| /* |
| * Copyright (C) 2004, 2005, 2008 Nikolas Zimmermann <zimmermann@kde.org> |
| * Copyright (C) 2004, 2005 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. |
| */ |
| |
| #include "config.h" |
| #include "core/svg/SVGTransformList.h" |
| |
| #include "core/svg/SVGSVGElement.h" |
| #include "core/svg/SVGTransform.h" |
| #include "core/svg/SVGTransformable.h" |
| #include "platform/transforms/AffineTransform.h" |
| #include "wtf/text/StringBuilder.h" |
| |
| namespace WebCore { |
| |
| SVGTransform SVGTransformList::createSVGTransformFromMatrix(const SVGMatrix& matrix) const |
| { |
| return SVGSVGElement::createSVGTransformFromMatrix(matrix); |
| } |
| |
| SVGTransform SVGTransformList::consolidate() |
| { |
| AffineTransform matrix; |
| if (!concatenate(matrix)) |
| return SVGTransform(); |
| |
| SVGTransform transform(matrix); |
| clear(); |
| append(transform); |
| return transform; |
| } |
| |
| bool SVGTransformList::concatenate(AffineTransform& result) const |
| { |
| unsigned size = this->size(); |
| if (!size) |
| return false; |
| |
| for (unsigned i = 0; i < size; ++i) |
| result *= at(i).matrix(); |
| |
| return true; |
| } |
| |
| String SVGTransformList::valueAsString() const |
| { |
| StringBuilder builder; |
| unsigned size = this->size(); |
| for (unsigned i = 0; i < size; ++i) { |
| if (i > 0) |
| builder.append(' '); |
| |
| builder.append(at(i).valueAsString()); |
| } |
| |
| return builder.toString(); |
| } |
| |
| void SVGTransformList::parse(const String& transform) |
| { |
| if (transform.isEmpty()) { |
| // FIXME: The parseTransformAttribute function secretly calls clear() |
| // based on a |mode| parameter. We should study whether we should |
| // remove the |mode| parameter and force callers to call clear() |
| // themselves. |
| clear(); |
| } else if (transform.is8Bit()) { |
| const LChar* ptr = transform.characters8(); |
| const LChar* end = ptr + transform.length(); |
| if (!SVGTransformable::parseTransformAttribute(*this, ptr, end)) |
| clear(); |
| } else { |
| const UChar* ptr = transform.characters16(); |
| const UChar* end = ptr + transform.length(); |
| if (!SVGTransformable::parseTransformAttribute(*this, ptr, end)) |
| clear(); |
| } |
| } |
| |
| } // namespace WebCore |