diff options
Diffstat (limited to 'src/libs/lvgl/src/lv_misc/lv_txt.h')
| -rw-r--r-- | src/libs/lvgl/src/lv_misc/lv_txt.h | 211 |
1 files changed, 0 insertions, 211 deletions
diff --git a/src/libs/lvgl/src/lv_misc/lv_txt.h b/src/libs/lvgl/src/lv_misc/lv_txt.h deleted file mode 100644 index 6dbce5d..0000000 --- a/src/libs/lvgl/src/lv_misc/lv_txt.h +++ /dev/null @@ -1,211 +0,0 @@ -/** - * @file lv_text.h - * - */ - -#ifndef LV_TXT_H -#define LV_TXT_H - -#ifdef __cplusplus -extern "C" { -#endif - -/********************* - * INCLUDES - *********************/ -#ifdef LV_CONF_INCLUDE_SIMPLE -#include "lv_conf.h" -#else -#include "../../../lv_conf.h" -#endif - -#include <stdbool.h> -#include "lv_area.h" -#include "lv_area.h" -#include "../lv_font/lv_font.h" - -/********************* - * DEFINES - *********************/ -#ifndef LV_TXT_COLOR_CMD -#define LV_TXT_COLOR_CMD "#" -#endif - -#define LV_TXT_ENC_UTF8 1 -#define LV_TXT_ENC_ASCII 2 - -/********************** - * TYPEDEFS - **********************/ -/** - * Options for text rendering. - */ -enum { - LV_TXT_FLAG_NONE = 0x00, - LV_TXT_FLAG_RECOLOR = 0x01, /**< Enable parsing of recolor command*/ - LV_TXT_FLAG_EXPAND = 0x02, /**< Ignore width to avoid automatic word wrapping*/ - LV_TXT_FLAG_CENTER = 0x04, /**< Align the text to the middle*/ - LV_TXT_FLAG_RIGHT = 0x08, /**< Align the text to the right*/ -}; -typedef uint8_t lv_txt_flag_t; - -/** - * State machine for text renderer. */ -enum { - LV_TXT_CMD_STATE_WAIT, /**< Waiting for command*/ - LV_TXT_CMD_STATE_PAR, /**< Processing the parameter*/ - LV_TXT_CMD_STATE_IN, /**< Processing the command*/ -}; -typedef uint8_t lv_txt_cmd_state_t; - -/********************** - * GLOBAL PROTOTYPES - **********************/ - -/** - * Get size of a text - * @param size_res pointer to a 'point_t' variable to store the result - * @param text pointer to a text - * @param font pinter to font of the text - * @param letter_space letter space of the text - * @param line_space line space of the text - * @param flags settings for the text from 'txt_flag_t' enum - * @param max_width max with of the text (break the lines to fit this size) Set CORD_MAX to avoid - * line breaks - */ -void lv_txt_get_size(lv_point_t * size_res, const char * text, const lv_font_t * font, lv_coord_t letter_space, - lv_coord_t line_space, lv_coord_t max_width, lv_txt_flag_t flag); - -/** - * Get the next line of text. Check line length and break chars too. - * @param txt a '\0' terminated string - * @param font pointer to a font - * @param letter_space letter space - * @param max_width max with of the text (break the lines to fit this size) Set CORD_MAX to avoid - * line breaks - * @param flags settings for the text from 'txt_flag_type' enum - * @return the index of the first char of the new line (in byte index not letter index. With UTF-8 - * they are different) - */ -uint16_t lv_txt_get_next_line(const char * txt, const lv_font_t * font, lv_coord_t letter_space, lv_coord_t max_width, - lv_txt_flag_t flag); - -/** - * Give the length of a text with a given font - * @param txt a '\0' terminate string - * @param length length of 'txt' in byte count and not characters (Á is 1 character but 2 bytes in - * UTF-8) - * @param font pointer to a font - * @param letter_space letter space - * @param flags settings for the text from 'txt_flag_t' enum - * @return length of a char_num long text - */ -lv_coord_t lv_txt_get_width(const char * txt, uint16_t length, const lv_font_t * font, lv_coord_t letter_space, - lv_txt_flag_t flag); - -/** - * Check next character in a string and decide if te character is part of the command or not - * @param state pointer to a txt_cmd_state_t variable which stores the current state of command - * processing - * @param c the current character - * @return true: the character is part of a command and should not be written, - * false: the character should be written - */ -bool lv_txt_is_cmd(lv_txt_cmd_state_t * state, uint32_t c); - -/** - * Insert a string into an other - * @param txt_buf the original text (must be big enough for the result text) - * @param pos position to insert (0: before the original text, 1: after the first char etc.) - * @param ins_txt text to insert - */ -void lv_txt_ins(char * txt_buf, uint32_t pos, const char * ins_txt); - -/** - * Delete a part of a string - * @param txt string to modify - * @param pos position where to start the deleting (0: before the first char, 1: after the first - * char etc.) - * @param len number of characters to delete - */ -void lv_txt_cut(char * txt, uint32_t pos, uint32_t len); - -/*************************************************************** - * GLOBAL FUNCTION POINTERS FOR CAHRACTER ENCODING INTERFACE - ***************************************************************/ - -/** - * Give the size of an encoded character - * @param str pointer to a character in a string - * @return length of the encoded character (1,2,3 ...). O in invalid - */ -extern uint8_t (*lv_txt_encoded_size)(const char *); - -/** - * Convert an Unicode letter to encoded - * @param letter_uni an Unicode letter - * @return Encoded character in Little Endian to be compatible with C chars (e.g. 'Á', 'Ü') - */ -extern uint32_t (*lv_txt_unicode_to_encoded)(uint32_t); - -/** - * Convert a wide character, e.g. 'Á' little endian to be compatible with the encoded format. - * @param c a wide character - * @return `c` in the encoded format - */ -extern uint32_t (*lv_txt_encoded_conv_wc)(uint32_t c); - -/** - * Decode the next encoded character from a string. - * @param txt pointer to '\0' terminated string - * @param i start index in 'txt' where to start. - * After the call it will point to the next encoded char in 'txt'. - * NULL to use txt[0] as index - * @return the decoded Unicode character or 0 on invalid data code - */ -extern uint32_t (*lv_txt_encoded_next)(const char *, uint32_t *); - -/** - * Get the previous encoded character form a string. - * @param txt pointer to '\0' terminated string - * @param i_start index in 'txt' where to start. After the call it will point to the previous - * encoded char in 'txt'. - * @return the decoded Unicode character or 0 on invalid data - */ -extern uint32_t (*lv_txt_encoded_prev)(const char *, uint32_t *); - -/** - * Convert a letter index (in an the encoded text) to byte index. - * E.g. in UTF-8 "AÁRT" index of 'R' is 2 but start at byte 3 because 'Á' is 2 bytes long - * @param txt a '\0' terminated UTF-8 string - * @param enc_id letter index - * @return byte index of the 'enc_id'th letter - */ -extern uint32_t (*lv_txt_encoded_get_byte_id)(const char *, uint32_t); - -/** - * Convert a byte index (in an encoded text) to character index. - * E.g. in UTF-8 "AÁRT" index of 'R' is 2 but start at byte 3 because 'Á' is 2 bytes long - * @param txt a '\0' terminated UTF-8 string - * @param byte_id byte index - * @return character index of the letter at 'byte_id'th position - */ -extern uint32_t (*lv_txt_encoded_get_char_id)(const char *, uint32_t); - -/** - * Get the number of characters (and NOT bytes) in a string. - * E.g. in UTF-8 "ÁBC" is 3 characters (but 4 bytes) - * @param txt a '\0' terminated char string - * @return number of characters - */ -extern uint32_t (*lv_txt_get_encoded_length)(const char *); - -/********************** - * MACROS - **********************/ - -#ifdef __cplusplus -} /* extern "C" */ -#endif - -#endif /*USE_TXT*/ |
