TeeChart for ActiveX, COM and ASP
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CP
- Newbie

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- Joined: Fri Nov 15, 2002 12:00 am
- Location: UK
Post
by CP » Tue Aug 10, 2004 3:10 pm
Hello All,
I've created a points chart that when a user clicks on a point it returns the result for that point and draws and error line from that point to a line of best-fit.
My Problem is everytime a click is made on the chart the error bar moves to the left so after two or three clicks the line is not drawn from the point itself.
Is there a way to make sure the line always goes from the centre of the point to the line of best-fit ?
Hope this makes sense,
Thanks in advance,
Craig

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Pep
- Site Admin

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Post
by Pep » Wed Aug 11, 2004 12:56 am
Hi Craig,
Is there a way to make sure the line always goes from the centre of the point to the line of best-fit ?
yes, you can draw the line from the centre of the point using the CalcXPosValue() method ( i.e. TChart1.Axis.Bottom.CalcXPosValue(1))
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CP
- Newbie

- Posts: 3
- Joined: Fri Nov 15, 2002 12:00 am
- Location: UK
Post
by CP » Wed Aug 11, 2004 1:21 pm
Thanks Pep,
It works like a dream !
Craig
