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https://github.com/lvgl/lvgl.git
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89 lines
2.2 KiB
C
89 lines
2.2 KiB
C
/**
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* @file lv_rect.h
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*
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*/
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#ifndef LV_LABEL_H
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#define LV_LABEL_H
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/*********************
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* INCLUDES
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*********************/
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#include "lv_conf.h"
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#if USE_LV_LABEL != 0
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#include "../lv_obj/lv_obj.h"
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#include "../lv_misc/font.h"
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/*********************
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* DEFINES
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*********************/
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#define LV_LABEL_DOT_NUM 3
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/**********************
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* TYPEDEFS
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**********************/
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/*Style of label*/
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typedef struct
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{
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lv_objs_t objs; /*Style of ancestor*/
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/*New style element for this type */
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font_types_t font;
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uint16_t letter_space;
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uint16_t line_space;
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uint8_t mid :1;
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}lv_labels_t;
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/*Built-in styles of label*/
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typedef enum
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{
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LV_LABELS_DEF,
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LV_LABELS_BTN,
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LV_LABELS_TXT,
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LV_LABELS_TITLE,
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}lv_labels_builtin_t;
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typedef enum
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{
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LV_LABEL_LONG_EXPAND, /*Expand the object size to the text size*/
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LV_LABEL_LONG_BREAK, /*Keep the width and break the text and expand the object height*/
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LV_LABEL_LONG_DOTS, /*Keep the size, break the text and write dots in the last line*/
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LV_LABEL_LONG_SCROLL, /*Expand the object size and scroll the text (move the label object)*/
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}lv_label_long_mode_t;
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/*Data of label*/
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typedef struct
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{
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/*Inherited from 'base_obj' so no inherited ext.*/ /*Ext. of ancestor*/
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/*New data for this type */
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char * txt;
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lv_label_long_mode_t long_mode;
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char dot_tmp[LV_LABEL_DOT_NUM + 10]; /*Store character which are replaced with dots*/
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uint16_t dot_end; /*The text end in dot mode*/
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}lv_label_ext_t;
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/**********************
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* GLOBAL PROTOTYPES
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**********************/
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/*Create function*/
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lv_obj_t * lv_label_create(lv_obj_t * par, lv_obj_t * copy);
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bool lv_label_signal(lv_obj_t * label, lv_signal_t sign, void * param);
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lv_labels_t * lv_labels_get(lv_labels_builtin_t style, lv_labels_t * copy);
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void lv_label_set_text(lv_obj_t * label, const char * text);
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void lv_label_set_long_mode(lv_obj_t * label, lv_label_long_mode_t long_mode);
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const char * lv_label_get_text(lv_obj_t * label);
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lv_label_long_mode_t lv_label_get_long_mode(lv_obj_t * label);
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void lv_label_get_letter_pos(lv_obj_t * label, uint16_t index, point_t * pos);
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uint16_t lv_label_get_letter_on(lv_obj_t * label, point_t * pos);
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/**********************
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* MACROS
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**********************/
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#endif
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#endif
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