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1 /* | 1 /* |
2 * Copyright (C) Research In Motion Limited 2010. All rights reserved. | 2 * Copyright (C) Research In Motion Limited 2010. All rights reserved. |
3 * | 3 * |
4 * This library is free software; you can redistribute it and/or | 4 * This library is free software; you can redistribute it and/or |
5 * modify it under the terms of the GNU Library General Public | 5 * modify it under the terms of the GNU Library General Public |
6 * License as published by the Free Software Foundation; either | 6 * License as published by the Free Software Foundation; either |
7 * version 2 of the License, or (at your option) any later version. | 7 * version 2 of the License, or (at your option) any later version. |
8 * | 8 * |
9 * This library is distributed in the hope that it will be useful, | 9 * This library is distributed in the hope that it will be useful, |
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of | 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
12 * Library General Public License for more details. | 12 * Library General Public License for more details. |
13 * | 13 * |
14 * You should have received a copy of the GNU Library General Public License | 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 | 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, | 16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
17 * Boston, MA 02110-1301, USA. | 17 * Boston, MA 02110-1301, USA. |
18 */ | 18 */ |
19 | 19 |
20 #ifndef SVGPathByteStream_h | 20 #ifndef SVGPathByteStream_h |
21 #define SVGPathByteStream_h | 21 #define SVGPathByteStream_h |
22 | 22 |
23 #include "wtf/Noncopyable.h" | 23 #include "wtf/Noncopyable.h" |
24 #include "wtf/PassOwnPtr.h" | 24 #include "wtf/PassOwnPtr.h" |
25 #include "wtf/Vector.h" | 25 #include "wtf/Vector.h" |
26 | 26 |
27 namespace WebCore { | 27 namespace WebCore { |
28 | 28 |
29 // Type definitions for the byte stream data | 29 template<typename DataType> |
30 typedef union { | 30 union ByteType { |
31 bool value; | 31 DataType value; |
32 unsigned char bytes[sizeof(bool)]; | 32 unsigned char bytes[sizeof(DataType)]; |
33 } BoolByte; | 33 }; |
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 | 34 |
45 class SVGPathByteStream { | 35 class SVGPathByteStream { |
46 WTF_MAKE_FAST_ALLOCATED; | 36 WTF_MAKE_FAST_ALLOCATED; |
47 public: | 37 public: |
48 static PassOwnPtr<SVGPathByteStream> create() | 38 static PassOwnPtr<SVGPathByteStream> create() |
49 { | 39 { |
50 return adoptPtr(new SVGPathByteStream); | 40 return adoptPtr(new SVGPathByteStream); |
51 } | 41 } |
52 | 42 |
53 PassOwnPtr<SVGPathByteStream> copy() | 43 PassOwnPtr<SVGPathByteStream> copy() |
54 { | 44 { |
55 return adoptPtr(new SVGPathByteStream(m_data)); | 45 return adoptPtr(new SVGPathByteStream(m_data)); |
56 } | 46 } |
57 | 47 |
58 typedef Vector<unsigned char> Data; | 48 typedef Vector<unsigned char> Data; |
59 typedef Data::const_iterator DataIterator; | 49 typedef Data::const_iterator DataIterator; |
60 | 50 |
61 DataIterator begin() { return m_data.begin(); } | 51 DataIterator begin() { return m_data.begin(); } |
62 DataIterator end() { return m_data.end(); } | 52 DataIterator end() { return m_data.end(); } |
63 void append(unsigned char byte) { m_data.append(byte); } | 53 void append(unsigned char byte) { m_data.append(byte); } |
64 void append(SVGPathByteStream* other) | 54 void append(SVGPathByteStream* other) { m_data.append(other->m_data); } |
65 { | |
66 for (DataIterator it = other->begin(); it != other->end(); ++it) | |
67 append(*it); | |
68 } | |
69 void clear() { m_data.clear(); } | 55 void clear() { m_data.clear(); } |
70 void reserveInitialCapacity(size_t size) { m_data.reserveInitialCapacity(siz
e); } | 56 void reserveInitialCapacity(size_t size) { m_data.reserveInitialCapacity(siz
e); } |
71 void shrinkToFit() { m_data.shrinkToFit(); } | 57 void shrinkToFit() { m_data.shrinkToFit(); } |
72 bool isEmpty() const { return !m_data.size(); } | 58 bool isEmpty() const { return m_data.isEmpty(); } |
73 unsigned size() const { return m_data.size(); } | 59 unsigned size() const { return m_data.size(); } |
74 | 60 |
75 // Only defined to let SVGAnimatedPathAnimator use the standard list code pa
ths - this method is never called. | 61 // Only defined to let SVGAnimatedPathAnimator use the standard list code pa
ths - this method is never called. |
76 void resize(unsigned) { } | 62 void resize(unsigned) { } |
77 | 63 |
78 private: | 64 private: |
79 SVGPathByteStream() { } | 65 SVGPathByteStream() { } |
80 SVGPathByteStream(Data& data) | 66 SVGPathByteStream(Data& data) |
81 : m_data(data) | 67 : m_data(data) |
82 { | 68 { |
83 } | 69 } |
84 | 70 |
85 Data m_data; | 71 Data m_data; |
86 }; | 72 }; |
87 | 73 |
88 } // namespace WebCore | 74 } // namespace WebCore |
89 | 75 |
90 #endif // SVGPathByteStream_h | 76 #endif // SVGPathByteStream_h |
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