Slowdown issue with Line style when also displaying points

TeeChart for ActiveX, COM and ASP
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wory69
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Slowdown issue with Line style when also displaying points

Post by wory69 » Thu Jul 03, 2008 11:55 pm

Last week I purchased the TeeChart ActiveX 8 upgrade and for the most part it works great.

I do, however, have one problem that is killing me. I need to display a large number of lines and point and so are using the Line series to do this. I see a slowdown when I change to the Line series at run-time as discussed in the following support thread:

http://www.teechart.net/support/viewtop ... 621cd1bf5b

As a fix, the FastPoint property was added to the IPointSeries interface and this seems to work fine. But, there is no similar property in the ILineSeries interface and so things are still running very slow here. Can this property be added to the ActiveX control anytime soon?

Your assistance with this issue would be greatly appreciated.

Narcís
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Post by Narcís » Tue Jul 08, 2008 10:56 am

Hi wory69,

I have added your reques to the wish-list to be considered for inclusion in future releases. I can't give you an estimate date at the moment.

In the meantime, you could try using a FastLine series for plotting the line and a Points series with the sames values for the pointers.
Best Regards,
Narcís Calvet / Development & Support
Steema Software
Avinguda Montilivi 33, 17003 Girona, Catalonia
Tel: 34 972 218 797
http://www.steema.com
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