LVGL experimental mirroring of display on Web UI (#23041)

CHANGELOG.md

@@ -6,6 +6,7 @@ All notable changes to this project will be documented in this file.
 ## [14.5.0.1] 
 ### Added
 - Berry experimental driver for AXP2101 for M5Core2v1.1
+- LVGL experimental mirroring of display on Web UI
 
 ### Breaking Changed
 

tasmota/my_user_config.h

@@ -1206,6 +1206,8 @@
     #define USE_BERRY_WEBCLIENT_TIMEOUT  2000    // Default timeout in milliseconds
     #define USE_BERRY_LEDS_PANEL                 // Add button to dynamically load the Leds Panel from a bec file online
     #define USE_BERRY_LEDS_PANEL_URL             "http://ota.tasmota.com/tapp/leds_panel.bec"
+    #define USE_BERRY_LVGL_PANEL                 // Add button to dynamically load the LVGL Panel from a bec file online
+    #define USE_BERRY_LVGL_PANEL_URL             "http://ota.tasmota.com/tapp/lvgl_panel.bec"
     //#define USE_BERRY_PARTITION_WIZARD           // Add a button to dynamically load the Partion Wizard from a bec file online (+1.3KB Flash)
     #define USE_BERRY_PARTITION_WIZARD_URL      "http://ota.tasmota.com/tapp/partition_wizard.bec"
     //#define USE_BERRY_GPIOVIEWER                 // Add a button to dynamocally load the GPIO Viewer from a bec file online

tasmota/tasmota_xdrv_driver/xdrv_52_0_berry_struct.ino

@@ -94,8 +94,11 @@ public:
   bool rules_busy = false;              // are we already processing rules, avoid infinite loop
   bool web_add_handler_done = false;    // did we already sent `web_add_handler` event
 #ifdef USE_BERRY_LEDS_PANEL
-  bool leds_panel_loaded = false; // did we already load Parition_Wizard
+  bool leds_panel_loaded = false; // did we already load Leds Panel
 #endif // USE_BERRY_LEDS_PANEL
+#ifdef USE_BERRY_LVGL_PANEL
+  bool lvgl_panel_loaded = true; // did we already load LVGL Panel, default true, changed to false when LVGL starts
+#endif // USE_BERRY_LVGL_PANEL
 #ifdef USE_BERRY_PARTITION_WIZARD
   bool partition_wizard_loaded = false; // did we already load Parition_Wizard
 #endif // USE_BERRY_PARTITION_WIZARD
@@ -137,6 +140,16 @@ const BeBECCode_t BECCode[] = {
   },
 #endif // USE_BERRY_LEDS_PANEL
 
+#if defined(USE_BERRY_LVGL_PANEL) && defined(USE_LVGL)
+  {
+    "LVGL Mirroring",
+    "lvgl_panel",
+    USE_BERRY_LVGL_PANEL_URL,
+    "/?",
+    &berry.lvgl_panel_loaded
+  },
+#endif // USE_BERRY_LEDS_PANEL
+
 #ifdef USE_BERRY_PARTITION_WIZARD
   {
     "Partition Wizard",

tasmota/tasmota_xdrv_driver/xdrv_54_lvgl.ino

@@ -484,6 +484,10 @@ void start_lvgl(const char * uconfig) {
   lv_obj_set_style_bg_color(lv_screen_active(), lv_color_hex(USE_LVGL_BG_DEFAULT), static_cast<uint32_t>(LV_PART_MAIN) | static_cast<uint32_t>(LV_STATE_DEFAULT));
   lv_obj_set_style_bg_opa(lv_screen_active(), LV_OPA_COVER, static_cast<uint32_t>(LV_PART_MAIN) | static_cast<uint32_t>(LV_STATE_DEFAULT));
 
+#ifdef USE_BERRY_LVGL_PANEL
+  berry.lvgl_panel_loaded = false;      // we can load the panel
+#endif // USE_BERRY_LVGL_PANEL
+
 #if LV_USE_LOG
   lv_log_register_print_cb(lvbe_debug);
 #endif // LV_USE_LOG