18e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project/* 2dd8bb3de4f353a81954234999f1fea748aee2ea9Ben Murdoch * Copyright (C) 2007 Eric Seidel <eric@webkit.org> 3dd8bb3de4f353a81954234999f1fea748aee2ea9Ben Murdoch * Copyright (C) 2009 Apple Inc. All rights reserved. 4dd8bb3de4f353a81954234999f1fea748aee2ea9Ben Murdoch * 5dd8bb3de4f353a81954234999f1fea748aee2ea9Ben Murdoch * This library is free software; you can redistribute it and/or 6dd8bb3de4f353a81954234999f1fea748aee2ea9Ben Murdoch * modify it under the terms of the GNU Library General Public 7dd8bb3de4f353a81954234999f1fea748aee2ea9Ben Murdoch * License as published by the Free Software Foundation; either 8dd8bb3de4f353a81954234999f1fea748aee2ea9Ben Murdoch * version 2 of the License, or (at your option) any later version. 9dd8bb3de4f353a81954234999f1fea748aee2ea9Ben Murdoch * 10dd8bb3de4f353a81954234999f1fea748aee2ea9Ben Murdoch * This library is distributed in the hope that it will be useful, 11dd8bb3de4f353a81954234999f1fea748aee2ea9Ben Murdoch * but WITHOUT ANY WARRANTY; without even the implied warranty of 12dd8bb3de4f353a81954234999f1fea748aee2ea9Ben Murdoch * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13dd8bb3de4f353a81954234999f1fea748aee2ea9Ben Murdoch * Library General Public License for more details. 14dd8bb3de4f353a81954234999f1fea748aee2ea9Ben Murdoch * 15dd8bb3de4f353a81954234999f1fea748aee2ea9Ben Murdoch * You should have received a copy of the GNU Library General Public License 16dd8bb3de4f353a81954234999f1fea748aee2ea9Ben Murdoch * along with this library; see the file COPYING.LIB. If not, write to 17dd8bb3de4f353a81954234999f1fea748aee2ea9Ben Murdoch * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 18dd8bb3de4f353a81954234999f1fea748aee2ea9Ben Murdoch * Boston, MA 02110-1301, USA. 198e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project */ 208e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 218e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "config.h" 228e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 238e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#if ENABLE(SVG_FONTS) 248e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "SVGFontFaceUriElement.h" 258e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 26e78cbe89e6f337f2f1fe40315be88f742b547151Steve Block#include "Attribute.h" 278e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "CSSFontFaceSrcValue.h" 28635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project#include "CachedFont.h" 295abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick#include "CachedResourceLoader.h" 30635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project#include "Document.h" 318e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "SVGFontFaceElement.h" 328e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "SVGNames.h" 338e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "XLinkNames.h" 348e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 358e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Projectnamespace WebCore { 368e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 378e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Projectusing namespace SVGNames; 388e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 395ddde30071f639962dd557c453f2ad01f8f0fd00Kristian Monseninline SVGFontFaceUriElement::SVGFontFaceUriElement(const QualifiedName& tagName, Document* document) 405ddde30071f639962dd557c453f2ad01f8f0fd00Kristian Monsen : SVGElement(tagName, document) 418e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project{ 428e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 438e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 445ddde30071f639962dd557c453f2ad01f8f0fd00Kristian MonsenPassRefPtr<SVGFontFaceUriElement> SVGFontFaceUriElement::create(const QualifiedName& tagName, Document* document) 455ddde30071f639962dd557c453f2ad01f8f0fd00Kristian Monsen{ 465ddde30071f639962dd557c453f2ad01f8f0fd00Kristian Monsen return adoptRef(new SVGFontFaceUriElement(tagName, document)); 475ddde30071f639962dd557c453f2ad01f8f0fd00Kristian Monsen} 485ddde30071f639962dd557c453f2ad01f8f0fd00Kristian Monsen 49635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source ProjectSVGFontFaceUriElement::~SVGFontFaceUriElement() 50635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project{ 51635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project if (m_cachedFont) 52635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project m_cachedFont->removeClient(this); 53635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project} 54635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project 558e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source ProjectPassRefPtr<CSSFontFaceSrcValue> SVGFontFaceUriElement::srcValue() const 568e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project{ 578e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project RefPtr<CSSFontFaceSrcValue> src = CSSFontFaceSrcValue::create(getAttribute(XLinkNames::hrefAttr)); 588e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project AtomicString value(getAttribute(formatAttr)); 598e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project src->setFormat(value.isEmpty() ? "svg" : value); // Default format 608e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project return src.release(); 618e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 628e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 63e78cbe89e6f337f2f1fe40315be88f742b547151Steve Blockvoid SVGFontFaceUriElement::parseMappedAttribute(Attribute* attr) 64635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project{ 65635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project const QualifiedName& attrName = attr->name(); 66635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project if (attrName == XLinkNames::hrefAttr) 67635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project loadFont(); 68635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project else 69635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project SVGElement::parseMappedAttribute(attr); 70635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project} 71635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project 728e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Projectvoid SVGFontFaceUriElement::childrenChanged(bool changedByParser, Node* beforeChange, Node* afterChange, int childCountDelta) 738e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project{ 748e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project SVGElement::childrenChanged(changedByParser, beforeChange, afterChange, childCountDelta); 758e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 768e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project if (!parentNode() || !parentNode()->hasTagName(font_face_srcTag)) 778e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project return; 788e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 79a94275402997c11dd2e778633dacf4b7e630a35dBen Murdoch ContainerNode* grandparent = parentNode()->parentNode(); 80a94275402997c11dd2e778633dacf4b7e630a35dBen Murdoch if (grandparent && grandparent->hasTagName(font_faceTag)) 81a94275402997c11dd2e778633dacf4b7e630a35dBen Murdoch static_cast<SVGFontFaceElement*>(grandparent)->rebuildFontFace(); 828e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 838e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 84635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Projectvoid SVGFontFaceUriElement::insertedIntoDocument() 85635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project{ 86635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project loadFont(); 87635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project SVGElement::insertedIntoDocument(); 88635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project} 89635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project 90635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Projectvoid SVGFontFaceUriElement::loadFont() 91635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project{ 92635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project if (m_cachedFont) 93635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project m_cachedFont->removeClient(this); 94635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project 95635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project String href = getAttribute(XLinkNames::hrefAttr); 96635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project if (!href.isNull()) { 975abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick CachedResourceLoader* cachedResourceLoader = document()->cachedResourceLoader(); 985abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick m_cachedFont = cachedResourceLoader->requestFont(href); 99d0825bca7fe65beaee391d30da42e937db621564Steve Block if (m_cachedFont) { 100d0825bca7fe65beaee391d30da42e937db621564Steve Block m_cachedFont->addClient(this); 1015abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick m_cachedFont->beginLoadIfNeeded(cachedResourceLoader); 102d0825bca7fe65beaee391d30da42e937db621564Steve Block } 103635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project } else 104635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project m_cachedFont = 0; 105635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project} 106635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project 1078e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 1088e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 1098e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#endif // ENABLE(SVG_FONTS) 110