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Add LV_USE_FONT_COMPRESSED to control support for compressed fonts

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This commit is contained in:
Themba Dube 2020-07-16 18:55:25 -04:00
parent dd56e9a013
commit a4774ccc72
1 changed files with 4 additions and 0 deletions
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4
src/lv_font/lv_font_fmt_txt.c
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@ -88,6 +88,7 @@ const uint8_t * lv_font_get_bitmap_fmt_txt(const lv_font_t * font, uint32_t unic
} }
/*Handle compressed bitmap*/ /*Handle compressed bitmap*/
else { else {
#if LV_USE_FONT_COMPRESSED
uint32_t gsize = gdsc->box_w * gdsc->box_h; uint32_t gsize = gdsc->box_w * gdsc->box_h;
if(gsize == 0) return NULL; if(gsize == 0) return NULL;
@ -117,6 +118,9 @@ const uint8_t * lv_font_get_bitmap_fmt_txt(const lv_font_t * font, uint32_t unic
bool prefilter = fdsc->bitmap_format == LV_FONT_FMT_TXT_COMPRESSED ? true : false; bool prefilter = fdsc->bitmap_format == LV_FONT_FMT_TXT_COMPRESSED ? true : false;
decompress(&fdsc->glyph_bitmap[gdsc->bitmap_index], decompr_buf, gdsc->box_w, gdsc->box_h, (uint8_t)fdsc->bpp, prefilter); decompress(&fdsc->glyph_bitmap[gdsc->bitmap_index], decompr_buf, gdsc->box_w, gdsc->box_h, (uint8_t)fdsc->bpp, prefilter);
return decompr_buf; return decompr_buf;
#else /* !LV_USE_FONT_COMPRESSED */
return NULL;
#endif
} }
/*If not returned earlier then the letter is not found in this font*/ /*If not returned earlier then the letter is not found in this font*/