I Need To Suspend Refreshing When I Move (Resize) Form Or Component

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I have problem whit the chart when i resize other controls, i have a seri with N point added to my chart, then i paint a line

C#

graph.DrawLine(new Pen(Color.Yellow, 1), point3, point4);

when i resize other control o de form this line disapear, then when i zom in the chart appear again. I need to avoid disapear.

SOLUTION: I call post paint with boolean var and repaint the lines.

Posted 8-Oct-15 1:13am

Jesús Álvarez

Updated 8-Oct-15 21:39pm

v3

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Sergey Alexandrovich Kryukov · Accepted Answer · 2015-10-08T07:54:00

Apparently, you are doing it wrong. You have to support drawing/redrawing permanently, by doing all rendering in your overridden OnPaint method or Paint handler. For further detail, please see my past answers:
What kind of playful method is Paint? (DataGridViewImageCell.Paint(...))[^],
How to avoid Red Cross in DatagridView C#[^],
capture the drawing on a panel[^],
Drawing Lines between mdi child forms[^].

—SA