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lvgl/lv_misc/lv_font.c
2017-11-26 23:58:05 +01:00

483 lines
12 KiB
C

/**
* @file lv_font.c
*
*/
/*********************
* INCLUDES
*********************/
#include "../../lv_conf.h"
#include <stddef.h>
#include "lv_font.h"
/*********************
* DEFINES
*********************/
/**********************
* TYPEDEFS
**********************/
/**********************
* STATIC PROTOTYPES
**********************/
/**********************
* STATIC VARIABLES
**********************/
/**********************
* GLOBAL PROTOTYPES
**********************/
/**********************
* MACROS
**********************/
/**********************
* GLOBAL FUNCTIONS
**********************/
/**
* Initialize the built-in fonts
*/
void lv_font_init(void)
{
/*DEJAVU 10*/
#if USE_LV_FONT_DEJAVU_10 != 0
lv_font_add(&lv_font_dejavu_10, NULL);
#endif
#if USE_LV_FONT_DEJAVU_10_SUP != 0
#if USE_LV_FONT_DEJAVU_10 != 0
lv_font_add(&lv_font_dejavu_10_sup, &lv_font_dejavu_10);
#else
lv_font_add(&lv_font_dejavu_10_sup, NULL);
#endif
#endif
#if USE_LV_FONT_DEJAVU_10_LATIN_EXT_A != 0
#if USE_LV_FONT_DEJAVU_10 != 0
lv_font_add(&lv_font_dejavu_10_latin_ext_a, &lv_font_dejavu_10);
#else
lv_font_add(&lv_font_dejavu_10_latine_ext_a, NULL);
#endif
#endif
#if USE_LV_FONT_DEJAVU_10_LATIN_EXT_B != 0
#if USE_LV_FONT_DEJAVU_10 != 0
lv_font_add(&lv_font_dejavu_10_latin_ext_b, &lv_font_dejavu_10);
#else
lv_font_add(&lv_font_dejavu_10_latin_ext_b, NULL);
#endif
#endif
#if USE_LV_FONT_DEJAVU_10_CYRILLIC != 0
#if USE_LV_FONT_DEJAVU_10 != 0
lv_font_add(&lv_font_dejavu_10_cyrillic, &lv_font_dejavu_10);
#else
lv_font_add(&lv_font_dejavu_10_cyrillic, NULL);
#endif
#endif
/*SYMBOL 10*/
#if USE_LV_FONT_SYMBOL_10_BASIC != 0
#if USE_LV_FONT_DEJAVU_10 != 0
lv_font_add(&lv_font_symbol_10_basic, &lv_font_dejavu_10);
#else
lv_font_add(&lv_font_symbol_10_basic, NULL);
#endif
#endif
#if USE_LV_FONT_SYMBOL_10_FILE != 0
#if USE_LV_FONT_SYMBOL_10_BASIC != 0
lv_font_add(&lv_font_symbol_10_file, &lv_font_symbol_10_basic);
#else
lv_font_add(&lv_font_symbol_10_file, NULL);
#endif
#endif
#if USE_LV_FONT_SYMBOL_10_FEEDBACK != 0
#if USE_LV_FONT_SYMBOL_10_BASIC != 0
lv_font_add(&lv_font_symbol_10_feedback, &lv_font_symbol_10_basic);
#else
lv_font_add(&lv_font_symbol_10_feedback, NULL);
#endif
#endif
/*DEJAVU 20*/
#if USE_LV_FONT_DEJAVU_20 != 0
lv_font_add(&lv_font_dejavu_20, NULL);
#endif
#if USE_LV_FONT_DEJAVU_20_SUP != 0
#if USE_LV_FONT_DEJAVU_20 != 0
lv_font_add(&lv_font_dejavu_20_sup, &lv_font_dejavu_20);
#else
lv_font_add(&lv_font_symbol_20_sup, NULL);
#endif
#endif
#if USE_LV_FONT_DEJAVU_20_LATIN_EXT_A != 0
#if USE_LV_FONT_DEJAVU_20 != 0
lv_font_add(&lv_font_dejavu_20_latin_ext_a, &lv_font_dejavu_20);
#else
lv_font_add(&lv_font_dejavu_20_latin_ext_a, NULL);
#endif
#endif
#if USE_LV_FONT_DEJAVU_20_LATIN_EXT_B != 0
#if USE_LV_FONT_DEJAVU_20 != 0
lv_font_add(&lv_font_dejavu_20_latin_ext_b, &lv_font_dejavu_20);
#else
lv_font_add(&lv_font_dejavu_20_latin_ext_b, NULL);
#endif
#endif
#if USE_LV_FONT_DEJAVU_20_CYRILLIC != 0
#if USE_LV_FONT_DEJAVU_20 != 0
lv_font_add(&lv_font_dejavu_20_cyrillic, &lv_font_dejavu_20);
#else
lv_font_add(&lv_font_dejavu_20_cyrillic, NULL);
#endif
#endif
/*SYMBOL 20*/
#if USE_LV_FONT_SYMBOL_20_BASIC != 0
#if USE_LV_FONT_DEJAVU_20 != 0
lv_font_add(&lv_font_symbol_20_basic, &lv_font_dejavu_20);
#else
lv_font_add(&lv_font_symbol_20_basic, NULL);
#endif
#endif
#if USE_LV_FONT_SYMBOL_20_FILE != 0
#if USE_LV_FONT_SYMBOL_20_BASIC != 0
lv_font_add(&lv_font_symbol_20_file, &lv_font_symbol_20_basic);
#else
lv_font_add(&lv_font_symbol_20_file, NULL);
#endif
#endif
#if USE_LV_FONT_SYMBOL_20_FEEDBACK != 0
#if USE_LV_FONT_SYMBOL_20_BASIC != 0
lv_font_add(&lv_font_symbol_20_feedback, &lv_font_symbol_20_basic);
#else
lv_font_add(&lv_font_symbol_20_feedback, NULL);
#endif
#endif
/*DEJAVU 30*/
#if USE_LV_FONT_DEJAVU_30 != 0
lv_font_add(&lv_font_dejavu_30, NULL);
#endif
#if USE_LV_FONT_DEJAVU_30_SUP != 0
#if USE_LV_FONT_DEJAVU_30 != 0
lv_font_add(&lv_font_dejavu_30_sup, &lv_font_dejavu_30);
#else
lv_font_add(&lv_font_dejavu_30_sup, NULL);
#endif
#endif
#if USE_LV_FONT_DEJAVU_30_LATIN_EXT_A != 0
#if USE_LV_FONT_DEJAVU_30 != 0
lv_font_add(&lv_font_dejavu_30_latin_ext_a, &lv_font_dejavu_30);
#else
lv_font_add(&lv_font_dejavu_30_latin_ext_a, NULL);
#endif
#endif
#if USE_LV_FONT_DEJAVU_30_LATIN_EXT_B != 0
#if USE_LV_FONT_DEJAVU_30 != 0
lv_font_add(&lv_font_dejavu_30_latin_ext_b, &lv_font_dejavu_30);
#else
lv_font_add(&lv_font_dejavu_30_latin_ext_b, NULL);
#endif
#endif
#if USE_LV_FONT_DEJAVU_30_CYRILLIC != 0
#if USE_LV_FONT_DEJAVU_30 != 0
lv_font_add(&lv_font_dejavu_30_cyrillic, &lv_font_dejavu_30);
#else
lv_font_add(&lv_font_dejavu_30_cyrillic, NULL);
#endif
#endif
/*SYMBOL 30*/
#if USE_LV_FONT_SYMBOL_30_BASIC != 0
#if USE_LV_FONT_DEJAVU_30 != 0
lv_font_add(&lv_font_symbol_30_basic, &lv_font_dejavu_30);
#else
lv_font_add(&lv_font_symbol_30_basic, NULL);
#endif
#endif
#if USE_LV_FONT_SYMBOL_30_FILE != 0
#if USE_LV_FONT_SYMBOL_30_BASIC != 0
lv_font_add(&lv_font_symbol_30_file, &lv_font_symbol_30_basic);
#else
lv_font_add(&lv_font_symbol_30_file, NULL);
#endif
#endif
#if USE_LV_FONT_SYMBOL_30_FEEDBACK != 0
#if USE_LV_FONT_SYMBOL_30_BASIC != 0
lv_font_add(&lv_font_symbol_30_feedback, &lv_font_symbol_30_basic);
#else
lv_font_add(&lv_font_symbol_30_feedback, NULL);
#endif
#endif
/*DEJAVU 40*/
#if USE_LV_FONT_DEJAVU_40 != 0
lv_font_add(&lv_font_dejavu_40, NULL);
#endif
#if USE_LV_FONT_DEJAVU_40_SUP != 0
#if USE_LV_FONT_DEJAVU_40 != 0
lv_font_add(&lv_font_dejavu_40_sup, &lv_font_dejavu_40);
#else
lv_font_add(&lv_font_dejavu_40_sup, NULL);
#endif
#endif
#if USE_LV_FONT_DEJAVU_40_LATIN_EXT_A != 0
#if USE_LV_FONT_DEJAVU_40 != 0
lv_font_add(&lv_font_dejavu_40_latin_ext_a, &lv_font_dejavu_40);
#else
lv_font_add(&lv_font_dejavu_40_latin_ext_a, NULL);
#endif
#endif
#if USE_LV_FONT_DEJAVU_40_LATIN_EXT_B != 0
#if USE_LV_FONT_DEJAVU_40 != 0
lv_font_add(&lv_font_dejavu_40_latin_ext_b, &lv_font_dejavu_40);
#else
lv_font_add(&lv_font_dejavu_40_latin_ext_b, NULL);
#endif
#endif
#if USE_LV_FONT_DEJAVU_40_CYRILLIC != 0
#if USE_LV_FONT_DEJAVU_40 != 0
lv_font_add(&lv_font_dejavu_40_cyrillic, &lv_font_dejavu_40);
#else
lv_font_add(&lv_font_dejavu_40_cyrillic, NULL);
#endif
#endif
/*SYMBOL 40*/
#if USE_LV_FONT_SYMBOL_40_BASIC != 0
#if USE_LV_FONT_DEJAVU_40 != 0
lv_font_add(&lv_font_symbol_40_basic, &lv_font_dejavu_40);
#else
lv_font_add(&lv_font_symbol_40_basic, NULL);
#endif
#endif
#if USE_LV_FONT_SYMBOL_40_FILE != 0
#if USE_LV_FONT_SYMBOL_40_BASIC != 0
lv_font_add(&lv_font_symbol_40_file, &lv_font_symbol_40_basic);
#else
lv_font_add(&lv_font_symbol_40_file, NULL);
#endif
#endif
#if USE_LV_FONT_SYMBOL_40_FEEDBACK != 0
#if USE_LV_FONT_SYMBOL_40_BASIC != 0
lv_font_add(&lv_font_symbol_40_feedback, &lv_font_symbol_40_basic);
#else
lv_font_add(&lv_font_symbol_40_feedback, NULL);
#endif
#endif
/*DEJAVU 60*/
#if USE_LV_FONT_DEJAVU_60 != 0
lv_font_add(&lv_font_dejavu_60, NULL);
#endif
#if USE_LV_FONT_DEJAVU_60_SUP != 0
#if USE_LV_FONT_DEJAVU_60 != 0
lv_font_add(&lv_font_dejavu_60_sup, &lv_font_dejavu_60);
#else
lv_font_add(&lv_font_dejavu_60_sup, NULL);
#endif
#endif
#if USE_LV_FONT_DEJAVU_60_LATIN_EXT_A != 0
#if USE_LV_FONT_DEJAVU_60 != 0
lv_font_add(&lv_font_dejavu_60_latin_ext_a, &lv_font_dejavu_60);
#else
lv_font_add(&lv_font_dejavu_60_latin_ext_a, NULL);
#endif
#endif
#if USE_LV_FONT_DEJAVU_60_LATIN_EXT_B != 0
#if USE_LV_FONT_DEJAVU_60 != 0
lv_font_add(&lv_font_dejavu_60_latin_ext_b, &lv_font_dejavu_60);
#else
lv_font_add(&lv_font_dejavu_60_latin_ext_b, NULL);
#endif
#endif
#if USE_LV_FONT_DEJAVU_60_CYRILLIC != 0
#if USE_LV_FONT_DEJAVU_60 != 0
lv_font_add(&lv_font_dejavu_60_cyrillic, &lv_font_dejavu_60);
#else
lv_font_add(&lv_font_dejavu_60_cyrillic, NULL);
#endif
#endif
/*SYMBOL 60*/
#if USE_LV_FONT_SYMBOL_60_BASIC != 0
#if USE_LV_FONT_DEJAVU_60 != 0
lv_font_add(&lv_font_symbol_60_basic, &lv_font_dejavu_60);
#else
lv_font_add(&lv_font_symbol_60_basic, NULL);
#endif
#endif
#if USE_LV_FONT_SYMBOL_60_FILE != 0
#if USE_LV_FONT_SYMBOL_60_BASIC != 0
lv_font_add(&lv_font_symbol_60_file, &lv_font_symbol_60_basic);
#else
lv_font_add(&lv_font_symbol_60_file, NULL);
#endif
#endif
#if USE_LV_FONT_SYMBOL_60_FEEDBACK != 0
#if USE_LV_FONT_SYMBOL_60_BASIC != 0
lv_font_add(&lv_font_symbol_60_feedback, &lv_font_symbol_60_basic);
#else
lv_font_add(&lv_font_symbol_60_feedback, NULL);
#endif
#endif
/*DEJAVU 80*/
#if USE_LV_FONT_DEJAVU_80 != 0
lv_font_add(&lv_font_dejavu_80, NULL);
#endif
#if USE_LV_FONT_DEJAVU_80_SUP != 0
#if USE_LV_FONT_DEJAVU_80 != 0
lv_font_add(&lv_font_dejavu_80_sup, &lv_font_dejavu_80);
#else
lv_font_add(&lv_font_dejavu_80_sup, NULL);
#endif
#endif
#if USE_LV_FONT_DEJAVU_80_LATIN_EXT_A != 0
#if USE_LV_FONT_DEJAVU_80 != 0
lv_font_add(&lv_font_dejavu_80_latin_ext_a, &lv_font_dejavu_80);
#else
lv_font_add(&lv_font_dejavu_80_latin_ext_a, NULL);
#endif
#endif
#if USE_LV_FONT_DEJAVU_80_LATIN_EXT_B != 0
#if USE_LV_FONT_DEJAVU_80 != 0
lv_font_add(&lv_font_dejavu_80_latin_ext_b, &lv_font_dejavu_80);
#else
lv_font_add(&lv_font_dejavu_80_latin_ext_b, NULL);
#endif
#endif
#if USE_LV_FONT_DEJAVU_80_CYRILLIC != 0
#if USE_LV_FONT_DEJAVU_80 != 0
lv_font_add(&lv_font_dejavu_80_cyrillic, &lv_font_dejavu_80);
#else
lv_font_add(&lv_font_dejavu_80_cyrillic, NULL);
#endif
#endif
/*SYMBOL 80*/
#if USE_LV_FONT_SYMBOL_80_BASIC != 0
#if USE_LV_FONT_DEJAVU_80 != 0
lv_font_add(&lv_font_symbol_80_basic, &lv_font_dejavu_80);
#else
lv_font_add(&lv_font_symbol_80_basic, NULL);
#endif
#endif
#if USE_LV_FONT_SYMBOL_80_FILE != 0
#if USE_LV_FONT_SYMBOL_80_BASIC != 0
lv_font_add(&lv_font_symbol_80_file, &lv_font_symbol_80_basic);
#else
lv_font_add(&lv_font_symbol_80_file, NULL);
#endif
#endif
#if USE_LV_FONT_SYMBOL_80_FEEDBACK != 0
#if USE_LV_FONT_SYMBOL_80_BASIC != 0
lv_font_add(&lv_font_symbol_80_feedback, &lv_font_symbol_80_basic);
#else
lv_font_add(&lv_font_symbol_80_feedback, NULL);
#endif
#endif
}
/**
* Create a pair from font name and font dsc. get function. After it 'font_get' can be used for this font
* @param name name of the font
* @param dsc_get_fp the font descriptor get function
* @param parent add this font as charter set extension of 'parent'
*/
void lv_font_add(lv_font_t *child, lv_font_t *parent)
{
if(parent == NULL) return;
while(parent->next_page != NULL) {
parent = parent->next_page; /*Got to the last page and add the new font there*/
}
parent->next_page = child;
}
/**
* Return with the bitmap of a font.
* @param font_p pointer to a font
* @param letter a letter
* @return pointer to the bitmap of the letter
*/
const uint8_t * lv_font_get_bitmap(const lv_font_t * font_p, uint32_t letter)
{
const lv_font_t * font_i = font_p;
while(font_i != NULL) {
if(letter >= font_i->first_ascii && letter <= font_i->last_ascii) {
uint32_t index = (letter - font_i->first_ascii);
return &font_i->bitmap[font_i->map[index]];
}
font_i = font_i->next_page;
}
return NULL;
}
/**
* Get the width of a letter in a font
* @param font_p pointer to a font
* @param letter a letter
* @return the width of a letter
*/
uint8_t lv_font_get_width(const lv_font_t * font_p, uint32_t letter)
{
const lv_font_t * font_i = font_p;
while(font_i != NULL) {
if(letter >= font_i->first_ascii && letter <= font_i->last_ascii) {
uint32_t index = (letter - font_i->first_ascii);
return font_i->width[index];
}
font_i = font_i->next_page;
}
return 0;
}
/**********************
* STATIC FUNCTIONS
**********************/