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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_counter_increment(uint32_t opv, css_style *style,
css_select_state *state)
{
return css__cascade_counter_increment_reset(opv, style, state,
set_counter_increment);
}
css_error css__set_counter_increment_from_hint(const css_hint *hint,
css_computed_style *style)
{
css_computed_counter *item;
css_error error;
error = set_counter_increment(style, hint->status, hint->data.counter);
if (hint->status == CSS_COUNTER_INCREMENT_NAMED &&
hint->data.counter != NULL) {
for (item = hint->data.counter; item->name != NULL; item++) {
lwc_string_unref(item->name);
}
}
if (error != CSS_OK && hint->data.counter != NULL)
free(hint->data.counter);
return error;
}
css_error css__initial_counter_increment(css_select_state *state)
{
return set_counter_increment(state->computed,
CSS_COUNTER_INCREMENT_NONE, NULL);
}
css_error css__compose_counter_increment(const css_computed_style *parent,
const css_computed_style *child,
css_computed_style *result)
{
css_error error;
const css_computed_counter *items = NULL;
uint8_t type = get_counter_increment(child, &items);
if ((child->i.uncommon == NULL && parent->i.uncommon != NULL) ||
type == CSS_COUNTER_INCREMENT_INHERIT ||
(child->i.uncommon != NULL && result != child)) {
size_t n_items = 0;
css_computed_counter *copy = NULL;
if ((child->i.uncommon == NULL && parent->i.uncommon != NULL) ||
type == CSS_COUNTER_INCREMENT_INHERIT) {
type = get_counter_increment(parent, &items);
}
if (type == CSS_COUNTER_INCREMENT_NAMED && items != NULL) {
const css_computed_counter *i;
for (i = items; i->name != NULL; i++)
n_items++;
copy = malloc((n_items + 1) *
sizeof(css_computed_counter));
if (copy == NULL)
return CSS_NOMEM;
memcpy(copy, items, (n_items + 1) *
sizeof(css_computed_counter));
}
error = set_counter_increment(result, type, copy);
if (error != CSS_OK && copy != NULL)
free(copy);
return error;
}
return CSS_OK;
}
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