BitmapDataChannel - Adobe ActionScript® 3 (AS3 ) API Reference

Package	flash.display
Class	public final class BitmapDataChannel
Inheritance	BitmapDataChannel Object

Language Version:

ActionScript 3.0

Runtime Versions:

AIR 1.0, Flash Player 9, Flash Lite 4

The BitmapDataChannel class is an enumeration of constant values that indicate which channel to use: red, blue, green, or alpha transparency.

When you call some methods, you can use the bitwise OR operator (|) to combine BitmapDataChannel constants to indicate multiple color channels.

The BitmapDataChannel constants are provided for use as values in the following:

The sourceChannel and destChannel parameters of the flash.display.BitmapData.copyChannel() method
The channelOptions parameter of the flash.display.BitmapData.noise() method
The flash.filters.DisplacementMapFilter.componentX and flash.filters.DisplacementMapFilter.componentY properties

Related API Elements

flash.display.BitmapData.copyChannel()
flash.display.BitmapData.noise()
flash.filters.DisplacementMapFilter.componentX
flash.filters.DisplacementMapFilter.componentY

Public Properties

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	Property		Defined By
		constructor : Object A reference to the class object or constructor function for a given object instance.	Object

Public Methods

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	Method		Defined By
		hasOwnProperty(name:String):Boolean Indicates whether an object has a specified property defined.	Object
		isPrototypeOf(theClass:Object):Boolean Indicates whether an instance of the Object class is in the prototype chain of the object specified as the parameter.	Object
		propertyIsEnumerable(name:String):Boolean Indicates whether the specified property exists and is enumerable.	Object
		setPropertyIsEnumerable(name:String, isEnum:Boolean = true):void Sets the availability of a dynamic property for loop operations.	Object
		toLocaleString():String Returns the string representation of this object, formatted according to locale-specific conventions.	Object
		toString():String Returns the string representation of the specified object.	Object
		valueOf():Object Returns the primitive value of the specified object.	Object

Public Constants

	Constant		Defined By
		ALPHA : uint = 8 [static] The alpha channel.	BitmapDataChannel
		BLUE : uint = 4 [static] The blue channel.	BitmapDataChannel
		GREEN : uint = 2 [static] The green channel.	BitmapDataChannel
		RED : uint = 1 [static] The red channel.	BitmapDataChannel

Constant Detail

ALPHA

Constant

public static const ALPHA:uint = 8

Language Version:

ActionScript 3.0

Runtime Versions:

AIR 1.0, Flash Player 9, Flash Lite 4

The alpha channel.

BLUE

Constant

public static const BLUE:uint = 4

Language Version:

ActionScript 3.0

Runtime Versions:

AIR 1.0, Flash Player 9, Flash Lite 4

The blue channel.

GREEN

Constant

public static const GREEN:uint = 2

Language Version:

ActionScript 3.0

Runtime Versions:

AIR 1.0, Flash Player 9, Flash Lite 4

The green channel.

RED

Constant

public static const RED:uint = 1

Language Version:

ActionScript 3.0

Runtime Versions:

AIR 1.0, Flash Player 9, Flash Lite 4

The red channel.

BitmapDataChannel - AS3

Classes x

ALPHA

BLUE

GREEN

RED

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