2 * Copyright (C) 2011 Apple Inc. All rights reserved.
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Library General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Library General Public License for more details.
14 * You should have received a copy of the GNU Library General Public License
15 * along with this library; see the file COPYING.LIB. If not, write to
16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
17 * Boston, MA 02110-1301, USA.
21 #ifndef RenderCombineText_h
22 #define RenderCombineText_h
24 #include "core/platform/graphics/Font.h"
25 #include "core/rendering/RenderText.h"
29 class RenderCombineText FINAL : public RenderText {
31 RenderCombineText(Node*, PassRefPtr<StringImpl>);
34 void adjustTextOrigin(FloatPoint& textOrigin, const FloatRect& boxRect) const;
35 void getStringToRender(int, StringView&, int& length) const;
36 bool isCombined() const { return m_isCombined; }
37 float combinedTextWidth(const Font& font) const { return font.size(); }
38 const Font& originalFont() const { return parent()->style()->font(); }
41 virtual bool isCombineText() const { return true; }
42 virtual float width(unsigned from, unsigned length, const Font&, float xPosition, HashSet<const SimpleFontData*>* fallbackFonts = 0, GlyphOverflow* = 0) const;
43 virtual const char* renderName() const { return "RenderCombineText"; }
44 virtual void styleDidChange(StyleDifference, const RenderStyle* oldStyle);
45 virtual void setTextInternal(PassRefPtr<StringImpl>);
47 float m_combinedTextWidth;
48 bool m_isCombined : 1;
49 bool m_needsFontUpdate : 1;
52 DEFINE_RENDER_OBJECT_TYPE_CASTS(RenderCombineText, isCombineText());
54 } // namespace WebCore
56 #endif // RenderCombineText_h