hi first of all, sorry for delay in replay i tryed yours solution it's not so perfect for me on atached images im tryind to show main difference: how important to me is recalculation on zoom events... on first image i don't make recalculations. efect: on each zoom in chart i based on constant point ...

sample project "as-is" was posted on new group - Button.Click event service changes ColorLine position on chart by setting Value property. efect of this change is visible after you hover mouse over chart component, but not immediately (in event service code). to make change visible immediately I nee...

this is some solution but in this way usage of DownSampling is pointless i've used it to boost up chart drawing process (reduce amount of point when chat has oryginal zoom). on each ZoomIn DownSampling with set DisplayedPointCount = 1000 makes green line more "oryginal". work around, that You sugges...

Hello! I have another problem, this time with ColorLine.Value property. I'm trying to scroll chart and set ColorLine.Value property in procedural code. the problem is ColorLine position on chart is not that one I set. Attach. (on news group) ilustates my problem. To reproduce it try this sequence: -...

is any method to "work around" this bug?

hi thank you for quick asware i make change, which u suggest and get "part" solution :? when making ZoomIn everything works perfect (just line "reduce" is on chart), but result of ZoomOut is identical as You can see on Screen 2 (first post) - clear chart. may i ask for solution? :) ps. can you expla...

i'm trying to use DownSampling with Ponits Series contains over 86k points. private void GenerateSeries() { Line oryginalPoints = new Line(); FastLine reduceLine = new FastLine(); double[] speedData = new double[60 * 60 * 24]; // sec per day DateTime[] times = new DateTime[60 * 60 * 24]; /* * prepar...