form1.frm

vb电子书籍

   VERSION 5.00
   Begin VB.Form Form1
      BackColor       =   &H80000000&
      Caption         =   "CIRCLE方法绘制图案"
      ClientHeight    =   2490
      ClientLeft      =   60
      ClientTop       =   345
      ClientWidth     =   4140
      FillColor       =   &H00FF0000&
      BeginProperty Font
         Name            =   "宋体"
         Size            =   12
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      ForeColor       =   &H00FF0000&
      Icon            =   "Form1.frx":0000
      LinkTopic       =   "Form1"
      ScaleHeight     =   2490
      ScaleWidth      =   4140
      StartUpPosition =   2  '屏幕中心
   End
   Attribute VB_Name = "Form1"
   Attribute VB_GlobalNameSpace = False
   Attribute VB_Creatable = False
   Attribute VB_PredeclaredId = True
   Attribute VB_Exposed = False
'CODE Manger By BcodeXRose
'##################################################################
'## 过程名称：Form_Click
'## 参数： 无
'##################################################################
Private Sub Form_Click()
    Dim r, x, y, x0, y0, pi As Single
    Cls
    pi = 3.1415926
    r = Form1.ScaleHeight / 4
    x0 = Form1.ScaleWidth / 2
    y0 = Form1.ScaleHeight / 2
    st = pi / 10
    For i = 0 To 2 * pi Step st
        x = r * Cos(i) + x0
        y = r * Sin(i) + y0
        Circle (x, y), r * 0.9
    Next i
End Sub