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| 3584 | sourcerer | 1 | /* |
| 2 | * This file is part of LibCSS |
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| 3 | * Licensed under the MIT License, |
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| 4 | * http://www.opensource.org/licenses/mit-license.php |
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| 5 | * Copyright 2009 John-Mark Bell |
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| 6 | */ |
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| 7 | |||
| 8 | #ifndef libcss_computed_h_ |
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| 9 | #define libcss_computed_h_ |
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| 10 | |||
| 11 | #ifdef __cplusplus |
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| 12 | extern "C" |
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| 13 | { |
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| 14 | #endif |
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| 15 | |||
| 16 | #include |
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| 17 | |||
| 18 | #include |
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| 19 | #include |
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| 20 | #include |
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| 21 | #include |
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| 22 | |||
| 23 | struct css_hint; |
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| 24 | struct css_select_handler; |
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| 25 | |||
| 26 | typedef struct css_computed_counter { |
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| 27 | lwc_string *name; |
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| 28 | css_fixed value; |
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| 29 | } css_computed_counter; |
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| 30 | |||
| 31 | typedef struct css_computed_clip_rect { |
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| 32 | css_fixed top; |
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| 33 | css_fixed right; |
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| 34 | css_fixed bottom; |
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| 35 | css_fixed left; |
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| 36 | |||
| 37 | css_unit tunit; |
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| 38 | css_unit runit; |
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| 39 | css_unit bunit; |
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| 40 | css_unit lunit; |
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| 41 | |||
| 42 | bool top_auto; |
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| 43 | bool right_auto; |
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| 44 | bool bottom_auto; |
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| 45 | bool left_auto; |
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| 46 | } css_computed_clip_rect; |
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| 47 | |||
| 48 | enum css_computed_content_type { |
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| 49 | CSS_COMPUTED_CONTENT_NONE = 0, |
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| 50 | CSS_COMPUTED_CONTENT_STRING = 1, |
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| 51 | CSS_COMPUTED_CONTENT_URI = 2, |
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| 52 | CSS_COMPUTED_CONTENT_COUNTER = 3, |
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| 53 | CSS_COMPUTED_CONTENT_COUNTERS = 4, |
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| 54 | CSS_COMPUTED_CONTENT_ATTR = 5, |
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| 55 | CSS_COMPUTED_CONTENT_OPEN_QUOTE = 6, |
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| 56 | CSS_COMPUTED_CONTENT_CLOSE_QUOTE = 7, |
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| 57 | CSS_COMPUTED_CONTENT_NO_OPEN_QUOTE = 8, |
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| 58 | CSS_COMPUTED_CONTENT_NO_CLOSE_QUOTE = 9 |
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| 59 | }; |
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| 60 | |||
| 61 | typedef struct css_computed_content_item { |
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| 62 | uint8_t type; |
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| 63 | union { |
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| 64 | lwc_string *string; |
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| 65 | lwc_string *uri; |
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| 66 | lwc_string *attr; |
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| 67 | struct { |
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| 68 | lwc_string *name; |
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| 69 | uint8_t style; |
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| 70 | } counter; |
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| 71 | struct { |
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| 72 | lwc_string *name; |
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| 73 | lwc_string *sep; |
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| 74 | uint8_t style; |
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| 75 | } counters; |
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| 76 | } data; |
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| 77 | } css_computed_content_item; |
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| 78 | |||
| 79 | css_error css_computed_style_create(css_allocator_fn alloc, void *pw, |
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| 80 | css_computed_style **result); |
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| 81 | css_error css_computed_style_destroy(css_computed_style *style); |
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| 82 | |||
| 83 | css_error css_computed_style_initialise(css_computed_style *style, |
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| 84 | struct css_select_handler *handler, void *pw); |
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| 85 | |||
| 86 | css_error css_computed_style_compose(const css_computed_style *parent, |
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| 87 | const css_computed_style *child, |
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| 88 | css_error (*compute_font_size)(void *pw, |
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| 89 | const struct css_hint *parent, |
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| 90 | struct css_hint *size), |
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| 91 | void *pw, |
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| 92 | css_computed_style *result); |
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| 93 | |||
| 94 | /****************************************************************************** |
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| 95 | * Property accessors below here * |
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| 96 | ******************************************************************************/ |
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| 97 | |||
| 98 | uint8_t css_computed_letter_spacing( |
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| 99 | const css_computed_style *style, |
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| 100 | css_fixed *length, css_unit *unit); |
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| 101 | |||
| 102 | uint8_t css_computed_outline_color( |
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| 103 | const css_computed_style *style, css_color *color); |
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| 104 | |||
| 105 | uint8_t css_computed_outline_width( |
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| 106 | const css_computed_style *style, |
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| 107 | css_fixed *length, css_unit *unit); |
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| 108 | |||
| 109 | uint8_t css_computed_border_spacing( |
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| 110 | const css_computed_style *style, |
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| 111 | css_fixed *hlength, css_unit *hunit, |
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| 112 | css_fixed *vlength, css_unit *vunit); |
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| 113 | |||
| 114 | uint8_t css_computed_word_spacing( |
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| 115 | const css_computed_style *style, |
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| 116 | css_fixed *length, css_unit *unit); |
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| 117 | |||
| 118 | uint8_t css_computed_counter_increment( |
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| 119 | const css_computed_style *style, |
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| 120 | const css_computed_counter **counters); |
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| 121 | |||
| 122 | uint8_t css_computed_counter_reset( |
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| 123 | const css_computed_style *style, |
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| 124 | const css_computed_counter **counters); |
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| 125 | |||
| 126 | uint8_t css_computed_cursor( |
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| 127 | const css_computed_style *style, |
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| 128 | lwc_string ***urls); |
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| 129 | |||
| 130 | uint8_t css_computed_clip( |
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| 131 | const css_computed_style *style, |
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| 132 | css_computed_clip_rect *rect); |
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| 133 | |||
| 134 | uint8_t css_computed_content( |
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| 135 | const css_computed_style *style, |
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| 136 | const css_computed_content_item **content); |
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| 137 | |||
| 138 | uint8_t css_computed_vertical_align( |
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| 139 | const css_computed_style *style, |
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| 140 | css_fixed *length, css_unit *unit); |
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| 141 | |||
| 142 | uint8_t css_computed_font_size( |
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| 143 | const css_computed_style *style, |
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| 144 | css_fixed *length, css_unit *unit); |
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| 145 | |||
| 146 | uint8_t css_computed_border_top_width( |
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| 147 | const css_computed_style *style, |
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| 148 | css_fixed *length, css_unit *unit); |
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| 149 | |||
| 150 | uint8_t css_computed_border_right_width( |
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| 151 | const css_computed_style *style, |
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| 152 | css_fixed *length, css_unit *unit); |
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| 153 | |||
| 154 | uint8_t css_computed_border_bottom_width( |
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| 155 | const css_computed_style *style, |
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| 156 | css_fixed *length, css_unit *unit); |
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| 157 | |||
| 158 | uint8_t css_computed_border_left_width( |
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| 159 | const css_computed_style *style, |
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| 160 | css_fixed *length, css_unit *unit); |
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| 161 | |||
| 162 | uint8_t css_computed_background_image( |
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| 163 | const css_computed_style *style, |
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| 164 | lwc_string **url); |
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| 165 | |||
| 166 | uint8_t css_computed_color( |
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| 167 | const css_computed_style *style, |
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| 168 | css_color *color); |
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| 169 | |||
| 170 | uint8_t css_computed_list_style_image( |
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| 171 | const css_computed_style *style, |
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| 172 | lwc_string **url); |
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| 173 | |||
| 174 | uint8_t css_computed_quotes( |
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| 175 | const css_computed_style *style, |
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| 176 | lwc_string ***quotes); |
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| 177 | |||
| 178 | uint8_t css_computed_top( |
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| 179 | const css_computed_style *style, |
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| 180 | css_fixed *length, css_unit *unit); |
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| 181 | |||
| 182 | uint8_t css_computed_right( |
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| 183 | const css_computed_style *style, |
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| 184 | css_fixed *length, css_unit *unit); |
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| 185 | |||
| 186 | uint8_t css_computed_bottom( |
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| 187 | const css_computed_style *style, |
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| 188 | css_fixed *length, css_unit *unit); |
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| 189 | |||
| 190 | uint8_t css_computed_left( |
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| 191 | const css_computed_style *style, |
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| 192 | css_fixed *length, css_unit *unit); |
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| 193 | |||
| 194 | uint8_t css_computed_border_top_color( |
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| 195 | const css_computed_style *style, |
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| 196 | css_color *color); |
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| 197 | |||
| 198 | uint8_t css_computed_border_right_color( |
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| 199 | const css_computed_style *style, |
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| 200 | css_color *color); |
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| 201 | |||
| 202 | uint8_t css_computed_border_bottom_color( |
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| 203 | const css_computed_style *style, |
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| 204 | css_color *color); |
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| 205 | |||
| 206 | uint8_t css_computed_border_left_color( |
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| 207 | const css_computed_style *style, |
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| 208 | css_color *color); |
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| 209 | |||
| 210 | uint8_t css_computed_height( |
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| 211 | const css_computed_style *style, |
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| 212 | css_fixed *length, css_unit *unit); |
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| 213 | |||
| 214 | uint8_t css_computed_line_height( |
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| 215 | const css_computed_style *style, |
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| 216 | css_fixed *length, css_unit *unit); |
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| 217 | |||
| 218 | uint8_t css_computed_background_color( |
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| 219 | const css_computed_style *style, |
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| 220 | css_color *color); |
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| 221 | |||
| 222 | uint8_t css_computed_z_index( |
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| 223 | const css_computed_style *style, |
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| 224 | int32_t *z_index); |
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| 225 | |||
| 226 | uint8_t css_computed_margin_top( |
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| 227 | const css_computed_style *style, |
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| 228 | css_fixed *length, css_unit *unit); |
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| 229 | |||
| 230 | uint8_t css_computed_margin_right( |
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| 231 | const css_computed_style *style, |
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| 232 | css_fixed *length, css_unit *unit); |
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| 233 | |||
| 234 | uint8_t css_computed_margin_bottom( |
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| 235 | const css_computed_style *style, |
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| 236 | css_fixed *length, css_unit *unit); |
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| 237 | |||
| 238 | uint8_t css_computed_margin_left( |
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| 239 | const css_computed_style *style, |
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| 240 | css_fixed *length, css_unit *unit); |
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| 241 | |||
| 242 | uint8_t css_computed_background_attachment( |
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| 243 | const css_computed_style *style); |
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| 244 | |||
| 245 | uint8_t css_computed_border_collapse( |
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| 246 | const css_computed_style *style); |
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| 247 | |||
| 248 | uint8_t css_computed_caption_side( |
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| 249 | const css_computed_style *style); |
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| 250 | |||
| 251 | uint8_t css_computed_direction( |
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| 252 | const css_computed_style *style); |
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| 253 | |||
| 254 | uint8_t css_computed_max_height( |
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| 255 | const css_computed_style *style, |
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| 256 | css_fixed *length, css_unit *unit); |
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| 257 | |||
| 258 | uint8_t css_computed_max_width( |
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| 259 | const css_computed_style *style, |
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| 260 | css_fixed *length, css_unit *unit); |
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| 261 | |||
| 262 | uint8_t css_computed_width( |
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| 263 | const css_computed_style *style, |
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| 264 | css_fixed *length, css_unit *unit); |
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| 265 | |||
| 266 | uint8_t css_computed_empty_cells( |
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| 267 | const css_computed_style *style); |
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| 268 | |||
| 269 | uint8_t css_computed_float( |
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| 270 | const css_computed_style *style); |
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| 271 | |||
| 272 | uint8_t css_computed_font_style( |
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| 273 | const css_computed_style *style); |
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| 274 | |||
| 275 | uint8_t css_computed_min_height( |
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| 276 | const css_computed_style *style, |
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| 277 | css_fixed *length, css_unit *unit); |
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| 278 | |||
| 279 | uint8_t css_computed_min_width( |
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| 280 | const css_computed_style *style, |
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| 281 | css_fixed *length, css_unit *unit); |
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| 282 | |||
| 283 | uint8_t css_computed_background_repeat( |
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| 284 | const css_computed_style *style); |
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| 285 | |||
| 286 | uint8_t css_computed_clear( |
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| 287 | const css_computed_style *style); |
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| 288 | |||
| 289 | uint8_t css_computed_padding_top( |
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| 290 | const css_computed_style *style, |
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| 291 | css_fixed *length, css_unit *unit); |
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| 292 | |||
| 293 | uint8_t css_computed_padding_right( |
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| 294 | const css_computed_style *style, |
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| 295 | css_fixed *length, css_unit *unit); |
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| 296 | |||
| 297 | uint8_t css_computed_padding_bottom( |
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| 298 | const css_computed_style *style, |
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| 299 | css_fixed *length, css_unit *unit); |
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| 300 | |||
| 301 | uint8_t css_computed_padding_left( |
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| 302 | const css_computed_style *style, |
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| 303 | css_fixed *length, css_unit *unit); |
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| 304 | |||
| 305 | uint8_t css_computed_overflow( |
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| 306 | const css_computed_style *style); |
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| 307 | |||
| 308 | uint8_t css_computed_position( |
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| 309 | const css_computed_style *style); |
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| 310 | |||
| 311 | uint8_t css_computed_opacity( |
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| 312 | const css_computed_style *style, |
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| 313 | css_fixed *opacity); |
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| 314 | |||
| 315 | uint8_t css_computed_text_transform( |
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| 316 | const css_computed_style *style); |
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| 317 | |||
| 318 | uint8_t css_computed_text_indent( |
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| 319 | const css_computed_style *style, |
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| 320 | css_fixed *length, css_unit *unit); |
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| 321 | |||
| 322 | uint8_t css_computed_white_space( |
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| 323 | const css_computed_style *style); |
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| 324 | |||
| 325 | uint8_t css_computed_background_position( |
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| 326 | const css_computed_style *style, |
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| 327 | css_fixed *hlength, css_unit *hunit, |
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| 328 | css_fixed *vlength, css_unit *vunit); |
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| 329 | |||
| 330 | uint8_t css_computed_display( |
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| 331 | const css_computed_style *style, bool root); |
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| 332 | |||
| 333 | uint8_t css_computed_display_static( |
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| 334 | const css_computed_style *style); |
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| 335 | |||
| 336 | uint8_t css_computed_font_variant( |
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| 337 | const css_computed_style *style); |
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| 338 | |||
| 339 | uint8_t css_computed_text_decoration( |
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| 340 | const css_computed_style *style); |
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| 341 | |||
| 342 | uint8_t css_computed_font_family( |
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| 343 | const css_computed_style *style, |
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| 344 | lwc_string ***names); |
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| 345 | |||
| 346 | uint8_t css_computed_border_top_style( |
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| 347 | const css_computed_style *style); |
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| 348 | |||
| 349 | uint8_t css_computed_border_right_style( |
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| 350 | const css_computed_style *style); |
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| 351 | |||
| 352 | uint8_t css_computed_border_bottom_style( |
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| 353 | const css_computed_style *style); |
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| 354 | |||
| 355 | uint8_t css_computed_border_left_style( |
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| 356 | const css_computed_style *style); |
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| 357 | |||
| 358 | uint8_t css_computed_font_weight( |
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| 359 | const css_computed_style *style); |
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| 360 | |||
| 361 | uint8_t css_computed_list_style_type( |
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| 362 | const css_computed_style *style); |
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| 363 | |||
| 364 | uint8_t css_computed_outline_style( |
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| 365 | const css_computed_style *style); |
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| 366 | |||
| 367 | uint8_t css_computed_table_layout( |
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| 368 | const css_computed_style *style); |
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| 369 | |||
| 370 | uint8_t css_computed_unicode_bidi( |
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| 371 | const css_computed_style *style); |
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| 372 | |||
| 373 | uint8_t css_computed_visibility( |
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| 374 | const css_computed_style *style); |
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| 375 | |||
| 376 | uint8_t css_computed_list_style_position( |
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| 377 | const css_computed_style *style); |
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| 378 | |||
| 379 | uint8_t css_computed_text_align( |
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| 380 | const css_computed_style *style); |
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| 381 | |||
| 382 | uint8_t css_computed_page_break_after( |
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| 383 | const css_computed_style *style); |
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| 384 | |||
| 385 | uint8_t css_computed_page_break_before( |
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| 386 | const css_computed_style *style); |
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| 387 | |||
| 388 | uint8_t css_computed_page_break_inside( |
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| 389 | const css_computed_style *style); |
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| 390 | |||
| 391 | uint8_t css_computed_orphans( |
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| 392 | const css_computed_style *style, |
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| 393 | int32_t *orphans); |
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| 394 | |||
| 395 | uint8_t css_computed_widows( |
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| 396 | const css_computed_style *style, |
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| 397 | int32_t *widows); |
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| 398 | |||
| 399 | #ifdef __cplusplus |
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| 400 | } |
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| 401 | #endif |
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| 402 | |||
| 403 | #endif |