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Diffstat (limited to 'Source/WebCore/rendering/style/BorderValue.h')
-rw-r--r-- | Source/WebCore/rendering/style/BorderValue.h | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/Source/WebCore/rendering/style/BorderValue.h b/Source/WebCore/rendering/style/BorderValue.h new file mode 100644 index 0000000..3e6fd5d --- /dev/null +++ b/Source/WebCore/rendering/style/BorderValue.h @@ -0,0 +1,79 @@ +/* + * Copyright (C) 2000 Lars Knoll (knoll@kde.org) + * (C) 2000 Antti Koivisto (koivisto@kde.org) + * (C) 2000 Dirk Mueller (mueller@kde.org) + * Copyright (C) 2003, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved. + * Copyright (C) 2006 Graham Dennis (graham.dennis@gmail.com) + * + * 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 BorderValue_h +#define BorderValue_h + +#include "Color.h" +#include "RenderStyleConstants.h" + +namespace WebCore { + +class BorderValue { +friend class RenderStyle; +public: + BorderValue() + : m_width(3) + , m_style(BNONE) + { + } + + bool nonZero(bool checkStyle = true) const + { + return width() && (!checkStyle || m_style != BNONE); + } + + bool isTransparent() const + { + return m_color.isValid() && !m_color.alpha(); + } + + bool isVisible(bool checkStyle = true) const + { + return nonZero(checkStyle) && !isTransparent() && (!checkStyle || m_style != BHIDDEN); + } + + bool operator==(const BorderValue& o) const + { + return m_width == o.m_width && m_style == o.m_style && m_color == o.m_color; + } + + bool operator!=(const BorderValue& o) const + { + return !(*this == o); + } + + const Color& color() const { return m_color; } + unsigned short width() const { return m_width; } + EBorderStyle style() const { return static_cast<EBorderStyle>(m_style); } + +protected: + Color m_color; + unsigned m_width : 12; + unsigned m_style : 4; // EBorderStyle +}; + +} // namespace WebCore + +#endif // BorderValue_h |