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// Copyright 2016 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// https://discourse.wicg.io/t/proposal-staticrange-to-be-used-instead-of-range-for-new-apis/1472
#ifndef StaticRange_h
#define StaticRange_h
#include "bindings/core/v8/ScriptWrappable.h"
#include "core/CoreExport.h"
#include "platform/heap/Handle.h"
namespace blink {
class Document;
class ExceptionState;
class Range;
class CORE_EXPORT StaticRange final : public GarbageCollected<StaticRange>,
public ScriptWrappable {
DEFINE_WRAPPERTYPEINFO();
public:
static StaticRange* create(Document& document) {
return new StaticRange(document);
}
static StaticRange* create(Document& document,
Node* startContainer,
int startOffset,
Node* endContainer,
int endOffset) {
return new StaticRange(document, startContainer, startOffset, endContainer,
endOffset);
}
Node* startContainer() const { return m_startContainer.get(); }
void setStartContainer(Node* startContainer) {
m_startContainer = startContainer;
}
int startOffset() const { return m_startOffset; }
void setStartOffset(int startOffset) { m_startOffset = startOffset; }
Node* endContainer() const { return m_endContainer.get(); }
void setEndContainer(Node* endContainer) { m_endContainer = endContainer; }
int endOffset() const { return m_endOffset; }
void setEndOffset(int endOffset) { m_endOffset = endOffset; }
bool collapsed() const {
return m_startContainer == m_endContainer && m_startOffset == m_endOffset;
}
void setStart(Node* container, int offset);
void setEnd(Node* container, int offset);
Range* toRange(ExceptionState&) const;
DECLARE_TRACE();
private:
explicit StaticRange(Document&);
StaticRange(Document&,
Node* startContainer,
int startOffset,
Node* endContainer,
int endOffset);
Member<Document> m_ownerDocument; // Required by |toRange()|.
Member<Node> m_startContainer;
int m_startOffset;
Member<Node> m_endContainer;
int m_endOffset;
};
using StaticRangeVector = HeapVector<Member<StaticRange>>;
} // namespace blink
#endif // StaticRange_h
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