| Index: sdk/lib/typed_data/dart2js/native_typed_data_dart2js.dart
|
| diff --git a/sdk/lib/typed_data/dart2js/native_typed_data_dart2js.dart b/sdk/lib/typed_data/dart2js/native_typed_data_dart2js.dart
|
| deleted file mode 100644
|
| index 77387548631f99d63cf49ba391ef0676d86d86e6..0000000000000000000000000000000000000000
|
| --- a/sdk/lib/typed_data/dart2js/native_typed_data_dart2js.dart
|
| +++ /dev/null
|
| @@ -1,975 +0,0 @@
|
| -// Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file
|
| -// for details. All rights reserved. Use of this source code is governed by a
|
| -// BSD-style license that can be found in the LICENSE file.
|
| -
|
| -/**
|
| - * Specialized integers and floating point numbers,
|
| - * with SIMD support and efficient lists.
|
| - */
|
| -library dart.typed_data.implementation;
|
| -
|
| -import 'dart:collection';
|
| -import 'dart:_internal';
|
| -import 'dart:_interceptors' show JSIndexable, JSUInt32, JSUInt31;
|
| -import 'dart:_js_helper'
|
| - show Creates, JavaScriptIndexingBehavior, JSName, Null, Returns;
|
| -import 'dart:_foreign_helper' show JS;
|
| -import 'dart:math' as Math;
|
| -
|
| -import 'dart:typed_data';
|
| -
|
| -/**
|
| - * Describes endianness to be used when accessing a sequence of bytes.
|
| - */
|
| -class Endianness {
|
| - const Endianness._(this._littleEndian);
|
| -
|
| - static const Endianness BIG_ENDIAN = const Endianness._(false);
|
| - static const Endianness LITTLE_ENDIAN = const Endianness._(true);
|
| - static final Endianness HOST_ENDIAN =
|
| - (new ByteData.view(new Int16List.fromList([1]).buffer)).getInt8(0) == 1
|
| - ? LITTLE_ENDIAN
|
| - : BIG_ENDIAN;
|
| -
|
| - final bool _littleEndian;
|
| -}
|
| -
|
| -
|
| -class NativeByteBuffer implements ByteBuffer native "ArrayBuffer" {
|
| - @JSName('byteLength')
|
| - final int lengthInBytes;
|
| -
|
| - Type get runtimeType => ByteBuffer;
|
| -
|
| - Uint8List asUint8List([int offsetInBytes = 0, int length]) {
|
| - return new NativeUint8List.view(this, offsetInBytes, length);
|
| - }
|
| - Int8List asInt8List([int offsetInBytes = 0, int length]) {
|
| - return new NativeInt8List.view(this, offsetInBytes, length);
|
| - }
|
| - Uint8ClampedList asUint8ClampedList([int offsetInBytes = 0, int length]) {
|
| - return new NativeUint8ClampedList.view(this, offsetInBytes, length);
|
| - }
|
| - Uint16List asUint16List([int offsetInBytes = 0, int length]) {
|
| - return new NativeUint16List.view(this, offsetInBytes, length);
|
| - }
|
| - Int16List asInt16List([int offsetInBytes = 0, int length]) {
|
| - return new NativeInt16List.view(this, offsetInBytes, length);
|
| - }
|
| - Uint32List asUint32List([int offsetInBytes = 0, int length]) {
|
| - return new NativeUint32List.view(this, offsetInBytes, length);
|
| - }
|
| - Int32List asInt32List([int offsetInBytes = 0, int length]) {
|
| - return new NativeInt32List.view(this, offsetInBytes, length);
|
| - }
|
| - Uint64List asUint64List([int offsetInBytes = 0, int length]) {
|
| - throw new UnsupportedError("Uint64List not supported by dart2js.");
|
| - }
|
| - Int64List asInt64List([int offsetInBytes = 0, int length]) {
|
| - throw new UnsupportedError("Int64List not supported by dart2js.");
|
| - }
|
| - Int32x4List asInt32x4List([int offsetInBytes = 0, int length]) {
|
| - throw new UnimplementedError();
|
| - }
|
| - Float32List asFloat32List([int offsetInBytes = 0, int length]) {
|
| - return new NativeFloat32List.view(this, offsetInBytes, length);
|
| - }
|
| - Float64List asFloat64List([int offsetInBytes = 0, int length]) {
|
| - return new NativeFloat64List.view(this, offsetInBytes, length);
|
| - }
|
| - Float32x4List asFloat32x4List([int offsetInBytes = 0, int length]) {
|
| - throw new UnimplementedError();
|
| - }
|
| - Float64x2List asFloat64x2List([int offsetInBytes = 0, int length]) {
|
| - throw new UnimplementedError();
|
| - }
|
| - ByteData asByteData([int offsetInBytes = 0, int length]) {
|
| - return new NativeByteData.view(this, offsetInBytes, length);
|
| - }
|
| -}
|
| -
|
| -class NativeTypedData implements TypedData native "ArrayBufferView" {
|
| - /**
|
| - * Returns the byte buffer associated with this object.
|
| - */
|
| - @Creates('NativeByteBuffer')
|
| - // May be Null for IE's CanvasPixelArray.
|
| - @Returns('NativeByteBuffer|Null')
|
| - final ByteBuffer buffer;
|
| -
|
| - /**
|
| - * Returns the length of this view, in bytes.
|
| - */
|
| - @JSName('byteLength')
|
| - final int lengthInBytes;
|
| -
|
| - /**
|
| - * Returns the offset in bytes into the underlying byte buffer of this view.
|
| - */
|
| - @JSName('byteOffset')
|
| - final int offsetInBytes;
|
| -
|
| - /**
|
| - * Returns the number of bytes in the representation of each element in this
|
| - * list.
|
| - */
|
| - @JSName('BYTES_PER_ELEMENT')
|
| - final int elementSizeInBytes;
|
| -
|
| - void _invalidIndex(int index, int length) {
|
| - if (index < 0 || index >= length) {
|
| - throw new RangeError.range(index, 0, length);
|
| - } else {
|
| - throw new ArgumentError('Invalid list index $index');
|
| - }
|
| - }
|
| -
|
| - void _checkIndex(int index, int length) {
|
| - if (JS('bool', '(# >>> 0) !== #', index, index) ||
|
| - JS('int', '#', index) >= length) { // 'int' guaranteed by above test.
|
| - _invalidIndex(index, length);
|
| - }
|
| - }
|
| -
|
| - int _checkSublistArguments(int start, int end, int length) {
|
| - // For `sublist` the [start] and [end] indices are allowed to be equal to
|
| - // [length]. However, [_checkIndex] only allows indices in the range
|
| - // 0 .. length - 1. We therefore increment the [length] argument by one
|
| - // for the [_checkIndex] checks.
|
| - _checkIndex(start, length + 1);
|
| - if (end == null) return length;
|
| - _checkIndex(end, length + 1);
|
| - if (start > end) throw new RangeError.range(start, 0, end);
|
| - return end;
|
| - }
|
| -}
|
| -
|
| -
|
| -// Validates the unnamed constructor length argument. Checking is necessary
|
| -// because passing unvalidated values to the native constructors can cause
|
| -// conversions or create views.
|
| -int _checkLength(length) {
|
| - if (length is! int) throw new ArgumentError('Invalid length $length');
|
| - return length;
|
| -}
|
| -
|
| -// Validates `.view` constructor arguments. Checking is necessary because
|
| -// passing unvalidated values to the native constructors can cause conversions
|
| -// (e.g. String arguments) or create typed data objects that are not actually
|
| -// views of the input.
|
| -void _checkViewArguments(buffer, offsetInBytes, length) {
|
| - if (buffer is! NativeByteBuffer) {
|
| - throw new ArgumentError('Invalid view buffer');
|
| - }
|
| - if (offsetInBytes is! int) {
|
| - throw new ArgumentError('Invalid view offsetInBytes $offsetInBytes');
|
| - }
|
| - if (length != null && length is! int) {
|
| - throw new ArgumentError('Invalid view length $length');
|
| - }
|
| -}
|
| -
|
| -// Ensures that [list] is a JavaScript Array or a typed array. If necessary,
|
| -// returns a copy of the list.
|
| -List _ensureNativeList(List list) {
|
| - if (list is JSIndexable) return list;
|
| - List result = new List(list.length);
|
| - for (int i = 0; i < list.length; i++) {
|
| - result[i] = list[i];
|
| - }
|
| - return result;
|
| -}
|
| -
|
| -
|
| -class NativeByteData extends NativeTypedData implements ByteData
|
| - native "DataView" {
|
| - /**
|
| - * Creates a [ByteData] of the specified length (in elements), all of
|
| - * whose elements are initially zero.
|
| - */
|
| - factory NativeByteData(int length) => _create1(_checkLength(length));
|
| -
|
| - /**
|
| - * Creates an [ByteData] _view_ of the specified region in the specified
|
| - * byte buffer. Changes in the [ByteData] will be visible in the byte
|
| - * buffer and vice versa. If the [offsetInBytes] index of the region is not
|
| - * specified, it defaults to zero (the first byte in the byte buffer).
|
| - * If the length is not specified, it defaults to null, which indicates
|
| - * that the view extends to the end of the byte buffer.
|
| - *
|
| - * Throws [RangeError] if [offsetInBytes] or [length] are negative, or
|
| - * if [offsetInBytes] + ([length] * elementSizeInBytes) is greater than
|
| - * the length of [buffer].
|
| - */
|
| - factory NativeByteData.view(ByteBuffer buffer,
|
| - [int offsetInBytes = 0, int length]) {
|
| - _checkViewArguments(buffer, offsetInBytes, length);
|
| - return length == null
|
| - ? _create2(buffer, offsetInBytes)
|
| - : _create3(buffer, offsetInBytes, length);
|
| - }
|
| -
|
| - Type get runtimeType => ByteData;
|
| -
|
| - int get elementSizeInBytes => 1;
|
| -
|
| - /**
|
| - * Returns the floating point number represented by the four bytes at
|
| - * the specified [byteOffset] in this object, in IEEE 754
|
| - * single-precision binary floating-point format (binary32).
|
| - *
|
| - * Throws [RangeError] if [byteOffset] is negative, or
|
| - * `byteOffset + 4` is greater than the length of this object.
|
| - */
|
| - num getFloat32(int byteOffset, [Endianness endian=Endianness.BIG_ENDIAN]) =>
|
| - _getFloat32(byteOffset, endian._littleEndian);
|
| -
|
| - @JSName('getFloat32')
|
| - @Returns('num')
|
| - num _getFloat32(int byteOffset, [bool littleEndian]) native;
|
| -
|
| - /**
|
| - * Returns the floating point number represented by the eight bytes at
|
| - * the specified [byteOffset] in this object, in IEEE 754
|
| - * double-precision binary floating-point format (binary64).
|
| - *
|
| - * Throws [RangeError] if [byteOffset] is negative, or
|
| - * `byteOffset + 8` is greater than the length of this object.
|
| - */
|
| - num getFloat64(int byteOffset, [Endianness endian=Endianness.BIG_ENDIAN]) =>
|
| - _getFloat64(byteOffset, endian._littleEndian);
|
| -
|
| - @JSName('getFloat64')
|
| - @Returns('num')
|
| - num _getFloat64(int byteOffset, [bool littleEndian]) native;
|
| -
|
| - /**
|
| - * Returns the (possibly negative) integer represented by the two bytes at
|
| - * the specified [byteOffset] in this object, in two's complement binary
|
| - * form.
|
| - * The return value will be between 2<sup>15</sup> and 2<sup>15</sup> - 1,
|
| - * inclusive.
|
| - *
|
| - * Throws [RangeError] if [byteOffset] is negative, or
|
| - * `byteOffset + 2` is greater than the length of this object.
|
| - */
|
| - int getInt16(int byteOffset, [Endianness endian=Endianness.BIG_ENDIAN]) =>
|
| - _getInt16(byteOffset, endian._littleEndian);
|
| -
|
| - @JSName('getInt16')
|
| - @Returns('int')
|
| - int _getInt16(int byteOffset, [bool littleEndian]) native;
|
| -
|
| - /**
|
| - * Returns the (possibly negative) integer represented by the four bytes at
|
| - * the specified [byteOffset] in this object, in two's complement binary
|
| - * form.
|
| - * The return value will be between 2<sup>31</sup> and 2<sup>31</sup> - 1,
|
| - * inclusive.
|
| - *
|
| - * Throws [RangeError] if [byteOffset] is negative, or
|
| - * `byteOffset + 4` is greater than the length of this object.
|
| - */
|
| - int getInt32(int byteOffset, [Endianness endian=Endianness.BIG_ENDIAN]) =>
|
| - _getInt32(byteOffset, endian._littleEndian);
|
| -
|
| - @JSName('getInt32')
|
| - @Returns('int')
|
| - int _getInt32(int byteOffset, [bool littleEndian]) native;
|
| -
|
| - /**
|
| - * Returns the (possibly negative) integer represented by the eight bytes at
|
| - * the specified [byteOffset] in this object, in two's complement binary
|
| - * form.
|
| - * The return value will be between 2<sup>63</sup> and 2<sup>63</sup> - 1,
|
| - * inclusive.
|
| - *
|
| - * Throws [RangeError] if [byteOffset] is negative, or
|
| - * `byteOffset + 8` is greater than the length of this object.
|
| - */
|
| - int getInt64(int byteOffset, [Endianness endian=Endianness.BIG_ENDIAN]) {
|
| - throw new UnsupportedError('Int64 accessor not supported by dart2js.');
|
| - }
|
| -
|
| - /**
|
| - * Returns the (possibly negative) integer represented by the byte at the
|
| - * specified [byteOffset] in this object, in two's complement binary
|
| - * representation. The return value will be between -128 and 127, inclusive.
|
| - *
|
| - * Throws [RangeError] if [byteOffset] is negative, or
|
| - * greater than or equal to the length of this object.
|
| - */
|
| - int getInt8(int byteOffset) native;
|
| -
|
| - /**
|
| - * Returns the positive integer represented by the two bytes starting
|
| - * at the specified [byteOffset] in this object, in unsigned binary
|
| - * form.
|
| - * The return value will be between 0 and 2<sup>16</sup> - 1, inclusive.
|
| - *
|
| - * Throws [RangeError] if [byteOffset] is negative, or
|
| - * `byteOffset + 2` is greater than the length of this object.
|
| - */
|
| - int getUint16(int byteOffset, [Endianness endian=Endianness.BIG_ENDIAN]) =>
|
| - _getUint16(byteOffset, endian._littleEndian);
|
| -
|
| - @JSName('getUint16')
|
| - @Returns('JSUInt31')
|
| - int _getUint16(int byteOffset, [bool littleEndian]) native;
|
| -
|
| - /**
|
| - * Returns the positive integer represented by the four bytes starting
|
| - * at the specified [byteOffset] in this object, in unsigned binary
|
| - * form.
|
| - * The return value will be between 0 and 2<sup>32</sup> - 1, inclusive.
|
| - *
|
| - * Throws [RangeError] if [byteOffset] is negative, or
|
| - * `byteOffset + 4` is greater than the length of this object.
|
| - */
|
| - int getUint32(int byteOffset, [Endianness endian=Endianness.BIG_ENDIAN]) =>
|
| - _getUint32(byteOffset, endian._littleEndian);
|
| -
|
| - @JSName('getUint32')
|
| - @Returns('JSUInt32')
|
| - int _getUint32(int byteOffset, [bool littleEndian]) native;
|
| -
|
| - /**
|
| - * Returns the positive integer represented by the eight bytes starting
|
| - * at the specified [byteOffset] in this object, in unsigned binary
|
| - * form.
|
| - * The return value will be between 0 and 2<sup>64</sup> - 1, inclusive.
|
| - *
|
| - * Throws [RangeError] if [byteOffset] is negative, or
|
| - * `byteOffset + 8` is greater than the length of this object.
|
| - */
|
| - int getUint64(int byteOffset, [Endianness endian=Endianness.BIG_ENDIAN]) {
|
| - throw new UnsupportedError('Uint64 accessor not supported by dart2js.');
|
| - }
|
| -
|
| - /**
|
| - * Returns the positive integer represented by the byte at the specified
|
| - * [byteOffset] in this object, in unsigned binary form. The
|
| - * return value will be between 0 and 255, inclusive.
|
| - *
|
| - * Throws [RangeError] if [byteOffset] is negative, or
|
| - * greater than or equal to the length of this object.
|
| - */
|
| - int getUint8(int byteOffset) native;
|
| -
|
| - /**
|
| - * Sets the four bytes starting at the specified [byteOffset] in this
|
| - * object to the IEEE 754 single-precision binary floating-point
|
| - * (binary32) representation of the specified [value].
|
| - *
|
| - * **Note that this method can lose precision.** The input [value] is
|
| - * a 64-bit floating point value, which will be converted to 32-bit
|
| - * floating point value by IEEE 754 rounding rules before it is stored.
|
| - * If [value] cannot be represented exactly as a binary32, it will be
|
| - * converted to the nearest binary32 value. If two binary32 values are
|
| - * equally close, the one whose least significant bit is zero will be used.
|
| - * Note that finite (but large) values can be converted to infinity, and
|
| - * small non-zero values can be converted to zero.
|
| - *
|
| - * Throws [RangeError] if [byteOffset] is negative, or
|
| - * `byteOffset + 4` is greater than the length of this object.
|
| - */
|
| - void setFloat32(int byteOffset, num value,
|
| - [Endianness endian=Endianness.BIG_ENDIAN]) =>
|
| - _setFloat32(byteOffset, value, endian._littleEndian);
|
| -
|
| - @JSName('setFloat32')
|
| - void _setFloat32(int byteOffset, num value, [bool littleEndian]) native;
|
| -
|
| - /**
|
| - * Sets the eight bytes starting at the specified [byteOffset] in this
|
| - * object to the IEEE 754 double-precision binary floating-point
|
| - * (binary64) representation of the specified [value].
|
| - *
|
| - * Throws [RangeError] if [byteOffset] is negative, or
|
| - * `byteOffset + 8` is greater than the length of this object.
|
| - */
|
| - void setFloat64(int byteOffset, num value,
|
| - [Endianness endian=Endianness.BIG_ENDIAN]) =>
|
| - _setFloat64(byteOffset, value, endian._littleEndian);
|
| -
|
| - @JSName('setFloat64')
|
| - void _setFloat64(int byteOffset, num value, [bool littleEndian]) native;
|
| -
|
| - /**
|
| - * Sets the two bytes starting at the specified [byteOffset] in this
|
| - * object to the two's complement binary representation of the specified
|
| - * [value], which must fit in two bytes. In other words, [value] must lie
|
| - * between 2<sup>15</sup> and 2<sup>15</sup> - 1, inclusive.
|
| - *
|
| - * Throws [RangeError] if [byteOffset] is negative, or
|
| - * `byteOffset + 2` is greater than the length of this object.
|
| - */
|
| - void setInt16(int byteOffset, int value,
|
| - [Endianness endian=Endianness.BIG_ENDIAN]) =>
|
| - _setInt16(byteOffset, value, endian._littleEndian);
|
| -
|
| - @JSName('setInt16')
|
| - void _setInt16(int byteOffset, int value, [bool littleEndian]) native;
|
| -
|
| - /**
|
| - * Sets the four bytes starting at the specified [byteOffset] in this
|
| - * object to the two's complement binary representation of the specified
|
| - * [value], which must fit in four bytes. In other words, [value] must lie
|
| - * between 2<sup>31</sup> and 2<sup>31</sup> - 1, inclusive.
|
| - *
|
| - * Throws [RangeError] if [byteOffset] is negative, or
|
| - * `byteOffset + 4` is greater than the length of this object.
|
| - */
|
| - void setInt32(int byteOffset, int value,
|
| - [Endianness endian=Endianness.BIG_ENDIAN]) =>
|
| - _setInt32(byteOffset, value, endian._littleEndian);
|
| -
|
| - @JSName('setInt32')
|
| - void _setInt32(int byteOffset, int value, [bool littleEndian]) native;
|
| -
|
| - /**
|
| - * Sets the eight bytes starting at the specified [byteOffset] in this
|
| - * object to the two's complement binary representation of the specified
|
| - * [value], which must fit in eight bytes. In other words, [value] must lie
|
| - * between 2<sup>63</sup> and 2<sup>63</sup> - 1, inclusive.
|
| - *
|
| - * Throws [RangeError] if [byteOffset] is negative, or
|
| - * `byteOffset + 8` is greater than the length of this object.
|
| - */
|
| - void setInt64(int byteOffset, int value,
|
| - [Endianness endian=Endianness.BIG_ENDIAN]) {
|
| - throw new UnsupportedError('Int64 accessor not supported by dart2js.');
|
| - }
|
| -
|
| - /**
|
| - * Sets the byte at the specified [byteOffset] in this object to the
|
| - * two's complement binary representation of the specified [value], which
|
| - * must fit in a single byte. In other words, [value] must be between
|
| - * -128 and 127, inclusive.
|
| - *
|
| - * Throws [RangeError] if [byteOffset] is negative, or
|
| - * greater than or equal to the length of this object.
|
| - */
|
| - void setInt8(int byteOffset, int value) native;
|
| -
|
| - /**
|
| - * Sets the two bytes starting at the specified [byteOffset] in this object
|
| - * to the unsigned binary representation of the specified [value],
|
| - * which must fit in two bytes. in other words, [value] must be between
|
| - * 0 and 2<sup>16</sup> - 1, inclusive.
|
| - *
|
| - * Throws [RangeError] if [byteOffset] is negative, or
|
| - * `byteOffset + 2` is greater than the length of this object.
|
| - */
|
| - void setUint16(int byteOffset, int value,
|
| - [Endianness endian=Endianness.BIG_ENDIAN]) =>
|
| - _setUint16(byteOffset, value, endian._littleEndian);
|
| -
|
| - @JSName('setUint16')
|
| - void _setUint16(int byteOffset, int value, [bool littleEndian]) native;
|
| -
|
| - /**
|
| - * Sets the four bytes starting at the specified [byteOffset] in this object
|
| - * to the unsigned binary representation of the specified [value],
|
| - * which must fit in four bytes. in other words, [value] must be between
|
| - * 0 and 2<sup>32</sup> - 1, inclusive.
|
| - *
|
| - * Throws [RangeError] if [byteOffset] is negative, or
|
| - * `byteOffset + 4` is greater than the length of this object.
|
| - */
|
| - void setUint32(int byteOffset, int value,
|
| - [Endianness endian=Endianness.BIG_ENDIAN]) =>
|
| - _setUint32(byteOffset, value, endian._littleEndian);
|
| -
|
| - @JSName('setUint32')
|
| - void _setUint32(int byteOffset, int value, [bool littleEndian]) native;
|
| -
|
| - /**
|
| - * Sets the eight bytes starting at the specified [byteOffset] in this object
|
| - * to the unsigned binary representation of the specified [value],
|
| - * which must fit in eight bytes. in other words, [value] must be between
|
| - * 0 and 2<sup>64</sup> - 1, inclusive.
|
| - *
|
| - * Throws [RangeError] if [byteOffset] is negative, or
|
| - * `byteOffset + 8` is greater than the length of this object.
|
| - */
|
| - void setUint64(int byteOffset, int value,
|
| - [Endianness endian=Endianness.BIG_ENDIAN]) {
|
| - throw new UnsupportedError('Uint64 accessor not supported by dart2js.');
|
| - }
|
| -
|
| - /**
|
| - * Sets the byte at the specified [byteOffset] in this object to the
|
| - * unsigned binary representation of the specified [value], which must fit
|
| - * in a single byte. in other words, [value] must be between 0 and 255,
|
| - * inclusive.
|
| - *
|
| - * Throws [RangeError] if [byteOffset] is negative,
|
| - * or greater than or equal to the length of this object.
|
| - */
|
| - void setUint8(int byteOffset, int value) native;
|
| -
|
| - static NativeByteData _create1(arg) =>
|
| - JS('NativeByteData', 'new DataView(new ArrayBuffer(#))', arg);
|
| -
|
| - static NativeByteData _create2(arg1, arg2) =>
|
| - JS('NativeByteData', 'new DataView(#, #)', arg1, arg2);
|
| -
|
| - static NativeByteData _create3(arg1, arg2, arg3) =>
|
| - JS('NativeByteData', 'new DataView(#, #, #)', arg1, arg2, arg3);
|
| -}
|
| -
|
| -
|
| -abstract class NativeTypedArray extends NativeTypedData
|
| - implements JavaScriptIndexingBehavior {
|
| - int get length => JS('JSUInt32', '#.length', this);
|
| -
|
| - bool _setRangeFast(int start, int end,
|
| - NativeTypedArray source, int skipCount) {
|
| - int targetLength = this.length;
|
| - _checkIndex(start, targetLength + 1);
|
| - _checkIndex(end, targetLength + 1);
|
| - if (start > end) throw new RangeError.range(start, 0, end);
|
| - int count = end - start;
|
| -
|
| - if (skipCount < 0) throw new ArgumentError(skipCount);
|
| -
|
| - int sourceLength = source.length;
|
| - if (sourceLength - skipCount < count) {
|
| - throw new StateError('Not enough elements');
|
| - }
|
| -
|
| - if (skipCount != 0 || sourceLength != count) {
|
| - // Create a view of the exact subrange that is copied from the source.
|
| - source = JS('', '#.subarray(#, #)',
|
| - source, skipCount, skipCount + count);
|
| - }
|
| - JS('void', '#.set(#, #)', this, source, start);
|
| - }
|
| -}
|
| -
|
| -abstract class NativeTypedArrayOfDouble
|
| - extends NativeTypedArray
|
| - with ListMixin<double>, FixedLengthListMixin<double>
|
| - implements List<double> {
|
| -
|
| - num operator[](int index) {
|
| - _checkIndex(index, length);
|
| - return JS('num', '#[#]', this, index);
|
| - }
|
| -
|
| - void operator[]=(int index, num value) {
|
| - _checkIndex(index, length);
|
| - JS('void', '#[#] = #', this, index, value);
|
| - }
|
| -
|
| - void setRange(int start, int end, Iterable<double> iterable,
|
| - [int skipCount = 0]) {
|
| - if (iterable is NativeTypedArrayOfDouble) {
|
| - _setRangeFast(start, end, iterable, skipCount);
|
| - return;
|
| - }
|
| - super.setRange(start, end, iterable, skipCount);
|
| - }
|
| -}
|
| -
|
| -abstract class NativeTypedArrayOfInt
|
| - extends NativeTypedArray
|
| - with ListMixin<int>, FixedLengthListMixin<int>
|
| - implements List<int> {
|
| -
|
| - // operator[]() is not here since different versions have different return
|
| - // types
|
| -
|
| - void operator[]=(int index, int value) {
|
| - _checkIndex(index, length);
|
| - JS('void', '#[#] = #', this, index, value);
|
| - }
|
| -
|
| - void setRange(int start, int end, Iterable<int> iterable,
|
| - [int skipCount = 0]) {
|
| - if (iterable is NativeTypedArrayOfInt) {
|
| - _setRangeFast(start, end, iterable, skipCount);
|
| - return;
|
| - }
|
| - super.setRange(start, end, iterable, skipCount);
|
| - }
|
| -}
|
| -
|
| -
|
| -class NativeFloat32List
|
| - extends NativeTypedArrayOfDouble
|
| - implements Float32List
|
| - native "Float32Array" {
|
| -
|
| - factory NativeFloat32List(int length) => _create1(_checkLength(length));
|
| -
|
| - factory NativeFloat32List.fromList(List<double> elements) =>
|
| - _create1(_ensureNativeList(elements));
|
| -
|
| - factory NativeFloat32List.view(ByteBuffer buffer,
|
| - int offsetInBytes, int length) {
|
| - _checkViewArguments(buffer, offsetInBytes, length);
|
| - return length == null
|
| - ? _create2(buffer, offsetInBytes)
|
| - : _create3(buffer, offsetInBytes, length);
|
| - }
|
| -
|
| - Type get runtimeType => Float32List;
|
| -
|
| - List<double> sublist(int start, [int end]) {
|
| - end = _checkSublistArguments(start, end, length);
|
| - var source = JS('NativeFloat32List', '#.subarray(#, #)', this, start, end);
|
| - return _create1(source);
|
| - }
|
| -
|
| - static NativeFloat32List _create1(arg) =>
|
| - JS('NativeFloat32List', 'new Float32Array(#)', arg);
|
| -
|
| - static NativeFloat32List _create2(arg1, arg2) =>
|
| - JS('NativeFloat32List', 'new Float32Array(#, #)', arg1, arg2);
|
| -
|
| - static NativeFloat32List _create3(arg1, arg2, arg3) =>
|
| - JS('NativeFloat32List', 'new Float32Array(#, #, #)', arg1, arg2, arg3);
|
| -}
|
| -
|
| -
|
| -class NativeFloat64List
|
| - extends NativeTypedArrayOfDouble
|
| - implements Float64List
|
| - native "Float64Array" {
|
| -
|
| - factory NativeFloat64List(int length) => _create1(_checkLength(length));
|
| -
|
| - factory NativeFloat64List.fromList(List<double> elements) =>
|
| - _create1(_ensureNativeList(elements));
|
| -
|
| - factory NativeFloat64List.view(ByteBuffer buffer,
|
| - int offsetInBytes, int length) {
|
| - _checkViewArguments(buffer, offsetInBytes, length);
|
| - return length == null
|
| - ? _create2(buffer, offsetInBytes)
|
| - : _create3(buffer, offsetInBytes, length);
|
| - }
|
| -
|
| - Type get runtimeType => Float64List;
|
| -
|
| - List<double> sublist(int start, [int end]) {
|
| - end = _checkSublistArguments(start, end, length);
|
| - var source = JS('NativeFloat64List', '#.subarray(#, #)', this, start, end);
|
| - return _create1(source);
|
| - }
|
| -
|
| - static NativeFloat64List _create1(arg) =>
|
| - JS('NativeFloat64List', 'new Float64Array(#)', arg);
|
| -
|
| - static NativeFloat64List _create2(arg1, arg2) =>
|
| - JS('NativeFloat64List', 'new Float64Array(#, #)', arg1, arg2);
|
| -
|
| - static NativeFloat64List _create3(arg1, arg2, arg3) =>
|
| - JS('NativeFloat64List', 'new Float64Array(#, #, #)', arg1, arg2, arg3);
|
| -}
|
| -
|
| -
|
| -class NativeInt16List
|
| - extends NativeTypedArrayOfInt
|
| - implements Int16List
|
| - native "Int16Array" {
|
| -
|
| - factory NativeInt16List(int length) => _create1(_checkLength(length));
|
| -
|
| - factory NativeInt16List.fromList(List<int> elements) =>
|
| - _create1(_ensureNativeList(elements));
|
| -
|
| - factory NativeInt16List.view(ByteBuffer buffer,
|
| - [int offsetInBytes = 0, int length]) {
|
| - _checkViewArguments(buffer, offsetInBytes, length);
|
| - return length == null
|
| - ? _create2(buffer, offsetInBytes)
|
| - : _create3(buffer, offsetInBytes, length);
|
| - }
|
| -
|
| - Type get runtimeType => Int16List;
|
| -
|
| - int operator[](int index) {
|
| - _checkIndex(index, length);
|
| - return JS('int', '#[#]', this, index);
|
| - }
|
| -
|
| - List<int> sublist(int start, [int end]) {
|
| - end = _checkSublistArguments(start, end, length);
|
| - var source = JS('NativeInt16List', '#.subarray(#, #)', this, start, end);
|
| - return _create1(source);
|
| - }
|
| -
|
| - static NativeInt16List _create1(arg) =>
|
| - JS('NativeInt16List', 'new Int16Array(#)', arg);
|
| -
|
| - static NativeInt16List _create2(arg1, arg2) =>
|
| - JS('NativeInt16List', 'new Int16Array(#, #)', arg1, arg2);
|
| -
|
| - static NativeInt16List _create3(arg1, arg2, arg3) =>
|
| - JS('NativeInt16List', 'new Int16Array(#, #, #)', arg1, arg2, arg3);
|
| -}
|
| -
|
| -
|
| -class NativeInt32List
|
| - extends NativeTypedArrayOfInt
|
| - implements Int32List
|
| - native "Int32Array" {
|
| -
|
| - factory NativeInt32List(int length) => _create1(_checkLength(length));
|
| -
|
| - factory NativeInt32List.fromList(List<int> elements) =>
|
| - _create1(_ensureNativeList(elements));
|
| -
|
| - factory NativeInt32List.view(ByteBuffer buffer,
|
| - int offsetInBytes, int length) {
|
| - _checkViewArguments(buffer, offsetInBytes, length);
|
| - return length == null
|
| - ? _create2(buffer, offsetInBytes)
|
| - : _create3(buffer, offsetInBytes, length);
|
| - }
|
| -
|
| - Type get runtimeType => Int32List;
|
| -
|
| - int operator[](int index) {
|
| - _checkIndex(index, length);
|
| - return JS('int', '#[#]', this, index);
|
| - }
|
| -
|
| - List<int> sublist(int start, [int end]) {
|
| - end = _checkSublistArguments(start, end, length);
|
| - var source = JS('NativeInt32List', '#.subarray(#, #)', this, start, end);
|
| - return _create1(source);
|
| - }
|
| -
|
| - static NativeInt32List _create1(arg) =>
|
| - JS('NativeInt32List', 'new Int32Array(#)', arg);
|
| -
|
| - static NativeInt32List _create2(arg1, arg2) =>
|
| - JS('NativeInt32List', 'new Int32Array(#, #)', arg1, arg2);
|
| -
|
| - static NativeInt32List _create3(arg1, arg2, arg3) =>
|
| - JS('NativeInt32List', 'new Int32Array(#, #, #)', arg1, arg2, arg3);
|
| -}
|
| -
|
| -
|
| -class NativeInt8List
|
| - extends NativeTypedArrayOfInt
|
| - implements Int8List
|
| - native "Int8Array" {
|
| -
|
| - factory NativeInt8List(int length) => _create1(_checkLength(length));
|
| -
|
| - factory NativeInt8List.fromList(List<int> elements) =>
|
| - _create1(_ensureNativeList(elements));
|
| -
|
| - factory NativeInt8List.view(ByteBuffer buffer,
|
| - int offsetInBytes, int length) {
|
| - _checkViewArguments(buffer, offsetInBytes, length);
|
| - return length == null
|
| - ? _create2(buffer, offsetInBytes)
|
| - : _create3(buffer, offsetInBytes, length);
|
| - }
|
| -
|
| - Type get runtimeType => Int8List;
|
| -
|
| - int operator[](int index) {
|
| - _checkIndex(index, length);
|
| - return JS('int', '#[#]', this, index);
|
| - }
|
| -
|
| - List<int> sublist(int start, [int end]) {
|
| - end = _checkSublistArguments(start, end, length);
|
| - var source = JS('NativeInt8List', '#.subarray(#, #)', this, start, end);
|
| - return _create1(source);
|
| - }
|
| -
|
| - static NativeInt8List _create1(arg) =>
|
| - JS('NativeInt8List', 'new Int8Array(#)', arg);
|
| -
|
| - static NativeInt8List _create2(arg1, arg2) =>
|
| - JS('NativeInt8List', 'new Int8Array(#, #)', arg1, arg2);
|
| -
|
| - static Int8List _create3(arg1, arg2, arg3) =>
|
| - JS('NativeInt8List', 'new Int8Array(#, #, #)', arg1, arg2, arg3);
|
| -}
|
| -
|
| -
|
| -class NativeUint16List
|
| - extends NativeTypedArrayOfInt
|
| - implements Uint16List
|
| - native "Uint16Array" {
|
| -
|
| - factory NativeUint16List(int length) => _create1(_checkLength(length));
|
| -
|
| - factory NativeUint16List.fromList(List<int> list) =>
|
| - _create1(_ensureNativeList(list));
|
| -
|
| - factory NativeUint16List.view(ByteBuffer buffer,
|
| - int offsetInBytes, int length) {
|
| - _checkViewArguments(buffer, offsetInBytes, length);
|
| - return length == null
|
| - ? _create2(buffer, offsetInBytes)
|
| - : _create3(buffer, offsetInBytes, length);
|
| - }
|
| -
|
| - Type get runtimeType => Uint16List;
|
| -
|
| - int operator[](int index) {
|
| - _checkIndex(index, length);
|
| - return JS('JSUInt31', '#[#]', this, index);
|
| - }
|
| -
|
| - List<int> sublist(int start, [int end]) {
|
| - end = _checkSublistArguments(start, end, length);
|
| - var source = JS('NativeUint16List', '#.subarray(#, #)', this, start, end);
|
| - return _create1(source);
|
| - }
|
| -
|
| - static NativeUint16List _create1(arg) =>
|
| - JS('NativeUint16List', 'new Uint16Array(#)', arg);
|
| -
|
| - static NativeUint16List _create2(arg1, arg2) =>
|
| - JS('NativeUint16List', 'new Uint16Array(#, #)', arg1, arg2);
|
| -
|
| - static NativeUint16List _create3(arg1, arg2, arg3) =>
|
| - JS('NativeUint16List', 'new Uint16Array(#, #, #)', arg1, arg2, arg3);
|
| -}
|
| -
|
| -
|
| -class NativeUint32List
|
| - extends NativeTypedArrayOfInt
|
| - implements Uint32List
|
| - native "Uint32Array" {
|
| -
|
| - factory NativeUint32List(int length) => _create1(_checkLength(length));
|
| -
|
| - factory NativeUint32List.fromList(List<int> elements) =>
|
| - _create1(_ensureNativeList(elements));
|
| -
|
| - factory NativeUint32List.view(ByteBuffer buffer,
|
| - int offsetInBytes, int length) {
|
| - _checkViewArguments(buffer, offsetInBytes, length);
|
| - return length == null
|
| - ? _create2(buffer, offsetInBytes)
|
| - : _create3(buffer, offsetInBytes, length);
|
| - }
|
| -
|
| - Type get runtimeType => Uint32List;
|
| -
|
| - int operator[](int index) {
|
| - _checkIndex(index, length);
|
| - return JS('JSUInt32', '#[#]', this, index);
|
| - }
|
| -
|
| - List<int> sublist(int start, [int end]) {
|
| - end = _checkSublistArguments(start, end, length);
|
| - var source = JS('NativeUint32List', '#.subarray(#, #)', this, start, end);
|
| - return _create1(source);
|
| - }
|
| -
|
| - static NativeUint32List _create1(arg) =>
|
| - JS('NativeUint32List', 'new Uint32Array(#)', arg);
|
| -
|
| - static NativeUint32List _create2(arg1, arg2) =>
|
| - JS('NativeUint32List', 'new Uint32Array(#, #)', arg1, arg2);
|
| -
|
| - static NativeUint32List _create3(arg1, arg2, arg3) =>
|
| - JS('NativeUint32List', 'new Uint32Array(#, #, #)', arg1, arg2, arg3);
|
| -}
|
| -
|
| -
|
| -class NativeUint8ClampedList
|
| - extends NativeTypedArrayOfInt
|
| - implements Uint8ClampedList
|
| - native "Uint8ClampedArray,CanvasPixelArray" {
|
| -
|
| - factory NativeUint8ClampedList(int length) => _create1(_checkLength(length));
|
| -
|
| - factory NativeUint8ClampedList.fromList(List<int> elements) =>
|
| - _create1(_ensureNativeList(elements));
|
| -
|
| - factory NativeUint8ClampedList.view(ByteBuffer buffer,
|
| - int offsetInBytes, int length) {
|
| - _checkViewArguments(buffer, offsetInBytes, length);
|
| - return length == null
|
| - ? _create2(buffer, offsetInBytes)
|
| - : _create3(buffer, offsetInBytes, length);
|
| - }
|
| -
|
| - Type get runtimeType => Uint8ClampedList;
|
| -
|
| - int get length => JS('JSUInt32', '#.length', this);
|
| -
|
| - int operator[](int index) {
|
| - _checkIndex(index, length);
|
| - return JS('JSUInt31', '#[#]', this, index);
|
| - }
|
| -
|
| - List<int> sublist(int start, [int end]) {
|
| - end = _checkSublistArguments(start, end, length);
|
| - var source = JS('NativeUint8ClampedList', '#.subarray(#, #)',
|
| - this, start, end);
|
| - return _create1(source);
|
| - }
|
| -
|
| - static NativeUint8ClampedList _create1(arg) =>
|
| - JS('NativeUint8ClampedList', 'new Uint8ClampedArray(#)', arg);
|
| -
|
| - static NativeUint8ClampedList _create2(arg1, arg2) =>
|
| - JS('NativeUint8ClampedList', 'new Uint8ClampedArray(#, #)', arg1, arg2);
|
| -
|
| - static NativeUint8ClampedList _create3(arg1, arg2, arg3) =>
|
| - JS('NativeUint8ClampedList', 'new Uint8ClampedArray(#, #, #)',
|
| - arg1, arg2, arg3);
|
| -}
|
| -
|
| -
|
| -class NativeUint8List
|
| - extends NativeTypedArrayOfInt
|
| - implements Uint8List
|
| - // On some browsers Uint8ClampedArray is a subtype of Uint8Array. Marking
|
| - // Uint8List as !nonleaf ensures that the native dispatch correctly handles
|
| - // the potential for Uint8ClampedArray to 'accidentally' pick up the
|
| - // dispatch record for Uint8List.
|
| - native "Uint8Array,!nonleaf" {
|
| -
|
| - factory NativeUint8List(int length) => _create1(_checkLength(length));
|
| -
|
| - factory NativeUint8List.fromList(List<int> elements) =>
|
| - _create1(_ensureNativeList(elements));
|
| -
|
| - factory NativeUint8List.view(ByteBuffer buffer,
|
| - int offsetInBytes, int length) {
|
| - _checkViewArguments(buffer, offsetInBytes, length);
|
| - return length == null
|
| - ? _create2(buffer, offsetInBytes)
|
| - : _create3(buffer, offsetInBytes, length);
|
| - }
|
| -
|
| - Type get runtimeType => Uint8List;
|
| -
|
| - int get length => JS('JSUInt32', '#.length', this);
|
| -
|
| - int operator[](int index) {
|
| - _checkIndex(index, length);
|
| - return JS('JSUInt31', '#[#]', this, index);
|
| - }
|
| -
|
| - List<int> sublist(int start, [int end]) {
|
| - end = _checkSublistArguments(start, end, length);
|
| - var source = JS('NativeUint8List', '#.subarray(#, #)', this, start, end);
|
| - return _create1(source);
|
| - }
|
| -
|
| - static NativeUint8List _create1(arg) =>
|
| - JS('NativeUint8List', 'new Uint8Array(#)', arg);
|
| -
|
| - static NativeUint8List _create2(arg1, arg2) =>
|
| - JS('NativeUint8List', 'new Uint8Array(#, #)', arg1, arg2);
|
| -
|
| - static NativeUint8List _create3(arg1, arg2, arg3) =>
|
| - JS('NativeUint8List', 'new Uint8Array(#, #, #)', arg1, arg2, arg3);
|
| -}
|
|
|