_set_text_value(lv_obj_t * trg, lv_obj_t * src, const char * txt_on, const char * txt_off);
+
+void _ui_spinbox_step(lv_obj_t * target, int val)
+;
+
+
+void _ui_switch_theme(int val)
+;
+
+
+
+#ifdef __cplusplus
+} /*extern "C"*/
+#endif
+
+#endif