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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef DOMTypedArray_h | 5 #ifndef DOMTypedArray_h |
6 #define DOMTypedArray_h | 6 #define DOMTypedArray_h |
7 | 7 |
8 #include "bindings/core/v8/ScriptWrappable.h" | 8 #include "bindings/core/v8/ScriptWrappable.h" |
9 #include "core/CoreExport.h" | 9 #include "core/CoreExport.h" |
10 #include "core/dom/DOMArrayBufferView.h" | 10 #include "core/dom/DOMArrayBufferView.h" |
(...skipping 11 matching lines...) Expand all Loading... |
22 | 22 |
23 namespace blink { | 23 namespace blink { |
24 | 24 |
25 template<typename WTFTypedArray, typename V8TypedArray> | 25 template<typename WTFTypedArray, typename V8TypedArray> |
26 class CORE_TEMPLATE_CLASS_EXPORT DOMTypedArray final : public DOMArrayBufferView
{ | 26 class CORE_TEMPLATE_CLASS_EXPORT DOMTypedArray final : public DOMArrayBufferView
{ |
27 typedef DOMTypedArray<WTFTypedArray, V8TypedArray> ThisType; | 27 typedef DOMTypedArray<WTFTypedArray, V8TypedArray> ThisType; |
28 DECLARE_WRAPPERTYPEINFO(); | 28 DECLARE_WRAPPERTYPEINFO(); |
29 public: | 29 public: |
30 typedef typename WTFTypedArray::ValueType ValueType; | 30 typedef typename WTFTypedArray::ValueType ValueType; |
31 | 31 |
32 static ThisType* create(PassRefPtr<WTFTypedArray> bufferView) | 32 static PassRefPtr<ThisType> create(PassRefPtr<WTFTypedArray> bufferView) |
33 { | 33 { |
34 return new ThisType(bufferView); | 34 return adoptRef(new ThisType(bufferView)); |
35 } | 35 } |
36 static ThisType* create(unsigned length) | 36 static PassRefPtr<ThisType> create(unsigned length) |
37 { | 37 { |
38 return create(WTFTypedArray::create(length)); | 38 return create(WTFTypedArray::create(length)); |
39 } | 39 } |
40 static ThisType* create(const ValueType* array, unsigned length) | 40 static PassRefPtr<ThisType> create(const ValueType* array, unsigned length) |
41 { | 41 { |
42 return create(WTFTypedArray::create(array, length)); | 42 return create(WTFTypedArray::create(array, length)); |
43 } | 43 } |
44 static ThisType* create(PassRefPtr<WTF::ArrayBuffer> buffer, unsigned byteOf
fset, unsigned length) | 44 static PassRefPtr<ThisType> create(PassRefPtr<WTF::ArrayBuffer> buffer, unsi
gned byteOffset, unsigned length) |
45 { | 45 { |
46 return create(WTFTypedArray::create(buffer, byteOffset, length)); | 46 return create(WTFTypedArray::create(buffer, byteOffset, length)); |
47 } | 47 } |
48 static ThisType* create(DOMArrayBufferBase *buffer, unsigned byteOffset, uns
igned length) | 48 static PassRefPtr<ThisType> create(PassRefPtr<DOMArrayBufferBase> prpBuffer,
unsigned byteOffset, unsigned length) |
49 { | 49 { |
| 50 RefPtr<DOMArrayBufferBase> buffer = prpBuffer; |
50 RefPtr<WTFTypedArray> bufferView = WTFTypedArray::create(buffer->buffer(
), byteOffset, length); | 51 RefPtr<WTFTypedArray> bufferView = WTFTypedArray::create(buffer->buffer(
), byteOffset, length); |
51 return new ThisType(bufferView.release(), buffer); | 52 return adoptRef(new ThisType(bufferView.release(), buffer.release())); |
52 } | 53 } |
53 | 54 |
54 static ThisType* createOrNull(unsigned length) | 55 static PassRefPtr<ThisType> createOrNull(unsigned length) |
55 { | 56 { |
56 RefPtr<WTF::ArrayBuffer> buffer = WTF::ArrayBuffer::createOrNull(length,
1); | 57 RefPtr<WTF::ArrayBuffer> buffer = WTF::ArrayBuffer::createOrNull(length,
1); |
57 return buffer ? create(buffer.release(), 0, length) : nullptr; | 58 return buffer ? create(buffer.release(), 0, length) : nullptr; |
58 } | 59 } |
59 | 60 |
60 const WTFTypedArray* view() const { return static_cast<const WTFTypedArray*>
(DOMArrayBufferView::view()); } | 61 const WTFTypedArray* view() const { return static_cast<const WTFTypedArray*>
(DOMArrayBufferView::view()); } |
61 WTFTypedArray* view() { return static_cast<WTFTypedArray*>(DOMArrayBufferVie
w::view()); } | 62 WTFTypedArray* view() { return static_cast<WTFTypedArray*>(DOMArrayBufferVie
w::view()); } |
62 | 63 |
63 ValueType* data() const { return view()->data(); } | 64 ValueType* data() const { return view()->data(); } |
64 unsigned length() const { return view()->length(); } | 65 unsigned length() const { return view()->length(); } |
65 // Invoked by the indexed getter. Does not perform range checks; caller | 66 // Invoked by the indexed getter. Does not perform range checks; caller |
66 // is responsible for doing so and returning undefined as necessary. | 67 // is responsible for doing so and returning undefined as necessary. |
67 ValueType item(unsigned index) const { return view()->item(index); } | 68 ValueType item(unsigned index) const { return view()->item(index); } |
68 | 69 |
69 v8::Local<v8::Object> wrap(v8::Isolate*, v8::Local<v8::Object> creationConte
xt) override; | 70 v8::Local<v8::Object> wrap(v8::Isolate*, v8::Local<v8::Object> creationConte
xt) override; |
70 | 71 |
71 private: | 72 private: |
72 explicit DOMTypedArray(PassRefPtr<WTFTypedArray> bufferView) | 73 explicit DOMTypedArray(PassRefPtr<WTFTypedArray> bufferView) |
73 : DOMArrayBufferView(bufferView) { } | 74 : DOMArrayBufferView(bufferView) { } |
74 DOMTypedArray(PassRefPtr<WTFTypedArray> bufferView, DOMArrayBufferBase* domA
rrayBuffer) | 75 DOMTypedArray(PassRefPtr<WTFTypedArray> bufferView, PassRefPtr<DOMArrayBuffe
rBase> domArrayBuffer) |
75 : DOMArrayBufferView(bufferView, domArrayBuffer) { } | 76 : DOMArrayBufferView(bufferView, domArrayBuffer) { } |
76 }; | 77 }; |
77 | 78 |
78 extern template class CORE_EXTERN_TEMPLATE_EXPORT DOMTypedArray<WTF::Int8Array,
v8::Int8Array>; | 79 extern template class CORE_EXTERN_TEMPLATE_EXPORT DOMTypedArray<WTF::Int8Array,
v8::Int8Array>; |
79 extern template class CORE_EXTERN_TEMPLATE_EXPORT DOMTypedArray<WTF::Int16Array,
v8::Int16Array>; | 80 extern template class CORE_EXTERN_TEMPLATE_EXPORT DOMTypedArray<WTF::Int16Array,
v8::Int16Array>; |
80 extern template class CORE_EXTERN_TEMPLATE_EXPORT DOMTypedArray<WTF::Int32Array,
v8::Int32Array>; | 81 extern template class CORE_EXTERN_TEMPLATE_EXPORT DOMTypedArray<WTF::Int32Array,
v8::Int32Array>; |
81 extern template class CORE_EXTERN_TEMPLATE_EXPORT DOMTypedArray<WTF::Uint8Array,
v8::Uint8Array>; | 82 extern template class CORE_EXTERN_TEMPLATE_EXPORT DOMTypedArray<WTF::Uint8Array,
v8::Uint8Array>; |
82 extern template class CORE_EXTERN_TEMPLATE_EXPORT DOMTypedArray<WTF::Uint8Clampe
dArray, v8::Uint8ClampedArray>; | 83 extern template class CORE_EXTERN_TEMPLATE_EXPORT DOMTypedArray<WTF::Uint8Clampe
dArray, v8::Uint8ClampedArray>; |
83 extern template class CORE_EXTERN_TEMPLATE_EXPORT DOMTypedArray<WTF::Uint16Array
, v8::Uint16Array>; | 84 extern template class CORE_EXTERN_TEMPLATE_EXPORT DOMTypedArray<WTF::Uint16Array
, v8::Uint16Array>; |
84 extern template class CORE_EXTERN_TEMPLATE_EXPORT DOMTypedArray<WTF::Uint32Array
, v8::Uint32Array>; | 85 extern template class CORE_EXTERN_TEMPLATE_EXPORT DOMTypedArray<WTF::Uint32Array
, v8::Uint32Array>; |
85 extern template class CORE_EXTERN_TEMPLATE_EXPORT DOMTypedArray<WTF::Float32Arra
y, v8::Float32Array>; | 86 extern template class CORE_EXTERN_TEMPLATE_EXPORT DOMTypedArray<WTF::Float32Arra
y, v8::Float32Array>; |
86 extern template class CORE_EXTERN_TEMPLATE_EXPORT DOMTypedArray<WTF::Float64Arra
y, v8::Float64Array>; | 87 extern template class CORE_EXTERN_TEMPLATE_EXPORT DOMTypedArray<WTF::Float64Arra
y, v8::Float64Array>; |
87 | 88 |
88 typedef DOMTypedArray<WTF::Int8Array, v8::Int8Array> DOMInt8Array; | 89 typedef DOMTypedArray<WTF::Int8Array, v8::Int8Array> DOMInt8Array; |
89 typedef DOMTypedArray<WTF::Int16Array, v8::Int16Array> DOMInt16Array; | 90 typedef DOMTypedArray<WTF::Int16Array, v8::Int16Array> DOMInt16Array; |
90 typedef DOMTypedArray<WTF::Int32Array, v8::Int32Array> DOMInt32Array; | 91 typedef DOMTypedArray<WTF::Int32Array, v8::Int32Array> DOMInt32Array; |
91 typedef DOMTypedArray<WTF::Uint8Array, v8::Uint8Array> DOMUint8Array; | 92 typedef DOMTypedArray<WTF::Uint8Array, v8::Uint8Array> DOMUint8Array; |
92 typedef DOMTypedArray<WTF::Uint8ClampedArray, v8::Uint8ClampedArray> DOMUint8Cla
mpedArray; | 93 typedef DOMTypedArray<WTF::Uint8ClampedArray, v8::Uint8ClampedArray> DOMUint8Cla
mpedArray; |
93 typedef DOMTypedArray<WTF::Uint16Array, v8::Uint16Array> DOMUint16Array; | 94 typedef DOMTypedArray<WTF::Uint16Array, v8::Uint16Array> DOMUint16Array; |
94 typedef DOMTypedArray<WTF::Uint32Array, v8::Uint32Array> DOMUint32Array; | 95 typedef DOMTypedArray<WTF::Uint32Array, v8::Uint32Array> DOMUint32Array; |
95 typedef DOMTypedArray<WTF::Float32Array, v8::Float32Array> DOMFloat32Array; | 96 typedef DOMTypedArray<WTF::Float32Array, v8::Float32Array> DOMFloat32Array; |
96 typedef DOMTypedArray<WTF::Float64Array, v8::Float64Array> DOMFloat64Array; | 97 typedef DOMTypedArray<WTF::Float64Array, v8::Float64Array> DOMFloat64Array; |
97 | 98 |
98 } // namespace blink | 99 } // namespace blink |
99 | 100 |
100 #endif // DOMTypedArray_h | 101 #endif // DOMTypedArray_h |
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