1 /* 2 * Copyright (C) Research In Motion Limited 2010. All rights reserved. 3 * 4 * This library is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU Library General Public 6 * License as published by the Free Software Foundation; either 7 * version 2 of the License, or (at your option) any later version. 8 * 9 * This library is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 * Library General Public License for more details. 13 * 14 * You should have received a copy of the GNU Library General Public License 15 * along with this library; see the file COPYING.LIB. If not, write to 16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 17 * Boston, MA 02110-1301, USA. 18 */ 19 20 #ifndef SVGTransformListPropertyTearOff_h 21 #define SVGTransformListPropertyTearOff_h 22 23 #if ENABLE(SVG) 24 #include "SVGListPropertyTearOff.h" 25 #include "SVGTransformList.h" 26 27 namespace WebCore { 28 29 // SVGTransformList contains two additional methods, that can be exposed to the bindings. 30 class SVGTransformListPropertyTearOff : public SVGListPropertyTearOff<SVGTransformList> { 31 public: 32 typedef SVGAnimatedListPropertyTearOff<SVGTransformList> AnimatedListPropertyTearOff; 33 typedef SVGAnimatedListPropertyTearOff<SVGTransformList>::ListWrapperCache ListWrapperCache; 34 create(AnimatedListPropertyTearOff * animatedProperty,SVGPropertyRole role)35 static PassRefPtr<SVGListPropertyTearOff<SVGTransformList> > create(AnimatedListPropertyTearOff* animatedProperty, SVGPropertyRole role) 36 { 37 ASSERT(animatedProperty); 38 return adoptRef(new SVGTransformListPropertyTearOff(animatedProperty, role)); 39 } 40 createSVGTransformFromMatrix(SVGPropertyTearOff<SVGMatrix> * matrix,ExceptionCode & ec)41 PassRefPtr<SVGPropertyTearOff<SVGTransform> > createSVGTransformFromMatrix(SVGPropertyTearOff<SVGMatrix>* matrix, ExceptionCode& ec) 42 { 43 if (!matrix) { 44 ec = TYPE_MISMATCH_ERR; 45 return 0; 46 } 47 SVGTransformList& values = m_animatedProperty->values(); 48 return SVGPropertyTearOff<SVGTransform>::create(values.createSVGTransformFromMatrix(matrix->propertyReference())); 49 } 50 consolidate(ExceptionCode & ec)51 PassRefPtr<SVGPropertyTearOff<SVGTransform> > consolidate(ExceptionCode& ec) 52 { 53 if (!canAlterList(ec)) 54 return 0; 55 56 SVGTransformList& values = m_animatedProperty->values(); 57 ListWrapperCache& wrappers = m_animatedProperty->wrappers(); 58 ASSERT(values.size() == wrappers.size()); 59 60 // Spec: If the list was empty, then a value of null is returned. 61 if (values.isEmpty()) 62 return 0; 63 64 m_animatedProperty->detachListWrappers(0); 65 RefPtr<SVGPropertyTearOff<SVGTransform> > wrapper = SVGPropertyTearOff<SVGTransform>::create(values.consolidate()); 66 wrappers.append(wrapper); 67 68 ASSERT(values.size() == wrappers.size()); 69 return wrapper.release(); 70 } 71 72 private: SVGTransformListPropertyTearOff(AnimatedListPropertyTearOff * animatedProperty,SVGPropertyRole role)73 SVGTransformListPropertyTearOff(AnimatedListPropertyTearOff* animatedProperty, SVGPropertyRole role) 74 : SVGListPropertyTearOff<SVGTransformList>(animatedProperty, role) 75 { 76 } 77 78 }; 79 80 } 81 82 #endif // ENABLE(SVG) 83 #endif // SVGListPropertyTearOff_h 84