Private Declare Function GetTickCount Lib "kernel32" () As Long 'this function lets us not use timer
'timers are bad :)
'main body... each part of the snake has X and Y
Private Type Part
X As Integer
Y As Integer
End Type
'Dynamic array to store part coordinates
Dim Part() As Part
'Velocity in X and Y direction of the snake
Dim vX As Integer, vY As Integer
Dim i As Integer 'for loops
Dim CS As Single 'cell size
Dim FX As Integer, FY As Integer 'food coordinates
Dim X As Integer, Y As Integer
Dim bRunning As Boolean, died As Boolean
Private Sub Form_Load()
Randomize 'random generation
'Initialize controls******************
Picture1.BackColor = vbWhite
Picture1.ScaleMode = 3 'pixels
CS = 20 'cell size in pixels
X = Int(Picture1.ScaleWidth / CS)
Y = Int(Picture1.ScaleHeight / CS)
Picture1.AutoRedraw = True
Picture1.ScaleWidth = X * CS
Picture1.ScaleHeight = Y * CS
Me.WindowState = 2
Me.Show
DrawGrid Picture1, CS
'*************************************
died = False
'set up the game
ReDim Part(0)
Part(0).X = 0
Part(0).Y = 0
FX = Int(Rnd * X)
FY = Int(Rnd * Y)
'go to main loop
bRunning = True
MainLoop
End Sub
Sub MainLoop()
Do While bRunning = True
Update
Draw
WAIT (50) 'increasing this number makes game slower
Loop
Unload Me
End Sub
Sub Update()
'MOVE PARTS
For i = UBound(Part) To 1 Step -1
Part(i).X = Part(i - 1).X
Part(i).Y = Part(i - 1).Y
Next i
'MOVE HEAD
Part(0).X = Part(0).X + vX
Part(0).Y = Part(0).Y + vY
'HAS HE GONE OUT OF BOUNDS ?
If Part(0).X <>= X Or Part(0).Y <>= Y Then
died = True
End If
'HAS HE CRASHED INTO HIMSELF ?
For i = 1 To UBound(Part)
If Part(i).X = Part(0).X And Part(i).Y = Part(0).Y Then
died = True
End If
Next i
'DID HE EAT FOOD ?
If Part(0).X = FX And Part(0).Y = FY Then
ReDim Preserve Part(UBound(Part) + 1)
Part(UBound(Part)).X = -CS
Part(UBound(Part)).Y = -CS
FX = Int(Rnd * X)
FY = Int(Rnd * Y)
Form1.Caption = "Parts: " & UBound(Part)
End If
'IS HE DEAD ?
If died = True Then NewGame
End Sub
Sub Draw()
'DRAW WHITENESS
Rectangle 0, 0, X * CS, Y * CS, vbWhite
'DRAW SNAKE. PARTS IN BLUE, HEAD IN GREEN
For i = 1 To UBound(Part)
Rectangle Part(i).X * CS, Part(i).Y * CS, Part(i).X * CS + CS, Part(i).Y * CS + CS, vbBlue
Next i
Rectangle Part(0).X * CS, Part(0).Y * CS, Part(0).X * CS + CS, Part(0).Y * CS + CS, vbGreen
'DRAW FOOD
Rectangle FX * CS, FY * CS, FX * CS + CS, FY * CS + CS, vbRed
DrawGrid Picture1, CS
End Sub
Sub Rectangle(X1 As Integer, Y1 As Integer, X2 As Integer, Y2 As Integer, color As Long)
Picture1.Line (X1, Y1)-(X2, Y2), color, BF
End Sub
Sub NewGame()
'SET UP NEW GAME
died = False
ReDim Part(0)
Part(0).X = 0
Part(0).Y = 0
vX = 0
vY = 0
FX = Int(Rnd * X)
FY = Int(Rnd * Y)
End Sub
Sub DrawGrid(Pic As Control, CS As Single)
'**************************************************************************
'DRAW GRID
'**************************************************************************
Dim i As Integer, Across As Single, Up As Single
Across = Pic.ScaleWidth / CS
Up = Pic.ScaleHeight / CS
For i = 0 To Across
Pic.Line (i * CS, 0)-(i * CS, Up * CS)
Next i
For i = 0 To Up
Pic.Line (0, i * CS)-(Across * CS, i * CS)
Next i
End Sub
Sub WAIT(Tim As Integer)
'**************************************************************************
'WAIT FUNCTION
'**************************************************************************
Dim LastWait As Long
LastWait = GetTickCount
Do While Tim > GetTickCount - LastWait
DoEvents
Loop
End Sub
Private Sub Picture1_KeyDown(KeyCode As Integer, Shift As Integer)
'USER KEYPRESSES HANDLED HERE
Select Case KeyCode
Case vbKeyRight
vX = 1
vY = 0
Case vbKeyLeft
vX = -1
vY = 0
Case vbKeyUp
vX = 0
vY = -1
Case vbKeyDown
vX = 0
vY = 1
End Select
End Sub
Private Sub Picture1_KeyPress(KeyAscii As Integer)
'27 is ESC. IF user presses ESC, QUIT
If KeyAscii = 27 Then bRunning = False
End Sub
Private Sub Form_Unload(Cancel As Integer)
'This function can be left out
End
End Sub
Private Declare Function GetTickCount Lib "kernel32" () As Long 'this function lets us not use timer
'timers are bad :)
'main body... each part of the snake has X and Y
Private Type Part
X As Integer
Y As Integer
End Type
'Dynamic array to store part coordinates
Dim Part() As Part
'Velocity in X and Y direction of the snake
Dim vX As Integer, vY As Integer
Dim i As Integer 'for loops
Dim CS As Single 'cell size
Dim FX As Integer, FY As Integer 'food coordinates
Dim X As Integer, Y As Integer
Dim bRunning As Boolean, died As Boolean
Private Sub Form_Load()
Randomize 'random generation
'Initialize controls******************
Picture1.BackColor = vbWhite
Picture1.ScaleMode = 3 'pixels
CS = 20 'cell size in pixels
X = Int(Picture1.ScaleWidth / CS)
Y = Int(Picture1.ScaleHeight / CS)
Picture1.AutoRedraw = True
Picture1.ScaleWidth = X * CS
Picture1.ScaleHeight = Y * CS
Me.WindowState = 2
Me.Show
DrawGrid Picture1, CS
'*************************************
died = False
'set up the game
ReDim Part(0)
Part(0).X = 0
Part(0).Y = 0
FX = Int(Rnd * X)
FY = Int(Rnd * Y)
'go to main loop
bRunning = True
MainLoop
End Sub
Sub MainLoop()
Do While bRunning = True
Update
Draw
WAIT (50) 'increasing this number makes game slower
Loop
Unload Me
End Sub
Sub Update()
'MOVE PARTS
For i = UBound(Part) To 1 Step -1
Part(i).X = Part(i - 1).X
Part(i).Y = Part(i - 1).Y
Next i
'MOVE HEAD
Part(0).X = Part(0).X + vX
Part(0).Y = Part(0).Y + vY
'HAS HE GONE OUT OF BOUNDS ?
If Part(0).X <>= X Or Part(0).Y <>= Y Then
died = True
End If
'HAS HE CRASHED INTO HIMSELF ?
For i = 1 To UBound(Part)
If Part(i).X = Part(0).X And Part(i).Y = Part(0).Y Then
died = True
End If
Next i
'DID HE EAT FOOD ?
If Part(0).X = FX And Part(0).Y = FY Then
ReDim Preserve Part(UBound(Part) + 1)
Part(UBound(Part)).X = -CS
Part(UBound(Part)).Y = -CS
FX = Int(Rnd * X)
FY = Int(Rnd * Y)
Form1.Caption = "Parts: " & UBound(Part)
End If
'IS HE DEAD ?
If died = True Then NewGame
End Sub
Sub Draw()
'DRAW WHITENESS
Rectangle 0, 0, X * CS, Y * CS, vbWhite
'DRAW SNAKE. PARTS IN BLUE, HEAD IN GREEN
For i = 1 To UBound(Part)
Rectangle Part(i).X * CS, Part(i).Y * CS, Part(i).X * CS + CS, Part(i).Y * CS + CS, vbBlue
Next i
Rectangle Part(0).X * CS, Part(0).Y * CS, Part(0).X * CS + CS, Part(0).Y * CS + CS, vbGreen
'DRAW FOOD
Rectangle FX * CS, FY * CS, FX * CS + CS, FY * CS + CS, vbRed
DrawGrid Picture1, CS
End Sub
Sub Rectangle(X1 As Integer, Y1 As Integer, X2 As Integer, Y2 As Integer, color As Long)
Picture1.Line (X1, Y1)-(X2, Y2), color, BF
End Sub
Sub NewGame()
'SET UP NEW GAME
died = False
ReDim Part(0)
Part(0).X = 0
Part(0).Y = 0
vX = 0
vY = 0
FX = Int(Rnd * X)
FY = Int(Rnd * Y)
End Sub
Sub DrawGrid(Pic As Control, CS As Single)
'**************************************************************************
'DRAW GRID
'**************************************************************************
Dim i As Integer, Across As Single, Up As Single
Across = Pic.ScaleWidth / CS
Up = Pic.ScaleHeight / CS
For i = 0 To Across
Pic.Line (i * CS, 0)-(i * CS, Up * CS)
Next i
For i = 0 To Up
Pic.Line (0, i * CS)-(Across * CS, i * CS)
Next i
End Sub
Sub WAIT(Tim As Integer)
'**************************************************************************
'WAIT FUNCTION
'**************************************************************************
Dim LastWait As Long
LastWait = GetTickCount
Do While Tim > GetTickCount - LastWait
DoEvents
Loop
End Sub
Private Sub Picture1_KeyDown(KeyCode As Integer, Shift As Integer)
'USER KEYPRESSES HANDLED HERE
Select Case KeyCode
Case vbKeyRight
vX = 1
vY = 0
Case vbKeyLeft
vX = -1
vY = 0
Case vbKeyUp
vX = 0
vY = -1
Case vbKeyDown
vX = 0
vY = 1
End Select
End Sub
Private Sub Picture1_KeyPress(KeyAscii As Integer)
'27 is ESC. IF user presses ESC, QUIT
If KeyAscii = 27 Then bRunning = False
End Sub
Private Sub Form_Unload(Cancel As Integer)
'This function can be left out
End
End Sub
Option Explicit
Dim days As Long '<-Stores the number of days elapsed from 1/1/1900 to current month and year
Dim i As Integer
Private Sub cmdGenerate_Click()
On Error GoTo Error_handle 'On error, goto to end of function
days = 0
For i = 0 To 34
Label1(i).Caption = "" 'Clear all the labels
Next i
For i = 1900 To txtYear.Text - 1
If i Mod 4 = 0 Then 'If leap year then count 366 days
days = days + 366
Else 'else 365 days
days = days + 365
End If
Next i
For i = 1 To txtMonth.Text - 1
If i = 1 Or i = 3 Or i = 5 Or i = 7 Or i = 8 Or i = 10 Or i = 12 Then 'For January,March,May....,December count 31 days
days = days + 31
ElseIf (i = 4 Or i = 6 Or i = 9 Or i = 11) Then 'For April,June,September,November count 30 days
days = days + 30
ElseIf (i = 2 And txtYear.Text Mod 4 = 0) Then 'If month is February and year is leap year count 29 days
days = days + 29
Else 'If month is February and year is not a leap year, count 28 days
days = days + 28
End If
Next i
If (i = 1 Or i = 3 Or i = 5 Or i = 7 Or i = 8 Or i = 10 Or i = 12) Then
show_calender 31 'Show calender with 31 days
ElseIf (i = 4 Or i = 6 Or i = 9 Or i = 11) Then
show_calender 30 'Show calender with 30 days
ElseIf (i = 2 And txtYear.Text Mod 4 = 0) Then
show_calender 29 'Show calender with 29 days
Else
show_calender 28 'Show calender with 28 days
End If
Error_handle:
End Sub
Private Function show_calender(n As Integer) '//<- n stores the number of days to display
Dim i, k As Integer
k = days Mod 7 'Divide days with 7, the remainder give the current day
For i = 1 To n
Label1(k).Caption = i 'Display the number in calender format
k = k + 1
If k = 35 Then k = 0
Next i
End Function
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