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lvgl_v8_back/lvgl/examples/libs/gif/index.rst

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+Open a GIF image from file and variable
+"""""""""""""""""""""""""""""""""""""""""""""""
+
+.. lv_example:: libs/gif/lv_example_gif_1
+  :language: c
+

lvgl_v8_back/lvgl/examples/libs/gif/lv_example_gif.h

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+/**
+ * @file lv_example_gif.h
+ *
+ */
+
+#ifndef LV_EXAMPLE_GIF_H
+#define LV_EXAMPLE_GIF_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*********************
+ *      INCLUDES
+ *********************/
+
+/*********************
+ *      DEFINES
+ *********************/
+
+/**********************
+ *      TYPEDEFS
+ **********************/
+
+/**********************
+ * GLOBAL PROTOTYPES
+ **********************/
+void lv_example_gif_1(void);
+
+/**********************
+ *      MACROS
+ **********************/
+
+#ifdef __cplusplus
+} /*extern "C"*/
+#endif
+
+#endif /*LV_EXAMPLE_GIF_H*/

lvgl_v8_back/lvgl/examples/libs/gif/lv_example_gif_1.c

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+#include "../../lv_examples.h"
+#if LV_USE_GIF && LV_BUILD_EXAMPLES
+
+/**
+ * Open a GIF image from a file and a variable
+ */
+void lv_example_gif_1(void)
+{
+    LV_IMG_DECLARE(img_bulb_gif);
+    lv_obj_t * img;
+
+    img = lv_gif_create(lv_scr_act());
+    lv_gif_set_src(img, &img_bulb_gif);
+    lv_obj_align(img, LV_ALIGN_LEFT_MID, 20, 0);
+
+    img = lv_gif_create(lv_scr_act());
+    /* Assuming a File system is attached to letter 'A'
+     * E.g. set LV_USE_FS_STDIO 'A' in lv_conf.h */
+    lv_gif_set_src(img, "A:lvgl/examples/libs/gif/bulb.gif");
+    lv_obj_align(img, LV_ALIGN_RIGHT_MID, -20, 0);
+}
+
+#endif

lvgl_v8_back/lvgl/examples/libs/gif/lv_example_gif_1.py

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+#!/opt/bin/lv_micropython -i
+import lvgl as lv
+import display_driver
+import fs_driver
+from img_bulb_gif import img_bulb_gif_map
+
+fs_drv = lv.fs_drv_t()
+fs_driver.fs_register(fs_drv, 'S')
+#
+# Open a GIF image from a file and a variable
+#
+img_bulb_gif = lv.img_dsc_t(
+    {
+        "header": {"always_zero": 0, "w": 0, "h": 0,  "cf": lv.img.CF.RAW},
+        "data_size": 0,
+        "data": img_bulb_gif_map,
+    }
+)
+img1 = lv.gif(lv.scr_act())
+img1.set_src(img_bulb_gif)
+img1.align(lv.ALIGN.RIGHT_MID, -150, 0)
+
+img2 = lv.gif(lv.scr_act())
+# The File system is attached to letter 'S'
+
+img2.set_src("S:bulb.gif")
+img2.align(lv.ALIGN.RIGHT_MID, -250, 0)