1/* 2 * Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org> 3 * Copyright (C) 2004, 2005, 2006 Rob Buis <buis@kde.org> 4 * Copyright (C) 2008 Apple Inc. All rights reserved. 5 * Copyright (C) 2011 Torch Mobile (Beijing) Co. Ltd. All rights reserved. 6 * 7 * This library is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU Library General Public 9 * License as published by the Free Software Foundation; either 10 * version 2 of the License, or (at your option) any later version. 11 * 12 * This library is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 15 * Library General Public License for more details. 16 * 17 * You should have received a copy of the GNU Library General Public License 18 * along with this library; see the file COPYING.LIB. If not, write to 19 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 20 * Boston, MA 02110-1301, USA. 21 */ 22 23#include "config.h" 24 25#if ENABLE(SVG_FONTS) 26#include "SVGAltGlyphElement.h" 27 28#include "ExceptionCode.h" 29#include "NodeRenderingContext.h" 30#include "RenderInline.h" 31#include "RenderSVGTSpan.h" 32#include "SVGAltGlyphDefElement.h" 33#include "SVGGlyphElement.h" 34#include "SVGNames.h" 35#include "XLinkNames.h" 36 37namespace WebCore { 38 39// Animated property definitions 40DEFINE_ANIMATED_STRING(SVGAltGlyphElement, XLinkNames::hrefAttr, Href, href) 41 42BEGIN_REGISTER_ANIMATED_PROPERTIES(SVGAltGlyphElement) 43 REGISTER_LOCAL_ANIMATED_PROPERTY(href) 44 REGISTER_PARENT_ANIMATED_PROPERTIES(SVGTextPositioningElement) 45END_REGISTER_ANIMATED_PROPERTIES 46 47inline SVGAltGlyphElement::SVGAltGlyphElement(const QualifiedName& tagName, Document* document) 48 : SVGTextPositioningElement(tagName, document) 49{ 50 ASSERT(hasTagName(SVGNames::altGlyphTag)); 51 registerAnimatedPropertiesForSVGAltGlyphElement(); 52} 53 54PassRefPtr<SVGAltGlyphElement> SVGAltGlyphElement::create(const QualifiedName& tagName, Document* document) 55{ 56 return adoptRef(new SVGAltGlyphElement(tagName, document)); 57} 58 59void SVGAltGlyphElement::setGlyphRef(const AtomicString&, ExceptionCode& ec) 60{ 61 ec = NO_MODIFICATION_ALLOWED_ERR; 62} 63 64const AtomicString& SVGAltGlyphElement::glyphRef() const 65{ 66 return fastGetAttribute(SVGNames::glyphRefAttr); 67} 68 69void SVGAltGlyphElement::setFormat(const AtomicString&, ExceptionCode& ec) 70{ 71 ec = NO_MODIFICATION_ALLOWED_ERR; 72} 73 74const AtomicString& SVGAltGlyphElement::format() const 75{ 76 return fastGetAttribute(SVGNames::formatAttr); 77} 78 79bool SVGAltGlyphElement::childShouldCreateRenderer(const NodeRenderingContext& childContext) const 80{ 81 if (childContext.node()->isTextNode()) 82 return true; 83 return false; 84} 85 86RenderObject* SVGAltGlyphElement::createRenderer(RenderArena* arena, RenderStyle*) 87{ 88 return new (arena) RenderSVGTSpan(this); 89} 90 91bool SVGAltGlyphElement::hasValidGlyphElements(Vector<String>& glyphNames) const 92{ 93 String target; 94 Element* element = targetElementFromIRIString(getAttribute(XLinkNames::hrefAttr), document(), &target); 95 if (!element) 96 return false; 97 98 if (element->hasTagName(SVGNames::glyphTag)) { 99 glyphNames.append(target); 100 return true; 101 } 102 103 if (element->hasTagName(SVGNames::altGlyphDefTag) 104 && static_cast<SVGAltGlyphDefElement*>(element)->hasValidGlyphElements(glyphNames)) 105 return true; 106 107 return false; 108} 109 110} 111 112#endif // ENABLE(SVG) 113