Imported WebKit commit 7e538425aa020340619e927792f3d895061fb54b (http://svn.webkit.org/repository/webkit/trunk@116286)

1 files changed, 92 insertions, 0 deletions

diff --git a/Source/WTF/wtf/Int32Array.h b/Source/WTF/wtf/Int32Array.h
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+++ b/Source/WTF/wtf/Int32Array.h
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+/*
+ * Copyright (C) 2009 Apple Inc. All rights reserved.
+ * Copyright (C) 2009 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 Int32Array_h
+#define Int32Array_h
+
+#include <wtf/IntegralTypedArrayBase.h>
+
+namespace WTF {
+
+class Int32Array : public IntegralTypedArrayBase<int> {
+public:
+    static inline PassRefPtr<Int32Array> create(unsigned length);
+    static inline PassRefPtr<Int32Array> create(const int* array, unsigned length);
+    static inline PassRefPtr<Int32Array> create(PassRefPtr<ArrayBuffer>, unsigned byteOffset, unsigned length);
+
+    // Can’t use "using" here due to a bug in the RVCT compiler.
+    bool set(TypedArrayBase<int>* array, unsigned offset) { return TypedArrayBase<int>::set(array, offset); }
+    void set(unsigned index, double value) { IntegralTypedArrayBase<int>::set(index, value); }
+
+    inline PassRefPtr<Int32Array> subarray(int start) const;
+    inline PassRefPtr<Int32Array> subarray(int start, int end) const;
+
+private:
+    inline Int32Array(PassRefPtr<ArrayBuffer>,
+                  unsigned byteOffset,
+                  unsigned length);
+    // Make constructor visible to superclass.
+    friend class TypedArrayBase<int>;
+
+    // Overridden from ArrayBufferView.
+    virtual bool isIntArray() const { return true; }
+};
+
+PassRefPtr<Int32Array> Int32Array::create(unsigned length)
+{
+    return TypedArrayBase<int>::create<Int32Array>(length);
+}
+
+PassRefPtr<Int32Array> Int32Array::create(const int* array, unsigned length)
+{
+    return TypedArrayBase<int>::create<Int32Array>(array, length);
+}
+
+PassRefPtr<Int32Array> Int32Array::create(PassRefPtr<ArrayBuffer> buffer, unsigned byteOffset, unsigned length)
+{
+    return TypedArrayBase<int>::create<Int32Array>(buffer, byteOffset, length);
+}
+
+Int32Array::Int32Array(PassRefPtr<ArrayBuffer> buffer, unsigned byteOffset, unsigned length)
+    : IntegralTypedArrayBase<int>(buffer, byteOffset, length)
+{
+}
+
+PassRefPtr<Int32Array> Int32Array::subarray(int start) const
+{
+    return subarray(start, length());
+}
+
+PassRefPtr<Int32Array> Int32Array::subarray(int start, int end) const
+{
+    return subarrayImpl<Int32Array>(start, end);
+}
+
+} // namespace WTF
+
+using WTF::Int32Array;
+
+#endif // Int32Array_h