icharttrendline-ag凯发旗舰厅

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com.spire.xls.core
interface icharttrendline

public interface icharttrendline

method summary
`void`	`clearformats()` clears current trend line.
`double`	`getbackward()` represents number of periods that the trendline extends backward.
	`getborder()` represents border object.
`ichartdatalabels`	`getdatalabel()` returns data label.
`boolean`	`getdisplayequation()` true if the equation for the trendline is displayed on the chart.
`boolean`	`getdisplayrsquared()` true if the r-squared value of the trendline is displayed on the chart.
`java.lang.string`	`getformula()` return trendline formula.
`double`	`getforward()` represents number of periods that the trendline extends forward.
`double`	`getintercept()` represents point where the trendline crosses the value axis.
`boolean`	`getinterceptisauto()` true if the point where the trendline crosses the value axis is automatically determined by the regression.
`java.lang.string`	`getname()` represents trendline name.
`boolean`	`getnameisauto()` indicates if name is default.
`int`	`getorder()` represents for moving averange and polynomial trend line type order value.
`trendlinetype`	`gettype()` represents trend line type.
`void`	`setbackward(double value)` represents number of periods that the trendline extends backward.
`void`	`setdisplayequation(boolean value)` true if the equation for the trendline is displayed on the chart.
`void`	`setdisplayrsquared(boolean value)` true if the r-squared value of the trendline is displayed on the chart.
`void`	`setforward(double value)` represents number of periods that the trendline extends forward.
`void`	`setintercept(double value)` represents point where the trendline crosses the value axis.
`void`	`setname(java.lang.string value)` represents trendline name.
`void`	`setnameisauto(boolean value)` indicates if name is default.
`void`	`setorder(int value)` represents for moving averange and polynomial trend line type order value.
`void`	`settype(trendlinetype value)` represents trend line type.

method detail

getborder

 getborder()

represents border object. read only.

getbackward

double getbackward()

represents number of periods that the trendline extends backward.

setbackward

void setbackward(double value)

represents number of periods that the trendline extends backward.

getforward

double getforward()

represents number of periods that the trendline extends forward.

setforward

void setforward(double value)

represents number of periods that the trendline extends forward.

getdisplayequation

boolean getdisplayequation()

true if the equation for the trendline is displayed on the chart.

setdisplayequation

void setdisplayequation(boolean value)

true if the equation for the trendline is displayed on the chart.

getdisplayrsquared

boolean getdisplayrsquared()

true if the r-squared value of the trendline is displayed on the chart.

setdisplayrsquared

void setdisplayrsquared(boolean value)

true if the r-squared value of the trendline is displayed on the chart.

getintercept

double getintercept()

represents point where the trendline crosses the value axis.

setintercept

void setintercept(double value)

represents point where the trendline crosses the value axis.

getinterceptisauto

boolean getinterceptisauto()

true if the point where the trendline crosses the value axis is automatically determined by the regression.

gettype

trendlinetype gettype()

represents trend line type.

settype

void settype(trendlinetype value)