/usr/include/mupdf/html.h is in libmupdf-dev 1.9a+ds1-4+deb9u4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 | #ifndef MUPDF_HTML_H
#define MUPDF_HTML_H
#include "mupdf/fitz.h"
typedef struct fz_html_font_face_s fz_html_font_face;
typedef struct fz_html_font_set_s fz_html_font_set;
typedef struct fz_html_s fz_html;
typedef struct fz_html_flow_s fz_html_flow;
typedef struct fz_css_rule_s fz_css_rule;
typedef struct fz_css_match_prop_s fz_css_match_prop;
typedef struct fz_css_match_s fz_css_match;
typedef struct fz_css_style_s fz_css_style;
typedef struct fz_css_selector_s fz_css_selector;
typedef struct fz_css_condition_s fz_css_condition;
typedef struct fz_css_property_s fz_css_property;
typedef struct fz_css_value_s fz_css_value;
typedef struct fz_css_number_s fz_css_number;
typedef struct fz_css_color_s fz_css_color;
struct fz_html_font_face_s
{
char *family;
int is_bold;
int is_italic;
fz_font *font;
char *src;
fz_html_font_face *next;
};
struct fz_html_font_set_s
{
fz_font *fonts[12]; /* Times, Helvetica, Courier in R,I,B,BI */
fz_html_font_face *custom;
};
enum
{
CSS_KEYWORD = 256,
CSS_HASH,
CSS_STRING,
CSS_NUMBER,
CSS_LENGTH,
CSS_PERCENT,
CSS_URI,
};
struct fz_css_rule_s
{
fz_css_selector *selector;
fz_css_property *declaration;
fz_css_property *garbage; /* for freeing inline style attributes at the end */
fz_css_rule *next;
};
struct fz_css_selector_s
{
char *name;
int combine;
fz_css_condition *cond;
fz_css_selector *left;
fz_css_selector *right;
fz_css_selector *next;
};
struct fz_css_condition_s
{
int type;
char *key;
char *val;
fz_css_condition *next;
};
struct fz_css_property_s
{
char *name;
fz_css_value *value;
short spec;
short important;
fz_css_property *next;
};
struct fz_css_value_s
{
int type;
char *data;
fz_css_value *args; /* function arguments */
fz_css_value *next;
};
struct fz_css_match_prop_s
{
const char *name; /* not owned */
fz_css_value *value; /* not owned */
int spec;
};
struct fz_css_match_s
{
fz_css_match *up;
int count;
fz_css_match_prop prop[64];
};
enum { DIS_NONE, DIS_BLOCK, DIS_INLINE, DIS_LIST_ITEM, DIS_INLINE_BLOCK };
enum { POS_STATIC, POS_RELATIVE, POS_ABSOLUTE, POS_FIXED };
enum { TA_LEFT, TA_RIGHT, TA_CENTER, TA_JUSTIFY };
enum { VA_BASELINE, VA_SUB, VA_SUPER, VA_TOP, VA_BOTTOM, VA_TEXT_TOP, VA_TEXT_BOTTOM };
enum { BS_NONE, BS_SOLID };
enum { V_VISIBLE, V_HIDDEN, V_COLLAPSE };
enum {
WS_COLLAPSE = 1,
WS_ALLOW_BREAK_SPACE = 2,
WS_FORCE_BREAK_NEWLINE = 4,
WS_NORMAL = WS_COLLAPSE | WS_ALLOW_BREAK_SPACE,
WS_PRE = WS_FORCE_BREAK_NEWLINE,
WS_NOWRAP = WS_COLLAPSE,
WS_PRE_WRAP = WS_ALLOW_BREAK_SPACE | WS_FORCE_BREAK_NEWLINE,
WS_PRE_LINE = WS_COLLAPSE | WS_ALLOW_BREAK_SPACE | WS_FORCE_BREAK_NEWLINE
};
enum {
LST_NONE,
LST_DISC, LST_CIRCLE, LST_SQUARE,
LST_DECIMAL, LST_DECIMAL_ZERO,
LST_LC_ROMAN, LST_UC_ROMAN,
LST_LC_GREEK, LST_UC_GREEK,
LST_LC_LATIN, LST_UC_LATIN,
LST_LC_ALPHA, LST_UC_ALPHA,
LST_ARMENIAN, LST_GEORGIAN,
};
enum { N_NUMBER='u', N_LENGTH='p', N_SCALE='m', N_PERCENT='%', N_AUTO='a' };
struct fz_css_number_s
{
float value;
int unit;
};
struct fz_css_color_s
{
unsigned char r, g, b, a;
};
struct fz_css_style_s
{
fz_css_number font_size;
fz_css_number width, height;
fz_css_number margin[4];
fz_css_number padding[4];
fz_css_number border_width[4];
fz_css_number text_indent;
char visibility;
char white_space;
char text_align;
char vertical_align;
char list_style_type;
char border_style[4];
fz_css_number line_height;
fz_css_color background_color;
fz_css_color border_color[4];
fz_css_color color;
fz_font *font;
};
enum
{
BOX_BLOCK, /* block-level: contains block, break, and flow boxes */
BOX_BREAK, /* block-level: empty <br> tag boxes */
BOX_FLOW, /* block-level: contains only inline boxes */
BOX_INLINE, /* inline-level: contains only inline boxes */
};
struct fz_html_s
{
int type;
float x, y, w, h; /* content */
float padding[4];
float margin[4];
float border[4];
float em;
fz_html *up, *down, *last, *next;
fz_html_flow *flow_head, **flow_tail;
fz_bidi_direction markup_dir;
fz_css_style style;
int list_item;
int is_first_flow; /* for text-indent */
fz_pool *pool; /* pool allocator for this html tree (only set for root block) */
};
enum
{
FLOW_WORD = 0,
FLOW_SPACE = 1,
FLOW_BREAK = 2,
FLOW_IMAGE = 3,
FLOW_SBREAK = 4,
FLOW_SHYPHEN = 5
};
struct fz_html_flow_s
{
/* What type of node */
unsigned int type : 3;
/* Whether this should expand during justification */
unsigned int expand : 1;
/* Whether this node is currently taken as a line break */
unsigned int breaks_line : 1;
/* Direction setting for text - UAX#9 says 125 is the max */
unsigned int bidi_level : 7;
/* Whether the markup specifies a given language. */
unsigned int markup_lang : 8;
/* The script detected by the bidi code. */
unsigned int script : 8;
float x, y, w, h;
fz_html *box; /* for style and em */
union {
char *text;
fz_image *image;
} content;
fz_html_flow *next;
};
fz_css_rule *fz_parse_css(fz_context *ctx, fz_css_rule *chain, const char *source, const char *file);
fz_css_property *fz_parse_css_properties(fz_context *ctx, const char *source);
void fz_drop_css(fz_context *ctx, fz_css_rule *rule);
void fz_match_css(fz_context *ctx, fz_css_match *match, fz_css_rule *rule, fz_xml *node);
void fz_match_css_at_page(fz_context *ctx, fz_css_match *match, fz_css_rule *css);
int fz_get_css_match_display(fz_css_match *node);
void fz_default_css_style(fz_context *ctx, fz_css_style *style);
void fz_apply_css_style(fz_context *ctx, fz_html_font_set *set, fz_css_style *style, fz_css_match *match);
float fz_from_css_number(fz_css_number, float em, float width);
float fz_from_css_number_scale(fz_css_number number, float scale, float em, float width);
fz_html_font_set *fz_new_html_font_set(fz_context *ctx);
void fz_add_html_font_face(fz_context *ctx, fz_html_font_set *set,
const char *family, int is_bold, int is_italic, const char *src, fz_font *font);
fz_font *fz_load_html_font(fz_context *ctx, fz_html_font_set *set, const char *family, int is_bold, int is_italic);
void fz_drop_html_font_set(fz_context *ctx, fz_html_font_set *htx);
void fz_add_css_font_faces(fz_context *ctx, fz_html_font_set *set, fz_archive *zip, const char *base_uri, fz_css_rule *css);
fz_html *fz_parse_html(fz_context *ctx, fz_html_font_set *htx, fz_archive *zip, const char *base_uri, fz_buffer *buf, const char *user_css);
void fz_layout_html(fz_context *ctx, fz_html *box, float w, float h, float em);
void fz_draw_html(fz_context *ctx, fz_device *dev, const fz_matrix *ctm, fz_html *box, float page_top, float page_bot);
void fz_drop_html(fz_context *ctx, fz_html *box);
#endif
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