Option Explicit Dim oldx As Double,oldy As Double Dim tx As Double,ty As Double Dim flgPress As Boolean Private Sub Command1_Click() Dim a As Integer Text1.Text = Hex("44") End Sub Private Sub Form_Load() flgPress = False tx = 0 ty = 0 End Sub Private Sub Picture1_MouseDown(Button As Integer,Shift As Integer,X As Single,Y As Single) oldx = X oldy = Y flgPress = True End Sub Private Sub Picture1_MouseMove(Button As Integer,Y As Single) If flgPress = True Then Picture1.Line (oldx,oldy)-(tx,ty),&H8000000E '在原线基础上用底色画线覆盖 If tx <> X Or ty <> Y Then tx = X ty = Y Picture1.Line (oldx,ty) '移动了位置,再画一个趋势线 End If End If End Sub Private Sub Picture1_MouseUp(Button As Integer,oldy)-(X,Y) flgPress = False End If End Sub原文链接:https://www.f2er.com/vb/259044.html