public class CurveFitting extends Function
Title: CurveFitting class
Description: Base class for fitting function(s)
Copyright (c) 2005-2019-2008 by Steema Software SL. All Rights Reserved.
Company: Steema Software SL
canUsePeriod, dPeriod, HideSourceList, noSourceRequired, series, SingleSource, updating
chart, InternalUse
Constructor and Description |
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CurveFitting() |
CurveFitting(IBaseChart c) |
Modifier and Type | Method and Description |
---|---|
void |
addPoints(java.util.ArrayList source)
Gets all points from Source series, performs a function operation and
stores results in ParentSeries.
|
double |
coefficient(int index)
Returns calculated fitted coefficient.
|
double |
getCurveYValue(Series s,
double x)
Evaluate function using calculated coefficients.
|
java.lang.String |
getDescription()
Gets descriptive text.
|
int |
getFactor()
Multiplying factor.
Default value: 1 |
int |
getFirstCalcPoint()
First point to be used in fitting.
Default value: -1 |
int |
getFirstPoint()
First point to be used in evaluating.
Default value: -1 |
int |
getLastCalcPoint()
Last point to be used in fitting.
Default value: -1 |
int |
getLastPoint()
Last point to be used in evaluating.
Default value: -1 |
int |
getPolyDegree()
Defines fitted polynomial degree.
Default value: 5 |
protected java.lang.Object |
readResolve() |
void |
setFactor(int value)
Multiplying factor.
Default value: 1 |
void |
setFirstCalcPoint(int value)
First point to be used in fitting.
Default value: -1 |
void |
setFirstPoint(int value)
First point to be used in evaluating.
Default value: -1 |
void |
setLastCalcPoint(int value)
Last point to be used in fitting.
Default value: -1 |
void |
setLastPoint(int value)
Last point to be used in evaluating.
Default value: -1 |
void |
setPolyDegree(int value)
Defines fitted polynomial degree.
Default value: 5 |
addFunctionXY, calculate, calculateAllPoints, calculateByPeriod, calculateMany, calculatePeriod, clear, dispose, doCalculation, getPeriod, getPeriodAlign, getPeriodStyle, getSeries, newInstance, recalculate, setPeriod, setPeriodAlign, setPeriodStyle, setSeries, valueList
getChart, invalidate, setBooleanProperty, setChart, setColorProperty, setDoubleProperty, setIntegerProperty, setStringProperty
public CurveFitting()
public CurveFitting(IBaseChart c)
protected java.lang.Object readResolve()
readResolve
in class Function
public int getPolyDegree()
public void setPolyDegree(int value)
value
- intpublic int getFactor()
public void setFactor(int value)
value
- intpublic int getFirstCalcPoint()
public void setFirstCalcPoint(int value)
value
- intpublic int getLastCalcPoint()
public void setLastCalcPoint(int value)
value
- intpublic int getFirstPoint()
public void setFirstPoint(int value)
value
- intpublic int getLastPoint()
public void setLastPoint(int value)
value
- intpublic double coefficient(int index)
index
- intpublic double getCurveYValue(Series s, double x)
s
- Seriesx
- double value to be evaluatedpublic void addPoints(java.util.ArrayList source)
Function
public java.lang.String getDescription()
getDescription
in class Function