'定义蛇的运动速度枚举值

Private Enum tpsSpeed

QUICKLY = 0

SLOWLY = 1

End Enum

'定义蛇的运动方向枚举值

Private Enum tpsDirection

D_UP = 38

D_DOWN = 40

D_LEFT = 37

D_RIGHT = 39

End Enum

'定义运动区域4个禁区的枚举值

Private Enum tpsForbiddenZone

FZ_TOP = 30

FZ_BOTTOM = 5330

FZ_LEFT = 30

FZ_RIGHT = 5730

End Enum

'定义蛇头及身体初始化数枚举值

Private Enum tpsSnake

SNAKEONE = 1

SNAKETWO = 2

SNAKETHREE = 3

SNAKEFOUR = 4

End Enum

'定义蛇宽度的常量

Private Const SNAKEWIDTH As Integer = 100

'该过程用于显示游戏信息

Private Sub Form_Load()

Me.Show

Me.lblTitle = "BS贪食蛇 — (版本 " & App.Major & "." & App.Minor & "." & App.Revision & ")"

Me.Caption = Me.lblTitle.Caption

frmSplash.Show 1

End Sub

'该过程用于使窗体恢复原始大小

Private Sub Form_Resize()

If Me.WindowState <> 1 Then

Me.Caption = ""

Me.Height = 6405 '窗体高度为 6405 缇

Me.Width = 8535 '窗体宽度为 8535 缇

Me.Left = (Screen.Width - Width) 2

Me.Top = (Screen.Height - Height) 2

End If

End Sub

'该过程用于重新开始开始游戏

Private Sub cmdGameStart_MouseDown(Button As Integer, Shift As Integer, X As Single, Y As Single)

Beep

msg = MsgBox("您确认要重新开始游戏吗", 4 + 32, "BS贪食蛇")

If msg = 6 Then Call m_subGameInitialize

End Sub

'该过程用于暂停/运行游戏

Private Sub chkPause_MouseDown(Button As Integer, Shift As Integer, X As Single, Y As Single)

If Me.chkPause.Caption = "暂停游戏(&P)" Then

Me.tmrSnakeMove.Enabled = False

Me.tmrGameTime.Enabled = False

Me.picMoveArea.Enabled = False

Me.lblPauseLab.Visible = True

Me.chkPause.Caption = "继续游戏(&R)"

Else

Me.tmrSnakeMove.Enabled = True

Me.tmrGameTime.Enabled = True

Me.picMoveArea.Enabled = True

Me.lblPauseLab.Visible = False

Me.chkPause.Caption = "暂停游戏(&P)"

End If

End Sub

'该过程用于显示游戏规则

Private Sub cmdGameRules_MouseDown(Button As Integer, Shift As Integer, X As Single, Y As Single)

Beep

MsgBox " BS贪食蛇:一个规则最简单的趣味游戏,您将用键盘" & Chr(13) & _

"上的4个方向键来控制蛇的运动方向。在运动过程中蛇" & Chr(13) & _

"不能后退,蛇的头部也不能接触到运动区域的边线以外" & Chr(13) & _

"和蛇自己的身体,否则就游戏失败。在吃掉随机出现的" & Chr(13) & _

"果子后,蛇的身体会变长,越长难度越大。祝您好运!!", 0 + 64, "游戏规则"

End Sub

'该过程用于显示游戏开发信息

Private Sub cmdAbout_MouseDown(Button As Integer, Shift As Integer, X As Single, Y As Single)

Beep

MsgBox "BS贪食蛇" & "(V-" & App.Major & "." & App.Minor & "版本)" & Chr(13) & Chr(13) & _

"" & Chr(13) & Chr(13) & _

"由PigheadPrince设计制作" & Chr(13) & _

"CopyRight(C)2002,BestSoft.TCG", 0, "关于本游戏"

End Sub

'该过程用于退出游戏

Private Sub cmdExit_MouseDown(Button As Integer, Shift As Integer, X As Single, Y As Single)

Beep

msg = MsgBox("您要退出本游戏吗", 4 + 32, "BS贪食蛇")

Select Case msg

Case 6

End

Case 7

Me.chkWindowButton(2).Value = 0

Exit Sub

End Select

End Sub

'该过程用于拖动窗体_(点击图标)

Private Sub imgWindowTop_MouseDown(Button As Integer, Shift As Integer, X As Single, Y As Single)

ReleaseCapture

SendMessage Me.hwnd, WM_SYSCOMMAND, SC_MOVE, 0

End Sub