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author | Steve Block <steveblock@google.com> | 2011-05-06 11:45:16 +0100 |
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committer | Steve Block <steveblock@google.com> | 2011-05-12 13:44:10 +0100 |
commit | cad810f21b803229eb11403f9209855525a25d57 (patch) | |
tree | 29a6fd0279be608e0fe9ffe9841f722f0f4e4269 /Source/WebCore/svg/SVGPreserveAspectRatio.h | |
parent | 121b0cf4517156d0ac5111caf9830c51b69bae8f (diff) | |
download | external_webkit-cad810f21b803229eb11403f9209855525a25d57.zip external_webkit-cad810f21b803229eb11403f9209855525a25d57.tar.gz external_webkit-cad810f21b803229eb11403f9209855525a25d57.tar.bz2 |
Merge WebKit at r75315: Initial merge by git.
Change-Id: I570314b346ce101c935ed22a626b48c2af266b84
Diffstat (limited to 'Source/WebCore/svg/SVGPreserveAspectRatio.h')
-rw-r--r-- | Source/WebCore/svg/SVGPreserveAspectRatio.h | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/Source/WebCore/svg/SVGPreserveAspectRatio.h b/Source/WebCore/svg/SVGPreserveAspectRatio.h new file mode 100644 index 0000000..bf00ee4 --- /dev/null +++ b/Source/WebCore/svg/SVGPreserveAspectRatio.h @@ -0,0 +1,98 @@ +/* + * Copyright (C) 2004, 2005, 2008 Nikolas Zimmermann <zimmermann@kde.org> + * Copyright (C) 2004, 2005, 2006, 2007 Rob Buis <buis@kde.org> + * + * 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 SVGPreserveAspectRatio_h +#define SVGPreserveAspectRatio_h + +#if ENABLE(SVG) +#include "ExceptionCode.h" +#include "SVGPropertyTraits.h" + +namespace WebCore { + +class AffineTransform; +class FloatRect; + +class SVGPreserveAspectRatio { +public: + enum SVGPreserveAspectRatioType { + SVG_PRESERVEASPECTRATIO_UNKNOWN = 0, + SVG_PRESERVEASPECTRATIO_NONE = 1, + SVG_PRESERVEASPECTRATIO_XMINYMIN = 2, + SVG_PRESERVEASPECTRATIO_XMIDYMIN = 3, + SVG_PRESERVEASPECTRATIO_XMAXYMIN = 4, + SVG_PRESERVEASPECTRATIO_XMINYMID = 5, + SVG_PRESERVEASPECTRATIO_XMIDYMID = 6, + SVG_PRESERVEASPECTRATIO_XMAXYMID = 7, + SVG_PRESERVEASPECTRATIO_XMINYMAX = 8, + SVG_PRESERVEASPECTRATIO_XMIDYMAX = 9, + SVG_PRESERVEASPECTRATIO_XMAXYMAX = 10 + }; + + enum SVGMeetOrSliceType { + SVG_MEETORSLICE_UNKNOWN = 0, + SVG_MEETORSLICE_MEET = 1, + SVG_MEETORSLICE_SLICE = 2 + }; + + SVGPreserveAspectRatio(); + + void setAlign(unsigned short align, ExceptionCode&); + unsigned short align() const { return m_align; } + + void setMeetOrSlice(unsigned short, ExceptionCode&); + unsigned short meetOrSlice() const { return m_meetOrSlice; } + + void transformRect(FloatRect& destRect, FloatRect& srcRect); + + AffineTransform getCTM(double logicX, double logicY, + double logicWidth, double logicHeight, + double physWidth, double physHeight) const; + + template<class Consumer> + static bool parsePreserveAspectRatio(Consumer* consumer, const String& value, bool validate = true) + { + bool result = false; + const UChar* begin = value.characters(); + const UChar* end = begin + value.length(); + consumer->setPreserveAspectRatioBaseValue(parsePreserveAspectRatio(begin, end, validate, result)); + return result; + } + + // It's recommended to use the method above, only SVGViewSpec needs this parsing method + static SVGPreserveAspectRatio parsePreserveAspectRatio(const UChar*& currParam, const UChar* end, bool validate, bool& result); + + String valueAsString() const; + +private: + SVGPreserveAspectRatioType m_align; + SVGMeetOrSliceType m_meetOrSlice; +}; + +template<> +struct SVGPropertyTraits<SVGPreserveAspectRatio> { + static SVGPreserveAspectRatio initialValue() { return SVGPreserveAspectRatio(); } + static String toString(const SVGPreserveAspectRatio& type) { return type.valueAsString(); } +}; + +} // namespace WebCore + +#endif // ENABLE(SVG) +#endif // SVGPreserveAspectRatio_h |