blob: ebc9d10cc48e10a776ef112c136a5c6b47171bb2 [file] [log] [blame]
/*
* Copyright (C) 1999 Lars Knoll (knoll@kde.org)
* (C) 1999 Antti Koivisto (koivisto@kde.org)
* Copyright (C) 2003-2018 Apple Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
*/
#pragma once
#include "CharacterData.h"
#include "RenderPtr.h"
namespace WebCore {
class RenderText;
class Text : public CharacterData {
WTF_MAKE_ISO_ALLOCATED(Text);
public:
static const unsigned defaultLengthLimit = 1 << 16;
static Ref<Text> create(Document&, const String&);
static Ref<Text> createWithLengthLimit(Document&, const String&, unsigned positionInString, unsigned lengthLimit = defaultLengthLimit);
static Ref<Text> createEditingText(Document&, const String&);
virtual ~Text();
WEBCORE_EXPORT ExceptionOr<Ref<Text>> splitText(unsigned offset);
// DOM Level 3: http://www.w3.org/TR/DOM-Level-3-Core/core.html#ID-1312295772
WEBCORE_EXPORT String wholeText() const;
WEBCORE_EXPORT RefPtr<Text> replaceWholeText(const String&);
RenderPtr<RenderText> createTextRenderer(const RenderStyle&);
bool canContainRangeEndPoint() const final { return true; }
RenderText* renderer() const;
void updateRendererAfterContentChange(unsigned offsetOfReplacedData, unsigned lengthOfReplacedData);
String description() const final;
String debugDescription() const final;
protected:
Text(Document& document, const String& data, ConstructionType type)
: CharacterData(document, data, type)
{
}
private:
String nodeName() const override;
NodeType nodeType() const override;
Ref<Node> cloneNodeInternal(Document&, CloningOperation) override;
bool childTypeAllowed(NodeType) const override;
void setDataAndUpdate(const String&, unsigned offsetOfReplacedData, unsigned oldLength, unsigned newLength, UpdateLiveRanges) final;
virtual Ref<Text> virtualCreate(const String&);
};
} // namespace WebCore
SPECIALIZE_TYPE_TRAITS_BEGIN(WebCore::Text)
static bool isType(const WebCore::Node& node) { return node.isTextNode(); }
SPECIALIZE_TYPE_TRAITS_END()