diff options
Diffstat (limited to 'src/parse/properties/speech_rate.c')
-rw-r--r-- | src/parse/properties/speech_rate.c | 136 |
1 files changed, 0 insertions, 136 deletions
diff --git a/src/parse/properties/speech_rate.c b/src/parse/properties/speech_rate.c deleted file mode 100644 index 616c182..0000000 --- a/src/parse/properties/speech_rate.c +++ /dev/null @@ -1,136 +0,0 @@ -/* - * This file is part of LibCSS. - * Licensed under the MIT License, - * http://www.opensource.org/licenses/mit-license.php - * Copyright 2009 John-Mark Bell <jmb@netsurf-browser.org> - */ - -#include <assert.h> -#include <string.h> - -#include "bytecode/bytecode.h" -#include "bytecode/opcodes.h" -#include "parse/properties/properties.h" -#include "parse/properties/utils.h" - -/** - * Parse speech-rate - * - * \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_speech_rate(css_language *c, - const parserutils_vector *vector, int *ctx, - css_style **result) -{ - int orig_ctx = *ctx; - css_error error; - const css_token *token; - uint8_t flags = 0; - uint16_t value = 0; - uint32_t opv; - css_fixed num = 0; - uint32_t required_size; - bool match; - - /* number | IDENT (x-slow, slow, medium, fast, x-fast, faster, slower, - * inherit) - */ - token = parserutils_vector_iterate(vector, ctx); - if (token == NULL || (token->type != CSS_TOKEN_IDENT && - token->type != CSS_TOKEN_NUMBER)) { - *ctx = orig_ctx; - return CSS_INVALID; - } - - if (token->type == CSS_TOKEN_IDENT && - (lwc_string_caseless_isequal( - token->idata, c->strings[INHERIT], - &match) == lwc_error_ok && match)) { - flags |= FLAG_INHERIT; - } else if (token->type == CSS_TOKEN_IDENT && - (lwc_string_caseless_isequal( - token->idata, c->strings[X_SLOW], - &match) == lwc_error_ok && match)) { - value = SPEECH_RATE_X_SLOW; - } else if (token->type == CSS_TOKEN_IDENT && - (lwc_string_caseless_isequal( - token->idata, c->strings[SLOW], - &match) == lwc_error_ok && match)) { - value = SPEECH_RATE_SLOW; - } else if (token->type == CSS_TOKEN_IDENT && - (lwc_string_caseless_isequal( - token->idata, c->strings[MEDIUM], - &match) == lwc_error_ok && match)) { - value = SPEECH_RATE_MEDIUM; - } else if (token->type == CSS_TOKEN_IDENT && - (lwc_string_caseless_isequal( - token->idata, c->strings[FAST], - &match) == lwc_error_ok && match)) { - value = SPEECH_RATE_FAST; - } else if (token->type == CSS_TOKEN_IDENT && - (lwc_string_caseless_isequal( - token->idata, c->strings[X_FAST], - &match) == lwc_error_ok && match)) { - value = SPEECH_RATE_X_FAST; - } else if (token->type == CSS_TOKEN_IDENT && - (lwc_string_caseless_isequal( - token->idata, c->strings[FASTER], - &match) == lwc_error_ok && match)) { - value = SPEECH_RATE_FASTER; - } else if (token->type == CSS_TOKEN_IDENT && - (lwc_string_caseless_isequal( - token->idata, c->strings[SLOWER], - &match) == lwc_error_ok && match)) { - value = SPEECH_RATE_SLOWER; - } else if (token->type == CSS_TOKEN_NUMBER) { - size_t consumed = 0; - num = number_from_lwc_string(token->idata, false, &consumed); - /* Invalid if there are trailing characters */ - if (consumed != lwc_string_length(token->idata)) { - *ctx = orig_ctx; - return CSS_INVALID; - } - - /* Make negative values invalid */ - if (num < 0) { - *ctx = orig_ctx; - return CSS_INVALID; - } - - value = SPEECH_RATE_SET; - } else { - *ctx = orig_ctx; - return CSS_INVALID; - } - - opv = buildOPV(CSS_PROP_SPEECH_RATE, flags, value); - - required_size = sizeof(opv); - if ((flags & FLAG_INHERIT) == false && value == SPEECH_RATE_SET) - required_size += sizeof(num); - - /* Allocate result */ - error = css_stylesheet_style_create(c->sheet, required_size, result); - if (error != CSS_OK) { - *ctx = orig_ctx; - return error; - } - - /* Copy the bytecode to it */ - memcpy((*result)->bytecode, &opv, sizeof(opv)); - if ((flags & FLAG_INHERIT) == false && value == SPEECH_RATE_SET) { - memcpy(((uint8_t *) (*result)->bytecode) + sizeof(opv), - &num, sizeof(num)); - } - - return CSS_OK; -} |