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There are 2 standard line Series types available, Line and Fast Line. Which one should be used ? Fast line is just what its name describes - it is fast. It is distinct from Line because to achieve speed - speed to add new points to the Series - the price paid is that it foregoes some properties that the Line Series has. See the section on Fast Line for a description of those differences.
Line
See TLineSeries for a full list of properties and methods
3D Line Series showing one Series with the stairs property set to true. The stairs can be inverted. | ![]() |
Fast line
See TFastLineSeries for a full list of properties and methods
This line Series draws only at 2 Dimensions but draws very quickly - performance will depend on your hardware - The Series type was originally conceived to tackle high volume requirements of technical and financial applications but serves well for any dataset of very high point volumes.