[Lazarus] TAChart possible Bug: Series with UserDefinedChart Source not are redrawing properly
klenin at gmail.com
Tue Apr 19 08:13:35 CEST 2011
2011/4/19 Miguel A. Risco <mriscoc at gmail.com>:
> Hi All, I found a possible Bug in TAChart component. Lazarus v0.9.30.1
> SVN:3056 on Windows 7 x64
> Create a Project with a TChart and TButton controls, add a TLineseries and
> TUserDefinedChartSource with some points, select the last one as source for
> the serie. Define a Var array of real and assign values to the array on the
> Tbutton onclick event. Populate the AItem values with the data in the array.
> Sometimes when I zoom the chart the serie is not redrawing. (The example
> project is not attached because size limit of the message). Make a zoom on
> the second point [0.1,0.5] but without include the zero Y axis value, the
> serie is not drawing but if the zero level is included in the zoom then the
> serie is drawing correctly)
I can not reproduce on WindowsXP with Lazarus trunk.
I am not sure what problem did you have with the attachment -- it should be
very small. I have created an example project for you -- do you see
the issue with it?
Alexander S. Klenin
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