Angulos

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'=====================================================================
'// Programa ........................... Angulos.exe
'// Proyecto ........................... Prácticas de 1º BTO
'// Autor .............................. Jesús P. M. (zttsoft.com)
'// Fecha ............................. 13/06/2006
'// Modificación ....................... 13/06/2006
'=====================================================================
Option Explicit
' constante
Dim PI As Double
' convierte a radianes
Dim CRad As Double
' convierte a grados sexagesimales
Dim CGra As Double
Dim datGRA As Boolean
Dim datRAD As Boolean
Public Function GraMinSeg(Num As Double) As String
Dim sw As Double
Dim g As Double, m As Double, s As Double
g = Int(Num)
sw = (Num - g) * 60
m = Int(sw)
s = Int((sw - m) * 60)
GraMinSeg = Str(g) & "º " & Str(m) & "' " & Str(s) & "''"
End Function
Private Sub Command1_Click()
End
End Sub
Private Sub Command2_Click(Index As Integer)
Form2.Show 1
End Sub
Private Sub Form_Load()
PI = 4 * Atn(1)
CRad = PI / 180
CGra = 180 / PI
End Sub
Private Sub txt_Angulo_Change(Index As Integer)
Dim sw1 As Double, sw2 As Double
If IsNumeric(txt_Angulo(Index).Text) Then
Select Case Index
Case 0 And datGRA = True
lbl_GMS(0).Caption = Int(txt_Angulo(0).Text)
sw1 = (txt_Angulo(0).Text - Int(txt_Angulo(0).Text)) * 60
lbl_GMS(1).Caption = Int(sw1)
sw2 = (sw1 - Int(sw1)) * 60
lbl_GMS(2).Caption = Int(sw2)
txt_Angulo(1).Text = Round(txt_Angulo(0).Text * CRad, 4)
Case 1 And datRAD = True
txt_Angulo(0).Text = Round(txt_Angulo(1).Text * CGra, 4)
End Select
Else
txt_Angulo(0).Text = 0
txt_Angulo(1).Text = 0
txt_Angulo(Index).SelStart = 0
txt_Angulo(Index).SelLength = Len(txt_Angulo(Index).Text)
End If
End Sub
Private Sub txt_Angulo_GotFocus(Index As Integer)
txt_Angulo(Index).SelStart = 0
txt_Angulo(Index).SelLength = Len(txt_Angulo(Index).Text)
If Index = 0 Then
datGRA = True
datRAD = False
Else
datGRA = False
datRAD = True
End If
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End Sub
Private Sub txt_Angulo_KeyPress(Index As Integer, KeyAscii As Integer)
' permitir tecla borrar (BACKSPACE)
If KeyAscii <> 8 Then
If KeyAscii = 46 Then KeyAscii = 44 ' cambia punto por coma
If KeyAscii = 45 Then KeyAscii = 0 ' Solo números positivos
If Not IsNumeric("0" & txt_Angulo(Index).Text & Chr(KeyAscii)) Then
KeyAscii = 0
End If
End If
' se pulsa Intro
If KeyAscii = 13 Then
KeyAscii = 0
' quita el Beep del intro
'SendKeys "{TAB}"
' pasa el foco al siguiente objeto
End If
End Sub
'/// FINAL DE CÓDIGO ==============================================