📄 banj.frm
字号:
VERSION 5.00
Begin VB.Form Form1
Caption = "Form1"
ClientHeight = 5220
ClientLeft = 60
ClientTop = 345
ClientWidth = 9675
LinkTopic = "Form1"
ScaleHeight = 5220
ScaleWidth = 9675
StartUpPosition = 3 '窗口缺省
Begin VB.TextBox Text6
Height = 375
Left = 6480
TabIndex = 20
Text = "Text6"
Top = 1320
Width = 1815
End
Begin VB.TextBox Text5
Height = 375
Left = 1800
TabIndex = 19
Text = "Text5"
Top = 1320
Width = 1695
End
Begin VB.CommandButton Command2
Caption = "退出"
Height = 495
Left = 6240
TabIndex = 18
Top = 4560
Width = 1575
End
Begin VB.TextBox Text4
Height = 495
Left = 5040
TabIndex = 16
Text = "Text4"
Top = 2160
Width = 2055
End
Begin VB.Frame Frame2
BackColor = &H00FF8080&
Caption = "输出点的曲率半径"
Height = 1455
Left = 0
TabIndex = 6
Top = 3000
Width = 9495
Begin VB.TextBox Text3
Height = 375
Left = 6840
TabIndex = 12
Text = "text3"
Top = 720
Width = 1935
End
Begin VB.TextBox Text2
Height = 375
Left = 3600
TabIndex = 11
Text = "text2"
Top = 720
Width = 1695
End
Begin VB.TextBox Text1
Height = 375
Left = 480
TabIndex = 10
Text = "text1"
Top = 720
Width = 1455
End
Begin VB.Label Label3
BackColor = &H00FF8080&
Caption = "R="
Height = 375
Left = 6600
TabIndex = 15
Top = 840
Width = 255
End
Begin VB.Label Label2
BackColor = &H00FF8080&
Caption = "N="
Height = 375
Left = 3360
TabIndex = 14
Top = 840
Width = 375
End
Begin VB.Label Label1
BackColor = &H00FF8080&
Caption = "M="
Height = 375
Left = 240
TabIndex = 13
Top = 840
Width = 255
End
Begin VB.Label Label10
BackColor = &H00FF8080&
Caption = "平均曲率半径"
Height = 495
Left = 6720
TabIndex = 9
Top = 480
Width = 2655
End
Begin VB.Label Label9
BackColor = &H00FF8080&
Caption = "卯酉圈曲率半径"
Height = 375
Left = 3720
TabIndex = 8
Top = 480
Width = 2295
End
Begin VB.Label Label8
BackColor = &H00FF8080&
Caption = "子午圈曲率半径"
Height = 255
Left = 360
TabIndex = 7
Top = 480
Width = 1455
End
End
Begin VB.CommandButton Command1
Caption = "计算"
Height = 495
Left = 600
TabIndex = 5
Top = 4560
Width = 1575
End
Begin VB.Frame Frame1
BackColor = &H0000FF00&
Caption = "请先选择参考椭球体"
ForeColor = &H000000FF&
Height = 855
Left = 120
TabIndex = 0
Top = 120
Width = 9495
Begin VB.OptionButton Option3
Caption = "WGS-84椭球体"
Height = 255
Left = 6720
TabIndex = 3
Top = 360
Width = 1935
End
Begin VB.OptionButton Option2
Caption = "1975年国际椭球体"
Height = 255
Left = 3120
TabIndex = 2
Top = 360
Width = 1935
End
Begin VB.OptionButton Option1
Caption = "可拉索夫斯基椭球体"
Height = 255
Left = 240
TabIndex = 1
Top = 360
Width = 1935
End
End
Begin VB.Label Label11
Caption = "椭球体的第二偏心率"
Height = 375
Left = 4200
TabIndex = 23
Top = 1320
Width = 1935
End
Begin VB.Label Label6
Caption = "a="
Height = 375
Left = 1560
TabIndex = 22
Top = 1440
Width = 375
End
Begin VB.Label Label5
Caption = "椭球体的长半轴"
Height = 495
Left = 240
TabIndex = 21
Top = 1440
Width = 1455
End
Begin VB.Label Label4
Caption = "B="
Height = 495
Left = 4800
TabIndex = 17
Top = 2280
Width = 255
End
Begin VB.Label Label7
Caption = "请输入所求点的大地纬度,以度、分、秒的行式,小数点前面为度有三位,后面为分和秒位,秒位保留4位小数,不足的以0不足。"
Height = 735
Left = 480
TabIndex = 4
Top = 2040
Width = 4215
End
End
Attribute VB_Name = "Form1"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Dim a, b, c, e2, ei2, d As Integer
Private Sub Command1_Click()
Dim a, b, c, e2, ei2, d As Double
a = Text5.Text
e2 = Val(Text6.Text) * Val(Text6.Text)
Dim m, n, r, w, v, b1, b2, b3, b4, b5, b6 As Variant
b1 = Text4.Text
b2 = Mid$(b1, 1, 3)
b3 = Mid$(b1, 5, 2)
b4 = Mid$(b1, 7, 6)
b5 = Val(b2) + Val(b3) / 60 + Val(b4) / 10000 / 3600
b6 = b5 * 3.14159265358979 / 180
w = 1 - e2 * Sin(b6) * Sin(b6)
m = a * (1 - e2) / w ^ 3
n = a / w
r = Sqr(m * n)
Text1.Text = m
Text2.Text = n
Text3.Text = r
End Sub
Private Sub Command2_Click()
End
End Sub
Private Sub Form_Load()
Text4.Text = ""
End Sub
Private Sub Option1_Click()
Dim a, b, c, e2, ei2, d As Double
a = 6378245#
b = 6356863.01877305
c = 639968.901782711
d = 1 / 298.3
e2 = 0.006693421622966
ei2 = 0.006738525414683
Text5.Text = a
Text6.Text = Sqr(e2)
End Sub
Private Sub Option2_Click()
Dim a, b, c, e2, ei2, d As Double
a = 6378140#
b = 6356755.28815753
c = 6399596.65198801
d = 1 / 298.257
e2 = 0.006694384999588
ei2 = 0.006739501819473
Text5.Text = a
Text6.Text = Sqr(e2)
End Sub
Private Sub Option3_Click()
Dim a, b, c, e2, ei2, d As Double
a = 6378137#
b = 6356752.3142
c = 6399593.6258
d = 1 / 298.257223563
e2 = 0.006694379013
ei2 = 0.00673949674227
Text5.Text = a
Text6.Text = Sqr(e2)
End Sub
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