diff options
Diffstat (limited to 'include/libcss')
| -rw-r--r-- | include/libcss/computed.h | 2342 |
1 files changed, 258 insertions, 2084 deletions
diff --git a/include/libcss/computed.h b/include/libcss/computed.h index 094fd59..c327536 100644 --- a/include/libcss/computed.h +++ b/include/libcss/computed.h @@ -19,10 +19,32 @@ extern "C" #include <libcss/functypes.h> #include <libcss/properties.h> #include <libcss/types.h> - + struct css_hint; struct css_select_handler; +typedef struct css_computed_counter { + lwc_string *name; + css_fixed value; +} css_computed_counter; + +typedef struct css_computed_clip_rect { + css_fixed top; + css_fixed right; + css_fixed bottom; + css_fixed left; + + css_unit tunit; + css_unit runit; + css_unit bunit; + css_unit lunit; + + bool top_auto; + bool right_auto; + bool bottom_auto; + bool left_auto; +} css_computed_clip_rect; + enum css_computed_content_type { CSS_COMPUTED_CONTENT_NONE = 0, CSS_COMPUTED_CONTENT_STRING = 1, @@ -53,292 +75,7 @@ typedef struct css_computed_content_item { } counters; } data; } css_computed_content_item; - -typedef struct css_computed_counter { - lwc_string *name; - css_fixed value; -} css_computed_counter; - -typedef struct css_computed_clip_rect { - css_fixed top; - css_fixed right; - css_fixed bottom; - css_fixed left; - - css_unit tunit; - css_unit runit; - css_unit bunit; - css_unit lunit; - - bool top_auto; - bool right_auto; - bool bottom_auto; - bool left_auto; -} css_computed_clip_rect; - -typedef struct css_computed_uncommon { -/* - * border_spacing 1 + 2(4) 2(4) - * clip 2 + 4(4) + 4 4(4) - * letter_spacing 2 + 4 4 - * outline_color 2 4 - * outline_width 3 + 4 4 - * word_spacing 2 + 4 4 - * --- --- - * 52 bits 40 bytes - * - * Encode counter_increment and _reset as an array of name, value pairs, - * terminated with a blank entry. - * - * counter_increment 1 sizeof(ptr) - * counter_reset 1 sizeof(ptr) - * --- --- - * 2 bits 2sizeof(ptr) bytes - * - * Encode cursor uri(s) as an array of string objects, terminated with a - * blank entry. - * - * cursor 5 sizeof(ptr) - * --- --- - * 5 bits sizeof(ptr) bytes - * - * Encode content as an array of content items, terminated with a blank entry. - * - * content 2 sizeof(ptr) - * --- --- - * 2 bits sizeof(ptr) - * - * ___ ___ - * 61 bits 40 + 4sizeof(ptr) bytes - * - * 8 bytes 40 + 4sizeof(ptr) bytes - * =================== - * 48 + 4sizeof(ptr) bytes - * - * Bit allocations: - * - * 76543210 - * 1 llllllcc letter-spacing | outline-color - * 2 ooooooob outline-width | border-spacing - * 3 bbbbbbbb border-spacing - * 4 wwwwwwir word-spacing | counter-increment | counter-reset - * 5 uuuuu... cursor | <unused> - * 6 cccccccc clip - * 7 cccccccc clip - * 8 ccccccoo clip | content - */ - uint8_t bits[8]; - - css_fixed border_spacing[2]; - - css_fixed clip[4]; - - css_fixed letter_spacing; - - css_color outline_color; - css_fixed outline_width; - - css_fixed word_spacing; - - css_computed_counter *counter_increment; - css_computed_counter *counter_reset; - - lwc_string **cursor; - - css_computed_content_item *content; -} css_computed_uncommon; - -struct css_computed_style { -/* - * background_attachment 2 - * background_repeat 3 - * border_collapse 2 - * border_top_style 4 - * border_right_style 4 - * border_bottom_style 4 - * border_left_style 4 - * caption_side 2 - * clear 3 - * direction 2 - * display 5 - * empty_cells 2 - * float 2 - * font_style 2 - * font_variant 2 - * font_weight 4 - * list_style_position 2 - * list_style_type 4 - * overflow 3 - * outline_style 4 - * position 3 - * table_layout 2 - * text_align 4 - * text_decoration 5 - * text_transform 3 - * unicode_bidi 2 - * visibility 2 - * white_space 3 - * --- - * 84 bits - * - * Colours are 32bits of AARRGGBB - * Dimensions are encoded as a fixed point value + 4 bits of unit data - * - * background_color 2 4 - * background_image 1 sizeof(ptr) - * background_position 1 + 2(4) 2(4) - * border_top_color 2 4 - * border_right_color 2 4 - * border_bottom_color 2 4 - * border_left_color 2 4 - * border_top_width 3 + 4 4 - * border_right_width 3 + 4 4 - * border_bottom_width 3 + 4 4 - * border_left_width 3 + 4 4 - * top 2 + 4 4 - * right 2 + 4 4 - * bottom 2 + 4 4 - * left 2 + 4 4 - * color 1 4 - * font_size 4 + 4 4 - * height 2 + 4 4 - * line_height 2 + 4 4 - * list_style_image 1 sizeof(ptr) - * margin_top 2 + 4 4 - * margin_right 2 + 4 4 - * margin_bottom 2 + 4 4 - * margin_left 2 + 4 4 - * max_height 2 + 4 4 - * max_width 2 + 4 4 - * min_height 1 + 4 4 - * min_width 1 + 4 4 - * padding_top 1 + 4 4 - * padding_right 1 + 4 4 - * padding_bottom 1 + 4 4 - * padding_left 1 + 4 4 - * text_indent 1 + 4 4 - * vertical_align 4 + 4 4 - * width 2 + 4 4 - * z_index 2 4 - * --- --- - * 181 bits 140 + 2sizeof(ptr) bytes - * - * Encode font family as an array of string objects, terminated with a - * blank entry. - * - * font_family 3 sizeof(ptr) - * --- --- - * 3 bits sizeof(ptr) - * - * Encode quotes as an array of string objects, terminated with a blank entry. - * - * quotes 1 sizeof(ptr) - * --- --- - * 1 bit sizeof(ptr) bytes - * - * ___ ___ - * 269 bits 140 + 4sizeof(ptr) bytes - * - * 34 bytes 140 + 4sizeof(ptr) bytes - * =================== - * 174 + 4sizeof(ptr) bytes - * - * Bit allocations: - * - * 76543210 - * 1 vvvvvvvv vertical-align - * 2 ffffffff font-size - * 3 ttttttti border-top-width | background-image - * 4 rrrrrrrc border-right-width | color - * 5 bbbbbbbl border-bottom-width | list-style-image - * 6 lllllllq border-left-width | quotes - * 7 ttttttcc top | border-top-color - * 8 rrrrrrcc right | border-right-color - * 9 bbbbbbcc bottom | border-bottom-color - * 10 llllllcc left | border-left-color - * 11 hhhhhhbb height | background-color - * 12 llllllzz line-height | z-index - * 13 ttttttbb margin-top | background-attachment - * 14 rrrrrrbb margin-right | border-collapse - * 15 bbbbbbcc margin-bottom | caption-side - * 16 lllllldd margin-left | direction - * 17 mmmmmmee max-height | empty-cells - * 18 mmmmmmff max-width | float - * 19 wwwwwwff width | font-style - * 20 mmmmmbbb min-height | background-repeat - * 21 mmmmmccc min-width | clear - * 22 tttttooo padding-top | overflow - * 23 rrrrrppp padding-right | position - * 24 bbbbbo.. padding-bottom | opacity | <unused> - * 25 lllllttt padding-left | text-transform - * 26 tttttwww text-indent | white-space - * 27 bbbbbbbb background-position - * 28 bdddddff background-position | display | font-variant - * 29 tttttfff text-decoration | font-family - * 30 ttttrrrr border-top-style | border-right-style - * 31 bbbbllll border-bottom-style | border-left-style - * 32 ffffllll font-weight | list-style-type - * 33 oooottuu outline-style | table-layout | unicode-bidi - * 34 vvlltttt visibility | list-style-position | text-align - */ - uint8_t bits[34]; - - uint8_t unused[2]; - - css_color background_color; - lwc_string *background_image; - css_fixed background_position[2]; - - css_color border_color[4]; - css_fixed border_width[4]; - - css_fixed top; - css_fixed right; - css_fixed bottom; - css_fixed left; - - css_color color; - - css_fixed font_size; - - css_fixed height; - - css_fixed line_height; - - lwc_string *list_style_image; - - css_fixed margin[4]; - - css_fixed max_height; - css_fixed max_width; - - css_fixed min_height; - css_fixed min_width; - - css_fixed opacity; - - css_fixed padding[4]; - - css_fixed text_indent; - - css_fixed vertical_align; - - css_fixed width; - - int32_t z_index; - - lwc_string **font_family; - - lwc_string **quotes; - - css_computed_uncommon *uncommon;/**< Uncommon properties */ - void *aural; /**< Aural properties */ - void *page; /**< Page properties */ - - css_allocator_fn alloc; - void *pw; -}; - + css_error css_computed_style_create(css_allocator_fn alloc, void *pw, css_computed_style **result); css_error css_computed_style_destroy(css_computed_style *style); @@ -357,1854 +94,291 @@ css_error css_computed_style_compose(const css_computed_style *parent, /****************************************************************************** * Property accessors below here * ******************************************************************************/ - -static inline uint8_t css_computed_font_size(const css_computed_style *style, - css_fixed *length, css_unit *unit); -static inline uint8_t css_computed_line_height(const css_computed_style *style, - css_fixed *length, css_unit *unit); -static inline uint8_t css_computed_position(const css_computed_style *style); - - -#define CSS_LETTER_SPACING_INDEX 0 -#define CSS_LETTER_SPACING_SHIFT 2 -#define CSS_LETTER_SPACING_MASK 0xfc -static inline uint8_t css_computed_letter_spacing( + +uint8_t css_computed_letter_spacing( const css_computed_style *style, - css_fixed *length, css_unit *unit) -{ - if (style->uncommon != NULL) { - uint8_t bits = style->uncommon->bits[CSS_LETTER_SPACING_INDEX]; - bits &= CSS_LETTER_SPACING_MASK; - bits >>= CSS_LETTER_SPACING_SHIFT; - - /* 6bits: uuuutt : unit | type */ - - if ((bits & 3) == CSS_LETTER_SPACING_SET) { - *length = style->uncommon->letter_spacing; - *unit = (css_unit) (bits >> 2); - } - - return (bits & 3); - } - - return CSS_LETTER_SPACING_NORMAL; -} -#undef CSS_LETTER_SPACING_MASK -#undef CSS_LETTER_SPACING_SHIFT -#undef CSS_LETTER_SPACING_INDEX - -#define CSS_OUTLINE_COLOR_INDEX 0 -#define CSS_OUTLINE_COLOR_SHIFT 0 -#define CSS_OUTLINE_COLOR_MASK 0x3 -static inline uint8_t css_computed_outline_color( - const css_computed_style *style, css_color *color) -{ - if (style->uncommon != NULL) { - uint8_t bits = style->uncommon->bits[CSS_OUTLINE_COLOR_INDEX]; - bits &= CSS_OUTLINE_COLOR_MASK; - bits >>= CSS_OUTLINE_COLOR_SHIFT; - - /* 2bits: tt : type */ - - if ((bits & 3) == CSS_OUTLINE_COLOR_COLOR) { - *color = style->uncommon->outline_color; - } - - return (bits & 3); - } - - return CSS_OUTLINE_COLOR_INVERT; -} -#undef CSS_OUTLINE_COLOR_MASK -#undef CSS_OUTLINE_COLOR_SHIFT -#undef CSS_OUTLINE_COLOR_INDEX + css_fixed *length, css_unit *unit); -#define CSS_OUTLINE_WIDTH_INDEX 1 -#define CSS_OUTLINE_WIDTH_SHIFT 1 -#define CSS_OUTLINE_WIDTH_MASK 0xfe -static inline uint8_t css_computed_outline_width( +uint8_t css_computed_outline_color( + const css_computed_style *style, css_color *color); + +uint8_t css_computed_outline_width( const css_computed_style *style, - css_fixed *length, css_unit *unit) -{ - if (style->uncommon != NULL) { - uint8_t bits = style->uncommon->bits[CSS_OUTLINE_WIDTH_INDEX]; - bits &= CSS_OUTLINE_WIDTH_MASK; - bits >>= CSS_OUTLINE_WIDTH_SHIFT; - - /* 7bits: uuuuttt : unit | type */ - - if ((bits & 7) == CSS_OUTLINE_WIDTH_WIDTH) { - *length = style->uncommon->outline_width; - *unit = (css_unit) (bits >> 3); - } - - return (bits & 7); - } - - *length = INTTOFIX(2); - *unit = CSS_UNIT_PX; - - return CSS_OUTLINE_WIDTH_WIDTH; -} -#undef CSS_OUTLINE_WIDTH_MASK -#undef CSS_OUTLINE_WIDTH_SHIFT -#undef CSS_OUTLINE_WIDTH_INDEX - -#define CSS_BORDER_SPACING_INDEX 1 -#define CSS_BORDER_SPACING_SHIFT 0 -#define CSS_BORDER_SPACING_MASK 0x1 -#define CSS_BORDER_SPACING_INDEX1 2 -#define CSS_BORDER_SPACING_SHIFT1 0 -#define CSS_BORDER_SPACING_MASK1 0xff -static inline uint8_t css_computed_border_spacing( + css_fixed *length, css_unit *unit); + +uint8_t css_computed_border_spacing( const css_computed_style *style, css_fixed *hlength, css_unit *hunit, - css_fixed *vlength, css_unit *vunit) -{ - if (style->uncommon != NULL) { - uint8_t bits = style->uncommon->bits[CSS_BORDER_SPACING_INDEX]; - bits &= CSS_BORDER_SPACING_MASK; - bits >>= CSS_BORDER_SPACING_SHIFT; - - /* 1 bit: type */ - if (bits == CSS_BORDER_SPACING_SET) { - uint8_t bits1 = - style->uncommon->bits[CSS_BORDER_SPACING_INDEX1]; - bits1 &= CSS_BORDER_SPACING_MASK1; - bits1 >>= CSS_BORDER_SPACING_SHIFT1; - - /* 8bits: hhhhvvvv : hunit | vunit */ - - *hlength = style->uncommon->border_spacing[0]; - *hunit = (css_unit) (bits1 >> 4); - - *vlength = style->uncommon->border_spacing[1]; - *vunit = (css_unit) (bits1 & 0xf); - } - - return bits; - } else { - *hlength = *vlength = 0; - *hunit = *vunit = CSS_UNIT_PX; - } - - return CSS_BORDER_SPACING_SET; -} -#undef CSS_BORDER_SPACING_MASK1 -#undef CSS_BORDER_SPACING_SHIFT1 -#undef CSS_BORDER_SPACING_INDEX1 -#undef CSS_BORDER_SPACING_MASK -#undef CSS_BORDER_SPACING_SHIFT -#undef CSS_BORDER_SPACING_INDEX - -#define CSS_WORD_SPACING_INDEX 3 -#define CSS_WORD_SPACING_SHIFT 2 -#define CSS_WORD_SPACING_MASK 0xfc -static inline uint8_t css_computed_word_spacing( + css_fixed *vlength, css_unit *vunit); + +uint8_t css_computed_word_spacing( const css_computed_style *style, - css_fixed *length, css_unit *unit) -{ - if (style->uncommon != NULL) { - uint8_t bits = style->uncommon->bits[CSS_WORD_SPACING_INDEX]; - bits &= CSS_WORD_SPACING_MASK; - bits >>= CSS_WORD_SPACING_SHIFT; - - /* 6bits: uuuutt : unit | type */ - - if ((bits & 3) == CSS_WORD_SPACING_SET) { - *length = style->uncommon->word_spacing; - *unit = (css_unit) (bits >> 2); - } - - return (bits & 3); - } - - return CSS_WORD_SPACING_NORMAL; -} -#undef CSS_WORD_SPACING_MASK -#undef CSS_WORD_SPACING_SHIFT -#undef CSS_WORD_SPACING_INDEX - -#define CSS_COUNTER_INCREMENT_INDEX 3 -#define CSS_COUNTER_INCREMENT_SHIFT 1 -#define CSS_COUNTER_INCREMENT_MASK 0x2 -static inline uint8_t css_computed_counter_increment( + css_fixed *length, css_unit *unit); + +uint8_t css_computed_counter_increment( const css_computed_style *style, - const css_computed_counter **counters) -{ - if (style->uncommon != NULL) { - uint8_t bits = - style->uncommon->bits[CSS_COUNTER_INCREMENT_INDEX]; - bits &= CSS_COUNTER_INCREMENT_MASK; - bits >>= CSS_COUNTER_INCREMENT_SHIFT; - - /* 1bit: type */ - *counters = style->uncommon->counter_increment; - - return bits; - } - - return CSS_COUNTER_INCREMENT_NONE; -} -#undef CSS_COUNTER_INCREMENT_MASK -#undef CSS_COUNTER_INCREMENT_SHIFT -#undef CSS_COUNTER_INCREMENT_INDEX - -#define CSS_COUNTER_RESET_INDEX 3 -#define CSS_COUNTER_RESET_SHIFT 0 -#define CSS_COUNTER_RESET_MASK 0x1 -static inline uint8_t css_computed_counter_reset( + const css_computed_counter **counters); + +uint8_t css_computed_counter_reset( const css_computed_style *style, - const css_computed_counter **counters) -{ - if (style->uncommon != NULL) { - uint8_t bits = style->uncommon->bits[CSS_COUNTER_RESET_INDEX]; - bits &= CSS_COUNTER_RESET_MASK; - bits >>= CSS_COUNTER_RESET_SHIFT; - - /* 1bit: type */ - *counters = style->uncommon->counter_reset; - - return bits; - } - - return CSS_COUNTER_RESET_NONE; -} -#undef CSS_COUNTER_RESET_MASK -#undef CSS_COUNTER_RESET_SHIFT -#undef CSS_COUNTER_RESET_INDEX - -#define CSS_CURSOR_INDEX 4 -#define CSS_CURSOR_SHIFT 3 -#define CSS_CURSOR_MASK 0xf8 -static inline uint8_t css_computed_cursor( + const css_computed_counter **counters); + +uint8_t css_computed_cursor( const css_computed_style *style, - lwc_string ***urls) -{ - if (style->uncommon != NULL) { - uint8_t bits = style->uncommon->bits[CSS_CURSOR_INDEX]; - bits &= CSS_CURSOR_MASK; - bits >>= CSS_CURSOR_SHIFT; - - /* 5bits: type */ - *urls = style->uncommon->cursor; + lwc_string ***urls); - return bits; - } - - return CSS_CURSOR_AUTO; -} -#undef CSS_CURSOR_MASK -#undef CSS_CURSOR_SHIFT -#undef CSS_CURSOR_INDEX - -#define CSS_CLIP_INDEX 7 -#define CSS_CLIP_SHIFT 2 -#define CSS_CLIP_MASK 0xfc -#define CSS_CLIP_INDEX1 5 -#define CSS_CLIP_SHIFT1 0 -#define CSS_CLIP_MASK1 0xff -#define CSS_CLIP_INDEX2 6 -#define CSS_CLIP_SHIFT2 0 -#define CSS_CLIP_MASK2 0xff -static inline uint8_t css_computed_clip( +uint8_t css_computed_clip( const css_computed_style *style, - css_computed_clip_rect *rect) -{ - if (style->uncommon != NULL) { - uint8_t bits = style->uncommon->bits[CSS_CLIP_INDEX]; - bits &= CSS_CLIP_MASK; - bits >>= CSS_CLIP_SHIFT; - - /* 6bits: trblyy : top | right | bottom | left | type */ - if ((bits & 0x3) == CSS_CLIP_RECT) { - uint8_t bits1; - - rect->left_auto = (bits & 0x4); - rect->bottom_auto = (bits & 0x8); - rect->right_auto = (bits & 0x10); - rect->top_auto = (bits & 0x20); - - if (rect->top_auto == false || - rect->right_auto == false) { - /* 8bits: ttttrrrr : top | right */ - bits1 = style->uncommon->bits[CSS_CLIP_INDEX1]; - bits1 &= CSS_CLIP_MASK1; - bits1 >>= CSS_CLIP_SHIFT1; - } else { - bits1 = 0; - } - - rect->top = style->uncommon->clip[0]; - rect->tunit = (css_unit) (bits1 >> 4); - - rect->right = style->uncommon->clip[1]; - rect->runit = (css_unit) (bits1 & 0xf); - - if (rect->bottom_auto == false || - rect->left_auto == false) { - /* 8bits: bbbbllll : bottom | left */ - bits1 = style->uncommon->bits[CSS_CLIP_INDEX2]; - bits1 &= CSS_CLIP_MASK2; - bits1 >>= CSS_CLIP_SHIFT2; - } else { - bits1 = 0; - } - - rect->bottom = style->uncommon->clip[2]; - rect->bunit = (css_unit) (bits1 >> 4); - - rect->left = style->uncommon->clip[3]; - rect->lunit = (css_unit) (bits1 & 0xf); - } - - return (bits & 0x3); - } - - return CSS_CLIP_AUTO; -} -#undef CSS_CLIP_MASK2 -#undef CSS_CLIP_SHIFT2 -#undef CSS_CLIP_INDEX2 -#undef CSS_CLIP_MASK1 -#undef CSS_CLIP_SHIFT1 -#undef CSS_CLIP_INDEX1 -#undef CSS_CLIP_MASK -#undef CSS_CLIP_SHIFT -#undef CSS_CLIP_INDEX - -#define CSS_CONTENT_INDEX 7 -#define CSS_CONTENT_SHIFT 0 -#define CSS_CONTENT_MASK 0x3 -static inline uint8_t css_computed_content( + css_computed_clip_rect *rect); + +uint8_t css_computed_content( const css_computed_style *style, - const css_computed_content_item **content) -{ - if (style->uncommon != NULL) { - uint8_t bits = style->uncommon->bits[CSS_CONTENT_INDEX]; - bits &= CSS_CONTENT_MASK; - bits >>= CSS_CONTENT_SHIFT; - - /* 2bits: type */ - *content = style->uncommon->content; - - return bits; - } - - return CSS_CONTENT_NORMAL; -} -#undef CSS_CONTENT_MASK -#undef CSS_CONTENT_SHIFT -#undef CSS_CONTENT_INDEX - -#define CSS_VERTICAL_ALIGN_INDEX 0 -#define CSS_VERTICAL_ALIGN_SHIFT 0 -#define CSS_VERTICAL_ALIGN_MASK 0xff -static inline uint8_t css_computed_vertical_align( - const css_computed_style *style, - css_fixed *length, css_unit *unit) -{ - uint8_t bits = style->bits[CSS_VERTICAL_ALIGN_INDEX]; - bits &= CSS_VERTICAL_ALIGN_MASK; - bits >>= CSS_VERTICAL_ALIGN_SHIFT; - - /* 8bits: uuuutttt : units | type */ - if ((bits & 0xf) == CSS_VERTICAL_ALIGN_SET) { - *length = style->vertical_align; - *unit = (css_unit) (bits >> 4); - } - - return (bits & 0xf); -} -#undef CSS_VERTICAL_ALIGN_MASK -#undef CSS_VERTICAL_ALIGN_SHIFT -#undef CSS_VERTICAL_ALIGN_INDEX - -#define CSS_FONT_SIZE_INDEX 1 -#define CSS_FONT_SIZE_SHIFT 0 -#define CSS_FONT_SIZE_MASK 0xff -static inline uint8_t css_computed_font_size( + const css_computed_content_item **content); + +uint8_t css_computed_vertical_align( const css_computed_style *style, - css_fixed *length, css_unit *unit) -{ - uint8_t bits = style->bits[CSS_FONT_SIZE_INDEX]; - bits &= CSS_FONT_SIZE_MASK; - bits >>= CSS_FONT_SIZE_SHIFT; - - /* 8bits: uuuutttt : units | type */ - if ((bits & 0xf) == CSS_FONT_SIZE_DIMENSION) { - *length = style->font_size; - *unit = (css_unit) (bits >> 4); - } - - return (bits & 0xf); -} -#undef CSS_FONT_SIZE_MASK -#undef CSS_FONT_SIZE_SHIFT -#undef CSS_FONT_SIZE_INDEX - -#define CSS_BORDER_TOP_WIDTH_INDEX 2 -#define CSS_BORDER_TOP_WIDTH_SHIFT 1 -#define CSS_BORDER_TOP_WIDTH_MASK 0xfe -static inline uint8_t css_computed_border_top_width( + css_fixed *length, css_unit *unit); + +uint8_t css_computed_font_size( const css_computed_style *style, - css_fixed *length, css_unit *unit) -{ - uint8_t bits = style->bits[CSS_BORDER_TOP_WIDTH_INDEX]; - bits &= CSS_BORDER_TOP_WIDTH_MASK; - bits >>= CSS_BORDER_TOP_WIDTH_SHIFT; - - /* 7bits: uuuuttt : units | type */ - if ((bits & 0x7) == CSS_BORDER_WIDTH_WIDTH) { - *length = style->border_width[0]; - *unit = (css_unit) (bits >> 3); - } - - return (bits & 0x7); -} -#undef CSS_BORDER_TOP_WIDTH_MASK -#undef CSS_BORDER_TOP_WIDTH_SHIFT -#undef CSS_BORDER_TOP_WIDTH_INDEX - -#define CSS_BORDER_RIGHT_WIDTH_INDEX 3 -#define CSS_BORDER_RIGHT_WIDTH_SHIFT 1 -#define CSS_BORDER_RIGHT_WIDTH_MASK 0xfe -static inline uint8_t css_computed_border_right_width( + css_fixed *length, css_unit *unit); + +uint8_t css_computed_border_top_width( const css_computed_style *style, - css_fixed *length, css_unit *unit) -{ - uint8_t bits = style->bits[CSS_BORDER_RIGHT_WIDTH_INDEX]; - bits &= CSS_BORDER_RIGHT_WIDTH_MASK; - bits >>= CSS_BORDER_RIGHT_WIDTH_SHIFT; - - /* 7bits: uuuuttt : units | type */ - if ((bits & 0x7) == CSS_BORDER_WIDTH_WIDTH) { - *length = style->border_width[1]; - *unit = (css_unit) (bits >> 3); - } - - return (bits & 0x7); -} -#undef CSS_BORDER_RIGHT_WIDTH_MASK -#undef CSS_BORDER_RIGHT_WIDTH_SHIFT -#undef CSS_BORDER_RIGHT_WIDTH_INDEX - -#define CSS_BORDER_BOTTOM_WIDTH_INDEX 4 -#define CSS_BORDER_BOTTOM_WIDTH_SHIFT 1 -#define CSS_BORDER_BOTTOM_WIDTH_MASK 0xfe -static inline uint8_t css_computed_border_bottom_width( + css_fixed *length, css_unit *unit); + +uint8_t css_computed_border_right_width( const css_computed_style *style, - css_fixed *length, css_unit *unit) -{ - uint8_t bits = style->bits[CSS_BORDER_BOTTOM_WIDTH_INDEX]; - bits &= CSS_BORDER_BOTTOM_WIDTH_MASK; - bits >>= CSS_BORDER_BOTTOM_WIDTH_SHIFT; - - /* 7bits: uuuuttt : units | type */ - if ((bits & 0x7) == CSS_BORDER_WIDTH_WIDTH) { - *length = style->border_width[2]; - *unit = (css_unit) (bits >> 3); - } - - return (bits & 0x7); -} -#undef CSS_BORDER_BOTTOM_WIDTH_MASK -#undef CSS_BORDER_BOTTOM_WIDTH_SHIFT -#undef CSS_BORDER_BOTTOM_WIDTH_INDEX - -#define CSS_BORDER_LEFT_WIDTH_INDEX 5 -#define CSS_BORDER_LEFT_WIDTH_SHIFT 1 -#define CSS_BORDER_LEFT_WIDTH_MASK 0xfe -static inline uint8_t css_computed_border_left_width( + css_fixed *length, css_unit *unit); + +uint8_t css_computed_border_bottom_width( const css_computed_style *style, - css_fixed *length, css_unit *unit) -{ - uint8_t bits = style->bits[CSS_BORDER_LEFT_WIDTH_INDEX]; - bits &= CSS_BORDER_LEFT_WIDTH_MASK; - bits >>= CSS_BORDER_LEFT_WIDTH_SHIFT; - - /* 7bits: uuuuttt : units | type */ - if ((bits & 0x7) == CSS_BORDER_WIDTH_WIDTH) { - *length = style->border_width[3]; - *unit = (css_unit) (bits >> 3); - } - - return (bits & 0x7); -} -#undef CSS_BORDER_LEFT_WIDTH_MASK -#undef CSS_BORDER_LEFT_WIDTH_SHIFT -#undef CSS_BORDER_LEFT_WIDTH_INDEX - -#define CSS_BACKGROUND_IMAGE_INDEX 2 -#define CSS_BACKGROUND_IMAGE_SHIFT 0 -#define CSS_BACKGROUND_IMAGE_MASK 0x1 -static inline uint8_t css_computed_background_image( + css_fixed *length, css_unit *unit); + +uint8_t css_computed_border_left_width( const css_computed_style *style, - lwc_string **url) -{ - uint8_t bits = style->bits[CSS_BACKGROUND_IMAGE_INDEX]; - bits &= CSS_BACKGROUND_IMAGE_MASK; - bits >>= CSS_BACKGROUND_IMAGE_SHIFT; - - /* 1bit: type */ - *url = style->background_image; - - return bits; -} -#undef CSS_BACKGROUND_IMAGE_MASK -#undef CSS_BACKGROUND_IMAGE_SHIFT -#undef CSS_BACKGROUND_IMAGE_INDEX - -#define CSS_COLOR_INDEX 3 -#define CSS_COLOR_SHIFT 0 -#define CSS_COLOR_MASK 0x1 -static inline uint8_t css_computed_color( + css_fixed *length, css_unit *unit); + +uint8_t css_computed_background_image( const css_computed_style *style, - css_color *color) -{ - uint8_t bits = style->bits[CSS_COLOR_INDEX]; - bits &= CSS_COLOR_MASK; - bits >>= CSS_COLOR_SHIFT; - - /* 1bit: type */ - *color = style->color; - - return bits; -} -#undef CSS_COLOR_MASK -#undef CSS_COLOR_SHIFT -#undef CSS_COLOR_INDEX - -#define CSS_LIST_STYLE_IMAGE_INDEX 4 -#define CSS_LIST_STYLE_IMAGE_SHIFT 0 -#define CSS_LIST_STYLE_IMAGE_MASK 0x1 -static inline uint8_t css_computed_list_style_image( + lwc_string **url); + +uint8_t css_computed_color( const css_computed_style *style, - lwc_string **url) -{ - uint8_t bits = style->bits[CSS_LIST_STYLE_IMAGE_INDEX]; - bits &= CSS_LIST_STYLE_IMAGE_MASK; - bits >>= CSS_LIST_STYLE_IMAGE_SHIFT; - - /* 1bit: type */ - *url = style->list_style_image; - - return bits; -} -#undef CSS_LIST_STYLE_IMAGE_MASK -#undef CSS_LIST_STYLE_IMAGE_SHIFT -#undef CSS_LIST_STYLE_IMAGE_INDEX - -#define CSS_QUOTES_INDEX 5 -#define CSS_QUOTES_SHIFT 0 -#define CSS_QUOTES_MASK 0x1 -static inline uint8_t css_computed_quotes( + css_color *color); + +uint8_t css_computed_list_style_image( const css_computed_style *style, - lwc_string ***quotes) -{ - uint8_t bits = style->bits[CSS_QUOTES_INDEX]; - bits &= CSS_QUOTES_MASK; - bits >>= CSS_QUOTES_SHIFT; - - /* 1bit: type */ - *quotes = style->quotes; - - return bits; -} -#undef CSS_QUOTES_MASK -#undef CSS_QUOTES_SHIFT -#undef CSS_QUOTES_INDEX - -#define CSS_TOP_INDEX 6 -#define CSS_TOP_SHIFT 2 -#define CSS_TOP_MASK 0xfc -#define CSS_RIGHT_INDEX 7 -#define CSS_RIGHT_SHIFT 2 -#define CSS_RIGHT_MASK 0xfc -#define CSS_BOTTOM_INDEX 8 -#define CSS_BOTTOM_SHIFT 2 -#define CSS_BOTTOM_MASK 0xfc -#define CSS_LEFT_INDEX 9 -#define CSS_LEFT_SHIFT 2 -#define CSS_LEFT_MASK 0xfc -static inline uint8_t css_computed_top( + lwc_string **url); + +uint8_t css_computed_quotes( const css_computed_style *style, - css_fixed *length, css_unit *unit) -{ - uint8_t bits = style->bits[CSS_TOP_INDEX]; - bits &= CSS_TOP_MASK; - bits >>= CSS_TOP_SHIFT; - - /* Fix up, based on computed position */ - if (css_computed_position(style) == CSS_POSITION_STATIC) { - /* Static -> auto */ - bits = CSS_TOP_AUTO; - } else if (css_computed_position(style) == CSS_POSITION_RELATIVE) { - /* Relative -> follow $9.4.3 */ - uint8_t bottom = style->bits[CSS_BOTTOM_INDEX]; - bottom &= CSS_BOTTOM_MASK; - bottom >>= CSS_BOTTOM_SHIFT; - - if ((bits & 0x3) == CSS_TOP_AUTO && - (bottom & 0x3) == CSS_BOTTOM_AUTO) { - /* Both auto => 0px */ - *length = 0; - *unit = CSS_UNIT_PX; - } else if ((bits & 0x3) == CSS_TOP_AUTO) { - /* Top is auto => -bottom */ - *length = -style->bottom; - *unit = (css_unit) (bottom >> 2); - } else { - *length = style->top; - *unit = (css_unit) (bits >> 2); - } - - bits = CSS_TOP_SET; - } else if ((bits & 0x3) == CSS_TOP_SET) { - *length = style->top; - *unit = (css_unit) (bits >> 2); - } - - /* 6bits: uuuutt : units | type */ - return (bits & 0x3); -} - -static inline uint8_t css_computed_right( + lwc_string ***quotes); + +uint8_t css_computed_top( const css_computed_style *style, - css_fixed *length, css_unit *unit) -{ - uint8_t bits = style->bits[CSS_RIGHT_INDEX]; - bits &= CSS_RIGHT_MASK; - bits >>= CSS_RIGHT_SHIFT; - - /* Fix up, based on computed position */ - if (css_computed_position(style) == CSS_POSITION_STATIC) { - /* Static -> auto */ - bits = CSS_RIGHT_AUTO; - } else if (css_computed_position(style) == CSS_POSITION_RELATIVE) { - /* Relative -> follow $9.4.3 */ - uint8_t left = style->bits[CSS_LEFT_INDEX]; - left &= CSS_LEFT_MASK; - left >>= CSS_LEFT_SHIFT; - - if ((bits & 0x3) == CSS_RIGHT_AUTO && - (left & 0x3) == CSS_LEFT_AUTO) { - /* Both auto => 0px */ - *length = 0; - *unit = CSS_UNIT_PX; - } else if ((bits & 0x3) == CSS_RIGHT_AUTO) { - /* Right is auto => -left */ - *length = -style->left; - *unit = (css_unit) (left >> 2); - } else { - /** \todo Consider containing block's direction - * if overconstrained */ - *length = style->right; - *unit = (css_unit) (bits >> 2); - } - - bits = CSS_RIGHT_SET; - } else if ((bits & 0x3) == CSS_RIGHT_SET) { - *length = style->right; - *unit = (css_unit) (bits >> 2); - } - - /* 6bits: uuuutt : units | type */ - return (bits & 0x3); -} - -static inline uint8_t css_computed_bottom( + css_fixed *length, css_unit *unit); + +uint8_t css_computed_right( const css_computed_style *style, - css_fixed *length, css_unit *unit) -{ - uint8_t bits = style->bits[CSS_BOTTOM_INDEX]; - bits &= CSS_BOTTOM_MASK; - bits >>= CSS_BOTTOM_SHIFT; - - /* Fix up, based on computed position */ - if (css_computed_position(style) == CSS_POSITION_STATIC) { - /* Static -> auto */ - bits = CSS_BOTTOM_AUTO; - } else if (css_computed_position(style) == CSS_POSITION_RELATIVE) { - /* Relative -> follow $9.4.3 */ - uint8_t top = style->bits[CSS_TOP_INDEX]; - top &= CSS_TOP_MASK; - top >>= CSS_TOP_SHIFT; - - if ((bits & 0x3) == CSS_BOTTOM_AUTO && - (top & 0x3) == CSS_TOP_AUTO) { - /* Both auto => 0px */ - *length = 0; - *unit = CSS_UNIT_PX; - } else if ((bits & 0x3) == CSS_BOTTOM_AUTO || - (top & 0x3) != CSS_TOP_AUTO) { - /* Bottom is auto or top is not auto => -top */ - *length = -style->top; - *unit = (css_unit) (top >> 2); - } else { - *length = style->bottom; - *unit = (css_unit) (bits >> 2); - } - - bits = CSS_BOTTOM_SET; - } else if ((bits & 0x3) == CSS_BOTTOM_SET) { - *length = style->bottom; - *unit = (css_unit) (bits >> 2); - } - - /* 6bits: uuuutt : units | type */ - return (bits & 0x3); -} - -static inline uint8_t css_computed_left( + css_fixed *length, css_unit *unit); + +uint8_t css_computed_bottom( const css_computed_style *style, - css_fixed *length, css_unit *unit) -{ - uint8_t bits = style->bits[CSS_LEFT_INDEX]; - bits &= CSS_LEFT_MASK; - bits >>= CSS_LEFT_SHIFT; - - /* Fix up, based on computed position */ - if (css_computed_position(style) == CSS_POSITION_STATIC) { - /* Static -> auto */ - bits = CSS_LEFT_AUTO; - } else if (css_computed_position(style) == CSS_POSITION_RELATIVE) { - /* Relative -> follow $9.4.3 */ - uint8_t right = style->bits[CSS_RIGHT_INDEX]; - right &= CSS_RIGHT_MASK; - right >>= CSS_RIGHT_SHIFT; - - if ((bits & 0x3) == CSS_LEFT_AUTO && - (right & 0x3) == CSS_RIGHT_AUTO) { - /* Both auto => 0px */ - *length = 0; - *unit = CSS_UNIT_PX; - } else if ((bits & 0x3) == CSS_LEFT_AUTO) { - /* Left is auto => -right */ - *length = -style->right; - *unit = (css_unit) (right >> 2); - } else { - /** \todo Consider containing block's direction - * if overconstrained */ - *length = style->left; - *unit = (css_unit) (bits >> 2); - } - - bits = CSS_LEFT_SET; - } else if ((bits & 0x3) == CSS_LEFT_SET) { - *length = style->left; - *unit = (css_unit) (bits >> 2); - } - - /* 6bits: uuuutt : units | type */ - return (bits & 0x3); -} -#undef CSS_LEFT_MASK -#undef CSS_LEFT_SHIFT -#undef CSS_LEFT_INDEX -#undef CSS_BOTTOM_MASK -#undef CSS_BOTTOM_SHIFT -#undef CSS_BOTTOM_INDEX -#undef CSS_RIGHT_MASK -#undef CSS_RIGHT_SHIFT -#undef CSS_RIGHT_INDEX -#undef CSS_TOP_MASK -#undef CSS_TOP_SHIFT -#undef CSS_TOP_INDEX - -#define CSS_BORDER_TOP_COLOR_INDEX 6 -#define CSS_BORDER_TOP_COLOR_SHIFT 0 -#define CSS_BORDER_TOP_COLOR_MASK 0x3 -static inline uint8_t css_computed_border_top_color( + css_fixed *length, css_unit *unit); + +uint8_t css_computed_left( const css_computed_style *style, - css_color *color) -{ - uint8_t bits = style->bits[CSS_BORDER_TOP_COLOR_INDEX]; - bits &= CSS_BORDER_TOP_COLOR_MASK; - bits >>= CSS_BORDER_TOP_COLOR_SHIFT; - - /* 2bits: type */ - *color = style->border_color[0]; - - return bits; -} -#undef CSS_BORDER_TOP_COLOR_MASK -#undef CSS_BORDER_TOP_COLOR_SHIFT -#undef CSS_BORDER_TOP_COLOR_INDEX - -#define CSS_BORDER_RIGHT_COLOR_INDEX 7 -#define CSS_BORDER_RIGHT_COLOR_SHIFT 0 -#define CSS_BORDER_RIGHT_COLOR_MASK 0x3 -static inline uint8_t css_computed_border_right_color( + css_fixed *length, css_unit *unit); + +uint8_t css_computed_border_top_color( const css_computed_style *style, - css_color *color) -{ - uint8_t bits = style->bits[CSS_BORDER_RIGHT_COLOR_INDEX]; - bits &= CSS_BORDER_RIGHT_COLOR_MASK; - bits >>= CSS_BORDER_RIGHT_COLOR_SHIFT; - - /* 2bits: type */ - *color = style->border_color[1]; - - return bits; -} -#undef CSS_BORDER_RIGHT_COLOR_MASK -#undef CSS_BORDER_RIGHT_COLOR_SHIFT -#undef CSS_BORDER_RIGHT_COLOR_INDEX - -#define CSS_BORDER_BOTTOM_COLOR_INDEX 8 -#define CSS_BORDER_BOTTOM_COLOR_SHIFT 0 -#define CSS_BORDER_BOTTOM_COLOR_MASK 0x3 -static inline uint8_t css_computed_border_bottom_color( + css_color *color); + +uint8_t css_computed_border_right_color( const css_computed_style *style, - css_color *color) -{ - uint8_t bits = style->bits[CSS_BORDER_BOTTOM_COLOR_INDEX]; - bits &= CSS_BORDER_BOTTOM_COLOR_MASK; - bits >>= CSS_BORDER_BOTTOM_COLOR_SHIFT; - - /* 2bits: type */ - *color = style->border_color[2]; - - return bits; -} -#undef CSS_BORDER_BOTTOM_COLOR_MASK -#undef CSS_BORDER_BOTTOM_COLOR_SHIFT -#undef CSS_BORDER_BOTTOM_COLOR_INDEX - -#define CSS_BORDER_LEFT_COLOR_INDEX 9 -#define CSS_BORDER_LEFT_COLOR_SHIFT 0 -#define CSS_BORDER_LEFT_COLOR_MASK 0x3 -static inline uint8_t css_computed_border_left_color( + css_color *color); + +uint8_t css_computed_border_bottom_color( const css_computed_style *style, - css_color *color) -{ - uint8_t bits = style->bits[CSS_BORDER_LEFT_COLOR_INDEX]; - bits &= CSS_BORDER_LEFT_COLOR_MASK; - bits >>= CSS_BORDER_LEFT_COLOR_SHIFT; - - /* 2bits: type */ - *color = style->border_color[3]; - - return bits; -} -#undef CSS_BORDER_LEFT_COLOR_MASK -#undef CSS_BORDER_LEFT_COLOR_SHIFT -#undef CSS_BORDER_LEFT_COLOR_INDEX - -#define CSS_HEIGHT_INDEX 10 -#define CSS_HEIGHT_SHIFT 2 -#define CSS_HEIGHT_MASK 0xfc -static inline uint8_t css_computed_height( + css_color *color); + +uint8_t css_computed_border_left_color( const css_computed_style *style, - css_fixed *length, css_unit *unit) -{ - uint8_t bits = style->bits[CSS_HEIGHT_INDEX]; - bits &= CSS_HEIGHT_MASK; - bits >>= CSS_HEIGHT_SHIFT; - - /* 6bits: uuuutt : units | type */ - if ((bits & 0x3) == CSS_HEIGHT_SET) { - *length = style->height; - *unit = (css_unit) (bits >> 2); - } - - return (bits & 0x3); -} -#undef CSS_HEIGHT_MASK -#undef CSS_HEIGHT_SHIFT -#undef CSS_HEIGHT_INDEX - -#define CSS_LINE_HEIGHT_INDEX 11 -#define CSS_LINE_HEIGHT_SHIFT 2 -#define CSS_LINE_HEIGHT_MASK 0xfc -static inline uint8_t css_computed_line_height( + css_color *color); + +uint8_t css_computed_height( const css_computed_style *style, - css_fixed *length, css_unit *unit) -{ - uint8_t bits = style->bits[CSS_LINE_HEIGHT_INDEX]; - bits &= CSS_LINE_HEIGHT_MASK; - bits >>= CSS_LINE_HEIGHT_SHIFT; - - /* 6bits: uuuutt : units | type */ - if ((bits & 0x3) == CSS_LINE_HEIGHT_NUMBER || - (bits & 0x3) == CSS_LINE_HEIGHT_DIMENSION) { - *length = style->line_height; - } - - if ((bits & 0x3) == CSS_LINE_HEIGHT_DIMENSION) { - *unit = (css_unit) (bits >> 2); - } - - return (bits & 0x3); -} -#undef CSS_LINE_HEIGHT_MASK -#undef CSS_LINE_HEIGHT_SHIFT -#undef CSS_LINE_HEIGHT_INDEX - -#define CSS_BACKGROUND_COLOR_INDEX 10 -#define CSS_BACKGROUND_COLOR_SHIFT 0 -#define CSS_BACKGROUND_COLOR_MASK 0x3 -static inline uint8_t css_computed_background_color( + css_fixed *length, css_unit *unit); + +uint8_t css_computed_line_height( const css_computed_style *style, - css_color *color) -{ - uint8_t bits = style->bits[CSS_BACKGROUND_COLOR_INDEX]; - bits &= CSS_BACKGROUND_COLOR_MASK; - bits >>= CSS_BACKGROUND_COLOR_SHIFT; - - /* 2bits: type */ - *color = style->background_color; - - return bits; -} -#undef CSS_BACKGROUND_COLOR_MASK -#undef CSS_BACKGROUND_COLOR_SHIFT -#undef CSS_BACKGROUND_COLOR_INDEX - -#define CSS_Z_INDEX_INDEX 11 -#define CSS_Z_INDEX_SHIFT 0 -#define CSS_Z_INDEX_MASK 0x3 -static inline uint8_t css_computed_z_index( + css_fixed *length, css_unit *unit); + +uint8_t css_computed_background_color( const css_computed_style *style, - int32_t *z_index) -{ - uint8_t bits = style->bits[CSS_Z_INDEX_INDEX]; - bits &= CSS_Z_INDEX_MASK; - bits >>= CSS_Z_INDEX_SHIFT; - - /* 2bits: type */ - *z_index = style->z_index; - - return bits; -} -#undef CSS_Z_INDEX_MASK -#undef CSS_Z_INDEX_SHIFT -#undef CSS_Z_INDEX_INDEX - -#define CSS_MARGIN_TOP_INDEX 12 -#define CSS_MARGIN_TOP_SHIFT 2 -#define CSS_MARGIN_TOP_MASK 0xfc -static inline uint8_t css_computed_margin_top( + css_color *color); + +uint8_t css_computed_z_index( const css_computed_style *style, - css_fixed *length, css_unit *unit) -{ - uint8_t bits = style->bits[CSS_MARGIN_TOP_INDEX]; - bits &= CSS_MARGIN_TOP_MASK; - bits >>= CSS_MARGIN_TOP_SHIFT; - - /* 6bits: uuuutt : units | type */ - if ((bits & 0x3) == CSS_MARGIN_SET) { - *length = style->margin[0]; - *unit = (css_unit) (bits >> 2); - } - - return (bits & 0x3); -} -#undef CSS_MARGIN_TOP_MASK -#undef CSS_MARGIN_TOP_SHIFT -#undef CSS_MARGIN_TOP_INDEX - -#define CSS_MARGIN_RIGHT_INDEX 13 -#define CSS_MARGIN_RIGHT_SHIFT 2 -#define CSS_MARGIN_RIGHT_MASK 0xfc -static inline uint8_t css_computed_margin_right( + int32_t *z_index); + +uint8_t css_computed_margin_top( const css_computed_style *style, - css_fixed *length, css_unit *unit) -{ - uint8_t bits = style->bits[CSS_MARGIN_RIGHT_INDEX]; - bits &= CSS_MARGIN_RIGHT_MASK; - bits >>= CSS_MARGIN_RIGHT_SHIFT; - - /* 6bits: uuuutt : units | type */ - if ((bits & 0x3) == CSS_MARGIN_SET) { - *length = style->margin[1]; - *unit = (css_unit) (bits >> 2); - } - - return (bits & 0x3); -} -#undef CSS_MARGIN_RIGHT_MASK -#undef CSS_MARGIN_RIGHT_SHIFT -#undef CSS_MARGIN_RIGHT_INDEX - -#define CSS_MARGIN_BOTTOM_INDEX 14 -#define CSS_MARGIN_BOTTOM_SHIFT 2 -#define CSS_MARGIN_BOTTOM_MASK 0xfc -static inline uint8_t css_computed_margin_bottom( + css_fixed *length, css_unit *unit); + +uint8_t css_computed_margin_right( const css_computed_style *style, - css_fixed *length, css_unit *unit) -{ - uint8_t bits = style->bits[CSS_MARGIN_BOTTOM_INDEX]; - bits &= CSS_MARGIN_BOTTOM_MASK; - bits >>= CSS_MARGIN_BOTTOM_SHIFT; - - /* 6bits: uuuutt : units | type */ - if ((bits & 0x3) == CSS_MARGIN_SET) { - *length = style->margin[2]; - *unit = (css_unit) (bits >> 2); - } - - return (bits & 0x3); -} -#undef CSS_MARGIN_BOTTOM_MASK -#undef CSS_MARGIN_BOTTOM_SHIFT -#undef CSS_MARGIN_BOTTOM_INDEX - -#define CSS_MARGIN_LEFT_INDEX 15 -#define CSS_MARGIN_LEFT_SHIFT 2 -#define CSS_MARGIN_LEFT_MASK 0xfc -static inline uint8_t css_computed_margin_left( + css_fixed *length, css_unit *unit); + +uint8_t css_computed_margin_bottom( const css_computed_style *style, - css_fixed *length, css_unit *unit) -{ - uint8_t bits = style->bits[CSS_MARGIN_LEFT_INDEX]; - bits &= CSS_MARGIN_LEFT_MASK; - bits >>= CSS_MARGIN_LEFT_SHIFT; - - /* 6bits: uuuutt : units | type */ - if ((bits & 0x3) == CSS_MARGIN_SET) { - *length = style->margin[3]; - *unit = (css_unit) (bits >> 2); - } - - return (bits & 0x3); -} -#undef CSS_MARGIN_LEFT_MASK -#undef CSS_MARGIN_LEFT_SHIFT -#undef CSS_MARGIN_LEFT_INDEX - -#define CSS_BACKGROUND_ATTACHMENT_INDEX 12 -#define CSS_BACKGROUND_ATTACHMENT_SHIFT 0 -#define CSS_BACKGROUND_ATTACHMENT_MASK 0x3 -static inline uint8_t css_computed_background_attachment( - const css_computed_style *style) -{ - uint8_t bits = style->bits[CSS_BACKGROUND_ATTACHMENT_INDEX]; - bits &= CSS_BACKGROUND_ATTACHMENT_MASK; - bits >>= CSS_BACKGROUND_ATTACHMENT_SHIFT; - - /* 2bits: type */ - return bits; -} -#undef CSS_BACKGROUND_ATTACHMENT_MASK -#undef CSS_BACKGROUND_ATTACHMENT_SHIFT -#undef CSS_BACKGROUND_ATTACHMENT_INDEX - -#define CSS_BORDER_COLLAPSE_INDEX 13 -#define CSS_BORDER_COLLAPSE_SHIFT 0 -#define CSS_BORDER_COLLAPSE_MASK 0x3 -static inline uint8_t css_computed_border_collapse( - const css_computed_style *style) -{ - uint8_t bits = style->bits[CSS_BORDER_COLLAPSE_INDEX]; - bits &= CSS_BORDER_COLLAPSE_MASK; - bits >>= CSS_BORDER_COLLAPSE_SHIFT; - - /* 2bits: type */ - return bits; -} -#undef CSS_BORDER_COLLAPSE_MASK -#undef CSS_BORDER_COLLAPSE_SHIFT -#undef CSS_BORDER_COLLAPSE_INDEX - -#define CSS_CAPTION_SIDE_INDEX 14 -#define CSS_CAPTION_SIDE_SHIFT 0 -#define CSS_CAPTION_SIDE_MASK 0x3 -static inline uint8_t css_computed_caption_side( - const css_computed_style *style) -{ - uint8_t bits = style->bits[CSS_CAPTION_SIDE_INDEX]; - bits &= CSS_CAPTION_SIDE_MASK; - bits >>= CSS_CAPTION_SIDE_SHIFT; - - /* 2bits: type */ - return bits; -} -#undef CSS_CAPTION_SIDE_MASK -#undef CSS_CAPTION_SIDE_SHIFT -#undef CSS_CAPTION_SIDE_INDEX - -#define CSS_DIRECTION_INDEX 15 -#define CSS_DIRECTION_SHIFT 0 -#define CSS_DIRECTION_MASK 0x3 -static inline uint8_t css_computed_direction( - const css_computed_style *style) -{ - uint8_t bits = style->bits[CSS_DIRECTION_INDEX]; - bits &= CSS_DIRECTION_MASK; - bits >>= CSS_DIRECTION_SHIFT; - - /* 2bits: type */ - return bits; -} -#undef CSS_DIRECTION_MASK -#undef CSS_DIRECTION_SHIFT -#undef CSS_DIRECTION_INDEX - -#define CSS_MAX_HEIGHT_INDEX 16 -#define CSS_MAX_HEIGHT_SHIFT 2 -#define CSS_MAX_HEIGHT_MASK 0xfc -static inline uint8_t css_computed_max_height( + css_fixed *length, css_unit *unit); + +uint8_t css_computed_margin_left( const css_computed_style *style, - css_fixed *length, css_unit *unit) -{ - uint8_t bits = style->bits[CSS_MAX_HEIGHT_INDEX]; - bits &= CSS_MAX_HEIGHT_MASK; - bits >>= CSS_MAX_HEIGHT_SHIFT; - - /* 6bits: uuuutt : units | type */ - if ((bits & 0x3) == CSS_MAX_HEIGHT_SET) { - *length = style->max_height; - *unit = (css_unit) (bits >> 2); - } - - return (bits & 0x3); -} -#undef CSS_MAX_HEIGHT_MASK -#undef CSS_MAX_HEIGHT_SHIFT -#undef CSS_MAX_HEIGHT_INDEX - -#define CSS_MAX_WIDTH_INDEX 17 -#define CSS_MAX_WIDTH_SHIFT 2 -#define CSS_MAX_WIDTH_MASK 0xfc -static inline uint8_t css_computed_max_width( + css_fixed *length, css_unit *unit); + +uint8_t css_computed_background_attachment( + const css_computed_style *style); + +uint8_t css_computed_border_collapse( + const css_computed_style *style); + +uint8_t css_computed_caption_side( + const css_computed_style *style); + +uint8_t css_computed_direction( + const css_computed_style *style); + +uint8_t css_computed_max_height( const css_computed_style *style, - css_fixed *length, css_unit *unit) -{ - uint8_t bits = style->bits[CSS_MAX_WIDTH_INDEX]; - bits &= CSS_MAX_WIDTH_MASK; - bits >>= CSS_MAX_WIDTH_SHIFT; - - /* 6bits: uuuutt : units | type */ - if ((bits & 0x3) == CSS_MAX_WIDTH_SET) { - *length = style->max_width; - *unit = (css_unit) (bits >> 2); - } - - return (bits & 0x3); -} -#undef CSS_MAX_WIDTH_MASK -#undef CSS_MAX_WIDTH_SHIFT -#undef CSS_MAX_WIDTH_INDEX - -#define CSS_WIDTH_INDEX 18 -#define CSS_WIDTH_SHIFT 2 -#define CSS_WIDTH_MASK 0xfc -static inline uint8_t css_computed_width( + css_fixed *length, css_unit *unit); + +uint8_t css_computed_max_width( const css_computed_style *style, - css_fixed *length, css_unit *unit) -{ - uint8_t bits = style->bits[CSS_WIDTH_INDEX]; - bits &= CSS_WIDTH_MASK; - bits >>= CSS_WIDTH_SHIFT; - - /* 6bits: uuuutt : units | type */ - if ((bits & 0x3) == CSS_WIDTH_SET) { - *length = style->width; - *unit = (css_unit) (bits >> 2); - } - - return (bits & 0x3); -} -#undef CSS_WIDTH_MASK -#undef CSS_WIDTH_SHIFT -#undef CSS_WIDTH_INDEX - -#define CSS_EMPTY_CELLS_INDEX 16 -#define CSS_EMPTY_CELLS_SHIFT 0 -#define CSS_EMPTY_CELLS_MASK 0x3 -static inline uint8_t css_computed_empty_cells( - const css_computed_style *style) -{ - uint8_t bits = style->bits[CSS_EMPTY_CELLS_INDEX]; - bits &= CSS_EMPTY_CELLS_MASK; - bits >>= CSS_EMPTY_CELLS_SHIFT; - - /* 2bits: type */ - return bits; -} -#undef CSS_EMPTY_CELLS_MASK -#undef CSS_EMPTY_CELLS_SHIFT -#undef CSS_EMPTY_CELLS_INDEX - -#define CSS_FLOAT_INDEX 17 -#define CSS_FLOAT_SHIFT 0 -#define CSS_FLOAT_MASK 0x3 -static inline uint8_t css_computed_float( - const css_computed_style *style) -{ - uint8_t bits = style->bits[CSS_FLOAT_INDEX]; - bits &= CSS_FLOAT_MASK; - bits >>= CSS_FLOAT_SHIFT; - - /* Fix up as per $9.7:2 */ - if (css_computed_position(style) == CSS_POSITION_ABSOLUTE || - css_computed_position(style) == CSS_POSITION_FIXED) - return CSS_FLOAT_NONE; - - /* 2bits: type */ - return bits; -} -#undef CSS_FLOAT_MASK -#undef CSS_FLOAT_SHIFT -#undef CSS_FLOAT_INDEX - -#define CSS_FONT_STYLE_INDEX 18 -#define CSS_FONT_STYLE_SHIFT 0 -#define CSS_FONT_STYLE_MASK 0x3 -static inline uint8_t css_computed_font_style( - const css_computed_style *style) -{ - uint8_t bits = style->bits[CSS_FONT_STYLE_INDEX]; - bits &= CSS_FONT_STYLE_MASK; - bits >>= CSS_FONT_STYLE_SHIFT; - - /* 2bits: type */ - return bits; -} -#undef CSS_FONT_STYLE_MASK -#undef CSS_FONT_STYLE_SHIFT -#undef CSS_FONT_STYLE_INDEX - -#define CSS_MIN_HEIGHT_INDEX 19 -#define CSS_MIN_HEIGHT_SHIFT 3 -#define CSS_MIN_HEIGHT_MASK 0xf8 -static inline uint8_t css_computed_min_height( + css_fixed *length, css_unit *unit); + +uint8_t css_computed_width( const css_computed_style *style, - css_fixed *length, css_unit *unit) -{ - uint8_t bits = style->bits[CSS_MIN_HEIGHT_INDEX]; - bits &= CSS_MIN_HEIGHT_MASK; - bits >>= CSS_MIN_HEIGHT_SHIFT; - - /* 5bits: uuuut : units | type */ - if ((bits & 0x1) == CSS_MIN_HEIGHT_SET) { - *length = style->min_height; - *unit = (css_unit) (bits >> 1); - } - - return (bits & 0x1); -} -#undef CSS_MIN_HEIGHT_MASK -#undef CSS_MIN_HEIGHT_SHIFT -#undef CSS_MIN_HEIGHT_INDEX - -#define CSS_MIN_WIDTH_INDEX 20 -#define CSS_MIN_WIDTH_SHIFT 3 -#define CSS_MIN_WIDTH_MASK 0xf8 -static inline uint8_t css_computed_min_width( + css_fixed *length, css_unit *unit); + +uint8_t css_computed_empty_cells( + const css_computed_style *style); + +uint8_t css_computed_float( + const css_computed_style *style); + +uint8_t css_computed_font_style( + const css_computed_style *style); + +uint8_t css_computed_min_height( const css_computed_style *style, - css_fixed *length, css_unit *unit) -{ - uint8_t bits = style->bits[CSS_MIN_WIDTH_INDEX]; - bits &= CSS_MIN_WIDTH_MASK; - bits >>= CSS_MIN_WIDTH_SHIFT; - - /* 5bits: uuuut : units | type */ - if ((bits & 0x1) == CSS_MIN_WIDTH_SET) { - *length = style->min_width; - *unit = (css_unit) (bits >> 1); - } - - return (bits & 0x1); -} -#undef CSS_MIN_WIDTH_MASK -#undef CSS_MIN_WIDTH_SHIFT -#undef CSS_MIN_WIDTH_INDEX - -#define CSS_BACKGROUND_REPEAT_INDEX 19 -#define CSS_BACKGROUND_REPEAT_SHIFT 0 -#define CSS_BACKGROUND_REPEAT_MASK 0x7 -static inline uint8_t css_computed_background_repeat( - const css_computed_style *style) -{ - uint8_t bits = style->bits[CSS_BACKGROUND_REPEAT_INDEX]; - bits &= CSS_BACKGROUND_REPEAT_MASK; - bits >>= CSS_BACKGROUND_REPEAT_SHIFT; - - /* 3bits: type */ - return bits; -} -#undef CSS_BACKGROUND_REPEAT_MASK -#undef CSS_BACKGROUND_REPEAT_SHIFT -#undef CSS_BACKGROUND_REPEAT_INDEX - -#define CSS_CLEAR_INDEX 20 -#define CSS_CLEAR_SHIFT 0 -#define CSS_CLEAR_MASK 0x7 -static inline uint8_t css_computed_clear( - const css_computed_style *style) -{ - uint8_t bits = style->bits[CSS_CLEAR_INDEX]; - bits &= CSS_CLEAR_MASK; - bits >>= CSS_CLEAR_SHIFT; - - /* 3bits: type */ - return bits; -} -#undef CSS_CLEAR_MASK -#undef CSS_CLEAR_SHIFT -#undef CSS_CLEAR_INDEX - -#define CSS_PADDING_TOP_INDEX 21 -#define CSS_PADDING_TOP_SHIFT 3 -#define CSS_PADDING_TOP_MASK 0xf8 -static inline uint8_t css_computed_padding_top( + css_fixed *length, css_unit *unit); + +uint8_t css_computed_min_width( const css_computed_style *style, - css_fixed *length, css_unit *unit) -{ - uint8_t bits = style->bits[CSS_PADDING_TOP_INDEX]; - bits &= CSS_PADDING_TOP_MASK; - bits >>= CSS_PADDING_TOP_SHIFT; - - /* 5bits: uuuut : units | type */ - if ((bits & 0x1) == CSS_PADDING_SET) { - *length = style->padding[0]; - *unit = (css_unit) (bits >> 1); - } - - return (bits & 0x1); -} -#undef CSS_PADDING_TOP_MASK -#undef CSS_PADDING_TOP_SHIFT -#undef CSS_PADDING_TOP_INDEX - -#define CSS_PADDING_RIGHT_INDEX 22 -#define CSS_PADDING_RIGHT_SHIFT 3 -#define CSS_PADDING_RIGHT_MASK 0xf8 -static inline uint8_t css_computed_padding_right( + css_fixed *length, css_unit *unit); + +uint8_t css_computed_background_repeat( + const css_computed_style *style); + +uint8_t css_computed_clear( + const css_computed_style *style); + +uint8_t css_computed_padding_top( const css_computed_style *style, - css_fixed *length, css_unit *unit) -{ - uint8_t bits = style->bits[CSS_PADDING_RIGHT_INDEX]; - bits &= CSS_PADDING_RIGHT_MASK; - bits >>= CSS_PADDING_RIGHT_SHIFT; - - /* 5bits: uuuut : units | type */ - if ((bits & 0x1) == CSS_PADDING_SET) { - *length = style->padding[1]; - *unit = (css_unit) (bits >> 1); - } - - return (bits & 0x1); -} -#undef CSS_PADDING_RIGHT_MASK -#undef CSS_PADDING_RIGHT_SHIFT -#undef CSS_PADDING_RIGHT_INDEX - -#define CSS_PADDING_BOTTOM_INDEX 23 -#define CSS_PADDING_BOTTOM_SHIFT 3 -#define CSS_PADDING_BOTTOM_MASK 0xf8 -static inline uint8_t css_computed_padding_bottom( + css_fixed *length, css_unit *unit); + +uint8_t css_computed_padding_right( const css_computed_style *style, - css_fixed *length, css_unit *unit) -{ - uint8_t bits = style->bits[CSS_PADDING_BOTTOM_INDEX]; - bits &= CSS_PADDING_BOTTOM_MASK; - bits >>= CSS_PADDING_BOTTOM_SHIFT; - - /* 5bits: uuuut : units | type */ - if ((bits & 0x1) == CSS_PADDING_SET) { - *length = style->padding[2]; - *unit = (css_unit) (bits >> 1); - } - - return (bits & 0x1); -} -#undef CSS_PADDING_BOTTOM_MASK -#undef CSS_PADDING_BOTTOM_SHIFT -#undef CSS_PADDING_BOTTOM_INDEX - -#define CSS_PADDING_LEFT_INDEX 24 -#define CSS_PADDING_LEFT_SHIFT 3 -#define CSS_PADDING_LEFT_MASK 0xf8 -static inline uint8_t css_computed_padding_left( + css_fixed *length, css_unit *unit); + +uint8_t css_computed_padding_bottom( const css_computed_style *style, - css_fixed *length, css_unit *unit) -{ - uint8_t bits = style->bits[CSS_PADDING_LEFT_INDEX]; - bits &= CSS_PADDING_LEFT_MASK; - bits >>= CSS_PADDING_LEFT_SHIFT; - - /* 5bits: uuuut : units | type */ - if ((bits & 0x1) == CSS_PADDING_SET) { - *length = style->padding[3]; - *unit = (css_unit) (bits >> 1); - } - - return (bits & 0x1); -} -#undef CSS_PADDING_LEFT_MASK -#undef CSS_PADDING_LEFT_SHIFT -#undef CSS_PADDING_LEFT_INDEX - -#define CSS_OVERFLOW_INDEX 21 -#define CSS_OVERFLOW_SHIFT 0 -#define CSS_OVERFLOW_MASK 0x7 -static inline uint8_t css_computed_overflow( - const css_computed_style *style) -{ - uint8_t bits = style->bits[CSS_OVERFLOW_INDEX]; - bits &= CSS_OVERFLOW_MASK; - bits >>= CSS_OVERFLOW_SHIFT; - - /* 3bits: type */ - return bits; -} -#undef CSS_OVERFLOW_MASK -#undef CSS_OVERFLOW_SHIFT -#undef CSS_OVERFLOW_INDEX - -#define CSS_POSITION_INDEX 22 -#define CSS_POSITION_SHIFT 0 -#define CSS_POSITION_MASK 0x7 -static inline uint8_t css_computed_position( - const css_computed_style *style) -{ - uint8_t bits = style->bits[CSS_POSITION_INDEX]; - bits &= CSS_POSITION_MASK; - bits >>= CSS_POSITION_SHIFT; - - /* 3bits: type */ - return bits; -} -#undef CSS_POSITION_MASK -#undef CSS_POSITION_SHIFT -#undef CSS_POSITION_INDEX - -#define CSS_OPACITY_INDEX 23 -#define CSS_OPACITY_SHIFT 2 -#define CSS_OPACITY_MASK 0x04 -static inline uint8_t css_computed_opacity( + css_fixed *length, css_unit *unit); + +uint8_t css_computed_padding_left( const css_computed_style *style, - css_fixed *opacity) -{ - uint8_t bits = style->bits[CSS_OPACITY_INDEX]; - bits &= CSS_OPACITY_MASK; - bits >>= CSS_OPACITY_SHIFT; - - /* 1bit: t : type */ - if ((bits & 0x1) == CSS_OPACITY_SET) { - *opacity = style->opacity; - } - - return (bits & 0x1); -} -#undef CSS_OPACITY_MASK -#undef CSS_OPACITY_SHIFT -#undef CSS_OPACITY_INDEX - -#define CSS_TEXT_TRANSFORM_INDEX 24 -#define CSS_TEXT_TRANSFORM_SHIFT 0 -#define CSS_TEXT_TRANSFORM_MASK 0x7 -static inline uint8_t css_computed_text_transform( - const css_computed_style *style) -{ - uint8_t bits = style->bits[CSS_TEXT_TRANSFORM_INDEX]; - bits &= CSS_TEXT_TRANSFORM_MASK; - bits >>= CSS_TEXT_TRANSFORM_SHIFT; - - /* 3bits: type */ - return bits; -} -#undef CSS_TEXT_TRANSFORM_MASK -#undef CSS_TEXT_TRANSFORM_SHIFT -#undef CSS_TEXT_TRANSFORM_INDEX - -#define CSS_TEXT_INDENT_INDEX 25 -#define CSS_TEXT_INDENT_SHIFT 3 -#define CSS_TEXT_INDENT_MASK 0xf8 -static inline uint8_t css_computed_text_indent( + css_fixed *length, css_unit *unit); + +uint8_t css_computed_overflow( + const css_computed_style *style); + +uint8_t css_computed_position( + const css_computed_style *style); + +uint8_t css_computed_opacity( + const css_computed_style *style, + css_fixed *opacity); + +uint8_t css_computed_text_transform( + const css_computed_style *style); + +uint8_t css_computed_text_indent( const css_computed_style *style, - css_fixed *length, css_unit *unit) -{ - uint8_t bits = style->bits[CSS_TEXT_INDENT_INDEX]; - bits &= CSS_TEXT_INDENT_MASK; - bits >>= CSS_TEXT_INDENT_SHIFT; - - /* 5bits: uuuut : units | type */ - if ((bits & 0x1) == CSS_TEXT_INDENT_SET) { - *length = style->text_indent; - *unit = (css_unit) (bits >> 1); - } - - return (bits & 0x1); -} -#undef CSS_TEXT_INDENT_MASK -#undef CSS_TEXT_INDENT_SHIFT -#undef CSS_TEXT_INDENT_INDEX - -#define CSS_WHITE_SPACE_INDEX 25 -#define CSS_WHITE_SPACE_SHIFT 0 -#define CSS_WHITE_SPACE_MASK 0x7 -static inline uint8_t css_computed_white_space( - const css_computed_style *style) -{ - uint8_t bits = style->bits[CSS_WHITE_SPACE_INDEX]; - bits &= CSS_WHITE_SPACE_MASK; - bits >>= CSS_WHITE_SPACE_SHIFT; - - /* 3bits: type */ - return bits; -} -#undef CSS_WHITE_SPACE_MASK -#undef CSS_WHITE_SPACE_SHIFT -#undef CSS_WHITE_SPACE_INDEX - -#define CSS_BACKGROUND_POSITION_INDEX 27 -#define CSS_BACKGROUND_POSITION_SHIFT 7 -#define CSS_BACKGROUND_POSITION_MASK 0x80 -#define CSS_BACKGROUND_POSITION_INDEX1 26 -#define CSS_BACKGROUND_POSITION_SHIFT1 0 -#define CSS_BACKGROUND_POSITION_MASK1 0xff -static inline uint8_t css_computed_background_position( + css_fixed *length, css_unit *unit); + +uint8_t css_computed_white_space( + const css_computed_style *style); + +uint8_t css_computed_background_position( const css_computed_style *style, css_fixed *hlength, css_unit *hunit, - css_fixed *vlength, css_unit *vunit) -{ - uint8_t bits = style->bits[CSS_BACKGROUND_POSITION_INDEX]; - bits &= CSS_BACKGROUND_POSITION_MASK; - bits >>= CSS_BACKGROUND_POSITION_SHIFT; - - /* 1bit: type */ - if (bits == CSS_BACKGROUND_POSITION_SET) { - uint8_t bits1 = style->bits[CSS_BACKGROUND_POSITION_INDEX1]; - bits1 &= CSS_BACKGROUND_POSITION_MASK1; - bits1 >>= CSS_BACKGROUND_POSITION_SHIFT1; - - /* 8bits: hhhhvvvv : hunit | vunit */ - *hlength = style->background_position[0]; - *hunit = (css_unit) (bits1 >> 4); - - *vlength = style->background_position[1]; - *vunit = (css_unit) (bits1 & 0xf); - } - - return bits; -} -#undef CSS_BACKGROUND_POSITION_MASK1 -#undef CSS_BACKGROUND_POSITION_SHIFT1 -#undef CSS_BACKGROUND_POSITION_INDEX1 -#undef CSS_BACKGROUND_POSITION_MASK -#undef CSS_BACKGROUND_POSITION_SHIFT -#undef CSS_BACKGROUND_POSITION_INDEX - -#define CSS_DISPLAY_INDEX 27 -#define CSS_DISPLAY_SHIFT 2 -#define CSS_DISPLAY_MASK 0x7c -static inline uint8_t css_computed_display( - const css_computed_style *style, bool root) -{ - uint8_t position; - uint8_t bits = style->bits[CSS_DISPLAY_INDEX]; - bits &= CSS_DISPLAY_MASK; - bits >>= CSS_DISPLAY_SHIFT; - - /* Return computed display as per $9.7 */ - position = css_computed_position(style); - - /* 5bits: type */ - if (bits == CSS_DISPLAY_NONE) - return bits; /* 1. */ - - if ((position == CSS_POSITION_ABSOLUTE || - position == CSS_POSITION_FIXED) /* 2. */ || - css_computed_float(style) != CSS_FLOAT_NONE /* 3. */ || - root /* 4. */) { - if (bits == CSS_DISPLAY_INLINE_TABLE) { - return CSS_DISPLAY_TABLE; - } else if (bits == CSS_DISPLAY_INLINE || - bits == CSS_DISPLAY_RUN_IN || - bits == CSS_DISPLAY_TABLE_ROW_GROUP || - bits == CSS_DISPLAY_TABLE_COLUMN || - bits == CSS_DISPLAY_TABLE_COLUMN_GROUP || - bits == CSS_DISPLAY_TABLE_HEADER_GROUP || - bits == CSS_DISPLAY_TABLE_FOOTER_GROUP || - bits == CSS_DISPLAY_TABLE_ROW || - bits == CSS_DISPLAY_TABLE_CELL || - bits == CSS_DISPLAY_TABLE_CAPTION || - bits == CSS_DISPLAY_INLINE_BLOCK) { - return CSS_DISPLAY_BLOCK; - } - } - - /* 5. */ - return bits; -} - -static inline uint8_t css_computed_display_static( - const css_computed_style *style) -{ - uint8_t bits = style->bits[CSS_DISPLAY_INDEX]; - bits &= CSS_DISPLAY_MASK; - bits >>= CSS_DISPLAY_SHIFT; - - /* 5bits: type */ - return bits; -} + css_fixed *vlength, css_unit *vunit); + +uint8_t css_computed_display( + const css_computed_style *style, bool root); + +uint8_t css_computed_display_static( + const css_computed_style *style); + +uint8_t css_computed_font_variant( + const css_computed_style *style); + +uint8_t css_computed_text_decoration( + const css_computed_style *style); + +uint8_t css_computed_font_family( + const css_computed_style *style, + lwc_string ***names); + +uint8_t css_computed_border_top_style( + const css_computed_style *style); + +uint8_t css_computed_border_right_style( + const css_computed_style *style); + +uint8_t css_computed_border_bottom_style( + const css_computed_style *style); + +uint8_t css_computed_border_left_style( + const css_computed_style *style); + +uint8_t css_computed_font_weight( + const css_computed_style *style); + +uint8_t css_computed_list_style_type( + const css_computed_style *style); + +uint8_t css_computed_outline_style( + const css_computed_style *style); + +uint8_t css_computed_table_layout( + const css_computed_style *style); + +uint8_t css_computed_unicode_bidi( + const css_computed_style *style); + +uint8_t css_computed_visibility( + const css_computed_style *style); + +uint8_t css_computed_list_style_position( + const css_computed_style *style); + +uint8_t css_computed_text_align( + const css_computed_style *style); -#undef CSS_DISPLAY_MASK -#undef CSS_DISPLAY_SHIFT -#undef CSS_DISPLAY_INDEX - -#define CSS_FONT_VARIANT_INDEX 27 -#define CSS_FONT_VARIANT_SHIFT 0 -#define CSS_FONT_VARIANT_MASK 0x3 -static inline uint8_t css_computed_font_variant( - const css_computed_style *style) -{ - uint8_t bits = style->bits[CSS_FONT_VARIANT_INDEX]; - bits &= CSS_FONT_VARIANT_MASK; - bits >>= CSS_FONT_VARIANT_SHIFT; - - /* 2bits: type */ - return bits; -} -#undef CSS_FONT_VARIANT_MASK -#undef CSS_FONT_VARIANT_SHIFT -#undef CSS_FONT_VARIANT_INDEX - -#define CSS_TEXT_DECORATION_INDEX 28 -#define CSS_TEXT_DECORATION_SHIFT 3 -#define CSS_TEXT_DECORATION_MASK 0xf8 -static inline uint8_t css_computed_text_decoration( - const css_computed_style *style) -{ - uint8_t bits = style->bits[CSS_TEXT_DECORATION_INDEX]; - bits &= CSS_TEXT_DECORATION_MASK; - bits >>= CSS_TEXT_DECORATION_SHIFT; - - /* 5bits: type */ - return bits; -} -#undef CSS_TEXT_DECORATION_MASK -#undef CSS_TEXT_DECORATION_SHIFT -#undef CSS_TEXT_DECORATION_INDEX - -#define CSS_FONT_FAMILY_INDEX 28 -#define CSS_FONT_FAMILY_SHIFT 0 -#define CSS_FONT_FAMILY_MASK 0x7 -static inline uint8_t css_computed_font_family( - const css_computed_style *style, - lwc_string ***names) -{ - uint8_t bits = style->bits[CSS_FONT_FAMILY_INDEX]; - bits &= CSS_FONT_FAMILY_MASK; - bits >>= CSS_FONT_FAMILY_SHIFT; - - /* 3bits: type */ - *names = style->font_family; - - return bits; -} -#undef CSS_FONT_FAMILY_MASK -#undef CSS_FONT_FAMILY_SHIFT -#undef CSS_FONT_FAMILY_INDEX - -#define CSS_BORDER_TOP_STYLE_INDEX 29 -#define CSS_BORDER_TOP_STYLE_SHIFT 4 -#define CSS_BORDER_TOP_STYLE_MASK 0xf0 -static inline uint8_t css_computed_border_top_style( - const css_computed_style *style) -{ - uint8_t bits = style->bits[CSS_BORDER_TOP_STYLE_INDEX]; - bits &= CSS_BORDER_TOP_STYLE_MASK; - bits >>= CSS_BORDER_TOP_STYLE_SHIFT; - - /* 4bits: type */ - return bits; -} -#undef CSS_BORDER_TOP_STYLE_MASK -#undef CSS_BORDER_TOP_STYLE_SHIFT -#undef CSS_BORDER_TOP_STYLE_INDEX - -#define CSS_BORDER_RIGHT_STYLE_INDEX 29 -#define CSS_BORDER_RIGHT_STYLE_SHIFT 0 -#define CSS_BORDER_RIGHT_STYLE_MASK 0xf -static inline uint8_t css_computed_border_right_style( - const css_computed_style *style) -{ - uint8_t bits = style->bits[CSS_BORDER_RIGHT_STYLE_INDEX]; - bits &= CSS_BORDER_RIGHT_STYLE_MASK; - bits >>= CSS_BORDER_RIGHT_STYLE_SHIFT; - - /* 4bits: type */ - return bits; -} -#undef CSS_BORDER_RIGHT_STYLE_MASK -#undef CSS_BORDER_RIGHT_STYLE_SHIFT -#undef CSS_BORDER_RIGHT_STYLE_INDEX - -#define CSS_BORDER_BOTTOM_STYLE_INDEX 30 -#define CSS_BORDER_BOTTOM_STYLE_SHIFT 4 -#define CSS_BORDER_BOTTOM_STYLE_MASK 0xf0 -static inline uint8_t css_computed_border_bottom_style( - const css_computed_style *style) -{ - uint8_t bits = style->bits[CSS_BORDER_BOTTOM_STYLE_INDEX]; - bits &= CSS_BORDER_BOTTOM_STYLE_MASK; - bits >>= CSS_BORDER_BOTTOM_STYLE_SHIFT; - - /* 4bits: type */ - return bits; -} -#undef CSS_BORDER_BOTTOM_STYLE_MASK -#undef CSS_BORDER_BOTTOM_STYLE_SHIFT -#undef CSS_BORDER_BOTTOM_STYLE_INDEX - -#define CSS_BORDER_LEFT_STYLE_INDEX 30 -#define CSS_BORDER_LEFT_STYLE_SHIFT 0 -#define CSS_BORDER_LEFT_STYLE_MASK 0xf -static inline uint8_t css_computed_border_left_style( - const css_computed_style *style) -{ - uint8_t bits = style->bits[CSS_BORDER_LEFT_STYLE_INDEX]; - bits &= CSS_BORDER_LEFT_STYLE_MASK; - bits >>= CSS_BORDER_LEFT_STYLE_SHIFT; - - /* 4bits: type */ - return bits; -} -#undef CSS_BORDER_LEFT_STYLE_MASK -#undef CSS_BORDER_LEFT_STYLE_SHIFT -#undef CSS_BORDER_LEFT_STYLE_INDEX - -#define CSS_FONT_WEIGHT_INDEX 31 -#define CSS_FONT_WEIGHT_SHIFT 4 -#define CSS_FONT_WEIGHT_MASK 0xf0 -static inline uint8_t css_computed_font_weight( - const css_computed_style *style) -{ - uint8_t bits = style->bits[CSS_FONT_WEIGHT_INDEX]; - bits &= CSS_FONT_WEIGHT_MASK; - bits >>= CSS_FONT_WEIGHT_SHIFT; - - /* 4bits: type */ - return bits; -} -#undef CSS_FONT_WEIGHT_MASK -#undef CSS_FONT_WEIGHT_SHIFT -#undef CSS_FONT_WEIGHT_INDEX - -#define CSS_LIST_STYLE_TYPE_INDEX 31 -#define CSS_LIST_STYLE_TYPE_SHIFT 0 -#define CSS_LIST_STYLE_TYPE_MASK 0xf -static inline uint8_t css_computed_list_style_type( - const css_computed_style *style) -{ - uint8_t bits = style->bits[CSS_LIST_STYLE_TYPE_INDEX]; - bits &= CSS_LIST_STYLE_TYPE_MASK; - bits >>= CSS_LIST_STYLE_TYPE_SHIFT; - - /* 4bits: type */ - return bits; -} -#undef CSS_LIST_STYLE_TYPE_MASK -#undef CSS_LIST_STYLE_TYPE_SHIFT -#undef CSS_LIST_STYLE_TYPE_INDEX - -#define CSS_OUTLINE_STYLE_INDEX 32 -#define CSS_OUTLINE_STYLE_SHIFT 4 -#define CSS_OUTLINE_STYLE_MASK 0xf0 -static inline uint8_t css_computed_outline_style( - const css_computed_style *style) -{ - uint8_t bits = style->bits[CSS_OUTLINE_STYLE_INDEX]; - bits &= CSS_OUTLINE_STYLE_MASK; - bits >>= CSS_OUTLINE_STYLE_SHIFT; - - /* 4bits: type */ - return bits; -} -#undef CSS_OUTLINE_STYLE_MASK -#undef CSS_OUTLINE_STYLE_SHIFT -#undef CSS_OUTLINE_STYLE_INDEX - -#define CSS_TABLE_LAYOUT_INDEX 32 -#define CSS_TABLE_LAYOUT_SHIFT 2 -#define CSS_TABLE_LAYOUT_MASK 0xc -static inline uint8_t css_computed_table_layout( - const css_computed_style *style) -{ - uint8_t bits = style->bits[CSS_TABLE_LAYOUT_INDEX]; - bits &= CSS_TABLE_LAYOUT_MASK; - bits >>= CSS_TABLE_LAYOUT_SHIFT; - - /* 2bits: type */ - return bits; -} -#undef CSS_TABLE_LAYOUT_MASK -#undef CSS_TABLE_LAYOUT_SHIFT -#undef CSS_TABLE_LAYOUT_INDEX - -#define CSS_UNICODE_BIDI_INDEX 32 -#define CSS_UNICODE_BIDI_SHIFT 0 -#define CSS_UNICODE_BIDI_MASK 0x3 -static inline uint8_t css_computed_unicode_bidi( - const css_computed_style *style) -{ - uint8_t bits = style->bits[CSS_UNICODE_BIDI_INDEX]; - bits &= CSS_UNICODE_BIDI_MASK; - bits >>= CSS_UNICODE_BIDI_SHIFT; - - /* 2bits: type */ - return bits; -} -#undef CSS_UNICODE_BIDI_MASK -#undef CSS_UNICODE_BIDI_SHIFT -#undef CSS_UNICODE_BIDI_INDEX - -#define CSS_VISIBILITY_INDEX 33 -#define CSS_VISIBILITY_SHIFT 6 -#define CSS_VISIBILITY_MASK 0xc0 -static inline uint8_t css_computed_visibility( - const css_computed_style *style) -{ - uint8_t bits = style->bits[CSS_VISIBILITY_INDEX]; - bits &= CSS_VISIBILITY_MASK; - bits >>= CSS_VISIBILITY_SHIFT; - - /* 2bits: type */ - return bits; -} -#undef CSS_VISIBILITY_MASK -#undef CSS_VISIBILITY_SHIFT -#undef CSS_VISIBILITY_INDEX - -#define CSS_LIST_STYLE_POSITION_INDEX 33 -#define CSS_LIST_STYLE_POSITION_SHIFT 4 -#define CSS_LIST_STYLE_POSITION_MASK 0x30 -static inline uint8_t css_computed_list_style_position( - const css_computed_style *style) -{ - uint8_t bits = style->bits[CSS_LIST_STYLE_POSITION_INDEX]; - bits &= CSS_LIST_STYLE_POSITION_MASK; - bits >>= CSS_LIST_STYLE_POSITION_SHIFT; - - /* 2bits: type */ - return bits; -} -#undef CSS_LIST_STYLE_POSITION_MASK -#undef CSS_LIST_STYLE_POSITION_SHIFT -#undef CSS_LIST_STYLE_POSITION_INDEX - -#define CSS_TEXT_ALIGN_INDEX 33 -#define CSS_TEXT_ALIGN_SHIFT 0 -#define CSS_TEXT_ALIGN_MASK 0xf -static inline uint8_t css_computed_text_align( - const css_computed_style *style) -{ - uint8_t bits = style->bits[CSS_TEXT_ALIGN_INDEX]; - bits &= CSS_TEXT_ALIGN_MASK; - bits >>= CSS_TEXT_ALIGN_SHIFT; - - /* 4bits: type */ - return bits; -} -#undef CSS_TEXT_ALIGN_MASK -#undef CSS_TEXT_ALIGN_SHIFT -#undef CSS_TEXT_ALIGN_INDEX #ifdef __cplusplus } |