org.apache.fop.layoutmgr

Class BreakingAlgorithm.KnuthNode

java.lang.Object

org.apache.fop.layoutmgr.BreakingAlgorithm.KnuthNode

Enclosing class:

BreakingAlgorithm

public class BreakingAlgorithm.KnuthNode
extends Object

Class recording all the informations of a feasible breaking point.

Field Summary

Fields

Modifier and Type	Field and Description
double	adjustRatio adjustment ratio if the line ends at this breakpoint
int	availableShrink available stretch of the line ending at this breakpoint
int	availableStretch available shrink of the line ending at this breakpoint
int	difference difference between target and actual line width
int	fitness fitness class of the line ending at this breakpoint.
int	fitRecoveryCounter Holds the number of subsequent recovery attempty that are made to get content fit into a line.
int	line number of the line ending at this breakpoint
BreakingAlgorithm.KnuthNode	next next possible node in the same line
int	position index of the breakpoint represented by this node
BreakingAlgorithm.KnuthNode	previous best node for the preceding breakpoint
double	totalDemerits minimum total demerits up to this breakpoint
int	totalShrink accumulated shrinkability of the KnuthElements up to after this breakpoint.
int	totalStretch accumulated stretchability of the KnuthElements up to after this breakpoint.
int	totalWidth accumulated width of the KnuthElements up to after this breakpoint.

Constructor Summary

Constructors

Constructor and Description
KnuthNode(int position, int line, int fitness, int totalWidth, int totalStretch, int totalShrink, double adjustRatio, int availableShrink, int availableStretch, int difference, double totalDemerits, BreakingAlgorithm.KnuthNode previous) Construct node.

Method Summary

Modifier and Type	Method and Description
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

position

public final int position

index of the breakpoint represented by this node

line

public final int line

number of the line ending at this breakpoint

fitness

public final int fitness

fitness class of the line ending at this breakpoint. One of 0, 1, 2, 3.

totalWidth

public final int totalWidth

accumulated width of the KnuthElements up to after this breakpoint.

totalStretch

public final int totalStretch

accumulated stretchability of the KnuthElements up to after this breakpoint.

totalShrink

public final int totalShrink

accumulated shrinkability of the KnuthElements up to after this breakpoint.

adjustRatio

public final double adjustRatio

adjustment ratio if the line ends at this breakpoint

availableShrink

public final int availableShrink

available stretch of the line ending at this breakpoint

availableStretch

public final int availableStretch

available shrink of the line ending at this breakpoint

difference

public final int difference

difference between target and actual line width

totalDemerits

public double totalDemerits

minimum total demerits up to this breakpoint

previous

public BreakingAlgorithm.KnuthNode previous

best node for the preceding breakpoint

next

public BreakingAlgorithm.KnuthNode next

next possible node in the same line

fitRecoveryCounter

public int fitRecoveryCounter

Holds the number of subsequent recovery attempty that are made to get content fit into a line.

Constructor Detail

KnuthNode

public KnuthNode(int position,
                 int line,
                 int fitness,
                 int totalWidth,
                 int totalStretch,
                 int totalShrink,
                 double adjustRatio,
                 int availableShrink,
                 int availableStretch,
                 int difference,
                 double totalDemerits,
                 BreakingAlgorithm.KnuthNode previous)

Construct node.

Parameters:

position - an integer

line - an integer

fitness - an integer

totalWidth - an integer

totalStretch - an integer

totalShrink - an integer

adjustRatio - a real number

availableShrink - an integer

availableStretch - an integer

difference - an integer

totalDemerits - a real number

previous - a node

Method Detail

toString

public String toString()

Overrides:

toString in class Object