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// Copyright 2017 Google Inc. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "cobalt/accessibility/text_alternative.h"
#include "cobalt/accessibility/internal/text_alternative_helper.h"
#include "cobalt/dom/document.h"
#include "cobalt/dom/element.h"
#include "cobalt/dom/text.h"
namespace cobalt {
namespace accessibility {
std::string ComputeTextAlternative(const scoped_refptr<dom::Node>& node) {
// Update the computed styles first to ensure that any CSS that would modify
// the text contents has been applied (such as :before and :after).
if (node->node_document()) {
node->node_document()->UpdateComputedStyles();
}
internal::TextAlternativeHelper helper;
helper.AppendTextAlternative(node);
return helper.GetTextAlternative();
}
} // namespace accessibility
} // namespace cobalt