hmm, didn't work for me either. It would be good to hear from Ely or Alex on something like this.
Gentlemen? Simon --- In [email protected], "carl_steinhilber" <[EMAIL PROTECTED]> wrote: > > Simon, > Could be. Though I just tried invalidating the chart, the parent panel > and the stage, in bubble-up order: > chart.invalidateDisplayList(); > panel.invalidateDisplayList(); > stage.invalidate(); > and threw validateNow()'s in there on the same components for good > measure... and still no joy. > > Let me know if it works for you. > > I did find another example of an itemRenderer somewhere that > implemented a handler for a dataChange event. But it was an > itemRenderer for a datagrid item, and the event was never dispatched > when used in a chart. > > > --- In [email protected], "simonjpalmer" <simonjpalmer@> > wrote: > > > > I have been grappling with a similar issue. I put this down a week or > > so ago but I was next going to try and invalidate the stage and see > > what happened. Something along the lines of Stage.invalidate(). > > Worth a try. > > > > > > --- In [email protected], "carl_steinhilber" > > <carl_steinhilber@> wrote: > > > > > > I asked this earlier and didn't get any response... but I think maybe > > > I hijacked another thread, so I'll ask again as it's own topic. > > > > > > I have a PlotChart that uses a custom itemRenderer. The dataProvider > > > bound to the chart has objects with the keys: > > > - xAxis:Number, which translates to the position on the xAxis of > > > the chart (-10 to 10), as the value moves to negative, the items color > > > changes from green to orange to red > > > - yAxis:Number, which translates to the position on the yAxis of > > > the chart (-10 to 10), as the value moves to negative, the items color > > > changes from green to orange to red > > > - size:Number, which translates to the size of the item (diameter > > > of circle) > > > - visible:Boolean, which determines whether the item is actually > > > plotted on the chart or not > > > > > > At runtime, the chart initially loads exactly as expected (items the > > > correct size, color and position). Then if I update the values for > > > xAxis and/or yAxis, the item moves on the chart as expected (though if > > > it moves from a positive value to negative value on either axis, the > > > color remains green). > > > But if I update the value for size it doesn't update the item on the > > > chart, and if I update visible to false the item remains visible. > > > > > > Obviously the data setter function in my itemRenderer class is not > > > called when I expect. > > > > > > Also, if I completely replace the dataProvider with a new object, item > > > 1 retains the color and size of item 1 in the old data, and so on. > > > > > > I've tried explicitly calling invalidateDisplayList() and > > > validateNow() on the chart, but it seems to just run the > > > updateDisplayList(). This makes some sense... I guess set data is only > > > run when the chart is first initialized. Seems like I really want the > > > bulk of the logic that's currently in the data setter to be in the > > > updateDisplayList() function... but I don't seem to have access to the > > > dataProvider data in that function. > > > > > > How do I force the chart to rerun the renderer for the item(s) with > > > updated data? Or, conversely, how do I get at dataProvider values from > > > the updateDisplayList() function in the class? > > > > > > Any help would be appreciated. > > > > > > Thanks in advance! > > > -Carl >
