1 /* 2 * Copyright (C) 2000 Lars Knoll (knoll@kde.org) 3 * (C) 2000 Antti Koivisto (koivisto@kde.org) 4 * (C) 2000 Dirk Mueller (mueller@kde.org) 5 * Copyright (C) 2003, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved. 6 * Copyright (C) 2006 Graham Dennis (graham.dennis@gmail.com) 7 * 8 * This library is free software; you can redistribute it and/or 9 * modify it under the terms of the GNU Library General Public 10 * License as published by the Free Software Foundation; either 11 * version 2 of the License, or (at your option) any later version. 12 * 13 * This library is distributed in the hope that it will be useful, 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 16 * Library General Public License for more details. 17 * 18 * You should have received a copy of the GNU Library General Public License 19 * along with this library; see the file COPYING.LIB. If not, write to 20 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 21 * Boston, MA 02110-1301, USA. 22 * 23 */ 24 25 #ifndef TransformOperations_h 26 #define TransformOperations_h 27 28 #include "TransformOperation.h" 29 #include <wtf/RefPtr.h> 30 #include <wtf/Vector.h> 31 32 namespace WebCore { 33 34 class TransformOperations { 35 public: 36 TransformOperations(bool makeIdentity = false); 37 38 bool operator==(const TransformOperations& o) const; 39 bool operator!=(const TransformOperations& o) const 40 { 41 return !(*this == o); 42 } 43 apply(const IntSize & sz,TransformationMatrix & t)44 void apply(const IntSize& sz, TransformationMatrix& t) const 45 { 46 for (unsigned i = 0; i < m_operations.size(); ++i) 47 m_operations[i]->apply(t, sz); 48 } 49 50 // Return true if any of the operation types are 3D operation types (even if the 51 // values describe affine transforms) has3DOperation()52 bool has3DOperation() const 53 { 54 for (unsigned i = 0; i < m_operations.size(); ++i) 55 if (m_operations[i]->is3DOperation()) 56 return true; 57 return false; 58 } 59 operations()60 Vector<RefPtr<TransformOperation> >& operations() { return m_operations; } operations()61 const Vector<RefPtr<TransformOperation> >& operations() const { return m_operations; } 62 size()63 size_t size() const { return m_operations.size(); } at(size_t index)64 const TransformOperation* at(size_t index) const { return index < m_operations.size() ? m_operations.at(index).get() : 0; } 65 66 private: 67 Vector<RefPtr<TransformOperation> > m_operations; 68 }; 69 70 } // namespace WebCore 71 72 #endif // TransformOperations_h 73