C# 三种实现抖屏的方式

 1     　　　　　//int a = -2;

 2             //this.BringToFront();

 3             //for (int i = 0; i < 20; i++)

 4             //{

 5             //    a = -a;

 6             //    this.Location = new Point(this.Location.X + 6 * a, this.Location.Y + 8 * a);

 7 

 8             //    Thread.Sleep(100);

 9 

10             //}

11             //2.

12             //int X = this.Top; int Y = this.Left;

13 

14             //for (int i = 0; i < 100; i++)

15             //{

16 

17             //    this.Top = this.Top + 10;

18 

19             //    this.Left = this.Left + 10;

20 

21             //    this.Top = this.Top - 10;

22 

23             //    this.Left = this.Left - 10;

24 

25             //}

26 

27             ////回到原来的位置

28 

29             //this.Top = X;

30             //this.Left = Y;

31 

32             //3.

33             Point pOld = this.Location;//原来的位置 

34             int radius = 3;//半径 

35             for (int n = 0; n < 3; n++) //旋转圈数 

36             {

37                 //右半圆逆时针 

38                 for (int i = -radius; i <= radius; i++)

39                 {

40                     int x = Convert.ToInt32(Math.Sqrt(radius * radius - i * i));

41 

42                     int y = -i;

43 

44                     this.Location = new Point(pOld.X + x, pOld.Y + y);

45 

46                     System.Threading.Thread.Sleep(10);

47 

48 

49                 }

50 

51                 //左半圆逆时针

52                 for (int j = radius; j >= -radius; j--)

53                 {

54                     int x = -Convert.ToInt32(Math.Sqrt(radius * radius - j * j));

55                     int y = -j;

56                     this.Location = new Point(pOld.X + x, pOld.Y + y);

57                     System.Threading.Thread.Sleep(10);

58                 }

59             }

60 

61             this.Location = pOld;