Package org.verapdf.wcag.algorithms.semanticalgorithms.utils

Class NodeUtils

java.lang.Object

org.verapdf.wcag.algorithms.semanticalgorithms.utils.NodeUtils

public class NodeUtils
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
static double	BACKGROUND_FIRST_COLOR_EPSILON
static double	BACKGROUND_SECOND_COLOR_EPSILON
static double	EPSILON
static double	TABLE_BORDER_EPSILON
static double[]	UNDERLINED_TEXT_EPSILONS

Constructor Summary

Constructors

Constructor	Description
NodeUtils()

Method Summary

Modifier and Type	Method	Description
static boolean	areCloseNumbers(double d1, double d2)
static boolean	areCloseNumbers(double d1, double d2, double epsilon)
static boolean	areOverlapping(TextChunk textChunk, LineChunk lineChunk)
static boolean	hasSimilarBackgroundColor(double[] firstColor, double[] secondColor)
static boolean	hasSimilarBackgroundColor(Color firstColor, Color secondColor)
static double	headingProbability(INode node, INode previousNode, INode nextNode, INode nextNextNode, INode initialNode)
static double	headingProbability(SemanticTextNode textNode, INode neighborNode)

Methods inherited from class java.lang.Object

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

Field Detail

EPSILON

public static final double EPSILON

See Also:

Constant Field Values

TABLE_BORDER_EPSILON

public static final double TABLE_BORDER_EPSILON

See Also:

Constant Field Values

UNDERLINED_TEXT_EPSILONS

public static final double[] UNDERLINED_TEXT_EPSILONS

BACKGROUND_FIRST_COLOR_EPSILON

public static final double BACKGROUND_FIRST_COLOR_EPSILON

See Also:

Constant Field Values

BACKGROUND_SECOND_COLOR_EPSILON

public static final double BACKGROUND_SECOND_COLOR_EPSILON

See Also:

Constant Field Values

Constructor Detail

NodeUtils

public NodeUtils()

Method Detail

headingProbability

public static double headingProbability(INode node,
                                        INode previousNode,
                                        INode nextNode,
                                        INode nextNextNode,
                                        INode initialNode)

headingProbability

public static double headingProbability(SemanticTextNode textNode,
                                        INode neighborNode)

areOverlapping

public static boolean areOverlapping(TextChunk textChunk,
                                     LineChunk lineChunk)

areCloseNumbers

public static boolean areCloseNumbers(double d1,
                                      double d2,
                                      double epsilon)

areCloseNumbers

public static boolean areCloseNumbers(double d1,
                                      double d2)

hasSimilarBackgroundColor

public static boolean hasSimilarBackgroundColor(double[] firstColor,
                                                double[] secondColor)

hasSimilarBackgroundColor

public static boolean hasSimilarBackgroundColor(Color firstColor,
                                                Color secondColor)