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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 PassRefPtr<ThisType> create(PassRefPtr<WTFTypedArray> bufferView) | 32 static ThisType* create(PassRefPtr<WTFTypedArray> bufferView) |
33 { | 33 { |
34 return adoptRef(new ThisType(bufferView)); | 34 return new ThisType(bufferView); |
35 } | 35 } |
36 static PassRefPtr<ThisType> create(unsigned length) | 36 static ThisType* create(unsigned length) |
37 { | 37 { |
38 return create(WTFTypedArray::create(length)); | 38 return create(WTFTypedArray::create(length)); |
39 } | 39 } |
40 static PassRefPtr<ThisType> create(const ValueType* array, unsigned length) | 40 static 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 PassRefPtr<ThisType> create(PassRefPtr<WTF::ArrayBuffer> buffer, unsi
gned byteOffset, unsigned length) | 44 static ThisType* create(PassRefPtr<WTF::ArrayBuffer> buffer, unsigned byteOf
fset, unsigned length) |
45 { | 45 { |
46 return create(WTFTypedArray::create(buffer, byteOffset, length)); | 46 return create(WTFTypedArray::create(buffer, byteOffset, length)); |
47 } | 47 } |
48 static PassRefPtr<ThisType> create(PassRefPtr<DOMArrayBufferBase> prpBuffer,
unsigned byteOffset, unsigned length) | 48 static ThisType* create(DOMArrayBufferBase *buffer, unsigned byteOffset, uns
igned length) |
49 { | 49 { |
50 RefPtr<DOMArrayBufferBase> buffer = prpBuffer; | |
51 RefPtr<WTFTypedArray> bufferView = WTFTypedArray::create(buffer->buffer(
), byteOffset, length); | 50 RefPtr<WTFTypedArray> bufferView = WTFTypedArray::create(buffer->buffer(
), byteOffset, length); |
52 return adoptRef(new ThisType(bufferView.release(), buffer.release())); | 51 return new ThisType(bufferView.release(), buffer); |
53 } | 52 } |
54 | 53 |
55 static PassRefPtr<ThisType> createOrNull(unsigned length) | 54 static ThisType* createOrNull(unsigned length) |
56 { | 55 { |
57 RefPtr<WTF::ArrayBuffer> buffer = WTF::ArrayBuffer::createOrNull(length,
1); | 56 RefPtr<WTF::ArrayBuffer> buffer = WTF::ArrayBuffer::createOrNull(length,
1); |
58 return buffer ? create(buffer.release(), 0, length) : nullptr; | 57 return buffer ? create(buffer.release(), 0, length) : nullptr; |
59 } | 58 } |
60 | 59 |
61 const WTFTypedArray* view() const { return static_cast<const WTFTypedArray*>
(DOMArrayBufferView::view()); } | 60 const WTFTypedArray* view() const { return static_cast<const WTFTypedArray*>
(DOMArrayBufferView::view()); } |
62 WTFTypedArray* view() { return static_cast<WTFTypedArray*>(DOMArrayBufferVie
w::view()); } | 61 WTFTypedArray* view() { return static_cast<WTFTypedArray*>(DOMArrayBufferVie
w::view()); } |
63 | 62 |
64 ValueType* data() const { return view()->data(); } | 63 ValueType* data() const { return view()->data(); } |
65 unsigned length() const { return view()->length(); } | 64 unsigned length() const { return view()->length(); } |
66 // Invoked by the indexed getter. Does not perform range checks; caller | 65 // Invoked by the indexed getter. Does not perform range checks; caller |
67 // is responsible for doing so and returning undefined as necessary. | 66 // is responsible for doing so and returning undefined as necessary. |
68 ValueType item(unsigned index) const { return view()->item(index); } | 67 ValueType item(unsigned index) const { return view()->item(index); } |
69 | 68 |
70 v8::Local<v8::Object> wrap(v8::Isolate*, v8::Local<v8::Object> creationConte
xt) override; | 69 v8::Local<v8::Object> wrap(v8::Isolate*, v8::Local<v8::Object> creationConte
xt) override; |
71 | 70 |
72 private: | 71 private: |
73 explicit DOMTypedArray(PassRefPtr<WTFTypedArray> bufferView) | 72 explicit DOMTypedArray(PassRefPtr<WTFTypedArray> bufferView) |
74 : DOMArrayBufferView(bufferView) { } | 73 : DOMArrayBufferView(bufferView) { } |
75 DOMTypedArray(PassRefPtr<WTFTypedArray> bufferView, PassRefPtr<DOMArrayBuffe
rBase> domArrayBuffer) | 74 DOMTypedArray(PassRefPtr<WTFTypedArray> bufferView, DOMArrayBufferBase* domA
rrayBuffer) |
76 : DOMArrayBufferView(bufferView, domArrayBuffer) { } | 75 : DOMArrayBufferView(bufferView, domArrayBuffer) { } |
77 }; | 76 }; |
78 | 77 |
79 extern template class CORE_EXTERN_TEMPLATE_EXPORT DOMTypedArray<WTF::Int8Array,
v8::Int8Array>; | 78 extern template class CORE_EXTERN_TEMPLATE_EXPORT DOMTypedArray<WTF::Int8Array,
v8::Int8Array>; |
80 extern template class CORE_EXTERN_TEMPLATE_EXPORT DOMTypedArray<WTF::Int16Array,
v8::Int16Array>; | 79 extern template class CORE_EXTERN_TEMPLATE_EXPORT DOMTypedArray<WTF::Int16Array,
v8::Int16Array>; |
81 extern template class CORE_EXTERN_TEMPLATE_EXPORT DOMTypedArray<WTF::Int32Array,
v8::Int32Array>; | 80 extern template class CORE_EXTERN_TEMPLATE_EXPORT DOMTypedArray<WTF::Int32Array,
v8::Int32Array>; |
82 extern template class CORE_EXTERN_TEMPLATE_EXPORT DOMTypedArray<WTF::Uint8Array,
v8::Uint8Array>; | 81 extern template class CORE_EXTERN_TEMPLATE_EXPORT DOMTypedArray<WTF::Uint8Array,
v8::Uint8Array>; |
83 extern template class CORE_EXTERN_TEMPLATE_EXPORT DOMTypedArray<WTF::Uint8Clampe
dArray, v8::Uint8ClampedArray>; | 82 extern template class CORE_EXTERN_TEMPLATE_EXPORT DOMTypedArray<WTF::Uint8Clampe
dArray, v8::Uint8ClampedArray>; |
84 extern template class CORE_EXTERN_TEMPLATE_EXPORT DOMTypedArray<WTF::Uint16Array
, v8::Uint16Array>; | 83 extern template class CORE_EXTERN_TEMPLATE_EXPORT DOMTypedArray<WTF::Uint16Array
, v8::Uint16Array>; |
85 extern template class CORE_EXTERN_TEMPLATE_EXPORT DOMTypedArray<WTF::Uint32Array
, v8::Uint32Array>; | 84 extern template class CORE_EXTERN_TEMPLATE_EXPORT DOMTypedArray<WTF::Uint32Array
, v8::Uint32Array>; |
86 extern template class CORE_EXTERN_TEMPLATE_EXPORT DOMTypedArray<WTF::Float32Arra
y, v8::Float32Array>; | 85 extern template class CORE_EXTERN_TEMPLATE_EXPORT DOMTypedArray<WTF::Float32Arra
y, v8::Float32Array>; |
87 extern template class CORE_EXTERN_TEMPLATE_EXPORT DOMTypedArray<WTF::Float64Arra
y, v8::Float64Array>; | 86 extern template class CORE_EXTERN_TEMPLATE_EXPORT DOMTypedArray<WTF::Float64Arra
y, v8::Float64Array>; |
88 | 87 |
89 typedef DOMTypedArray<WTF::Int8Array, v8::Int8Array> DOMInt8Array; | 88 typedef DOMTypedArray<WTF::Int8Array, v8::Int8Array> DOMInt8Array; |
90 typedef DOMTypedArray<WTF::Int16Array, v8::Int16Array> DOMInt16Array; | 89 typedef DOMTypedArray<WTF::Int16Array, v8::Int16Array> DOMInt16Array; |
91 typedef DOMTypedArray<WTF::Int32Array, v8::Int32Array> DOMInt32Array; | 90 typedef DOMTypedArray<WTF::Int32Array, v8::Int32Array> DOMInt32Array; |
92 typedef DOMTypedArray<WTF::Uint8Array, v8::Uint8Array> DOMUint8Array; | 91 typedef DOMTypedArray<WTF::Uint8Array, v8::Uint8Array> DOMUint8Array; |
93 typedef DOMTypedArray<WTF::Uint8ClampedArray, v8::Uint8ClampedArray> DOMUint8Cla
mpedArray; | 92 typedef DOMTypedArray<WTF::Uint8ClampedArray, v8::Uint8ClampedArray> DOMUint8Cla
mpedArray; |
94 typedef DOMTypedArray<WTF::Uint16Array, v8::Uint16Array> DOMUint16Array; | 93 typedef DOMTypedArray<WTF::Uint16Array, v8::Uint16Array> DOMUint16Array; |
95 typedef DOMTypedArray<WTF::Uint32Array, v8::Uint32Array> DOMUint32Array; | 94 typedef DOMTypedArray<WTF::Uint32Array, v8::Uint32Array> DOMUint32Array; |
96 typedef DOMTypedArray<WTF::Float32Array, v8::Float32Array> DOMFloat32Array; | 95 typedef DOMTypedArray<WTF::Float32Array, v8::Float32Array> DOMFloat32Array; |
97 typedef DOMTypedArray<WTF::Float64Array, v8::Float64Array> DOMFloat64Array; | 96 typedef DOMTypedArray<WTF::Float64Array, v8::Float64Array> DOMFloat64Array; |
98 | 97 |
99 } // namespace blink | 98 } // namespace blink |
100 | 99 |
101 #endif // DOMTypedArray_h | 100 #endif // DOMTypedArray_h |
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