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/* document.h - generic markdown parser */
#ifndef HOEDOWN_DOCUMENT_H
#define HOEDOWN_DOCUMENT_H
#include "buffer.h"
#include "autolink.h"
#ifdef __cplusplus
extern "C" {
#endif
/*********
* FLAGS *
*********/
enum hoedown_extensions {
/* block-level extensions */
HOEDOWN_EXT_TABLES = (1 << 0),
HOEDOWN_EXT_FENCED_CODE = (1 << 1),
HOEDOWN_EXT_FOOTNOTES = (1 << 2),
/* span-level extensions */
HOEDOWN_EXT_AUTOLINK = (1 << 3),
HOEDOWN_EXT_STRIKETHROUGH = (1 << 4),
HOEDOWN_EXT_UNDERLINE = (1 << 5),
HOEDOWN_EXT_HIGHLIGHT = (1 << 6),
HOEDOWN_EXT_QUOTE = (1 << 7),
HOEDOWN_EXT_SUPERSCRIPT = (1 << 8),
HOEDOWN_EXT_MATH = (1 << 13),
/* other flags */
HOEDOWN_EXT_LAX_SPACING = (1 << 9),
HOEDOWN_EXT_NO_INTRA_EMPHASIS = (1 << 10),
HOEDOWN_EXT_SPACE_HEADERS = (1 << 11),
HOEDOWN_EXT_MATH_EXPLICIT = (1 << 14),
/* negative flags */
HOEDOWN_EXT_DISABLE_INDENTED_CODE = (1 << 12)
};
#define HOEDOWN_EXT_BLOCK (\
HOEDOWN_EXT_TABLES |\
HOEDOWN_EXT_FENCED_CODE |\
HOEDOWN_EXT_FOOTNOTES )
#define HOEDOWN_EXT_SPAN (\
HOEDOWN_EXT_AUTOLINK |\
HOEDOWN_EXT_STRIKETHROUGH |\
HOEDOWN_EXT_UNDERLINE |\
HOEDOWN_EXT_HIGHLIGHT |\
HOEDOWN_EXT_QUOTE |\
HOEDOWN_EXT_SUPERSCRIPT |\
HOEDOWN_EXT_MATH )
#define HOEDOWN_EXT_FLAGS (\
HOEDOWN_EXT_LAX_SPACING |\
HOEDOWN_EXT_NO_INTRA_EMPHASIS |\
HOEDOWN_EXT_SPACE_HEADERS |\
HOEDOWN_EXT_MATH_EXPLICIT )
#define HOEDOWN_EXT_NEGATIVE (\
HOEDOWN_EXT_DISABLE_INDENTED_CODE )
/* list/listitem flags */
enum hoedown_listflags {
HOEDOWN_LIST_ORDERED = (1 << 0),
HOEDOWN_LI_BLOCK = (1 << 1) /* <li> containing block data */
};
enum hoedown_tableflags {
HOEDOWN_TABLE_ALIGN_LEFT = 1,
HOEDOWN_TABLE_ALIGN_RIGHT = 2,
HOEDOWN_TABLE_ALIGN_CENTER = 3,
HOEDOWN_TABLE_ALIGNMASK = 3,
HOEDOWN_TABLE_HEADER = 4
};
/* hoedown_autolink - type of autolink */
enum hoedown_autolink {
HOEDOWN_AUTOLINK_NONE, /* used internally when it is not an autolink*/
HOEDOWN_AUTOLINK_NORMAL, /* normal http/http/ftp/mailto/etc link */
HOEDOWN_AUTOLINK_EMAIL /* e-mail link without explit mailto: */
};
/********************
* TYPE DEFINITIONS *
********************/
/* hoedown_renderer - functions for rendering parsed data */
struct hoedown_renderer {
/* state object */
void *opaque;
/* block level callbacks - NULL skips the block */
void (*blockcode)(hoedown_buffer *ob, const hoedown_buffer *text, const hoedown_buffer *lang, void *opaque);
void (*blockquote)(hoedown_buffer *ob, const hoedown_buffer *text, void *opaque);
void (*blockhtml)(hoedown_buffer *ob,const hoedown_buffer *text, void *opaque);
void (*header)(hoedown_buffer *ob, const hoedown_buffer *text, int level, void *opaque);
void (*hrule)(hoedown_buffer *ob, void *opaque);
void (*list)(hoedown_buffer *ob, const hoedown_buffer *text, unsigned int flags, void *opaque);
void (*listitem)(hoedown_buffer *ob, const hoedown_buffer *text, unsigned int flags, void *opaque);
void (*paragraph)(hoedown_buffer *ob, const hoedown_buffer *text, void *opaque);
void (*table)(hoedown_buffer *ob, const hoedown_buffer *header, const hoedown_buffer *body, void *opaque);
void (*table_row)(hoedown_buffer *ob, const hoedown_buffer *text, void *opaque);
void (*table_cell)(hoedown_buffer *ob, const hoedown_buffer *text, unsigned int flags, void *opaque);
void (*footnotes)(hoedown_buffer *ob, const hoedown_buffer *text, void *opaque);
void (*footnote_def)(hoedown_buffer *ob, const hoedown_buffer *text, unsigned int num, void *opaque);
/* span level callbacks - NULL or return 0 prints the span verbatim */
int (*autolink)(hoedown_buffer *ob, const hoedown_buffer *link, enum hoedown_autolink type, void *opaque);
int (*codespan)(hoedown_buffer *ob, const hoedown_buffer *text, void *opaque);
int (*double_emphasis)(hoedown_buffer *ob, const hoedown_buffer *text, void *opaque);
int (*emphasis)(hoedown_buffer *ob, const hoedown_buffer *text, void *opaque);
int (*underline)(hoedown_buffer *ob, const hoedown_buffer *text, void *opaque);
int (*highlight)(hoedown_buffer *ob, const hoedown_buffer *text, void *opaque);
int (*quote)(hoedown_buffer *ob, const hoedown_buffer *text, void *opaque);
int (*image)(hoedown_buffer *ob, const hoedown_buffer *link, const hoedown_buffer *title, const hoedown_buffer *alt, void *opaque);
int (*linebreak)(hoedown_buffer *ob, void *opaque);
int (*link)(hoedown_buffer *ob, const hoedown_buffer *link, const hoedown_buffer *title, const hoedown_buffer *content, void *opaque);
int (*raw_html_tag)(hoedown_buffer *ob, const hoedown_buffer *tag, void *opaque);
int (*triple_emphasis)(hoedown_buffer *ob, const hoedown_buffer *text, void *opaque);
int (*strikethrough)(hoedown_buffer *ob, const hoedown_buffer *text, void *opaque);
int (*superscript)(hoedown_buffer *ob, const hoedown_buffer *text, void *opaque);
int (*footnote_ref)(hoedown_buffer *ob, unsigned int num, void *opaque);
int (*math)(hoedown_buffer *ob, const hoedown_buffer *text, int displaymode, void *opaque);
/* low level callbacks - NULL copies input directly into the output */
void (*entity)(hoedown_buffer *ob, const hoedown_buffer *entity, void *opaque);
void (*normal_text)(hoedown_buffer *ob, const hoedown_buffer *text, void *opaque);
/* header and footer */
void (*doc_header)(hoedown_buffer *ob, void *opaque);
void (*doc_footer)(hoedown_buffer *ob, void *opaque);
};
typedef struct hoedown_renderer hoedown_renderer;
struct hoedown_document;
typedef struct hoedown_document hoedown_document;
/**********************
* EXPORTED FUNCTIONS *
**********************/
extern hoedown_document *
hoedown_document_new(
const hoedown_renderer *renderer,
unsigned int extensions,
size_t max_nesting);
extern void
hoedown_document_render(hoedown_document *doc, hoedown_buffer *ob, const uint8_t *document, size_t doc_size);
extern void
hoedown_document_render_inline(hoedown_document *doc, hoedown_buffer *ob, const uint8_t *document, size_t doc_size);
extern void
hoedown_document_free(hoedown_document *doc);
#ifdef __cplusplus
}
#endif
#endif /** HOEDOWN_DOCUMENT_H **/
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