例[6-6].frm

来自「蒋加伏主编VB程序设计第四版PPT及全部课本源码 北京邮电大学出版社 」· FRM 代码 · 共 27 行

VERSION 5.00
Begin VB.Form Form1 
   Caption         =   "例［6-6］ 用Pset方法画曲线"
   ClientHeight    =   2295
   ClientLeft      =   60
   ClientTop       =   345
   ClientWidth     =   3450
   LinkTopic       =   "Form1"
   ScaleHeight     =   2295
   ScaleWidth      =   3450
   StartUpPosition =   3  '窗口缺省
End
Attribute VB_Name = "Form1"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Private Sub Form_Click()
  Scale (-1, 1)-(1, -1)             '用户自定义坐标
  ForeColor = vbRed                 '设置窗体的前景颜色为红色
  For t = 0 To 2 * 3.1415926 Step 0.001
      x = Sin(2 * t) * Cos(t)
      y = Sin(2 * t) * Sin(t)
      PSet (x, y), RGB(255, 0, 0)   '在坐标（x,y)处用窗体的前景颜色画点
  Next t
End Sub