This sample demostrates how to draw a trendline on C1CompositeChart.

You can customize the trendline by setting following properties:

• FitType - sepcifies the type of the trendline.
• SampleCount - specifies the sample count for function calculation. It works only if the FitType is polynom, power, exponent, logarithmic and fourier.
• Order - defines the number of terms in polynom equation. It works only if the FitType is polynom, power, exponent, logarithmic and fourier.