ColorUtil (Charba - J2CL and GWT charts library based on CHART.JS)

java.lang.Object
- org.pepstock.charba.client.colors.ColorUtil

```
public final class ColorUtil
extends Object
```
Utility to check alpha value.
Internally is checking red, green, blue and alpha values and creates string representation of a color, to HEX, RGB, RGBA, HSL or HSLA strings.

Author:

Andrea "Stock" Stocchero

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type	Method	Description
`static void`	`checkAlphaWithinBounds(double alpha)`	Any double between 0.0d and 1.0d (inclusive) is valid.
`static boolean`	`isAlphaWithinBounds(double alpha)`	Returns `true` if any double is between 0.0d and 1.0d (inclusive).

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Method Detail
  - isAlphaWithinBounds
```
public static boolean isAlphaWithinBounds(double alpha)
```
    Returns true if any double is between 0.0d and 1.0d (inclusive).
    
    Parameters:
    
    alpha - alpha value, exception if the channel is nor within bounds
    
    Returns:
    
    true if any double is between 0.0d and 1.0d (inclusive)
  - checkAlphaWithinBounds
```
public static void checkAlphaWithinBounds(double alpha)
```
    Any double between 0.0d and 1.0d (inclusive) is valid.
    
    Parameters:
    
    alpha - alpha value, exception if the channel is nor within bounds