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refact(freetype): clean up global variables and infrequent functions (#3782)

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Signed-off-by: pengyiqiang <pengyiqiang@xiaomi.com>
Co-authored-by: pengyiqiang <pengyiqiang@xiaomi.com>
This commit is contained in:
_VIFEXTech
2022-11-24 19:27:38 +08:00
committed by GitHub
parent ac763346c8
commit e7da3b247e
11 changed files with 1732 additions and 603 deletions
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27
lv_conf_template.h
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@@ -636,18 +636,21 @@
/*FreeType library*/
#define LV_USE_FREETYPE 0
#if LV_USE_FREETYPE
/*Memory used by FreeType to cache characters [bytes] (-1: no caching)*/
#define LV_FREETYPE_CACHE_SIZE (16 * 1024)
#if LV_FREETYPE_CACHE_SIZE >= 0
/* 1: bitmap cache use the sbit cache, 0:bitmap cache use the image cache. */
/* sbit cache:it is much more memory efficient for small bitmaps(font size < 256) */
/* if font size >= 256, must be configured as image cache */
#define LV_FREETYPE_SBIT_CACHE 0
/* Maximum number of opened FT_Face/FT_Size objects managed by this cache instance. */
/* (0:use system defaults) */
#define LV_FREETYPE_CACHE_FT_FACES 0
#define LV_FREETYPE_CACHE_FT_SIZES 0
#endif
/*Memory used by FreeType to cache characters [bytes]*/
#define LV_FREETYPE_CACHE_SIZE (64 * 1024)
/*Let FreeType to use LVGL memory and file porting*/
#define LV_FREETYPE_USE_LVGL_PORT 0
/* 1: bitmap cache use the sbit cache, 0:bitmap cache use the image cache. */
/* sbit cache:it is much more memory efficient for small bitmaps(font size < 256) */
/* if font size >= 256, must be configured as image cache */
#define LV_FREETYPE_SBIT_CACHE 0
/* Maximum number of opened FT_Face/FT_Size objects managed by this cache instance. */
/* (0:use system defaults) */
#define LV_FREETYPE_CACHE_FT_FACES 4
#define LV_FREETYPE_CACHE_FT_SIZES 4
#endif
/* Built-in TTF decoder */