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Unified Diff: third_party/WebKit/Source/wtf/TypedArrayBase.h

Issue 1875343002: Move WTF classes related to typed arrays to wtf/typed_arrays (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 4 years, 8 months ago
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Index: third_party/WebKit/Source/wtf/TypedArrayBase.h
diff --git a/third_party/WebKit/Source/wtf/TypedArrayBase.h b/third_party/WebKit/Source/wtf/TypedArrayBase.h
deleted file mode 100644
index d1dd85416c368e900262907fff0afd2456670649..0000000000000000000000000000000000000000
--- a/third_party/WebKit/Source/wtf/TypedArrayBase.h
+++ /dev/null
@@ -1,124 +0,0 @@
-/*
- * Copyright (C) 2010 Apple Inc. All rights reserved.
- * Copyright (c) 2010, Google Inc. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
- * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
- * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
- * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#ifndef TypedArrayBase_h
-#define TypedArrayBase_h
-
-#include "wtf/ArrayBuffer.h"
-#include "wtf/ArrayBufferView.h"
-
-namespace WTF {
-
-template <typename T>
-class TypedArrayBase : public ArrayBufferView {
-public:
- typedef T ValueType;
-
- T* data() const { return static_cast<T*>(baseAddress()); }
-
- bool set(TypedArrayBase<T>* array, unsigned offset)
- {
- return setImpl(array, offset * sizeof(T));
- }
-
- // Overridden from ArrayBufferView. This must be public because of
- // rules about inheritance of members in template classes, and
- // because it is accessed via pointers to subclasses.
- unsigned length() const
- {
- return m_length;
- }
-
- unsigned byteLength() const final
- {
- return m_length * sizeof(T);
- }
-
- // Invoked by the indexed getter. Does not perform range checks; caller
- // is responsible for doing so and returning undefined as necessary.
- T item(unsigned index) const
- {
- ASSERT_WITH_SECURITY_IMPLICATION(index < TypedArrayBase<T>::m_length);
- return TypedArrayBase<T>::data()[index];
- }
-
-protected:
- TypedArrayBase(PassRefPtr<ArrayBuffer> buffer, unsigned byteOffset, unsigned length)
- : ArrayBufferView(buffer, byteOffset)
- , m_length(length)
- {
- }
-
- template <class Subclass>
- static PassRefPtr<Subclass> create(unsigned length)
- {
- RefPtr<ArrayBuffer> buffer = ArrayBuffer::create(length, sizeof(T));
- return create<Subclass>(buffer.release(), 0, length);
- }
-
- template <class Subclass>
- static PassRefPtr<Subclass> create(const T* array, unsigned length)
- {
- RefPtr<Subclass> a = create<Subclass>(length);
- if (a)
- for (unsigned i = 0; i < length; ++i)
- a->set(i, array[i]);
- return a;
- }
-
- template <class Subclass>
- static PassRefPtr<Subclass> create(PassRefPtr<ArrayBuffer> buffer, unsigned byteOffset, unsigned length)
- {
- RefPtr<ArrayBuffer> buf(buffer);
- RELEASE_ASSERT(verifySubRange<T>(buf, byteOffset, length));
- return adoptRef(new Subclass(buf.release(), byteOffset, length));
- }
-
- template <class Subclass>
- static PassRefPtr<Subclass> createOrNull(unsigned length)
- {
- RefPtr<ArrayBuffer> buffer = ArrayBuffer::createOrNull(length, sizeof(T));
- if (!buffer)
- return nullptr;
- return create<Subclass>(buffer.release(), 0, length);
- }
-
- void neuter() final
- {
- ArrayBufferView::neuter();
- m_length = 0;
- }
-
- // We do not want to have to access this via a virtual function in subclasses,
- // which is why it is protected rather than private.
- unsigned m_length;
-};
-
-} // namespace WTF
-
-using WTF::TypedArrayBase;
-
-#endif // TypedArrayBase_h
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