Oh, I should mention that I also figured out how to evenly space the labels and also evenly space the gridlines. I used the intervals from the AxisLabelCache. Unfortunately, the series data is no longer accurate to the tick marks when I do this. It looks good though !!!
Thanks, Mike --- In [email protected], "mgrayfmr" <[EMAIL PROTECTED]> wrote: > > Hey Guys- > > I have a line chart with a numeric Y axis that I want to control the > number of gridlines. > Usually, this isn't a problem but sometimes lines are not drawn in > even intervals. > My axis data ranges are dynamic. > For example, I might have a range of percentages from 88% to 100%. > With an interval of 2, > I get horizontal lines at 88%, 90%, 92%, 94%, 96%, 98%, 100%. > But when the min and max become 87% and 100%, Flex draws axis labels > for the same range and leaves off a label for 87% because it is only > an interval of 1 away from 88% > > I need for the min and max values to be displayed on the axis when > there are uneven intervals. > I have sub-classed the LinearAxis class to manipulate the AxisLabel > objects, but I am having a hard time creating even intervals. > The two best scenarios I have come up with is > 1) a chart with labels 87% ,90%,. . . 100%, but that leaves a larger > interval at the bottom of the chart. > And 2) check for a modulus (means I don't have an even interval), > and alternate the intervals 2, than 3, than 2 again. > This creates uneven gridline intervals, even though the chart is > accurately displaying the data > > Ideally, I would like to end up with the second style, with > alternating intervals, but have the chart rescale so the intervals > appear equal. > Just to let you know, I am copying the functionality of an existing > Flash Fusion Chart control, so this isn't a completely random idea! > The Fusion control asks for the number of divlines you want only, > and figures it out from there. > A Flex chart though, as you probably know, takes an interval instead. > > If anyone has any ideas, or has run into anything like this, please > let me know !!! > Thanks - Mike Gray >
