1/* 2 * Copyright (C) 2004, 2005, 2007, 2008 Nikolas Zimmermann <zimmermann@kde.org> 3 * Copyright (C) 2004, 2005, 2006, 2008 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 "SVGTextElement.h" 23 24#include "Attribute.h" 25#include "RenderSVGResource.h" 26#include "RenderSVGText.h" 27#include "SVGElementInstance.h" 28#include "SVGNames.h" 29#include "SVGRenderStyle.h" 30#include "SVGTSpanElement.h" 31 32namespace WebCore { 33 34inline SVGTextElement::SVGTextElement(const QualifiedName& tagName, Document& document) 35 : SVGTextPositioningElement(tagName, document) 36{ 37 ASSERT(hasTagName(SVGNames::textTag)); 38} 39 40PassRefPtr<SVGTextElement> SVGTextElement::create(const QualifiedName& tagName, Document& document) 41{ 42 return adoptRef(new SVGTextElement(tagName, document)); 43} 44 45// We override SVGGraphics::animatedLocalTransform() so that the transform-origin 46// is not taken into account. 47AffineTransform SVGTextElement::animatedLocalTransform() const 48{ 49 AffineTransform matrix; 50 RenderStyle* style = renderer() ? &renderer()->style() : nullptr; 51 52 // if CSS property was set, use that, otherwise fallback to attribute (if set) 53 if (style && style->hasTransform()) { 54 TransformationMatrix t; 55 // For now, the transform-origin is not taken into account 56 // Also, any percentage values will not be taken into account 57 style->applyTransform(t, FloatRect(0, 0, 0, 0), RenderStyle::ExcludeTransformOrigin); 58 // Flatten any 3D transform 59 matrix = t.toAffineTransform(); 60 } else 61 transform().concatenate(matrix); 62 63 const AffineTransform* transform = const_cast<SVGTextElement*>(this)->supplementalTransform(); 64 if (transform) 65 return *transform * matrix; 66 return matrix; 67} 68 69RenderPtr<RenderElement> SVGTextElement::createElementRenderer(PassRef<RenderStyle> style) 70{ 71 return createRenderer<RenderSVGText>(*this, WTF::move(style)); 72} 73 74bool SVGTextElement::childShouldCreateRenderer(const Node& child) const 75{ 76 if (child.isTextNode() 77 || child.hasTagName(SVGNames::aTag) 78#if ENABLE(SVG_FONTS) 79 || child.hasTagName(SVGNames::altGlyphTag) 80#endif 81 || child.hasTagName(SVGNames::textPathTag) 82 || child.hasTagName(SVGNames::trefTag) 83 || child.hasTagName(SVGNames::tspanTag)) 84 return true; 85 86 return false; 87} 88 89} 90