org.rrd4j.graph

Class ImageParameters

java.lang.Object

org.rrd4j.graph.ImageParameters

class ImageParameters
extends Object

Container for image rendering parameters in RRD graphs. Stores dimensions, value ranges, scaling factors, and other rendering configuration.

Field Summary

Fields

Modifier and Type	Field and Description
(package private) double	base Base for unit scaling calculations
(package private) double	decimals Number of decimal places for formatting
(package private) long	end Start and end timestamps for graph range
(package private) java.util.function.DoubleUnaryOperator	log Logarithmic function for log-scale graphs
(package private) double	magfact Magnitude factor for unit scaling
(package private) double	maxval Minimum and maximum values for y-axis range
(package private) double	minval Minimum and maximum values for y-axis range
(package private) int	quadrant Quadrant for MRTG-style scaling
(package private) double	scaledstep Scaled step size for axis calculations
(package private) long	start Start and end timestamps for graph range
(package private) char	symbol SI unit symbol character
(package private) int	unitsexponent Unit exponent for SI unit scaling
(package private) int	unitslength Length available for unit labels
(package private) int	xgif Total image dimensions
(package private) int	xorigin Origin coordinates for graph plotting area
(package private) int	xsize Graph dimensions
(package private) int	ygif Total image dimensions
(package private) double	ygridstep Step size for y-axis grid lines
(package private) int	ylabfact Label factor for y-axis
(package private) int	yorigin Origin coordinates for graph plotting area
(package private) int	ysize Graph dimensions

Constructor Summary

Constructors

Constructor and Description
ImageParameters()

Method Summary

Methods inherited from class java.lang.Object

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

Field Detail

base

double base

Base for unit scaling calculations

decimals

double decimals

Number of decimal places for formatting

end

long end

Start and end timestamps for graph range

log

java.util.function.DoubleUnaryOperator log

Logarithmic function for log-scale graphs

magfact

double magfact

Magnitude factor for unit scaling

maxval

double maxval

Minimum and maximum values for y-axis range

minval

double minval

Minimum and maximum values for y-axis range

quadrant

int quadrant

Quadrant for MRTG-style scaling

scaledstep

double scaledstep

Scaled step size for axis calculations

start

long start

Start and end timestamps for graph range

symbol

char symbol

SI unit symbol character

unitsexponent

int unitsexponent

Unit exponent for SI unit scaling

unitslength

int unitslength

Length available for unit labels

xgif

int xgif

Total image dimensions

xorigin

int xorigin

Origin coordinates for graph plotting area

xsize

int xsize

Graph dimensions

ygif

int ygif

Total image dimensions

ygridstep

double ygridstep

Step size for y-axis grid lines

ylabfact

int ylabfact

Label factor for y-axis

yorigin

int yorigin

Origin coordinates for graph plotting area

ysize

int ysize

Graph dimensions

Constructor Detail

ImageParameters

ImageParameters()