diff options
| -rw-r--r-- | include/libcss/computed.h | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/include/libcss/computed.h b/include/libcss/computed.h index 3065c65..61aec9c 100644 --- a/include/libcss/computed.h +++ b/include/libcss/computed.h @@ -1375,4 +1375,85 @@ static inline uint8_t css_computed_font_style( #undef FONT_STYLE_SHIFT #undef FONT_STYLE_INDEX +#define MIN_HEIGHT_INDEX 19 +#define MIN_HEIGHT_SHIFT 3 +#define MIN_HEIGHT_MASK 0xf8 +static inline uint8_t css_computed_min_height( + const css_computed_style *style, + css_fixed *length, css_unit *unit) +{ + uint8_t bits = style->bits[MIN_HEIGHT_INDEX]; + bits &= MIN_HEIGHT_MASK; + bits >>= MIN_HEIGHT_SHIFT; + + /* 5bits: uuuut : units | type */ + if ((bits & 0x1) == CSS_MIN_HEIGHT_SET) { + *length = style->min_height; + *unit = bits >> 2; + } + + return (bits & 0x1); +} +#undef MIN_HEIGHT_MASK +#undef MIN_HEIGHT_SHIFT +#undef MIN_HEIGHT_INDEX + +#define MIN_WIDTH_INDEX 20 +#define MIN_WIDTH_SHIFT 3 +#define MIN_WIDTH_MASK 0xf8 +static inline uint8_t css_computed_min_width( + const css_computed_style *style, + css_fixed *length, css_unit *unit) +{ + uint8_t bits = style->bits[MIN_WIDTH_INDEX]; + bits &= MIN_WIDTH_MASK; + bits >>= MIN_WIDTH_SHIFT; + + /* 5bits: uuuut : units | type */ + if ((bits & 0x1) == CSS_MIN_WIDTH_SET) { + *length = style->min_width; + *unit = bits >> 2; + } + + return (bits & 0x1); +} +#undef MIN_WIDTH_MASK +#undef MIN_WIDTH_SHIFT +#undef MIN_WIDTH_INDEX + +#define BACKGROUND_REPEAT_INDEX 19 +#define BACKGROUND_REPEAT_SHIFT 0 +#define BACKGROUND_REPEAT_MASK 0x7 +static inline uint8_t css_computed_background_repeat( + const css_computed_style *style) +{ + uint8_t bits = style->bits[BACKGROUND_REPEAT_INDEX]; + bits &= BACKGROUND_REPEAT_MASK; + bits >>= BACKGROUND_REPEAT_SHIFT; + + /* 3bits: type */ + return bits; +} +#undef BACKGROUND_REPEAT_MASK +#undef BACKGROUND_REPEAT_SHIFT +#undef BACKGROUND_REPEAT_INDEX + +#define CLEAR_INDEX 20 +#define CLEAR_SHIFT 0 +#define CLEAR_MASK 0x7 +static inline uint8_t css_computed_clear( + const css_computed_style *style) +{ + uint8_t bits = style->bits[CLEAR_INDEX]; + bits &= CLEAR_MASK; + bits >>= CLEAR_SHIFT; + + /* 3bits: type */ + return bits; +} +#undef CLEAR_MASK +#undef CLEAR_SHIFT +#undef CLEAR_INDEX + + #endif |