com.gargoylesoftware.htmlunit.javascript.host.arrays

Class DataView

java.lang.Object

net.sourceforge.htmlunit.corejs.javascript.ScriptableObject

com.gargoylesoftware.htmlunit.javascript.SimpleScriptable

com.gargoylesoftware.htmlunit.javascript.host.arrays.ArrayBufferView

com.gargoylesoftware.htmlunit.javascript.host.arrays.DataView

All Implemented Interfaces:

Serializable, Cloneable, net.sourceforge.htmlunit.corejs.javascript.ConstProperties, net.sourceforge.htmlunit.corejs.javascript.debug.DebuggableObject, net.sourceforge.htmlunit.corejs.javascript.Scriptable

public class DataView
extends ArrayBufferView

The ArrayBufferView type describes a particular view on the contents of an ArrayBuffer's data.

Version:

$Revision: 10780 $

Author:

Ahmed Ashour, Frank Danek

See Also:

Serialized Form

Field Summary

Fields inherited from class net.sourceforge.htmlunit.corejs.javascript.ScriptableObject

CONST, DONTENUM, EMPTY, PERMANENT, READONLY, UNINITIALIZED_CONST

Fields inherited from interface net.sourceforge.htmlunit.corejs.javascript.Scriptable

NOT_FOUND

Constructor Summary

Constructors

Constructor and Description
DataView()

Method Summary

Methods

Modifier and Type	Method and Description
void	constructor(ArrayBuffer array, int byteOffset, Object length) JavaScript constructor.
float	getFloat32(int byteOffset, boolean littleEndian) Gets a 32-bit floating point number at the specified byte offset from the start of the view.
double	getFloat64(int byteOffset, boolean littleEndian) Gets a 64-bit floating point number at the specified byte offset from the start of the view.
short	getInt16(int byteOffset, boolean littleEndian) Gets a signed 16-bit integer at the specified byte offset from the start of the view.
int	getInt32(int byteOffset, boolean littleEndian) Gets a signed 32-bit integer at the specified byte offset from the start of the view.
byte	getInt8(int byteOffset) Gets a signed 8-bit integer at the specified byte offset from the start of the view.
int	getUint16(int byteOffset, boolean littleEndian) Gets an unsigned 16-bit integer at the specified byte offset from the start of the view.
long	getUint32(int byteOffset, boolean littleEndian) Gets an unsigned 32-bit integer at the specified byte offset from the start of the view.
int	getUint8(int byteOffset) Gets an unsigned 8-bit integer at the specified byte offset from the start of the view.
void	setFloat32(int byteOffset, double value, boolean littleEndian) Sets the given 32-bit floating point number at the specified offset.
void	setFloat64(int byteOffset, double value, boolean littleEndian) Sets the given 32-bit floating point number at the specified offset.
void	setInt16(int byteOffset, int value, boolean littleEndian) Sets the given signed 16-bit integer at the specified offset.
void	setInt32(int byteOffset, int value, boolean littleEndian) Sets the given signed 32-bit integer at the specified offset.
void	setInt8(int byteOffset, int value) Sets the given signed 8-bit integer at the specified offset.
void	setUint16(int byteOffset, int value, boolean littleEndian) Sets the given unsigned 16-bit integer at the specified offset.
void	setUint32(int byteOffset, int value, boolean littleEndian) Sets the given unsigned 32-bit integer at the specified offset.
void	setUint8(int byteOffset, int value) Sets the given unsigned 8-bit integer at the specified offset.

Methods inherited from class com.gargoylesoftware.htmlunit.javascript.host.arrays.ArrayBufferView

constructor, getBuffer, getByteLength, getByteOffset, setBuffer, setByteLength

Methods inherited from class com.gargoylesoftware.htmlunit.javascript.SimpleScriptable

clone, defineFunctionProperties, defineProperty, equivalentValues, get, getBrowserVersion, getClassName, getDefaultValue, getDomNodeOrDie, getDomNodeOrNull, getPrototype, getScriptableFor, getStartingScope, getTransformerScriptableFor, getWindow, getWindow, getWithPreemption, hasInstance, initParentScope, isReadOnlySettable, makeScriptableFor, setCaseSensitive, setClassName, setDomNode, setDomNode, setHtmlElement, setParentScope

Methods inherited from class net.sourceforge.htmlunit.corejs.javascript.ScriptableObject

applyDescriptorToAttributeBitset, associateValue, avoidObjectDetection, buildDataDescriptor, callMethod, callMethod, checkPropertyChange, checkPropertyDefinition, defineClass, defineClass, defineClass, defineConst, defineConstProperty, defineOwnProperties, defineOwnProperty, defineOwnProperty, defineProperty, defineProperty, defineProperty, delete, delete, deleteProperty, deleteProperty, ensureScriptable, ensureScriptableObject, get, get, getAllIds, getArrayPrototype, getAssociatedValue, getAttributes, getAttributes, getAttributes, getAttributes, getClassPrototype, getDefaultValue, getExternalArrayData, getExternalArrayLength, getFunctionPrototype, getGetterOrSetter, getIds, getObjectPrototype, getOwnPropertyDescriptor, getParentScope, getProperty, getProperty, getPropertyIds, getPrototype, getSlot, getTopLevelScope, getTopScopeValue, getTypedProperty, getTypedProperty, getTypeOf, has, has, hasProperty, hasProperty, isAccessorDescriptor, isConst, isDataDescriptor, isEmpty, isExtensible, isFalse, isGenericDescriptor, isGetterOrSetter, isSealed, isTrue, preventExtensions, put, put, putConst, putConstProperty, putProperty, putProperty, redefineProperty, sameValue, sealObject, setAttributes, setAttributes, setAttributes, setAttributes, setExternalArrayData, setGetterOrSetter, setPrototype, size

Methods inherited from class java.lang.Object

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

Constructor Detail

DataView

public DataView()

Method Detail

constructor

public void constructor(ArrayBuffer array,
               int byteOffset,
               Object length)

JavaScript constructor.

Parameters:

array - the array

byteOffset - the byte offset

length - the length

getInt8

public byte getInt8(int byteOffset)

Gets a signed 8-bit integer at the specified byte offset from the start of the view.

Parameters:

byteOffset - the byte offset

Returns:

the byte

setInt8

public void setInt8(int byteOffset,
           int value)

Sets the given signed 8-bit integer at the specified offset.

Parameters:

byteOffset - the byte offset

value - the value

getInt16

public short getInt16(int byteOffset,
             boolean littleEndian)

Gets a signed 16-bit integer at the specified byte offset from the start of the view.

Parameters:

byteOffset - the byte offset

littleEndian - whether the value is stored in little- or big-endian format

Returns:

the value

setInt16

public void setInt16(int byteOffset,
            int value,
            boolean littleEndian)

Sets the given signed 16-bit integer at the specified offset.

Parameters:

byteOffset - the byte offset

value - the value

littleEndian - whether the value is stored in little- or big-endian format

getInt32

public int getInt32(int byteOffset,
           boolean littleEndian)

Gets a signed 32-bit integer at the specified byte offset from the start of the view.

Parameters:

byteOffset - the byte offset

littleEndian - whether the value is stored in little- or big-endian format

Returns:

the value

setInt32

public void setInt32(int byteOffset,
            int value,
            boolean littleEndian)

Sets the given signed 32-bit integer at the specified offset.

Parameters:

byteOffset - the byte offset

value - the value

littleEndian - whether the value is stored in little- or big-endian format

getUint8

public int getUint8(int byteOffset)

Gets an unsigned 8-bit integer at the specified byte offset from the start of the view.

Parameters:

byteOffset - the byte offset

Returns:

the value

setUint8

public void setUint8(int byteOffset,
            int value)

Sets the given unsigned 8-bit integer at the specified offset.

Parameters:

byteOffset - the byte offset

value - the value

getUint16

public int getUint16(int byteOffset,
            boolean littleEndian)

Gets an unsigned 16-bit integer at the specified byte offset from the start of the view.

Parameters:

byteOffset - the byte offset

littleEndian - whether the value is stored in little- or big-endian format

Returns:

the value

setUint16

public void setUint16(int byteOffset,
             int value,
             boolean littleEndian)

Sets the given unsigned 16-bit integer at the specified offset.

Parameters:

byteOffset - the byte offset

value - the value

littleEndian - whether the value is stored in little- or big-endian format

getUint32

public long getUint32(int byteOffset,
             boolean littleEndian)

Gets an unsigned 32-bit integer at the specified byte offset from the start of the view.

Parameters:

byteOffset - the byte offset

littleEndian - whether the value is stored in little- or big-endian format

Returns:

the value

setUint32

public void setUint32(int byteOffset,
             int value,
             boolean littleEndian)

Sets the given unsigned 32-bit integer at the specified offset.

Parameters:

byteOffset - the byte offset

value - the value

littleEndian - whether the value is stored in little- or big-endian format

getFloat32

public float getFloat32(int byteOffset,
               boolean littleEndian)

Gets a 32-bit floating point number at the specified byte offset from the start of the view.

Parameters:

byteOffset - the byte offset

littleEndian - whether the value is stored in little- or big-endian format

Returns:

the value

setFloat32

public void setFloat32(int byteOffset,
              double value,
              boolean littleEndian)

Sets the given 32-bit floating point number at the specified offset.

Parameters:

byteOffset - the byte offset

value - the value

littleEndian - whether the value is stored in little- or big-endian format

getFloat64

public double getFloat64(int byteOffset,
                boolean littleEndian)

Gets a 64-bit floating point number at the specified byte offset from the start of the view.

Parameters:

byteOffset - the byte offset

littleEndian - whether the value is stored in little- or big-endian format

Returns:

the value

setFloat64

public void setFloat64(int byteOffset,
              double value,
              boolean littleEndian)

Sets the given 32-bit floating point number at the specified offset.

Parameters:

byteOffset - the byte offset

value - the value

littleEndian - whether the value is stored in little- or big-endian format