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Diffstat (limited to 'WebCore/svg/SVGTransformList.cpp')
-rw-r--r-- | WebCore/svg/SVGTransformList.cpp | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/WebCore/svg/SVGTransformList.cpp b/WebCore/svg/SVGTransformList.cpp new file mode 100644 index 0000000..9b75848 --- /dev/null +++ b/WebCore/svg/SVGTransformList.cpp @@ -0,0 +1,85 @@ +/* + Copyright (C) 2004, 2005, 2008 Nikolas Zimmermann <zimmermann@kde.org> + 2004, 2005 Rob Buis <buis@kde.org> + + This file is part of the KDE project + + 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. +*/ + +#include "config.h" + +#if ENABLE(SVG) +#include "AffineTransform.h" +#include "SVGTransform.h" +#include "SVGSVGElement.h" +#include "SVGTransformDistance.h" +#include "SVGTransformList.h" + +using namespace WebCore; + +SVGTransformList::SVGTransformList(const QualifiedName& attributeName) + : SVGPODList<SVGTransform>(attributeName) +{ +} + +SVGTransformList::~SVGTransformList() +{ +} + +SVGTransform SVGTransformList::createSVGTransformFromMatrix(const AffineTransform& matrix) const +{ + return SVGSVGElement::createSVGTransformFromMatrix(matrix); +} + +SVGTransform SVGTransformList::consolidate() +{ + ExceptionCode ec = 0; + return initialize(concatenate(), ec); +} + +SVGTransform SVGTransformList::concatenate() const +{ + unsigned int length = numberOfItems(); + if (!length) + return SVGTransform(); + + AffineTransform matrix; + ExceptionCode ec = 0; + for (unsigned int i = 0; i < length; i++) + matrix = getItem(i, ec).matrix() * matrix; + + return SVGTransform(matrix); +} + +SVGTransform SVGTransformList::concatenateForType(SVGTransform::SVGTransformType type) const +{ + unsigned int length = numberOfItems(); + if (!length) + return SVGTransform(); + + ExceptionCode ec = 0; + SVGTransformDistance totalTransform; + for (unsigned int i = 0; i < length; i++) { + const SVGTransform& transform = getItem(i, ec); + if (transform.type() == type) + totalTransform.addSVGTransform(transform); + } + + return totalTransform.addToSVGTransform(SVGTransform()); +} + +#endif // ENABLE(SVG) |