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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/SVGMatrix.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/SVGMatrix.h')
-rw-r--r-- | Source/WebCore/svg/SVGMatrix.h | 131 |
1 files changed, 131 insertions, 0 deletions
diff --git a/Source/WebCore/svg/SVGMatrix.h b/Source/WebCore/svg/SVGMatrix.h new file mode 100644 index 0000000..807b703 --- /dev/null +++ b/Source/WebCore/svg/SVGMatrix.h @@ -0,0 +1,131 @@ +/* + * Copyright (C) Research In Motion Limited 2010. 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 SVGMatrix_h +#define SVGMatrix_h + +#if ENABLE(SVG) +#include "AffineTransform.h" +#include "SVGException.h" + +namespace WebCore { + +// Only used in the bindings. +class SVGMatrix : public AffineTransform { +public: + SVGMatrix() { } + SVGMatrix(const AffineTransform& other) + : AffineTransform(other) + { + } + + SVGMatrix(double a, double b, double c, double d, double e, double f) + : AffineTransform(a, b, c, d, e, f) + { + } + + SVGMatrix translate(double tx, double ty) + { + AffineTransform copy = *this; + copy.translate(tx, ty); + return static_cast<SVGMatrix>(copy); + } + + SVGMatrix scale(double s) + { + AffineTransform copy = *this; + copy.scale(s, s); + return static_cast<SVGMatrix>(copy); + } + + SVGMatrix scaleNonUniform(double sx, double sy) + { + AffineTransform copy = *this; + copy.scale(sx, sy); + return static_cast<SVGMatrix>(copy); + } + + SVGMatrix rotate(double d) + { + AffineTransform copy = *this; + copy.rotate(d); + return static_cast<SVGMatrix>(copy); + } + + SVGMatrix flipX() + { + AffineTransform copy = *this; + copy.flipX(); + return static_cast<SVGMatrix>(copy); + } + + SVGMatrix flipY() + { + AffineTransform copy = *this; + copy.flipY(); + return static_cast<SVGMatrix>(copy); + } + + SVGMatrix skewX(double angle) + { + AffineTransform copy = *this; + copy.skewX(angle); + return static_cast<SVGMatrix>(copy); + } + + SVGMatrix skewY(double angle) + { + AffineTransform copy = *this; + copy.skewY(angle); + return static_cast<SVGMatrix>(copy); + } + + // SVGMatrix::multiply needs to call SVGMatrix::multLeft. + SVGMatrix multiply(const SVGMatrix& other) + { + AffineTransform copy = *this; + copy.multLeft(static_cast<const AffineTransform&>(other)); + return static_cast<SVGMatrix>(copy); + } + + SVGMatrix inverse(ExceptionCode& ec) const + { + AffineTransform transform = AffineTransform::inverse(); + if (!isInvertible()) + ec = SVGException::SVG_MATRIX_NOT_INVERTABLE; + + return transform; + } + + SVGMatrix rotateFromVector(double x, double y, ExceptionCode& ec) + { + if (!x || !y) + ec = SVGException::SVG_INVALID_VALUE_ERR; + + AffineTransform copy = *this; + copy.rotateFromVector(x, y); + return static_cast<SVGMatrix>(copy); + } + +}; + +} // namespace WebCore + +#endif // ENABLE(SVG) +#endif |