帮帮忙，跪下谢谢斑竹，VB

llm3-1415926

<TABLE cellSpacing=0 cellPadding=0 width="100%" border=0>
' x5 B0 F9 ?3 j4 k! k( U) ~$ A9 [
<TR>
4 C! Q; x8 K  g2 M7 t! t8 N. a; M& Y<TD width=*>
0 P$ F/ R& J6 r9 c# i& o<><B>帮帮忙，跪下谢谢斑竹，VB</B></P>
<>rivate Function PrintWord(x, Y, Word As String)
2 H! J5 T8 H) S( F/ P. q. V+ ^With Picture1
.CurrentX = x
( ~1 L: ?5 D0 u.CurrentY = Y
! P! s+ t3 p8 ?9 K! n.ForeColor = RGB(0, 0, 255)
% V+ U5 |/ x1 u6 TEnd With
3 P5 n* ^4 o9 z4 @Picture1.Print Word
8 r: x2 F9 R+ E6 ~. EEnd Function
% Z% m5 q. B. v% c, u'定义画点函数
' W: D! y  t: S6 ^4 X: D* VPrivate Function DrawDot(Px, Py, Color)
  l4 Y! ?$ w9 L* a5 c  j( Q+ G2 P6 yPicture1.PSet (Px, Py), Color
9 Y, J8 D/ ^$ \- I* oEnd Function
( ?, `( O' O# b. |% pSub XY() '建立直角坐标系
2 G3 d1 V0 }. t7 `Picture1.DrawWidth = 1 '设置线条宽度
3 V2 a" a0 k* Q2 X2 MPicture1.Cls
'设定用户坐标系，坐标原点在Picture1中心
* m% `' m1 L0 j7 O' U. qPicture1.Scale (-10, 10)-(10, -10)
Picture1.Line (-10, 0)-(10, 0), RGB(0, 0, 255)
Picture1.Line -(9.5, 0.5), RGB(0, 0, 255)
Picture1.Line (10, 0)-(9.5, -0.5), RGB(0, 0, 255)
3 J$ X9 z8 {4 _2 `! d& XPicture1.ForeColor = RGB(0, 0, 255)
Picture1.Print "X"
'画 X 轴
Picture1.Line (0, -10)-(0, 10), RGB(0, 0, 255)
# _3 k- A% }& c( U1 wPicture1.Line -(0.5, 9.5), RGB(0, 0, 255)
2 h7 U* T) W- V/ j1 t: wPicture1.Line (0, 10)-(-0.5, 9.5), RGB(0, 0, 255)
Picture1.Print "Y"
& i0 B: H& L$ f1 H! X'画 Y 轴
For lin = -9 To 9
" u1 `! j$ ^" U/ m3 D0 X! iPicture1.Line (lin, 0)-(lin, 0.25)
wor = PrintWord(lin - 0.5, -0.5, Str(lin))
Picture1.Line (0, lin)-(-0.25, lin)
If lin &lt;&gt; 0 Then
0 U, c% z) b5 q' {wor = PrintWord(-0.9, lin, Str(lin))
0 i; H, s! L/ ~5 X/ [* D( ?End If
! u; M5 v, ?$ dNext lin
Picture1.DrawWidth = 1
1 G- p: Z5 s( J2 Q  [  HEnd Sub
Private Sub cmdPlot_Click()
! j- K8 F7 Y8 ]8 h: X' E8 N$ W3 {# YXY
On Error Resume Next
Dim x As Double, Y As Double
Randomize
  
, d" r) w( X0 v9 B$ g3 R        SC.Reset
        SC.AddCode "Function RunThis(X)" &amp; vbCrLf &amp; "RunThis=" &amp; txtEquation &amp; vbCrLf &amp; "End Function"
1 j9 M8 W& ?# g- Z       For x = -15 To 15 Step 0.001
         Y = SC.Run("runthis", x)
         DoEvents
9 x. L& L: l5 @7 x) p2 @& ]          Picture1.PSet (x, Y), RGB(250, 0, 0)
          Next x
End Sub</P>
<>rivate Sub Command2_Click()
XY
  P, |0 @( w( }6 O- |1 a) UEnd Sub</P>
<>rivate Sub Command3_Click()
  N' G2 R4 M& w) m" a$ Q. R' d' SEnd
" W; Y9 k3 X" t% AEnd Sub</P>
<>
+ `6 V, o% H# S& E- n6 _7 Y2 xPrivate Sub Form_Load()
Me.Caption = "美丽曲线——数学爱好者"
Me.Show
Me.AutoRedraw = True
XY
End Sub
</P></TD>
<TD align=right width=60></TD></TR></TABLE>
* G, a+ W) r% w5 M0 e: X<>为仕么Y=LOG（X），SQR（X）也有图象（X轴负半轴），sc为ms.script.control控件请帮忙,<B>跪下谢谢斑竹</B></P>
- f) q- Y1 A: ]+ J2 l( @3 o; s" K. Z

[此贴子已经被作者于2005-3-4 17:40:39编辑过]

kensington

回复 1# llm3-1415926
" P" B% V5 l. b, t7 A

  L# g8 F2 q; G, o你在搞什么呢？………………………………………………

数学者

楼主这是啥意思啊？不明白你在说什么呢~

水木年华zzu

代码写的好不好另当别论，格式一定要好

sxjm567

好帖，确实好帖！

诺＆然

亲，你在写什么啊？

诺＆然

我不得不承认我是有一点VB基础的孩子啊，可是真的完全看不懂