lvgl驱动成功，且能显示切换图片

components/domain/CMakeLists.txt

@@ -7,6 +7,7 @@ idf_component_register(
         "src/raster_tools.c"
         "src/raster_tools_image_qr.c"
         "src/image_generation.c"
+        "src/screen_preview.c"
         "src/system_runtime.c"
         "src/voice_interaction.c"
         "src/voice_interaction_common.c"

components/domain/include/domain.h

@@ -100,6 +100,15 @@ esp_err_t image_generation_generate_png(const image_generation_request_t *req,
                                         char *err,
                                         size_t err_len);
 
+// ---------- screen_preview ----------
+esp_err_t screen_preview_show_raster(const uint8_t *raster,
+                                     size_t raster_len,
+                                     uint16_t width,
+                                     uint16_t height,
+                                     uint32_t timeout_ms,
+                                     char *err,
+                                     size_t err_len);
+
 // ---------- printer_protocol ----------
 typedef enum {
     PRINT_JOB_STATE_NONE = 0,

components/domain/src/screen_preview.c

@@ -0,0 +1,12 @@
+#include "domain.h"
+
+esp_err_t screen_preview_show_raster(const uint8_t *raster,
+                                     size_t raster_len,
+                                     uint16_t width,
+                                     uint16_t height,
+                                     uint32_t timeout_ms,
+                                     char *err,
+                                     size_t err_len)
+{
+    return platform_display_show_raster_1bpp(raster, raster_len, width, height, timeout_ms, err, err_len);
+}