From f3cf0f579347a16120df8fc1c1ec3cd1f4e6d44e Mon Sep 17 00:00:00 2001
From: Vincent Sanders <vince@netsurf-browser.org>
Date: Sun, 2 Jan 2011 23:20:31 +0000
Subject: simple properties split in parse similar to select in preparation for
 future generation

svn path=/trunk/libcss/; revision=11188
---
 src/parse/properties/text_align.c | 100 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 100 insertions(+)
 create mode 100644 src/parse/properties/text_align.c

(limited to 'src/parse/properties/text_align.c')

diff --git a/src/parse/properties/text_align.c b/src/parse/properties/text_align.c
new file mode 100644
index 0000000..0df4eab
--- /dev/null
+++ b/src/parse/properties/text_align.c
@@ -0,0 +1,100 @@
+/*
+ * 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 text-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_text_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, -libcss-left, -libcss-center, 
+	 *        -libcss-right, inherit) */
+	ident = parserutils_vector_iterate(vector, ctx);
+	if (ident == NULL || ident->type != CSS_TOKEN_IDENT) {
+		*ctx = orig_ctx;
+		return CSS_INVALID;
+	}
+
+	if ((lwc_string_caseless_isequal(
+			ident->idata, c->strings[INHERIT],
+			&match) == lwc_error_ok && match)) {
+		flags |= FLAG_INHERIT;
+	} else if ((lwc_string_caseless_isequal(
+			ident->idata, c->strings[LEFT],
+			&match) == lwc_error_ok && match)) {
+		value = TEXT_ALIGN_LEFT;
+	} else if ((lwc_string_caseless_isequal(
+			ident->idata, c->strings[RIGHT],
+			&match) == lwc_error_ok && match)) {
+		value = TEXT_ALIGN_RIGHT;
+	} else if ((lwc_string_caseless_isequal(
+			ident->idata, c->strings[CENTER],
+			&match) == lwc_error_ok && match)) {
+		value = TEXT_ALIGN_CENTER;
+	} else if ((lwc_string_caseless_isequal(
+			ident->idata, c->strings[JUSTIFY],
+			&match) == lwc_error_ok && match)) {
+		value = TEXT_ALIGN_JUSTIFY;
+	} else if ((lwc_string_caseless_isequal(
+			ident->idata, c->strings[LIBCSS_LEFT],
+			&match) == lwc_error_ok && match)) {
+		value = TEXT_ALIGN_LIBCSS_LEFT;
+	} else if ((lwc_string_caseless_isequal(
+			ident->idata, c->strings[LIBCSS_CENTER],
+			&match) == lwc_error_ok && match)) {
+		value = TEXT_ALIGN_LIBCSS_CENTER;
+	} else if ((lwc_string_caseless_isequal(
+			ident->idata, c->strings[LIBCSS_RIGHT],
+			&match) == lwc_error_ok && match)) {
+		value = TEXT_ALIGN_LIBCSS_RIGHT;
+	} else {
+		*ctx = orig_ctx;
+		return CSS_INVALID;
+	}
+
+	opv = buildOPV(CSS_PROP_TEXT_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;
+}
-- 
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