Draw with Teechart,language Visual Basic

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Discussion Overview

The discussion revolves around issues related to updating a graph using TeeChart in Visual Basic, specifically focusing on data representation and performance concerns. Participants are trying to address problems with graph point visibility and data management over time.

Discussion Character

  • Technical explanation
  • Debate/contested
  • Homework-related

Main Points Raised

  • One participant reports a delay in data updates on the graph, leading to issues with point visibility.
  • Another participant requests a simple example project to better understand the problem and suggests that the issue may relate to drawing speed.
  • A participant expresses confusion about registration for support and describes their specific issue with graph points becoming too thick to see.
  • There is a suggestion to adjust the size of graph pointers to improve visibility.
  • A participant clarifies their requirement that when more than 15 points are present on the graph, the previous points should be deleted to maintain only the latest 15 points.

Areas of Agreement / Disagreement

Participants have not reached a consensus, and multiple competing views remain regarding the nature of the problem and potential solutions. There is uncertainty about the specifics of the issue and how to resolve it effectively.

Contextual Notes

There are limitations in understanding the exact nature of the problem due to the lack of a reproducible example and the participant's unfamiliarity with the registration process for support. Additionally, the discussion reflects varying levels of technical knowledge among participants.

Who May Find This Useful

This discussion may be useful for developers working with TeeChart in Visual Basic, particularly those facing similar issues with graph data management and visualization.

nguyen_de89
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I have one problem about this matter,data update on graph,delay a long time,then it will cornered,i can't this disposition you can help me!
NewBitmapImage.jpg
 
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Hello,

I'm not sure to understand the exact situation. Could you please arrange a simple example project we can run as-is to reproduce the problem here?

"Important note: If you are a TeeChart registered customer,
please post your support questions at Steema's Support
monitored Forums for a prompter reply."
http://support.steema.com

--
Best Regards,

Yeray Alonso
Steema Support Central
 
Hi
Sr,i don't know registration that wedside
My problem is data drive left then stand here,so points on graph very thick can't see
i post my file you can see it.Do you use Proteus 7.7

http://www.mediafire.com/?u5o4pxndwgv22lj
 
Hello,

nguyen_de89 said:
i don't know registration that wedside
The support forums are available for Steema customers. If you are a registered customer, you should have a license code and a password you could use to log in that forums.
If you are not a registered customer, please contact us at info at steema dot com.

nguyen_de89 said:
My problem is data drive left then stand here,so points on graph very thick can't see
I'm not sure to understand the problem. Isn't the problem related to drawing speed?
If you want to make the pointer smaller, you could make it smaller with.
Code:
With TChart1.Series(0)
    .asLine.Pointer.HorizontalSize = 2
    .asLine.Pointer.VerticalSize = 2
End With

nguyen_de89 said:
i post my file you can see it.Do you use Proteus 7.7
I've been able to open your project with Visual Basic 6. However does nothing. I think it expects to find something in a COM port...
So, if you still have problems with it, please try to arrange a simple example project we can run a-is to reproduce the problem here.

Thanks in advance.
 
Thanks for reply
But i don't know how i have license code,Do you have yahoo nick,you can give me,i can exchange easier
You don't understand my problem :D
Detail :On graph have two axial (X & Y),On my graph X is Temperature,Y is Time(Second)
When time is run about 15 seconds,on my graph have 15 points homology with time.
My graph is only contain about 15 points.If 16 points are graph to contracted
I want,if >16 points will delete all 15 points and draw 15 points next.
Do you understand my mean?
 

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