text: /**
   * @file lv_img.h
   *
   */
  
  #ifndef LV_IMG_H
  #define LV_IMG_H
  
  #ifdef __cplusplus
  extern "C" {
  #endif
  
  /*********************
   *      INCLUDES
   *********************/
  #ifdef LV_CONF_INCLUDE_SIMPLE
  #include "lv_conf.h"
  #else
  #include "../../../lv_conf.h"
  #endif
  
  #if LV_USE_IMG != 0
  
  #include "../lv_core/lv_obj.h"
  #include "../lv_misc/lv_fs.h"
  #include "lv_label.h"
  #include "../lv_draw/lv_draw.h"
  
  /*********************
   *      DEFINES
   *********************/
  
  /**********************
   *      TYPEDEFS
   **********************/
  /*Data of image*/
  typedef struct
  {
      /*No inherited ext. because inherited from the base object*/ /*Ext. of ancestor*/
      /*New data for this type */
      const void * src; /*Image source: Pointer to an array or a file or a symbol*/
      lv_point_t offset;
      lv_coord_t w;          /*Width of the image (Handled by the library)*/
      lv_coord_t h;          /*Height of the image (Handled by the library)*/
      uint8_t src_type : 2;  /*See: lv_img_src_t*/
      uint8_t auto_size : 1; /*1: automatically set the object size to the image size*/
      uint8_t cf : 5;        /*Color format from `lv_img_color_format_t`*/
  } lv_img_ext_t;
  
  /*Styles*/
  enum {
      LV_IMG_STYLE_MAIN,
  };
  typedef uint8_t lv_img_style_t;
  
  /**********************
   * GLOBAL PROTOTYPES
   **********************/
  
  /**
   * Create an image objects
   * @param par pointer to an object, it will be the parent of the new button
   * @param copy pointer to a image object, if not NULL then the new object will be copied from it
   * @return pointer to the created image
   */
  lv_obj_t * lv_img_create(lv_obj_t * par, const lv_obj_t * copy);
  
  /*=====================
   * Setter functions
   *====================*/
  
  /**
   * Set the pixel map to display by the image
   * @param img pointer to an image object
   * @param data the image data
   */
  void lv_img_set_src(lv_obj_t * img, const void * src_img);
  
  /**
   * Enable the auto size feature.
   * If enabled the object size will be same as the picture size.
   * @param img pointer to an image
   * @param en true: auto size enable, false: auto size disable
   */
  void lv_img_set_auto_size(lv_obj_t * img, bool autosize_en);
  
  /**
   * Set an offset for the source of an image.
   * so the image will be displayed from the new origin.
   * @param img pointer to an image
   * @param x: the new offset along x axis.
   */
  void lv_img_set_offset_x(lv_obj_t * img, lv_coord_t x);
  
  /**
   * Set an offset for the source of an image.
   * so the image will be displayed from the new origin.
   * @param img pointer to an image
   * @param y: the new offset along y axis.
   */
  void lv_img_set_offset_y(lv_obj_t * img, lv_coord_t y);
  
  /**
   * Set the style of an image
   * @param img pointer to an image object
   * @param type which style should be set (can be only `LV_IMG_STYLE_MAIN`)
   * @param style pointer to a style
   */
  static inline void lv_img_set_style(lv_obj_t * img, lv_img_style_t type, const lv_style_t * style)
  {
      (void)type; /*Unused*/
      lv_obj_set_style(img, style);
  }
  
  /*=====================
   * Getter functions
   *====================*/
  
  /**
   * Get the source of the image
   * @param img pointer to an image object
   * @return the image source (symbol, file name or C array)
   */
  const void * lv_img_get_src(lv_obj_t * img);
  
  /**
   * Get the name of the file set for an image
   * @param img pointer to an image
   * @return file name
   */
  const char * lv_img_get_file_name(const lv_obj_t * img);
  
  /**
   * Get the auto size enable attribute
   * @param img pointer to an image
   * @return true: auto size is enabled, false: auto size is disabled
   */
  bool lv_img_get_auto_size(const lv_obj_t * img);
  
  /**
   * Get the offset.x attribute of the img object.
   * @param img pointer to an image
   * @return offset.x value.
   */
  lv_coord_t lv_img_get_offset_x(lv_obj_t * img);
  
  /**
   * Get the offset.y attribute of the img object.
   * @param img pointer to an image
   * @return offset.y value.
   */
  lv_coord_t lv_img_get_offset_y(lv_obj_t * img);
  
  /**
   * Get the style of an image object
   * @param img pointer to an image object
   * @param type which style should be get (can be only `LV_IMG_STYLE_MAIN`)
   * @return pointer to the image's style
   */
  static inline const lv_style_t * lv_img_get_style(const lv_obj_t * img, lv_img_style_t type)
  {
      (void)type; /*Unused*/
      return lv_obj_get_style(img);
  }
  
  /**********************
   *      MACROS
   **********************/
  
  /*Use this macro to declare an image in a c file*/
  #define LV_IMG_DECLARE(var_name) extern const lv_img_dsc_t var_name;
  
  #endif /*LV_USE_IMG*/
  
  #ifdef __cplusplus
  } /* extern "C" */
  #endif
  
  #endif /*LV_IMG_H*/
  