1 files changed, 66 insertions, 0 deletions
diff --git a/Source/WebCore/rendering/RenderCombineText.h b/Source/WebCore/rendering/RenderCombineText.h
new file mode 100644
index 0000000..582cbd6
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+++ b/Source/WebCore/rendering/RenderCombineText.h
@@ -0,0 +1,66 @@
+/*
+ * Copyright (C) 2011 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.
+ *
+ */
+
+#ifndef RenderCombineText_h
+#define RenderCombineText_h
+
+#include "RenderText.h"
+
+namespace WebCore {
+
+class RenderCombineText : public RenderText {
+public:
+    RenderCombineText(Node*, PassRefPtr<StringImpl>);
+
+    void combineText();
+    void adjustTextOrigin(IntPoint& textOrigin, const IntRect& boxRect) const;
+    void charactersToRender(int start, const UChar*& characters, int& length) const;
+    bool isCombined() const { return m_isCombined; }
+    int combinedTextWidth(const Font& font) const { return font.size(); }
+
+private:
+    virtual unsigned width(unsigned from, unsigned length, const Font&, int xPosition, HashSet<const SimpleFontData*>* fallbackFonts = 0, GlyphOverflow* = 0) const;
+    virtual const char* renderName() const { return "RenderCombineText"; }
+    virtual void styleDidChange(StyleDifference, const RenderStyle* oldStyle);
+    virtual void setTextInternal(PassRefPtr<StringImpl>);
+
+    float m_combinedTextWidth;
+    bool m_isCombined : 1;
+    bool m_needsFontUpdate : 1;
+};
+
+inline RenderCombineText* toRenderCombineText(RenderObject* object)
+{ 
+    ASSERT(!object || object->isText());
+    return static_cast<RenderCombineText*>(object);
+}
+
+inline const RenderCombineText* toRenderCombineText(const RenderObject* object)
+{ 
+    ASSERT(!object || object->isText());
+    return static_cast<const RenderCombineText*>(object);
+}
+
+// This will catch anyone doing an unnecessary cast.
+void toRenderCombineText(const RenderCombineText*);
+
+} // namespace WebCore
+
+#endif // RenderCombineText_h