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author | The Android Open Source Project <initial-contribution@android.com> | 2009-03-03 19:30:52 -0800 |
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committer | The Android Open Source Project <initial-contribution@android.com> | 2009-03-03 19:30:52 -0800 |
commit | 8e35f3cfc7fba1d1c829dc557ebad6409cbe16a2 (patch) | |
tree | 11425ea0b299d6fb89c6d3618a22d97d5bf68d0f /WebCore/rendering/RenderTextFragment.h | |
parent | 648161bb0edfc3d43db63caed5cc5213bc6cb78f (diff) | |
download | external_webkit-8e35f3cfc7fba1d1c829dc557ebad6409cbe16a2.zip external_webkit-8e35f3cfc7fba1d1c829dc557ebad6409cbe16a2.tar.gz external_webkit-8e35f3cfc7fba1d1c829dc557ebad6409cbe16a2.tar.bz2 |
auto import from //depot/cupcake/@135843
Diffstat (limited to 'WebCore/rendering/RenderTextFragment.h')
-rw-r--r-- | WebCore/rendering/RenderTextFragment.h | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/WebCore/rendering/RenderTextFragment.h b/WebCore/rendering/RenderTextFragment.h new file mode 100644 index 0000000..1fa509a --- /dev/null +++ b/WebCore/rendering/RenderTextFragment.h @@ -0,0 +1,64 @@ +/* + * (C) 1999 Lars Knoll (knoll@kde.org) + * (C) 2000 Dirk Mueller (mueller@kde.org) + * Copyright (C) 2004, 2005, 2006, 2007 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 RenderTextFragment_h +#define RenderTextFragment_h + +#include "RenderText.h" + +namespace WebCore { + +// Used to represent a text substring of an element, e.g., for text runs that are split because of +// first letter and that must therefore have different styles (and positions in the render tree). +// We cache offsets so that text transformations can be applied in such a way that we can recover +// the original unaltered string from our corresponding DOM node. +class RenderTextFragment : public RenderText { +public: + RenderTextFragment(Node*, StringImpl*, int startOffset, int length); + RenderTextFragment(Node*, StringImpl*); + + virtual bool isTextFragment() const { return true; } + + virtual void destroy(); + + unsigned start() const { return m_start; } + unsigned end() const { return m_end; } + + RenderObject* firstLetter() const { return m_firstLetter; } + void setFirstLetter(RenderObject* firstLetter) { m_firstLetter = firstLetter; } + + StringImpl* contentString() const { return m_contentString.get(); } + virtual PassRefPtr<StringImpl> originalText() const; + +private: + virtual void setTextInternal(PassRefPtr<StringImpl>); + virtual UChar previousCharacter(); + + unsigned m_start; + unsigned m_end; + RefPtr<StringImpl> m_contentString; + RenderObject* m_firstLetter; +}; + +} // namespace WebCore + +#endif // RenderTextFragment_h |