Torne (Richard Coles) | 5c87bf8 | 2012-11-14 11:46:17 +0000 | [diff] [blame] | 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 SVGPathByteStream_h |
| 21 | #define SVGPathByteStream_h |
| 22 | |
Torne (Richard Coles) | f5e4ad5 | 2013-08-05 13:57:57 +0100 | [diff] [blame^] | 23 | #include "wtf/Noncopyable.h" |
| 24 | #include "wtf/PassOwnPtr.h" |
| 25 | #include "wtf/Vector.h" |
Torne (Richard Coles) | 5c87bf8 | 2012-11-14 11:46:17 +0000 | [diff] [blame] | 26 | |
| 27 | namespace WebCore { |
| 28 | |
| 29 | // Type definitions for the byte stream data |
| 30 | typedef union { |
| 31 | bool value; |
| 32 | unsigned char bytes[sizeof(bool)]; |
| 33 | } BoolByte; |
| 34 | |
| 35 | typedef union { |
| 36 | float value; |
| 37 | unsigned char bytes[sizeof(float)]; |
| 38 | } FloatByte; |
| 39 | |
| 40 | typedef union { |
| 41 | unsigned short value; |
| 42 | unsigned char bytes[sizeof(unsigned short)]; |
| 43 | } UnsignedShortByte; |
| 44 | |
| 45 | class SVGPathByteStream { |
| 46 | WTF_MAKE_FAST_ALLOCATED; |
| 47 | public: |
| 48 | static PassOwnPtr<SVGPathByteStream> create() |
| 49 | { |
| 50 | return adoptPtr(new SVGPathByteStream); |
| 51 | } |
| 52 | |
| 53 | PassOwnPtr<SVGPathByteStream> copy() |
| 54 | { |
| 55 | return adoptPtr(new SVGPathByteStream(m_data)); |
| 56 | } |
| 57 | |
| 58 | typedef Vector<unsigned char> Data; |
| 59 | typedef Data::const_iterator DataIterator; |
| 60 | |
| 61 | DataIterator begin() { return m_data.begin(); } |
| 62 | DataIterator end() { return m_data.end(); } |
| 63 | void append(unsigned char byte) { m_data.append(byte); } |
| 64 | void append(SVGPathByteStream* other) |
| 65 | { |
| 66 | for (DataIterator it = other->begin(); it != other->end(); ++it) |
| 67 | append(*it); |
| 68 | } |
| 69 | void clear() { m_data.clear(); } |
| 70 | bool isEmpty() const { return !m_data.size(); } |
| 71 | unsigned size() const { return m_data.size(); } |
| 72 | |
| 73 | // Only defined to let SVGAnimatedPathAnimator use the standard list code paths - this method is never called. |
| 74 | void resize(unsigned) { } |
| 75 | |
| 76 | private: |
| 77 | SVGPathByteStream() { } |
| 78 | SVGPathByteStream(Data& data) |
| 79 | : m_data(data) |
| 80 | { |
| 81 | } |
| 82 | |
| 83 | Data m_data; |
| 84 | }; |
| 85 | |
| 86 | } // namespace WebCore |
| 87 | |
Torne (Richard Coles) | 5c87bf8 | 2012-11-14 11:46:17 +0000 | [diff] [blame] | 88 | #endif // SVGPathByteStream_h |