/** * @file lv_led.h * */ #ifndef LV_LED_H #define LV_LED_H /********************* * INCLUDES *********************/ #include "lv_conf.h" #if USE_LV_LED != 0 /*Testing of dependencies*/ #if USE_LV_RECT == 0 #error "lv_led: lv_rect is required. Enable it in lv_conf.h (USE_LV_RECT 1) " #endif #include "../lv_obj/lv_obj.h" /********************* * DEFINES *********************/ /********************** * TYPEDEFS **********************/ /*Style of led*/ typedef struct { lv_rects_t bg_rect;/*Style of ancestor*/ /*New style element for this type */ }lv_leds_t; /*Built-in styles of led*/ typedef enum { LV_LEDS_DEF, LV_LEDS_RED, LV_LEDS_GREEN, }lv_leds_builtin_t; /*Data of led*/ typedef struct { lv_rect_ext_t rect_ext; /*Ext. of ancestor*/ /*New data for this type */ uint8_t bright; /*Current brightness of the LED*/ }lv_led_ext_t; /********************** * GLOBAL PROTOTYPES **********************/ lv_obj_t * lv_led_create(lv_obj_t * par, lv_obj_t * copy); bool lv_led_signal(lv_obj_t * led, lv_signal_t sign, void * param); lv_leds_t * lv_leds_get(lv_leds_builtin_t style, lv_leds_t * copy); void lv_led_set_bright(lv_obj_t * led, uint8_t bright); uint8_t lv_led_get_bright(lv_obj_t * led); void lv_led_on(lv_obj_t * led); void lv_led_off(lv_obj_t * led); void lv_led_tgl(lv_obj_t * led); /********************** * MACROS **********************/ #endif #endif