com.google.gwt.typedarrays.client

Class JsUtils

java.lang.Object

com.google.gwt.typedarrays.client.JsUtils

public class JsUtils
extends java.lang.Object

JS-specific utility methods, for use in client-side code that has the values in JS objects already.

Method Summary

Modifier and Type	Method and Description
static ArrayBuffer	arrayBufferFromString(java.lang.String str) Creates an ArrayBuffer from a string, with bytes encoded as individual characters (which means in UTF8-encoded strings, byte values 0x80-0xFF take two bytes.
static Float32ArrayNative	createFloat32Array(JsArrayNumber array)
static Float64ArrayNative	createFloat64Array(JsArrayNumber array)
static Int16ArrayNative	createInt16Array(JsArrayInteger array)
static Int32ArrayNative	createInt32Array(JsArrayInteger array)
static Int8ArrayNative	createInt8Array(JsArrayInteger array)
static Uint16ArrayNative	createUint16Array(JsArrayInteger array)
static Uint32ArrayNative	createUint32Array(JsArrayNumber array)
static Uint8ArrayNative	createUint8Array(JsArrayInteger array)
static Uint8ClampedArray	createUint8ClampedArray(JsArrayInteger array)
static void	set(Float32Array dest, JsArrayNumber array)
static void	set(Float32Array dest, JsArrayNumber array, int offset)
static void	set(Float64Array dest, JsArrayNumber array)
static void	set(Float64Array dest, JsArrayNumber array, int offset)
static void	set(Int16Array dest, JsArrayInteger array)
static void	set(Int16Array dest, JsArrayInteger array, int offset)
static void	set(Int32Array dest, JsArrayInteger array)
static void	set(Int32Array dest, JsArrayInteger array, int offset)
static void	set(Int8Array dest, JsArrayInteger array)
static void	set(Int8Array dest, JsArrayInteger array, int offset)
static void	set(Uint16Array dest, JsArrayInteger array)
static void	set(Uint16Array dest, JsArrayInteger array, int offset)
static void	set(Uint32Array dest, JsArrayNumber array)
static void	set(Uint32Array dest, JsArrayNumber array, int offset)
static void	set(Uint8Array dest, JsArrayInteger array)
static void	set(Uint8Array dest, JsArrayInteger array, int offset)
static void	set(Uint8ClampedArray dest, JsArrayInteger array)
static void	set(Uint8ClampedArray dest, JsArrayInteger array, int offset)
static java.lang.String	stringFromArrayBuffer(ArrayBuffer buf) Creates a string from an ArrayBuffer, with bytes encoded as individual characters (which means in UTF8-encoded strings, byte values 0x80-0xFF take two bytes.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

arrayBufferFromString

public static ArrayBuffer arrayBufferFromString(java.lang.String str)

Creates an ArrayBuffer from a string, with bytes encoded as individual characters (which means in UTF8-encoded strings, byte values 0x80-0xFF take two bytes.

Parameters:

str -

Returns:

an ArrayBuffer containing the bytes decoded from the string

createFloat32Array

public static Float32ArrayNative createFloat32Array(JsArrayNumber array)

createFloat64Array

public static Float64ArrayNative createFloat64Array(JsArrayNumber array)

createInt16Array

public static Int16ArrayNative createInt16Array(JsArrayInteger array)

createInt32Array

public static Int32ArrayNative createInt32Array(JsArrayInteger array)

createInt8Array

public static Int8ArrayNative createInt8Array(JsArrayInteger array)

createUint16Array

public static Uint16ArrayNative createUint16Array(JsArrayInteger array)

createUint32Array

public static Uint32ArrayNative createUint32Array(JsArrayNumber array)

createUint8Array

public static Uint8ArrayNative createUint8Array(JsArrayInteger array)

createUint8ClampedArray

public static Uint8ClampedArray createUint8ClampedArray(JsArrayInteger array)

set

public static void set(Float32Array dest,
                       JsArrayNumber array)

set

public static void set(Float32Array dest,
                       JsArrayNumber array,
                       int offset)

set

public static void set(Float64Array dest,
                       JsArrayNumber array)

set

public static void set(Float64Array dest,
                       JsArrayNumber array,
                       int offset)

set

public static void set(Int16Array dest,
                       JsArrayInteger array)

set

public static void set(Int16Array dest,
                       JsArrayInteger array,
                       int offset)

set

public static void set(Int32Array dest,
                       JsArrayInteger array)

set

public static void set(Int32Array dest,
                       JsArrayInteger array,
                       int offset)

set

public static void set(Int8Array dest,
                       JsArrayInteger array)

set

public static void set(Int8Array dest,
                       JsArrayInteger array,
                       int offset)

set

public static void set(Uint16Array dest,
                       JsArrayInteger array)

set

public static void set(Uint16Array dest,
                       JsArrayInteger array,
                       int offset)

set

public static void set(Uint32Array dest,
                       JsArrayNumber array)

set

public static void set(Uint32Array dest,
                       JsArrayNumber array,
                       int offset)

set

public static void set(Uint8Array dest,
                       JsArrayInteger array)

set

public static void set(Uint8Array dest,
                       JsArrayInteger array,
                       int offset)

set

public static void set(Uint8ClampedArray dest,
                       JsArrayInteger array)

set

public static void set(Uint8ClampedArray dest,
                       JsArrayInteger array,
                       int offset)

stringFromArrayBuffer

public static java.lang.String stringFromArrayBuffer(ArrayBuffer buf)

Creates a string from an ArrayBuffer, with bytes encoded as individual characters (which means in UTF8-encoded strings, byte values 0x80-0xFF take two bytes.

Parameters:

buf -

Returns:

a string encoding the bytes in the ArrayBuffer