1 /* 2 * Copyright (C) 2004, 2005, 2008, 2009 Nikolas Zimmermann <zimmermann (at) kde.org> 3 * Copyright (C) 2004, 2005 Rob Buis <buis (at) 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 #ifndef SVGURIReference_h 22 #define SVGURIReference_h 23 24 #include "core/dom/Document.h" 25 26 namespace WebCore { 27 28 class Attribute; 29 class Element; 30 31 class SVGURIReference { 32 public: 33 virtual ~SVGURIReference() { } 34 35 bool parseAttribute(const QualifiedName&, const AtomicString&); 36 bool isKnownAttribute(const QualifiedName&); 37 void addSupportedAttributes(HashSet<QualifiedName>&); 38 39 static String fragmentIdentifierFromIRIString(const String&, Document*); 40 static Element* targetElementFromIRIString(const String&, Document*, String* = 0, Document* = 0); 41 42 static inline bool isExternalURIReference(const String& uri, Document* document) 43 { 44 // Fragment-only URIs are always internal 45 if (uri.startsWith('#')) 46 return false; 47 48 // If the URI matches our documents URL, we're dealing with a local reference. 49 ASSERT(document); 50 KURL url = document->completeURL(uri); 51 return !equalIgnoringFragmentIdentifier(url, document->url()); 52 } 53 54 protected: 55 virtual void setHrefBaseValue(const String&, const bool validValue = true) = 0; 56 }; 57 58 } // namespace WebCore 59 60 #endif // SVGURIReference_h 61