activex - Teechart Bar Chart SIngle Bar Pattern -


how can provide pattern single bar of series.say suppose series has 4 bars on click on bar pattern should change. know functionality of changing color of particular point.

you store patterns in array , set them @ ongetseriesbarstyle event. here have example:

dim mypatterns() integer  private sub form_load()         tchart1.addseries scbar   tchart1.series(0).fillsamplevalues    redim mypatterns(tchart1.series(0).count)   dim integer   = lbound(mypatterns) ubound(mypatterns)     mypatterns(i) = 0   next end sub   private sub tchart1_onclickseries(byval seriesindex long, byval valueindex long, byval button teechart.emousebutton, byval shift teechart.eshiftstate, byval x long, byval y long)   if seriesindex > -1 , valueindex > -1     mypatterns(valueindex) = (mypatterns(valueindex) + 1) mod 20   end if    tchart1.repaint end sub  private sub tchart1_ongetseriesbarstyle(byval seriesindex long, byval valueindex long, barstyle teechart.ebarstyle)   if seriesindex > -1 , valueindex > -1     tchart1.series(seriesindex).asbar.barbrush.clearimage     tchart1.series(seriesindex).asbar.barbrush.style = mypatterns(valueindex)   end if end sub

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