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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 cascade_counter_reset(uint32_t opv, css_style *style,
css_select_state *state)
{
return cascade_counter_increment_reset(opv, style, state,
set_counter_reset);
}
css_error set_counter_reset_from_hint(const css_hint *hint,
css_computed_style *style)
{
css_computed_counter *item;
css_error error;
error = set_counter_reset(style, hint->status, hint->data.counter);
if (hint->status == CSS_COUNTER_RESET_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)
style->alloc(hint->data.counter, 0, style->pw);
return error;
}
css_error initial_counter_reset(css_select_state *state)
{
return set_counter_reset(state->computed, CSS_COUNTER_RESET_NONE, NULL);
}
css_error compose_counter_reset(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_reset(child, &items);
if ((child->uncommon == NULL && parent->uncommon != NULL) ||
type == CSS_COUNTER_RESET_INHERIT ||
(child->uncommon != NULL && result != child)) {
size_t n_items = 0;
css_computed_counter *copy = NULL;
if ((child->uncommon == NULL && parent->uncommon != NULL) ||
type == CSS_COUNTER_RESET_INHERIT) {
type = get_counter_reset(parent, &items);
}
if (type == CSS_COUNTER_RESET_NAMED && items != NULL) {
const css_computed_counter *i;
for (i = items; i->name != NULL; i++)
n_items++;
copy = result->alloc(NULL, (n_items + 1) *
sizeof(css_computed_counter),
result->pw);
if (copy == NULL)
return CSS_NOMEM;
memcpy(copy, items, (n_items + 1) *
sizeof(css_computed_counter));
}
error = set_counter_reset(result, type, copy);
if (error != CSS_OK && copy != NULL)
result->alloc(copy, 0, result->pw);
return error;
}
return CSS_OK;
}
uint32_t destroy_counter_reset(void *bytecode)
{
uint32_t consumed = sizeof(uint32_t);
uint32_t value = getValue(*((uint32_t*)bytecode));
bytecode = ((uint8_t*)bytecode) + sizeof(uint32_t);
if (value == COUNTER_INCREMENT_NAMED) {
while (value != COUNTER_INCREMENT_NONE) {
lwc_string *str = *((lwc_string **)bytecode);
consumed += sizeof(lwc_string*) + sizeof(css_fixed);
bytecode = ((uint8_t*)bytecode) + sizeof(lwc_string*) + sizeof(css_fixed);
lwc_string_unref(str);
consumed += sizeof(uint32_t);
value = *((uint32_t*)bytecode);
bytecode = ((uint8_t*)bytecode) + sizeof(uint32_t);
}
}
return consumed;
}
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