1/* 2 * Copyright (C) 2004, 2005, 2008 Nikolas Zimmermann <zimmermann@kde.org> 3 * Copyright (C) 2004, 2005 Rob Buis <buis@kde.org> 4 * 5 * This library is free software; you can redistribute it and/or 6 * modify it under the terms of the GNU Library General Public 7 * License as published by the Free Software Foundation; either 8 * version 2 of the License, or (at your option) any later version. 9 * 10 * This library is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 * Library General Public License for more details. 14 * 15 * You should have received a copy of the GNU Library General Public License 16 * along with this library; see the file COPYING.LIB. If not, write to 17 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 18 * Boston, MA 02110-1301, USA. 19 */ 20 21#include "config.h" 22#include "SVGTransformList.h" 23 24#include "AffineTransform.h" 25#include "SVGSVGElement.h" 26#include "SVGTransform.h" 27#include "SVGTransformable.h" 28#include <wtf/text/StringBuilder.h> 29 30namespace WebCore { 31 32SVGTransform SVGTransformList::createSVGTransformFromMatrix(const SVGMatrix& matrix) const 33{ 34 return SVGSVGElement::createSVGTransformFromMatrix(matrix); 35} 36 37SVGTransform SVGTransformList::consolidate() 38{ 39 AffineTransform matrix; 40 if (!concatenate(matrix)) 41 return SVGTransform(); 42 43 SVGTransform transform(matrix); 44 clear(); 45 append(transform); 46 return transform; 47} 48 49bool SVGTransformList::concatenate(AffineTransform& result) const 50{ 51 unsigned size = this->size(); 52 if (!size) 53 return false; 54 55 for (unsigned i = 0; i < size; ++i) 56 result *= at(i).matrix(); 57 58 return true; 59} 60 61String SVGTransformList::valueAsString() const 62{ 63 StringBuilder builder; 64 unsigned size = this->size(); 65 for (unsigned i = 0; i < size; ++i) { 66 if (i > 0) 67 builder.append(' '); 68 69 builder.append(at(i).valueAsString()); 70 } 71 72 return builder.toString(); 73} 74 75void SVGTransformList::parse(const String& transform) 76{ 77 auto upconvertedCharacters = StringView(transform).upconvertedCharacters(); 78 const UChar* start = upconvertedCharacters; 79 if (!SVGTransformable::parseTransformAttribute(*this, start, start + transform.length())) 80 clear(); 81} 82 83} // namespace WebCore 84