Package com.google.common.css.compiler.gssfunctions

Class GssFunctions.AddHsbToCssColor

java.lang.Object

com.google.common.css.compiler.gssfunctions.GssFunctions.AddHsbToCssColor

All Implemented Interfaces:

GssFunction

Enclosing class:

GssFunctions

public static class GssFunctions.AddHsbToCssColor
extends java.lang.Object
implements GssFunction

Implementation of the addHsbToCssColor GSS function.

Constructor Summary

Constructors

Constructor	Description
AddHsbToCssColor()

Method Summary

Modifier and Type	Method	Description
java.lang.String	addHsbToCssColor(java.lang.String baseColorString, int hueToAdd, int saturationToAdd, int brightnessToAdd)	Takes a CSS color string, and adds the specified amount of hue, saturation and brightness to it.
protected java.lang.String	addHsbToCssColor(java.lang.String baseColorString, java.lang.String hueToAdd, java.lang.String saturationToAdd, java.lang.String brightnessToAdd)
java.awt.Color	addValuesToHsbComponents(java.awt.Color baseColor, int hueToAdd, int saturationToAdd, int brightnessToAdd)	Adds the specified amount to the specified HSB (Hue, Saturation, Brightness) parameter of the given color.
java.util.List<CssValueNode>	getCallResultNodes(java.util.List<CssValueNode> args, ErrorManager errorManager)	Processes a list of function call arguments and returns a list of CssNodes representing this call's output, which replace the input nodes in the AST.
java.lang.String	getCallResultString(java.util.List<java.lang.String> args)	Processes a list of strings as function arguments and returns a string result.
java.lang.Integer	getNumExpectedArguments()	Returns the number of parsed arguments that this function takes, or null if the number of arguments may vary.

Methods inherited from class java.lang.Object

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

Constructor Detail

AddHsbToCssColor

public AddHsbToCssColor()

Method Detail

getNumExpectedArguments

public java.lang.Integer getNumExpectedArguments()

Description copied from interface: GssFunction

Returns the number of parsed arguments that this function takes, or null if the number of arguments may vary.

Specified by:

getNumExpectedArguments in interface GssFunction

getCallResultNodes

public java.util.List<CssValueNode> getCallResultNodes(java.util.List<CssValueNode> args,
                                                       ErrorManager errorManager)
                                                throws GssFunctionException

Description copied from interface: GssFunction

Processes a list of function call arguments and returns a list of CssNodes representing this call's output, which replace the input nodes in the AST. Errors will be reported to the ErrorManager.

Specified by:

getCallResultNodes in interface GssFunction

Throws:

GssFunctionException

getCallResultString

public java.lang.String getCallResultString(java.util.List<java.lang.String> args)
                                     throws GssFunctionException

Description copied from interface: GssFunction

Processes a list of strings as function arguments and returns a string result. Errors are reported by throwing GssFunctionException.

Specified by:

getCallResultString in interface GssFunction

Throws:

GssFunctionException

addHsbToCssColor

protected java.lang.String addHsbToCssColor(java.lang.String baseColorString,
                                            java.lang.String hueToAdd,
                                            java.lang.String saturationToAdd,
                                            java.lang.String brightnessToAdd)
                                     throws GssFunctionException

Throws:

GssFunctionException

addHsbToCssColor

public java.lang.String addHsbToCssColor(java.lang.String baseColorString,
                                         int hueToAdd,
                                         int saturationToAdd,
                                         int brightnessToAdd)

Takes a CSS color string, and adds the specified amount of hue, saturation and brightness to it.

Parameters:

baseColorString - The string representing the color to change

hueToAdd - The amount of hue to add (can be negative)

saturationToAdd - The amount of saturation to add (can be negative)

brightnessToAdd - The amount of brightness to add (can be negative)

Returns:

A CSS String representing the new color

addValuesToHsbComponents

public java.awt.Color addValuesToHsbComponents(java.awt.Color baseColor,
                                               int hueToAdd,
                                               int saturationToAdd,
                                               int brightnessToAdd)

Adds the specified amount to the specified HSB (Hue, Saturation, Brightness) parameter of the given color. The amount can be negative.

Parameters:

baseColor - The color to modify

hueToAdd - The amount of hue to add

saturationToAdd - The amount of saturation to add

brightnessToAdd - The amount of brightness to add

Returns:

The modified color