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/*
* 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 "bytecode/bytecode.h"
#include "bytecode/opcodes.h"
#include "select/propset.h"
#include "select/propget.h"
#include "utils/utils.h"
#include "select/properties/properties.h"
#include "select/properties/helpers.h"
css_error css__cascade_text_align(uint32_t opv, css_style *style,
css_select_state *state)
{
uint16_t value = CSS_TEXT_ALIGN_INHERIT;
UNUSED(style);
if (isInherit(opv) == false) {
switch (getValue(opv)) {
case TEXT_ALIGN_LEFT:
value = CSS_TEXT_ALIGN_LEFT;
break;
case TEXT_ALIGN_RIGHT:
value = CSS_TEXT_ALIGN_RIGHT;
break;
case TEXT_ALIGN_CENTER:
value = CSS_TEXT_ALIGN_CENTER;
break;
case TEXT_ALIGN_JUSTIFY:
value = CSS_TEXT_ALIGN_JUSTIFY;
break;
case TEXT_ALIGN_LIBCSS_LEFT:
value = CSS_TEXT_ALIGN_LIBCSS_LEFT;
break;
case TEXT_ALIGN_LIBCSS_CENTER:
value = CSS_TEXT_ALIGN_LIBCSS_CENTER;
break;
case TEXT_ALIGN_LIBCSS_RIGHT:
value = CSS_TEXT_ALIGN_LIBCSS_RIGHT;
break;
}
}
if (css__outranks_existing(getOpcode(opv), isImportant(opv), state,
isInherit(opv))) {
return set_text_align(state->computed, value);
}
return CSS_OK;
}
css_error css__set_text_align_from_hint(const css_hint *hint,
css_computed_style *style)
{
return set_text_align(style, hint->status);
}
css_error css__initial_text_align(css_select_state *state)
{
return set_text_align(state->computed, CSS_TEXT_ALIGN_DEFAULT);
}
css_error css__compose_text_align(const css_computed_style *parent,
const css_computed_style *child,
css_computed_style *result)
{
uint8_t type = get_text_align(child);
if (type == CSS_TEXT_ALIGN_INHERIT) {
type = get_text_align(parent);
} else if (type == CSS_TEXT_ALIGN_INHERIT_IF_NON_MAGIC) {
/* This is purely for the benefit of HTML tables */
type = get_text_align(parent);
/* If the parent's text-align is a magical one,
* then reset to the default value. Otherwise,
* inherit as normal. */
if (type == CSS_TEXT_ALIGN_LIBCSS_LEFT ||
type == CSS_TEXT_ALIGN_LIBCSS_CENTER ||
type == CSS_TEXT_ALIGN_LIBCSS_RIGHT)
type = CSS_TEXT_ALIGN_DEFAULT;
}
return set_text_align(result, type);
}
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