org.extex.color
Interface Color

All Superinterfaces:

java.io.Serializable

All Known Implementing Classes:

CmykColor, GrayscaleColor, HsvColor, RgbColor

public interface Color
extends java.io.Serializable

This interface declares some methods to access the color with an alpha channel.

Version:

$Revision: 5573 $

Author:

Gerd Neugebauer

Field Summary

static int

MAX_VALUE The constant MAX_VALUE contains the maximal values for all channels.

Method Summary

boolean	equals(java.lang.Object other) Check that the current color is identical to another one.
int	getAlpha() Getter for the alpha channel.
java.lang.String	toString() Provide the string representation for the color.
java.lang.Object	visit(ColorVisitor visitor, java.lang.Object value) This method provides an entry point for the visitor pattern.

Field Detail

MAX_VALUE

static final int MAX_VALUE

The constant MAX_VALUE contains the maximal values for all channels.

See Also:

Constant Field Values

Method Detail

getAlpha

int getAlpha()

Getter for the alpha channel. The range of the value is 0x00 to 0xffff.

Returns:

the alpha channel

equals

boolean equals(java.lang.Object other)

Check that the current color is identical to another one.

Overrides:

equals in class java.lang.Object

Parameters:

other - the other object to compare to

Returns:

true iff the color system is identical and the colors are the same

visit

java.lang.Object visit(ColorVisitor visitor,
                       java.lang.Object value)
                       throws GeneralException

This method provides an entry point for the visitor pattern.

Parameters:

visitor - the visitor to apply

value - the argument for the visitor

Returns:

the result of the method invocation of the visitor

Throws:

GeneralException - in case of an error

toString

java.lang.String toString()

Provide the string representation for the color.

Overrides:

toString in class java.lang.Object

Returns:

the string representation