Clear background on draw

2019-11-30 21:45:31 +01:00 · 2019-11-30 21:45:31 +01:00 · 527591ce45
parent 2520b44537
commit 527591ce45
1 changed files with 1 additions and 0 deletions
--- a/PowerCalc/MainForm.cs
+++ b/PowerCalc/MainForm.cs
@ -49,6 +49,7 @@ namespace PowerCalc
            try
            {
                Graphics g = e.Graphics;
+                g.Clear(Color.White);
                List<Tuple<Color, List<PointF>, Expression>> lines = new List<Tuple<Color, List<PointF>, Expression>>
                    {
                        new Tuple<Color, List<PointF>, Expression>(Color.Red, new List<PointF>(), new Expression(calcBox1.Text)),