diff options
Diffstat (limited to 'src/parse/properties/text.c')
-rw-r--r-- | src/parse/properties/text.c | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/src/parse/properties/text.c b/src/parse/properties/text.c index 61ce60b..d3c81b5 100644 --- a/src/parse/properties/text.c +++ b/src/parse/properties/text.c @@ -850,3 +850,81 @@ css_error parse_word_spacing(css_language *c, return CSS_OK; } +/** + * Parse -libcss-align + * + * \param c Parsing context + * \param vector Vector of tokens to process + * \param ctx Pointer to vector iteration context + * \param result Pointer to location to receive resulting style + * \return CSS_OK on success, + * CSS_NOMEM on memory exhaustion, + * CSS_INVALID if the input is not valid + * + * Post condition: \a *ctx is updated with the next token to process + * If the input is invalid, then \a *ctx remains unchanged. + */ +css_error parse_libcss_align(css_language *c, + const parserutils_vector *vector, int *ctx, + css_style **result) +{ + int orig_ctx = *ctx; + css_error error; + const css_token *ident; + uint8_t flags = 0; + uint16_t value = 0; + uint32_t opv; + bool match; + + /* IDENT (left, right, center, justify, inherit) */ + ident = parserutils_vector_iterate(vector, ctx); + if (ident == NULL || ident->type != CSS_TOKEN_IDENT) { + *ctx = orig_ctx; + return CSS_INVALID; + } + + if ((lwc_context_string_caseless_isequal( + c->sheet->dictionary, + ident->idata, c->strings[INHERIT], + &match) == lwc_error_ok && match)) { + flags |= FLAG_INHERIT; + } else if ((lwc_context_string_caseless_isequal( + c->sheet->dictionary, + ident->idata, c->strings[LEFT], + &match) == lwc_error_ok && match)) { + value = LIBCSS_ALIGN_LEFT; + } else if ((lwc_context_string_caseless_isequal( + c->sheet->dictionary, + ident->idata, c->strings[RIGHT], + &match) == lwc_error_ok && match)) { + value = LIBCSS_ALIGN_RIGHT; + } else if ((lwc_context_string_caseless_isequal( + c->sheet->dictionary, + ident->idata, c->strings[CENTER], + &match) == lwc_error_ok && match)) { + value = LIBCSS_ALIGN_CENTER; + } else if ((lwc_context_string_caseless_isequal( + c->sheet->dictionary, + ident->idata, c->strings[JUSTIFY], + &match) == lwc_error_ok && match)) { + value = LIBCSS_ALIGN_JUSTIFY; + } else { + *ctx = orig_ctx; + return CSS_INVALID; + } + + opv = buildOPV(CSS_PROP_LIBCSS_ALIGN, flags, value); + + /* Allocate result */ + error = css_stylesheet_style_create(c->sheet, sizeof(opv), result); + if (error != CSS_OK) { + *ctx = orig_ctx; + return error; + } + + /* Copy the bytecode to it */ + memcpy((*result)->bytecode, &opv, sizeof(opv)); + + return CSS_OK; +} + |