Package com.itextpdf.kernel.contrast

Class WCagChecker

java.lang.Object

com.itextpdf.kernel.contrast.WCagChecker

       public final class WCagChecker extends Object
      

Utility class for checking WCAG (Web Content Accessibility Guidelines) compliance for text contrast.

See Also:

• WCAG 2.1 Contrast (Minimum)
• WCAG 2.1 Contrast (Enhanced)

Method Summary

Modifier and Type	Method	Description
static boolean	isTextWcagAAACompliant(double fontSize, double contrastRatio)	Checks for WCAG AAA compliance.
static boolean	isTextWcagAACompliant(double fontSize, double contrastRatio)	Checks for WCAG AA compliance.

Methods inherited from class java.lang.Object

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

Method Details

isTextWcagAACompliant

             public static boolean isTextWcagAACompliant
             (double fontSize, double contrastRatio)
            

Checks for WCAG AA compliance.

Parameters:

fontSize - The font size in pixels

contrastRatio - The contrast ratio between text and background

Returns:

true if the text meets WCAG AA compliance, false otherwise

isTextWcagAAACompliant

             public static boolean isTextWcagAAACompliant
             (double fontSize, double contrastRatio)
            

Checks for WCAG AAA compliance.

Parameters:

fontSize - The font size in pixels

contrastRatio - The contrast ratio between text and background

Returns:

true if the text meets WCAG AAA compliance, false otherwise