"addCurve"

The attribute "addCurve" adds a new curve to a trend area.

The attribute "addCurve" adds a new curve to a trend area.

Synopsis

setValue(string shape, "addCurve", int area, string curve);

getValue(string shape, "addCurve", int area, string curve);

shape.addCurve(int area, string curve);

Parameter

Parameter Description
shape Object name
area The area to which the curve is assigned. Index starts at 0.
curve The new curve

Description

The attribute "addCurve" adds a new curve to a trend area (in a trend, several areas can be created, for example, for comparison of time).

Add the data that should be displayed by using the attribute "connectDirectly".

In the following example, the new curve "#1_3" is added to the area 1. The curve displays the values of the datapoint ExampleDP_Arg1.

main()
{
  string dp= "ExampleDP_Arg1.:_original.._value";
  int ar = 0; 
  //Area 1 since the curve index starts at 0 string kurv = "#1_3";
  TREND1.addCurve(ar,kurv);
  TREND1.connectDirectly("#1_3",dp);
}
Figure 1. Trend and a Trend Curve, which displays the Values of the DP "ExampleDP_Arg1"

Assignment

Trend