Small Basic Oyun Kodları

Small Basic Oyun Kodları ile çeşitli bir çok oyunu nasıl yapabileceğinizi öğrenebilirsiniz. Hazır kodlardan yola çıkarak kendinizi geliştirecek ve sıfırdan bir oyun yapacak donanıma sahip olabilmek için işinize yarayacak bazı oyun kodlarını sizlere sunuyoruz.

Small Basic Minecraft Kodları

'Code Copyright Noah Buscher 2012
'Image Copyright Mojang
'Thank You to Mojang for Images
'This Game and/or Noah Buscher is Not Affliated with Minecraft or Mojang in Any Way

'Sets Up Board to Play
GraphicsWindow.title = "MineTag"
GraphicsWindow.CanResize = "False"
GraphicsWindow.BackgroundColor = "Green"
GraphicsWindow.Height = 500
GraphicsWindow.Width = 500
GraphicsWindow.FontName = "Neuropol"
GraphicsWindow.FontSize = "24"
GraphicsWindow.BrushColor = "White"
touch = "False"
score = 0
mex = 430
mey = 10
ox  = 10
oy = 430


Player = Shapes.AddImage("http://i47.tinypic.com/nx2h4w.jpg")
Shapes.Move(Player, mex, mey)
Zombie = Shapes.AddImage("http://i49.tinypic.com/2gvsk6r.jpg")
Shapes.Move(Zombie, ox, oy)
scoreDisp = Shapes.AddText(score)

'Refreshes the Screen every .0020 seconds and Checks for Touch
Timer.interval = 20
Timer.resume()
Timer.Tick = Tock

Sub Tock
  score = score + 0.0020
  Shapes.SetText(scoreDisp, score)
  If ox = mex And oy = mey Then
    Shapes.Remove(Player)
    Sound.PlayClick()
    Timer.pause()
    touch = "True"
  GraphicsWindow.ShowMessage("Your Score Was " + score , "You Lost")
  Program.End()
  EndIf
EndSub

'This Sub Controls How the Human Player Moves
GraphicsWindow.TextInput = PlayerMove
Sub PlayerMove
  If GraphicsWindow.LastText = "w" Then
    mey = mey - 10
   Shapes.Move(Player, mex, mey)
  EndIf
  If GraphicsWindow.LastText = "a" Then
    mex = mex - 10
    Shapes.Move(Player, mex, mey)
  EndIf
  If GraphicsWindow.LastText= "s" Then
    mey = mey + 10
    Shapes.Move(Player, mex, mey)
  EndIf
  If GraphicsWindow.LastText = "d" Then
    mex = mex + 10
    Shapes.Move(Player, mex, mey)
  EndIf

  'Makes the Board Inf.
  If mex > 500 Then
    mex = 0
  endif
  If mey > 500 Then
    mey = 0
    EndIf
  If mex < 0 Then
    mex = 500
  endif
  If mey < 0 Then
    mey = 500
  EndIf
EndSub

'Controls AI Movement
While touch = "False"
  If ox < mex Then
    ox = ox + 10
    Shapes.Move(Zombie, ox, oy)
    Program.Delay(80)
  endif
  If ox > mex Then
    ox = ox - 10
    Shapes.Move(Zombie, ox, oy)
    Program.Delay(80)
  endif
  If oy < mey Then
    oy = oy + 10
    Shapes.Move(Zombie, ox, oy)
    Program.Delay(80)
  endif
  If oy > mey Then
    oy = oy - 10
    Shapes.Move(Zombie, ox, oy)
    Program.Delay(80)
  endif

EndWhile

Small Basic Mario Kodları

' Donkey Kong in the Small Basic World 0.7
' Small Basic version written by Nonki Takahashi.
'
' History:
' 0.7 2014-03-24 Changed music. (FGM769-5)
' 0.6 2014-03-24 Added music and ending. (FGM769-4)
' 0.5b 2014-03-14 Added motion of Mario. (FGM769-3)
' 0.4a 2014-03-13 Added Donkey Kong. (FGM769-2)
' 2014-03-13 13:40:50 Donkey Kong generated by Shapes 1.6b.
' 0.3a 2014-03-12 Barrels demo with friction. (FGM769-1)
' 0.2a 2014-03-10 Barrel demo without friction. (FGM769-0)
' 0.1a 2014-03-08 Created only for graphics. (FGM769)
'
GraphicsWindow.Title = "Donkey Kong in the Small Basic World 0.7"
MAXBARREL = 8
Init()
Opening()
g = 9.8     ' [m/s^2]
dt = 1 / 24 ' [s]
pxpm = 50   ' [pixel/m]
pslope[1] = "x1=200;y1=70;x2=400;y2=70;height=16;pitch=10;color=Maroon;"
pslope[2] = "x1=0;y1=130;x2=540;y2=150;height=16;pitch=10;color=Maroon;"
pslope[3] = "x1=60;y1=240;x2=600;y2=220;height=16;pitch=10;color=Maroon;"
pslope[4] = "x1=0;y1=310;x2=540;y2=330;height=16;pitch=10;color=Maroon;"
pslope[5] = "x1=300;y1=412;x2=600;y2=400;height=16;pitch=10;color=Maroon;"
pslope[6] = "x1=0;y1=412;x2=300;y2=412;height=16;pitch=10;color=Maroon;"
ns = Array.GetItemCount(pslope)
For i = 1 To ns
  param = pslope[i]
  Slope_Add()
EndFor
op = 100
For i = 1 To 10
  hx = hx + 2
  op = op - 10
  Shapes.Move(help, hx, hy)
  Shapes.SetOpacity(help, op)
  Program.Delay(200)
EndFor
param = "x=10;y=40;m=5000;e=0.56;mu=1;"
Barrel_Add()
lastms = Clock.ElapsedMilliseconds
timeout = "False"
Timer.Interval = dt * 1000
Timer.Tick = OnTick
Sound.PlayMusic("O6C4D8F8R8D8C8D8O5B-8O6C16D16E-16F16G16A16B-2")
GraphicsWindow.KeyDown = OnKeyDown
inGame = "True"
goal = "False"
While inGame
  If timeout Then
    ms = Clock.ElapsedMilliseconds
    If 5000 < ms - lastms Then
      param = "x=10;y=40;m=5000;e=0.56;mu=1;"
      Barrel_Add()
      lastms = ms
      If mario["ob"] Then
        Mario_Add()
      EndIf
    EndIf
    Barrel_Motion()
    Mario_Motion()
    timeout = "False"
  Else
    Program.Delay(dt * 1000)
  EndIf
  If goal Then
    Ending()
  EndIf
EndWhile
Closing()
Sub Ending
  Shapes.ShowShape(heart)
  Sound.PlayMusic("O6R4D4D-8D8R8G8R4G4F8D8R4C4C4F8D-8D8R8O5B-2")
  inGame = "False"
EndSub
Sub Closing
  GraphicsWindow.Clear()
  fs = 40
  GraphicsWindow.FontSize = fs
  GraphicsWindow.BrushColor = "White"
  tw = 267
  x = Math.Floor((gw - tw) / 2)
  y = Math.Floor((gh - fs) / 2)
  GraphicsWindow.DrawText(x, y, "GAME OVER")
EndSub
Sub Init
  gw = 598
  gh = 428
  GraphicsWindow.Width = gw
  GraphicsWindow.Height = gh
  GraphicsWindow.BackgroundColor = "Black"
  Not = "True=False;False=True;"
EndSub
Sub OnKeyDown
  key = GraphicsWindow.LastKey
  If mario["landing"] Then
    If key = "Left" Then
      mario["vx"] = mario["vx"] - 100
      mario["vy"] = mario["vy"] - 100
    ElseIf key = "Right" Then
      mario["vx"] = mario["vx"] + 100
      mario["vy"] = mario["vy"] - 100
    ElseIf key = "Up" Then
      mario["vy"] = mario["vy"] - 160
    EndIf
  EndIf
EndSub
Sub OnTick
  timeout = "True"
EndSub
Sub Opening
  ' initialize shapes
  SB_Workaround()
  GraphicsWindow.BrushColor = "White"
  GraphicsWindow.FontName = "Arial Black"
  GraphicsWindow.FontSize = 40
  title = Shapes.AddText("DONKEY KONG")
  tw = 336
  x = (gw - tw) / 2
  Shapes.Move(title, x, 20)
  GraphicsWindow.FontSize = 20
  subtitle = Shapes.AddText("in the Small Basic World")
  tw = 267
  x = (gw - tw) / 2
  Shapes.Move(subtitle, x, 80)
  Shapes_Init()
  ' add shapes
  scale = 1
  angle = 0
  iMin = 1
  iMax = 47
  Shapes_Add()
  Sound.PlayMusic("O3B2O4R4C#4D2O3B2O4F#16F16F#16F16F#16F16F#16F16F#16F16F#16F16F#16F16F#16F16F#1")
  Shapes.Remove(title)
  Shapes.Remove(subtitle)
  Shapes_Remove()
  url = "http://www.nonkit.com/smallbasic.files/"
  peach = Shapes.AddImage(url + "Peach96.png")
  Shapes.Move(peach, 180, -4)
  Shapes.Zoom(peach, 0.6, 0.6)
  GraphicsWindow.BrushColor = "White"
  GraphicsWindow.FontSize = 12
  help = Shapes.AddText("HELP!")
  hx = 260
  hy = 20
  Shapes.Move(help, hx, hy)
  ' add shapes
  scale = 0.3
  angle = 0
  iMin = 1
  iMax = 47
  Shapes_Add()
  x = 20
  y = 48
  Shapes_Move()
  GraphicsWindow.PenWidth = 2
  Mario_Add()
  GraphicsWindow.FontSize = 50
  GraphicsWindow.BrushColor = "Magenta"
  heart = Shapes.AddText("♥")
  Shapes.Move(heart, 260, 0)
  Shapes.HideShape(heart)
EndSub
Sub Barrel_Add
  ' param["x"] - left co-ordinate
  ' param["y"] - top co-ordinate
  ' param["m"] - mass of barrel [g]
  ' param["e"] - coefficient of resititution
  ' param["mu"] - cofficient of friction
  n = barrel["num"]
  n = n + 1
  If MAXBARREL < n Then
    Barrel_FindUsed()
  Else
    barrel["num"] = n
  EndIf
  barrel[n]["m"] = param["m"]
  barrel[n]["e"] = param["e"]
  barrel[n]["mu"] = param["mu"]
  url = "http://www.nonkit.com/smallbasic.files/Barrel32.png"
  x = param["x"]
  y = param["y"]
  If barrel[n]["obj"] = "" Then
    barrel[n]["obj"] = Shapes.AddImage(url)
  EndIf
  Shapes.SetOpacity(barrel[n]["obj"], 100)
  barrel[n]["x"] = x
  barrel[n]["y"] = y
  Shapes.Move(barrel[n]["obj"], x, y)
  barrel[n]["vx"] = 0
  barrel[n]["vy"] = 0
  barrel[n]["vr"] = 0 ' rotational velocity
  barrel[n]["r"] = 0  ' rotation angle
EndSub
Sub Barrel_FindUsed
  ' return n - index of barrel used
  For n = 1 To barrel["num"]
    If barrel[n]["x"] < -32 Then
      Goto bfu_found
    EndIf
  EndFor
  bfu_found:
EndSub
Sub Barrel_Motion
  nb = barrel["num"]
  ns = slope["num"]
  ax = 0
  ay = g * pxpm
  For ib = 1 To nb
    vx = barrel[ib]["vx"]
    vy = barrel[ib]["vy"]
    barrel[ib]["vx"] = vx + ax * dt
    barrel[ib]["vy"] = vy + ay * dt
    barrel[ib]["x"] = barrel[ib]["x"] + (vx + barrel[ib]["vx"]) * dt / 2
    barrel[ib]["y"] = barrel[ib]["y"] + (vy + barrel[ib]["vy"]) * dt / 2
    xo = barrel[ib]["x"] + 16
    yo = barrel[ib]["y"] + 16
    e = barrel[ib]["e"]
    m = barrel[ib]["m"]
    mu = barrel[ib]["mu"]
    For is = 1 To ns
      a = slope[is]["a"]
      b = slope[is]["b"]
      c = slope[is]["c"]
      d = Math.Abs(a * xo + b * yo + c) / Math.SquareRoot(a * a + b * b)
      If d <= 16 And slope[is]["x1"] <= xo And xo <= slope[is]["x2"] Then
        x = barrel[ib]["vx"]
        y = barrel[ib]["vy"]
        Math_CartesianToPolar()
        ss = slope[is]["ss"]
        a = ss * 2 - a
        vx = r * Math.Cos(Math.GetRadians(a))
        vy = r * Math.Sin(Math.GetRadians(a))
        dv = Math.SquareRoot(Math.Power((vx - x), 2) + Math.Power((vy - y), 2))
        a = g * Math.Sin(Math.GetRadians(ss)) * pxpm / 2
        If barrel[ib]["vr"] * a < 0 Then
          barrel[ib]["vr"] = -0.3 * barrel[ib]["vr"]
        EndIf
        barrel[ib]["vr"] = barrel[ib]["vr"] + a * dt
        dvx = barrel[ib]["vr"] * 16 * Math.Cos(Math.GetRadians(ss))
        dvy = barrel[ib]["vr"] * 16 * Math.Sin(Math.GetRadians(ss))
        barrel[ib]["vx"] = (vx - x) * e / 2 + (vx + x) / 2
        barrel[ib]["vy"] = (vy - y) * e / 2 + (vy + y) / 2
        barrel[ib]["x"] = barrel[ib]["x"] + (vx - x) * (16 - d) / dv * e * e
        barrel[ib]["y"] = barrel[ib]["y"] + (vy - y) * (16 - d) / dv * e * e
      EndIf
    EndFor
    barrel[ib]["r"] = barrel[ib]["r"] + barrel[ib]["vr"] * dt
    Shapes.Rotate(barrel[ib]["obj"], barrel[ib]["r"] * 10)
    l = barrel[ib]["x"]
    If l < 0 And barrel[ib]["y"] < 290 Then
      barrel[ib]["x"] = -l * e * e
      barrel[ib]["vx"] = -barrel[ib]["vx"] * e
    EndIf
    r = barrel[ib]["x"] + 32
    If gw < r Then
      barrel[ib]["x"] = barrel[ib]["x"] - 2 * (r - gw) * e * e
      barrel[ib]["vx"] = -barrel[ib]["vx"] * e
    EndIf
    h = gh - (barrel[ib]["y"] + 32)
    If h < 0 Then
      barrel[ib]["y"] = barrel[ib]["y"] + h * e * e
      barrel[ib]["vy"] = -barrel[ib]["vy"] * e
    EndIf
    Shapes.Move(barrel[ib]["obj"], barrel[ib]["x"], barrel[ib]["y"])
  EndFor
EndSub
Sub Mario_Add
  x = 10
  y = gh - 20 - 48
  If mario["obj1"] = "" Then
    mario["n"] = 3
    url = "http://www.nonkit.com/smallbasic.files/"
    For i = 1 To mario["n"]
      life[i] = Shapes.AddImage(url + "Mario48.png")
      Shapes.Move(life[i], gw + (i - 5) * 24, 10)
      Shapes.Zoom(life[i], 0.5, 0.5)
    EndFor
    mario["obj1"] = Shapes.AddImage(url + "Mario48.png")
    Shapes.Move(mario["obj1"], x, y)
    mario["obj2"] = Shapes.AddImage(url + "Mario48L.png")
    mario["obj3"] = Shapes.AddImage(url + "MarioJump48.png")
    mario["obj4"] = Shapes.AddImage(url + "MarioJump48L.png")
    For i = 1 To 4
      Shapes.HideShape(mario["obj" + i])
    EndFor
    Program.Delay(1000)
    Shapes.ShowShape(mario["obj1"])
    Shapes.HideShape(life[mario["n"]])
    mario["n"] = mario["n"] - 1
  ElseIf 0 < mario["n"] Then
    Shapes.HideShape(life[mario["n"]])
    mario["n"] = mario["n"] - 1
    Shapes.Move(mario["obj1"], x, y)
    Shapes.Rotate(mario["obj1"], 0)
    Shapes.ShowShape(mario["obj1"])
  Else
    inGame = "False"
  EndIf
  mario["x"] = x
  mario["y"] = y
  mario["vx"] = 1
  mario["vy"] = 0
  mario["r"] = 0
  mario["vr"] = 0
  mario["lastobj"] = 1
  mario["hit"] = "False"
  mario["right"] = "True"
  mario["ob"] = "False"
EndSub
Sub Mario_Motion
  ax = 0
  ay = g * pxpm
  vx = mario["vx"]
  vy = mario["vy"]
  mario["vx"] = vx + ax * dt
  mario["vy"] = vy + ay * dt
  xm = mario["x"] + (vx + mario["vx"]) * dt / 2 + 24
  ym = mario["y"] + (vy + mario["vy"]) * dt / 2 + 24
  mario["landing"] = "False"
  If Not[mario["hit"]] Then
    nb = barrel["num"]
    For ib = 1 To nb
      xb = barrel[ib]["x"] + 16
      yb = barrel[ib]["y"] + 16
      d = Math.SquareRoot(Math.Power((xb - xm), 2) + Math.Power((yb - ym), 2))
      If d < 20 Then
        mario["hit"] = "True"
        mario["vx"] = 0
        ym = ym - 24
        mario["vr"] = 720
      EndIf
    EndFor
    ns = slope["num"]
    For is = 1 To ns
      a = slope[is]["a"]
      b = slope[is]["b"]
      c = slope[is]["c"]
      d = Math.Abs(a * xm + b * ym + c) / Math.SquareRoot(a * a + b * b)
      If d <= 24 And slope[is]["x1"] <= xm And xm <= slope[is]["x2"] Then
        mario["landing"] = "True"
        mario["vx"] = 0
        mario["vy"] = 0
        ym = -(a * xm + c) / b - 22
        Goto mm_break
      EndIf
    EndFor
    mm_break:
  EndIf
  mario["x"] = xm - 24
  mario["y"] = Math.Floor(ym - 24)
  l = mario["x"]
  If mario["landing"] And is = 1 Then
    goal = "True"
  EndIf
  If l < 0 Then
    mario["x"] = -l * e * e
    mario["vx"] = -mario["vx"] * e
  EndIf
  r = mario["x"] + 48
  If gw < r Then
    mario["x"] = mario["x"] - 2 * (r - gw) * e * e
    mario["vx"] = -mario["vx"] * e
  EndIf
  h = gh - (mario["y"] + 48)
  If mario["hit"] Then
    If h < -48 Then
      mario["ob"] = "True"
    EndIf
  Else
    If h < 0 Then
      mario["y"] = mario["y"] + h * e * e
      mario["vy"] = -mario["vy"] * e
    EndIf
  EndIf
  If mario["landing"] Then
    If 0 < mario["vx"] Then
      im = 1
    ElseIf mario["vx"] < 0 Then
      im = 2
    Else
      im = Math.Remainder(im - 1, 2) + 1
    EndIf
  Else
    If 0 < mario["vx"] Then
      im = 3
    ElseIf mario["vx"] < 0 Then
      im = 4
    Else
      im = Math.Remainder(im - 1, 2) + 3
    EndIf
  EndIf
  If mario["lastobj"] <> im Then
    Shapes.HideShape(mario["obj" + mario["lastobj"]])
    Shapes.ShowShape(mario["obj" + im])
    mario["lastobj"] = im
  EndIf
  mario["r"] = mario["r"] + mario["vr"] * dt
  Shapes.Rotate(mario["obj" + im], mario["r"])
  Shapes.Move(mario["obj" + im], mario["x"], mario["y"])
EndSub
Sub Math_CartesianToPolar
  ' Math | convert cartesian coodinate to polar coordinate
  ' param x, y - cartesian coordinate
  ' return r, a - polar coordinate
  r = Math.SquareRoot(x * x + y * y)
  If x = 0 And y > 0 Then
    a = 90 ' [degree]
  ElseIf x = 0 And y < 0 Then
    a = -90
  Else
    a = Math.ArcTan(y / x) * 180 / Math.Pi
  EndIf
  If x < 0 Then
    a = a + 180
  ElseIf x > 0 And y < 0 Then
    a = a + 360
  EndIf
EndSub
Sub SB_RotateWorkaround
  ' Small Basic | Rotate workaround for Silverlight
  ' param x, y - original coordinate
  ' param alpha - angle [radian]
  ' returns x, y - workaround coordinate
  If shape[i]["func"] = "tri" Then
    x1 = -Math.Floor(shape[i]["x3"] / 2)
    y1 = -Math.Floor(shape[i]["y3"] / 2)
  ElseIf shape[i]["func"] = "line" Then
    x1 = -Math.Floor(Math.Abs(shape[i]["x1"] - shape[i]["x2"]) / 2)
    y1 = -Math.Floor(Math.Abs(shape[i]["y1"] - shape[i]["y2"]) / 2)
  EndIf
  ox = x - x1
  oy = y - y1
  x = x1 * Math.Cos(alpha) - y1 * Math.Sin(alpha) + ox
  y = x1 * Math.Sin(alpha) + y1 * Math.Cos(alpha) + oy
EndSub
Sub SB_Workaround
  ' Small Basic | Workaround for Silverlight
  ' returns silverlight - "True" if in remote
  color = GraphicsWindow.GetPixel(0, 0)
  If Text.GetLength(color) > 7 Then
    silverlight = "True"
    msWait = 300
  Else
    silverlight = "False"
  EndIf
EndSub
Sub Shapes_Add
  ' Shapes | add shapes as shapes data
  ' param iMin, iMax - shape indices to add
  ' param shape - array of shapes
  ' param scale - 1 if same scale
  ' return shWidth, shHeight - total size of shapes
  ' return shAngle - current angle of shapes
  Stack.PushValue("local", i)
  Stack.PushValue("local", x)
  Stack.PushValue("local", y)
  Shapes_CalcWidthAndHeight()
  s = scale
  For i = iMin To iMax
    GraphicsWindow.PenWidth = shape[i]["pw"] * s
    If shape[i]["pw"] > 0 Then
      GraphicsWindow.PenColor = shape[i]["pc"]
    EndIf
    If Text.IsSubText("rect|ell|tri|text", shape[i]["func"]) Then
      GraphicsWindow.BrushColor = shape[i]["bc"]
    EndIf
    If shape[i]["func"] = "rect" Then
      shape[i]["obj"] = Shapes.AddRectangle(shape[i]["width"] * s, shape[i]["height"] * s)
    ElseIf shape[i]["func"] = "ell" Then
      shape[i]["obj"] = Shapes.AddEllipse(shape[i]["width"] * s, shape[i]["height"] * s)
    ElseIf shape[i]["func"] = "tri" Then
      shape[i]["obj"] = Shapes.AddTriangle(shape[i]["x1"] * s, shape[i]["y1"] * s, shape[i]["x2"] * s, shape[i]["y2"] * s, shape[i]["x3"] * s, shape[i]["y3"] * s)
    ElseIf shape[i]["func"] = "line" Then
      shape[i]["obj"] = Shapes.AddLine(shape[i]["x1"] * s, shape[i]["y1"] * s, shape[i]["x2"] * s, shape[i]["y2"] * s)
    ElseIf shape[i]["func"] = "text" Then
      If silverlight Then
        fs = Math.Floor(shape[i]["fs"] * 0.9)
      Else
        fs = shape[i]["fs"]
      EndIf
      GraphicsWindow.FontSize = fs * s
      GraphicsWindow.FontName = shape[i]["fn"]
      shape[i]["obj"] = Shapes.AddText(shape[i]["text"])
    EndIf
    x = shape[i]["x"]
    y = shape[i]["y"]
    shape[i]["rx"] = x
    shape[i]["ry"] = y
    If silverlight And Text.IsSubText("tri|line", shape[i]["func"]) Then
      alpha = Math.GetRadians(shape[i]["angle"])
      SB_RotateWorkaround()
      shape[i]["wx"] = x
      shape[i]["wy"] = y
    EndIf
    Shapes.Move(shape[i]["obj"], shX + x * s, shY + y * s)
    If Text.IsSubText("rect|ell|tri|text", shape[i]["func"]) And shape[i]["angle"] <> 0 Then
      Shapes.Rotate(shape[i]["obj"], shape[i]["angle"])
    EndIf
  EndFor
  shAngle = 0
  y = Stack.PopValue("local")
  x = Stack.PopValue("local")
  i = Stack.PopValue("local")
EndSub
Sub Shapes_CalcRotatePos
  ' Shapes | Calculate position for rotated shape
  ' param["x"], param["y"] - position of a shape
  ' param["width"], param["height"] - size of a shape
  ' param ["cx"], param["cy"] - center of rotation
  ' param ["angle"] - rotate angle
  ' return x, y - rotated position of a shape
  _cx = param["x"] + param["width"] / 2
  _cy = param["y"] + param["height"] / 2
  x = _cx - param["cx"]
  y = _cy - param["cy"]
  Math_CartesianToPolar()
  a = a + param["angle"]
  x = r * Math.Cos(a * Math.Pi / 180)
  y = r * Math.Sin(a * Math.Pi / 180)
  _cx = x + param["cx"]
  _cy = y + param["cy"]
  x = _cx - param["width"] / 2
  y = _cy - param["height"] / 2
EndSub
Sub Shapes_CalcWidthAndHeight
  ' Shapes | Calculate total width and height of shapes
  ' param iMin, iMax - shape indices to add
  ' return shWidth, shHeight - total size of shapes
  For i = iMin To iMax
    If shape[i]["func"] = "tri" Or shape[i]["func"] = "line" Then
      xmin = shape[i]["x1"]
      xmax = shape[i]["x1"]
      ymin = shape[i]["y1"]
      ymax = shape[i]["y1"]
      If shape[i]["x2"] < xmin Then
        xmin = shape[i]["x2"]
      EndIf
      If xmax < shape[i]["x2"] Then
        xmax = shape[i]["x2"]
      EndIf
      If shape[i]["y2"] < ymin Then
        ymin = shape[i]["y2"]
      EndIf
      If ymax < shape[i]["y2"] Then
        ymax = shape[i]["y2"]
      EndIf
      If shape[i]["func"] = "tri" Then
        If shape[i]["x3"] < xmin Then
          xmin = shape[i]["x3"]
        EndIf
        If xmax < shape[i]["x3"] Then
          xmax = shape[i]["x3"]
        EndIf
        If shape[i]["y3"] < ymin Then
          ymin = shape[i]["y3"]
        EndIf
        If ymax < shape[i]["y3"] Then
          ymax = shape[i]["y3"]
        EndIf
      EndIf
      shape[i]["width"] = xmax - xmin
      shape[i]["height"] = ymax - ymin
    EndIf
    If i = 1 Then
      shWidth = shape[i]["x"] + shape[i]["width"]
      shHeight = shape[i]["y"] + shape[i]["height"]
    Else
      If shWidth < shape[i]["x"] + shape[i]["width"] Then
        shWidth = shape[i]["x"] + shape[i]["width"]
      EndIf
      If shHeight < shape[i]["y"] + shape[i]["height"] Then
        shHeight = shape[i]["y"] + shape[i]["height"]
      EndIf
    EndIf
  EndFor
EndSub
Sub Shapes_Init
  ' Shapes | Initialize shapes data for Donkey Kong
  ' return shX, shY - current position of shapes
  ' return shape - array of shapes
  shX = 150 ' x offset
  shY = 120 ' y offset
  shape = ""
  shape[1] = "func=ell;x=98;y=44;width=110;height=71;bc=#834216;pw=0;"
  shape[2] = "func=ell;x=51;y=247;width=75;height=23;angle=348;bc=#FDBC90;pc=#834216;pw=2;"
  shape[3] = "func=ell;x=197;y=250;width=74;height=22;angle=11;bc=#FDBC90;pc=#834216;pw=2;"
  shape[4] = "func=ell;x=113;y=253;width=20;height=22;bc=#FDBC90;pc=#834216;pw=2;"
  shape[5] = "func=ell;x=191;y=255;width=18;height=20;bc=#FDBC90;pc=#834216;pw=2;"
  shape[6] = "func=ell;x=40;y=260;width=13;height=16;bc=#FDBC90;pc=#834216;pw=2;"
  shape[7] = "func=ell;x=47;y=264;width=16;height=18;bc=#FDBC90;pc=#834216;pw=2;"
  shape[8] = "func=ell;x=261;y=267;width=13;height=13;bc=#FDBC90;pc=#834216;pw=2;"
  shape[9] = "func=ell;x=252;y=269;width=13;height=15;bc=#FDBC90;pc=#834216;pw=2;"
  shape[10] = "func=ell;x=81;y=190;width=36;height=67;angle=332;bc=#834216;pw=0;"
  shape[11] = "func=ell;x=200;y=188;width=35;height=67;angle=20;bc=#834216;pw=0;"
  shape[12] = "func=ell;x=76;y=175;width=62;height=43;bc=#834216;pw=0;"
  shape[13] = "func=ell;x=171;y=178;width=60;height=40;bc=#834216;pw=0;"
  shape[14] = "func=ell;x=112;y=139;width=82;height=76;bc=#834216;pw=0;"
  shape[15] = "func=ell;x=75;y=99;width=81;height=72;bc=#834216;pw=0;"
  shape[16] = "func=ell;x=149;y=96;width=82;height=74;bc=#834216;pw=0;"
  shape[17] = "func=ell;x=5;y=87;width=107;height=55;angle=340;bc=#834216;pw=0;"
  shape[18] = "func=ell;x=195;y=82;width=109;height=59;angle=25;bc=#834216;pw=0;"
  shape[19] = "func=ell;x=0;y=126;width=43;height=76;angle=341;bc=#834216;pw=0;"
  shape[20] = "func=ell;x=263;y=126;width=45;height=72;angle=17;bc=#834216;pw=0;"
  shape[21] = "func=ell;x=33;y=176;width=39;height=35;bc=#FDBC90;pc=#834216;pw=2;"
  shape[22] = "func=ell;x=239;y=176;width=41;height=37;bc=#FDBC90;pc=#834216;pw=2;"
  shape[23] = "func=tri;x=113;y=0;x1=37;y1=0;x2=0;y2=76;x3=75;y3=76;bc=#834216;pw=0;"
  shape[24] = "func=tri;x=148;y=5;x1=15;y1=0;x2=0;y2=43;x3=31;y3=43;bc=#834216;pw=0;"
  shape[25] = "func=ell;x=110;y=46;width=58;height=41;angle=33;bc=#FDBC90;pw=0;"
  shape[26] = "func=ell;x=138;y=47;width=61;height=41;angle=318;bc=#FDBC90;pw=0;"
  shape[27] = "func=tri;x=119;y=60;x1=33;y1=0;x2=0;y2=41;x3=67;y3=41;angle=180;bc=#000000;pc=#000000;pw=2;"
  shape[28] = "func=ell;x=127;y=61;width=28;height=19;angle=349;bc=#FFFFFF;pc=#000000;pw=2;"
  shape[29] = "func=ell;x=152;y=62;width=30;height=20;angle=16;bc=#FFFFFF;pc=#000000;pw=2;"
  shape[30] = "func=ell;x=135;y=66;width=14;height=15;bc=#000000;pc=#000000;pw=2;"
  shape[31] = "func=ell;x=158;y=67;width=14;height=15;bc=#000000;pc=#000000;pw=2;"
  shape[32] = "func=ell;x=123;y=140;width=59;height=60;bc=#FCA76E;pc=#834216;pw=2;"
  shape[33] = "func=ell;x=150;y=107;width=62;height=55;bc=#FCA76E;pw=0;"
  shape[34] = "func=ell;x=94;y=107;width=64;height=53;bc=#FCA76E;pw=0;"
  shape[35] = "func=ell;x=96;y=79;width=118;height=69;bc=#FDBC90;pc=#834216;pw=2;"
  shape[36] = "func=ell;x=77;y=65;width=35;height=23;angle=38;bc=#FDBC90;pc=#834216;pw=2;"
  shape[37] = "func=ell;x=194;y=63;width=36;height=23;angle=317;bc=#FDBC90;pc=#834216;pw=2;"
  shape[38] = "func=ell;x=130;y=74;width=22;height=17;angle=15;bc=#FDBC90;pw=0;"
  shape[39] = "func=ell;x=156;y=73;width=22;height=18;angle=348;bc=#FDBC90;pw=0;"
  shape[40] = "func=tri;x=111;y=90;x1=10;y1=0;x2=0;y2=22;x3=20;y3=22;angle=298;bc=#FFFFFF;pc=#000000;pw=2;"
  shape[41] = "func=tri;x=172;y=91;x1=11;y1=0;x2=0;y2=23;x3=22;y3=23;angle=62;bc=#FFFFFF;pc=#000000;pw=2;"
  shape[42] = "func=rect;x=125;y=97;width=55;height=21;bc=#FFFFFF;pc=#000000;pw=2;"
  shape[43] = "func=ell;x=135;y=78;width=15;height=9;angle=23;bc=#834216;pw=0;"
  shape[44] = "func=ell;x=159;y=77;width=15;height=9;angle=339;bc=#834216;pw=0;"
  shape[45] = "func=line;x=152;y=97;x1=0;y1=0;x2=0;y2=19;pc=#000000;pw=2;"
  shape[46] = "func=line;x=137;y=98;x1=0;y1=0;x2=0;y2=19;pc=#000000;pw=2;"
  shape[47] = "func=line;x=167;y=99;x1=0;y1=0;x2=0;y2=18;pc=#000000;pw=2;"
EndSub
Sub Shapes_Move
  ' Shapes | Move shapes
  ' param iMin, iMax - shape indices to add
  ' param shape - array of shapes
  ' param scale - to zoom
  ' param x, y - position to move
  ' return shX, shY - new position of shapes
  Stack.PushValue("local", i)
  s = scale
  shX = x
  shY = y
  For i = iMin To iMax
    If silverlight And Text.IsSubText("tri|line", shape[i]["func"]) Then
      _x = shape[i]["wx"]
      _y = shape[i]["wy"]
    Else
      _x = shape[i]["rx"]
      _y = shape[i]["ry"]
    EndIf
    Shapes.Move(shape[i]["obj"], shX + _x * s, shY + _y * s)
  EndFor
  i = Stack.PopValue("local")
EndSub
Sub Shapes_Remove
  ' Shapes | Remove shapes
  ' param iMin, iMax - shapes indices to remove
  ' param shape - array of shapes
  Stack.PushValue("local", i)
  For i = iMin To iMax
    Shapes.Remove(shape[i]["obj"])
  EndFor
  i = Stack.PopValue("local")
EndSub
Sub Shapes_Rotate
  ' Shapes | Rotate shapes
  ' param iMin, iMax - shapes indices to rotate
  ' param shape - array of shapes
  ' param scale - to zoom
  ' param angle - to rotate
  Stack.PushValue("local", i)
  Stack.PushValue("local", x)
  Stack.PushValue("local", y)
  s = scale
  param["angle"] = angle
  param["cx"] = shWidth / 2
  param["cy"] = shHeight / 2
  For i = iMin To iMax
    param["x"] = shape[i]["x"]
    param["y"] = shape[i]["y"]
    param["width"] = shape[i]["width"]
    param["height"] = shape[i]["height"]
    Shapes_CalcRotatePos()
    shape[i]["rx"] = x
    shape[i]["ry"] = y
    If silverlight And Text.IsSubText("tri|line", shape[i]["func"]) Then
      alpha = Math.GetRadians(angle + shape[i]["angle"])
      SB_RotateWorkAround()
      shape[i]["wx"] = x
      shape[i]["wy"] = y
    EndIf
    Shapes.Move(shape[i]["obj"], shX + x * s, shY + y * s)
    Shapes.Rotate(shape[i]["obj"], angle + shape[i]["angle"])
  EndFor
  y = Stack.PopValue("local")
  x = Stack.PopValue("local")
  i = Stack.PopValue("local")
EndSub
Sub Slope_Add
  ' param["x1"] - top-left x co-ordinate
  ' param["y1"] - top-left y co-ordinate
  ' param["x2"] - top-right x co-ordinate
  ' param["y2"] - top-right y co-ordinate
  ' param["height"] - height of slope
  ' param["pitch"] - x pitch for diagonal brace
  ' param["color"] - color of slop
  ' return slope
  n = slope["num"]
  n = n + 1
  slope["num"] = n
  GraphicsWindow.PenColor = param["color"]
  x1 = param["x1"]
  y1 = param["y1"]
  x2 = param["x2"]
  y2 = param["y2"]
  GraphicsWindow.DrawLine(x1, y1, x2, y2)
  slope[n]["x1"] = x1
  slope[n]["y1"] = y1
  slope[n]["x2"] = x2
  slope[n]["y2"] = y2
  x = x2 - x1
  y = y2 - y1
  Math_CartesianToPolar()
  slope[n]["ss"] = a
  slope[n]["a"] = y
  slope[n]["b"] = -x
  slope[n]["c"] = -y * x1 + x * y1
  x3 = x1
  y3 = y1 + param["height"]
  x4 = x2
  y4 = y2 + param["height"]
  GraphicsWindow.DrawLine(x3, y3, x4, y4)
  slope[n]["x3"] = x3
  slope[n]["y3"] = y3
  slope[n]["x4"] = x4
  slope[n]["y4"] = y4
  pitch = param["pitch"]
  up = "False"
  For x5 = x1 To x2 - pitch Step pitch
    x6 = x5 + pitch
    If up Then
      y5 = y1 + (y2 - y1) * (x5 - x1) / (x2 - x1)
      y6 = y3 + (y4 - y3) * (x6 - x3) / (x4 - x3)
    Else
      y5 = y3 + (y4 - y3) * (x5 - x3) / (x4 - x3)
      y6 = y1 + (y2 - y1) * (x6 - x1) / (x2 - x1)
    EndIf
    GraphicsWindow.DrawLine(x5, y5, x6, y6)
    up = Not[up]
  EndFor
EndSub

Small Basic Pacman Kodu

'***************************************************
' Small Basic Chomper (SBC) v 1.0
' Pacman-style game (BETA)
'Version 1.3.7.13 (online version)
'
' Software designed & written in BASIC by Anthony Yarrell (QBasicLover in the SB forums)
' Designed for Microsoft Small Basic 1.0
' March 2013
'
'Sprites created using Microsoft Paint
'Maze designed using Microsoft Excel
'
'My Research Sources:
'===============
'Sprite Management & Animation: "Visual Basic Game Programming for Teens", Jonathan S. Harbour;
'"Video Game Programming for Teens", Jonathan S. Harbour; Microsoft Small Basic Forums.
'Pacman Sprite Behavior: "The Pacman Dossier" http://home.comcast.net/~jpittman2/pacman/pacmandossier.html;
'Creating a Pacman Maze: http://stackoverflow.com/questions/622471/pacman-maze-in-java;
'
'***************************************************

'These variables control game play:
BRAND_NEW_GAME  = 0
PLAY_LEVEL      = 1
ADVANCE_LEVEL   = 2
REPLAY_LEVEL    = 3
GAME_OVER       = 4
gameState       = BRAND_NEW_GAME

'Initialization:
mazeScale       = 8 'Size of maze and distance between tiles. The game runs better when
                    'the mazeScale is 2 x the number of animation frames. I set the total animation frames
                    'to 4 because it gave the best performance while making the math easier.
gameScreenHeight = 375
gamescreenWidth = 225
monsterEatenCtr = 0      'Counts the number of monsters eaten in succession per energizer (4= bonus)
monsterBonusPts = 1000   'Pts given to player for eating 4 monsters in succession.
monsterPts      = 200    'Points player gets when he/she eats a monster.
monsterPtsMuliplier = 2  'Causes player to get bonus points when monsters are eaten in succession.
monstersEatenPerLevel = 0'Counts the number of mosters eaten per level. SBC gets a life if he eats 16 monsters per level.
gameSpeed      = 20'<-- Decrease if game runs too slowly
gameScore      = 0
gameLevel      = 0
pelletScore    = 25
energizerScore = 100
hasReached50K = "False"   'Flag to track if score reaches 50,000. Player gets extra life.
initialCountDownTime = 80 'Amount of time (cycles) the monsters stay "frightened"
globalCycleCtr = 0        'Used for syncronization and scheduling.

'**********************************
'Game loop
'***********************************
While (gameState <> GAME_OVER)
keyPressed = GraphicsWindow.LastKey

start = Clock.ElapsedMilliseconds
globalCycleCtr = globalCycleCtr + 1

If (gameState = BRAND_NEW_GAME) Then

 InitializeLookupTables()
 SetupGraphicsWindow()
 LoadBitmaps()
 InitializeSprites()
 SpriteArray[SBC][Lives] = 3
 gameState = ADVANCE_LEVEL

ElseIf (gameState = ADVANCE_LEVEL) Then
 globalCycleCtr = 0
 monstersEatenPerLevel = 0
 selectedRotation = 0 ' SBC goes through 4 max rotations.
 sbcDirection = Dir_R ' SBC moves to the right when level starts.
 SmallDelay()
 UpdateLevelState()
 ConstructGameElements()
 splashText = "L E V E L : "+ gameLevel
 DisplayLevelSplash()
 gameState = PLAY_LEVEL

ElseIf (gameState = PLAY_LEVEL) Then
 LeaveMonsterPenOneByOne()

  'Each sprite has a counter that it uses to track when it reaches a tile when moving though the maze.
  'When this counter reaches mazeScale, the sprite updates it info and draws.
  'Each sprite also has a spritespeed variable that it uses to set its movement speed. For example,
  'if spritespeed = 1 then updates will be done on each tick of the global counter. If spritespeed = 2 then
  'updates will be done on every 2nd tick, which will slow down that sprite, etc.

 For Sprites = firstSprite to lastSprite
   IF Math.Remainder(globalCycleCtr,SpriteArray[Sprites][spriteSpeed])=0 Then
     Update()
     Draw()
  EndIf
 Endfor

ElseIf (gameState = REPLAY_LEVEL) Then
 sbcDirection = Dir_R
 Sprites=1
 SpriteArray[SBC][Lives] = SpriteArray[sbc][Lives] - 1
 SpriteArray[SBC][State] = NORMAL
 globalCycleCtr = 0
 SmallDelay()
 ClearSpritesFromaze()
 InitializeSprites()
 PositionSpritesInMaze()
 DrawSprites() '<---BUG FIX. A call to DrawSprites( ) fixes an issue where SBC dissapears when level restarts.
 SmallDelay()
 gameState = PLAY_LEVEL


 If (SpriteArray[SBC][Lives] = 0) Then
  gameState = GAME_OVER
  splashText = "Game Over"
  DisplayLevelSplash()
 Endif

Endif

 delay = gameSpeed - (Clock.ElapsedMilliseconds-start)
 If (delay > 0) Then
  Program.Delay(delay)
 EndIf

KeyboardHandler()
EndWhile 'End of main state machine
'***********************************************************************************
Sub SmallDelay
 Program.Delay(500)
EndSub
'*******************************************************************************************
'Updates various games elements (eg maze color, game speed, etc) as the player advances to a new level:
'- gameSpeed: Overall speed of game. Game gets faster on each level.
'- initialCountDownTime: amount of time that monsters stay afraid. Decreases on each level.

Sub UpdateLevelState
  If math.Remainder(gameLevel,4) = 1 Then
    mazeBorderColor = "Cyan"
  ElseIf math.Remainder(gameLevel,4) = 2 then
    mazeBorderColor = "Red"
  Elseif math.Remainder(gameLevel,4) = 3 then
   mazeBorderColor  = "midnightblue"
  Elseif math.Remainder(gameLevel,4) = 0 then
    mazeBorderColor = "magenta"
  EndIf

  gameLevel = gameLevel + 1
  gameSpeed = gameSpeed - 2

  If (gameSpeed <= 0) Then
     gameSpeed = 0
  EndIf

  'Give the player a new life on levels 4 and 8:
  If (gameLevel = 4 Or gameLevel = 8) Then
     SpriteArray[sbc][Lives]=SpriteArray[sbc][Lives] + 1
  EndIf

  'Reduce the amount of time that the monsters stay "Frightened" as game progresses.
  'At much higher levels, the monsters won't stay frighened at all:
  initialCountDownTime = initialCountDownTime - 2
  If initialCountDownTime <= 0 Then
    initialCountDownTime = 0
  EndIf
EndSub
'*******************************************************************************************
'Dsplays a splash screen at the start of each level:

Sub DisplayLevelSplash
  GraphicsWindow.FontSize=14
  GraphicsWindow.BrushColor="white"
  l=Shapes.AddText(splashText)
  Shapes.Move(l,-200,205)
  Shapes.Animate(l,80,205,1000)
  SmallDelay()
  SmallDelay()
  SmallDelay()
  Shapes.Animate(l,-200,205,1000)
EndSub
'*******************************************************************************************
'The variables Dir_L, Dir_U, Dir_R, Dir_D are used as indexes into the xModifier and yModifier lookup tables.
'For example, xModifier[L] & yModifier[L] produces -1 and 0 respectively. When added to XY or RC values this will cause
'the sprite to go left, etc:

Sub KeyboardHandler

  Dir_L = 1
  Dir_U = 2
  Dir_R = 3
  Dir_D = 4

  If (keyPressed = "Left") Then
    sbcDirection = Dir_L
  Elseif (keyPressed = "Right") Then
    sbcDirection = Dir_R
  Elseif (keyPressed = "Up") Then
    sbcDirection = Dir_U
  Elseif (keyPressed = "Down") Then
    sbcDirection = Dir_D
  Elseif (keyPressed = "Escape") Then
    gameState = GAME_OVER
   Endif

EndSub
'*******************************************************************************************
Sub MoveSBC
'This routine moves SBC around the screen and causes SBC to stop at borders.It checks the maze
'locations adjacent to SBC's current location aganist the direction chosen by an arrow key press.
'If the new direction is possible (eg no borders in the way) SBC will go in the new direction. If
'the new direction is not possible, but the previous direction is, SBC will continue traveling in the
'direction it was moving in prior to the arrow key press. If neither direction is possible, SBC
'will stop moving:

If Sprites=SBC Then
canMoveInOldDirection = "False"
canMoveInNewDirection = "False"

'Get maze data ahead of SBC:
aheadDirX = SpriteArray[SBC][mazeCol] + SpriteArray[SBC][DX]
aheadDirY = SpriteArray[SBC][mazeRow] + SpriteArray[SBC][DY]
aheadDirData = Maze[aheadDirY][aheadDirX]

'Get maze data at location based on arrow key press:
newDirX = SpriteArray[SBC][mazeCol] + xModifier[SbcDirection]
newDirY = SpriteArray[SBC][mazeRow] + yModifier[SbcDirection]
newDirData = Maze[newDirY][newDirX]

'The mazeTokens array holds data that represent ares that are NOT blocked by borders.

For a = firstToken To lastToken
 If (mazeTokens[a] = newDirData) Then
   canMoveInNewDirection = "True"
   Goto _XIT_4Loop_Early
 EndIf
 If (mazeTokens[a] =  aheadDirData) Then
   canMoveInOldDirection = "True"
 EndIf
EndFor
_XIT_4Loop_Early:

'If the new direction is possible, go in new direction:
If (canMoveInNewDirection = "True") Then
  SpriteArray[SBC][DX] = xModifier[sbcDirection]
  SpriteArray[SBC][DY] = yModifier[sbcDirection]
  selectedRotation = rotationLookupTable[sbcDirection]
EndIf

'If neither old nor new directions are possible, come to a stop:
If (canMoveInNewDirection = "False" And canMoveInOldDirection = "False") Then
   SpriteArray[SBC][DX] = 0
   SpriteArray[SBC][DY] = 0
EndIf

SpriteArray[SBC][mazeCol] = SpriteArray[SBC][mazeCol] +  SpriteArray[SBC][DX]
SpriteArray[SBC][mazeRow] = SpriteArray[SBC][mazeRow] +  SpriteArray[SBC][DY]

EatPellet()
EndIf

EndSub
'*******************************************************************************************
Sub MoveMonstersTowardTarget
'This routine moves the monsters toward a target while allowing them to navigate around the maze
'borders. LL is a temporary array:

INVALID = 9999 '9999 is used as an invalid flag because the total distance across the maze is
'much lower than 9999 pixels. Later, when the code calculates the distance
'between source to target, anything marked 9999 won't be considered.

If (Sprites <> SBC) Then '<--SBC has his own movement routine (see MoveSBC)

 For a = 1 To 4 'step through XY/RC modifier table:
  SourceX = SpriteArray[Sprites][mazeCol] + xModifier[a]
  SourceY = SpriteArray[Sprites][mazeRow] + yModifier[a]
  targetX = SpriteArray[Sprites][targetCol]
  targetY = SpriteArray[Sprites][targetRow]

  For b = firstToken To lastToken

   'If the maze area being examined is not a border then calculate the distance from that maze area
   ' to the target using the Manhattan Distance formula (SourceX-targetCol)+(SourceY-targetRow)...
   If mazeTokens[b]=Maze[SpriteArray[Sprites][mazeRow] + yModifier[a]][SpriteArray[Sprites][mazeCol]+ xModifier[a]] Then
    LL[a] = 1+(math.Abs(Sourcex-targetx) + math.Abs(Sourcey-targety))
    Goto _XIT4

   '...otherwise mark it as invalid because it's a border :
   Else
    LL[a] = INVALID
   EndIf

  EndFor
  _XIT4:
 EndFor

  'For each maze area stored in the LL array, check to see if that was visited by the monster during previous
  'game loop cycle. If so mark it INVALID, then save the monster's current maze location
  'in VX, VY. These two steps will force the monster to travel in forward directions only (no reversing direction):
  For c = 1 To 4
    If SpriteArray[Sprites][mazeCol] + xModifier[c] = SpriteArray[Sprites][VX] Then
      If SpriteArray[Sprites][mazeRow] + yModifier[c] = SpriteArray[Sprites][VY] Then
        LL[c] = INVALID
      EndIf
    EndIf
  EndFor

  SpriteArray[Sprites][VX] = SpriteArray[Sprites][mazeCol]
  SpriteArray[Sprites][VY] = SpriteArray[Sprites][mazeRow]

  'Get the smallest number in temporary LL array, which will represent the direction to move in
  '1 = go left, 2 = go up, 3 = to right, 4 = go down:
  initialValue = LL[1]
  For ictr = 1 TO 4
   If initialValue >= LL[ictr] THEN
    initialValue = LL[ictr]
    elementfound = ictr
   EndIf
 EndFor
  'Set the movement direction. The xModifier/yModifier lookup tables eliminate the need for If/Then tests here:
  SpriteArray[Sprites][DX] = xModifier[elementfound]
  SpriteArray[Sprites][DY] = yModifier[elementfound]

  '** There is at least one circumstance where the monster finds a dead end - when the monster is in the
  'monster pen at level start. In this instance, the monster's L, D, & R adjacent areas will be invalid
  'due to being blocked by visible and invisible borders, and U is blocked because it will be added to the
  'VX/VY variables after the first game cycle. When this happens the VX/VY variables must be deleted
  'and on the next game cycle the monster will move out of dead end.
  '
 if LL[elementfound] = INVALID Then
  SpriteArray[Sprites][DX] = 0
  SpriteArray[Sprites][DY] = 0
  SpriteArray[Sprites][VX] = 0
  SpriteArray[Sprites][VY] = 0
 EndIf

  'Finally, move toward target:
  SpriteArray[Sprites][mazeCol] = (SpriteArray[Sprites][mazeCol] + SpriteArray[Sprites][dx])
  SpriteArray[Sprites][mazeRow] = (SpriteArray[Sprites][mazeRow] + SpriteArray[Sprites][dy])

EndIf

Endsub
'*******************************************************************************************
'Detects when sprites touch each other and when sprites enter special areas of the maze:
Sub CollisionDetect

If Sprites <> SBC Then
CheckRectangles()

 If isTouching = "True" Then
  isTouching = "False"
  'Monster dies if touching SBC while fightened and then monster returns to the monster pen:
  If SpriteArray[Sprites][State] = FRIGHT then
    ShowEatSplash()
    SpriteArray[Sprites][State] = DIE
    hasEatenMonster = "True"
    ScoreAndBonusManager()

  'SBC dies if touching monster when energizer is not active:
  ElseIf SpriteArray[Sprites][State] = CHASE then
    SpriteArray[SBC][State] = DIE
    gameState = REPLAY_LEVEL
  EndIf

  hasEatenMonster = "False"
 EndIf

 'When monster reaches monster pen, get body back and leave:
 If SpriteArray[Sprites][mazeCol] = MonsterPenX and SpriteArray[Sprites][mazeRow]= MonsterPenY Then
  If SpriteArray[Sprites][State] = DIE then
    SpriteArray[Sprites][State]  = EMERGE
   EndIf
  EndIf
  'When monster has left monster pen, go back to chasing SBC:
  If SpriteArray[Sprites][mazeCol] = emergeX and SpriteArray[Sprites][mazeRow] = emergeY Then
   If SpriteArray[Sprites][State] = EMERGE then
    SpriteArray[Sprites][State]  = CHASE
   EndIf
  EndIf
EndIf

'***BUG FIX: If a monster is in the monster pen when an energizer is eaten it will switch from whatever mode its in to
'FRIGHT mode. However, FRIGHT mode closes to doors when causes the monster to get trapped. This is a side effect -
'my intention was to keep the monsters from re-entering the pen prematurely. The fix below checks to see if a monster
'is in the pen and is the wrong mode. If so, it is switched to EMERGE mode so that it can properly emerge from the pen:
If (SpriteArray[Sprites][mazeCol] = MonsterPenX) and (SpriteArray[Sprites][mazeRow] = MonsterPenY) Then
   If (SpriteArray[Sprites][State] <> DIE) Or (SpriteArray[Sprites][State] <> EMERGE)  then
    SpriteArray[Sprites][State]  = EMERGE
   EndIf
  EndIf
EndSub
'*******************************************************************************************
'Sets the targets that the monsters will move towards:
Sub SetupMonsterTargets

IF (Sprites <>SBC) then

 'Sets ghosts to meander around the screen after SBC eats a power pellet:
 If SpriteArray[Sprites][State]  = FRIGHT Then
    SpriteArray[Sprites][targetRow] = math.GetRandomNumber(maxMazeRows)
    SpriteArray[Sprites][targetCol] = math.GetRandomNumber(maxMazeCols)

 'Sends the monsters back to monster pen after being eaten by SBC:
 ElseIf SpriteArray[Sprites][State] = DIE Then
    SpriteArray[Sprites][targetCol] = MonsterPenX
    SpriteArray[Sprites][targetRow] = MonsterPenY

 'Makes the monsters leave home base:
 ElseIf SpriteArray[Sprites][State] = EMERGE Then
    SpriteArray[Sprites][targetCol] = emergeX
    SpriteArray[Sprites][targetRow] = emergeY

 Elseif SpriteArray[Sprites][State] = CHASE Then

    If Sprites       =  RedMonster Then
      'Red monster pursues directly:
      SpriteArray[RedMonster][targetCol] = SpriteArray[SBC][mazeCol]
      SpriteArray[RedMonster][targetRow] = SpriteArray[SBC][mazeRow]

    ElseIf Sprites   =  PinkMonster Then
      'Pink monster tries to ambush (***TO DO: needs to be fixed***):
      SpriteArray[PinkMonster][targetCol] = SpriteArray[SBC][mazeCol] + (SpriteArray[SBC][DX]-1)
      SpriteArray[PinkMonster][targetRow] = SpriteArray[SBC][mazeRow] + (SpriteArray[SBC][DY]-1)

    ElseIf Sprites   =  OrangeMonster Then
      'Orange monster wanders around
      SpriteArray[OrangeMonster][targetCol] = math.GetRandomNumber(maxMazeCols)
      SpriteArray[OrangeMonster][targetRow] = math.GetRandomNumber(maxMazeRows)

    ElseIf Sprites   =  BlueMonster Then
      'Blue monster considers red monster's coordinates and SBC's coordinates wheb determining how to move:
      SpriteArray[BlueMonster][targetCol] = math.abs(SpriteArray[SBC][mazeCol] + SpriteArray[RedMonster][mazeCol])
      SpriteArray[BlueMonster][targetRow] = math.abs(SpriteArray[SBC][mazeRow] + SpriteArray[RedMonster][mazeRow])
    EndIf

EndIf

ENDIF

EndSub
'*******************************************************************************************
'Animation manager. The animation frames are stored in the ImageArray 2D array. This routine
'sets the indexes into that array. FrameCtr + Offset is used as the index into ImageArray.
'When Offset = zero all sprites go through the normal 4-cycle animation sequence. When
'offset = 5, the monsters turn purple (Fright Mode), and when the offset = 6 the monsters turn dark gray
'(Die Mode).

Sub SetupAnimationSequence

SpriteArray[SBC][LastFrame]   = 4
SpriteArray[SBC][FirstFrame]  = 1
SpriteArray[SBC][offset]      = 0

If (Sprites <> SBC) Then
  If SpriteArray[Sprites][State]      = CHASE Then
     SpriteArray[Sprites][offset]     = 0
     SpriteArray[Sprites][LastFrame]  = 4
     SpriteArray[Sprites][FirstFrame] = 1

  ElseIf SpriteArray[Sprites][State]  = FRIGHT Then
     SpriteArray[Sprites][offset]      = 5
     SpriteArray[Sprites][LastFrame]   = 5
     SpriteArray[Sprites][FirstFrame]  = 5

   ElseIf SpriteArray[Sprites][State] = DIE Then
    SpriteArray[Sprites][offset]      = 6
    SpriteArray[Sprites][LastFrame]   = 6
    SpriteArray[Sprites][FirstFrame]  = 6

   ElseIf SpriteArray[Sprites][State] = EMERGE Then
    SpriteArray[Sprites][offset]      = 0
    SpriteArray[Sprites][LastFrame]   = 4
    SpriteArray[Sprites][FirstFrame]  = 1
   Endif
 EndIf
 FlashMonsters()
EndSub
'*******************************************************************************************
Sub EatPellet

erasePelletFromScreen = "FALSE"
mazeData = Maze[(SpriteArray[SBC][mazeRow])][(SpriteArray[SBC][mazeCol])]

'Pellet = mazeToken[1]. Energizer = mazeToken[2]:
If (mazeData = mazeTokens[1] Or mazeData = mazeTokens[2]) Then
  Maze[(SpriteArray[SBC][mazeRow])][(SpriteArray[SBC][mazeCol])]=mazeTokens[0] 'empty this maze location
  pelletCount = pelletCount - 1
  erasePelletFromScreen = "True"
  gameScore = gameScore + pelletScore

  If (mazeData = mazeTokens[1]) Then
    gameScore = gameScore + pelletScore
  ElseIf (mazeData = mazeTokens[2]) then
    monsterEatenCtr=0
    SetMonstersToFrightState()
    gameScore = gameScore + energizerScore
    energizerTimer = ACTIVE
    energizerTime = initialCountDownTime
  EndIf

  If pelletCount <= 0 Then
    gameState = ADVANCE_LEVEL
  EndIf

EndIf

DoEnergizerTimer()
EndSub
'*******************************************************************************************
'Sets all monsters to FRIGHT state. VY & VX are zeroed out so that the monsters can switch
'directions. (MoveMonstersTowardTarget( ) normally restricts the monsters to forward-only movements):
Sub SetMonstersToFrightState
For ee = firstMonster to lastMonster
 if SpriteArray[ee][State] <> DIE then
  SpriteArray[ee][State] = FRIGHT
  shapes.SetOpacity(ImageArray[ee][5],100)
  SpriteArray[ee][VY] = 0
  SpriteArray[ee][VX] = 0
 EndIf
Endfor
EndSub
'*******************************************************************************************
'Sets all monsters to CHASE state. This is a bug fix to keep the monsters from switching out of DIE
'mode prematurely:
Sub MakeMonstersChase
 For mc = firstMonster to lastMonster
  If SpriteArray[mc][State] <> DIE then
   SpriteArray[mc][State] = CHASE
  EndIf
 Endfor
EndSub
'*******************************************************************************************
'Manages the count down timer that determines how long an energizer lasts.
Sub DoEnergizerTimer
If (energizerTimer = ACTIVE) Then
 If (energizerTime <> 0) Then
   energizerTime = energizerTime -1
 Else
  energizerTimer = INACTIVE
  monsterEatenCtr=0
  MakeMonstersChase()
 Endif
Endif

EndSub
'*******************************************************************************************
'Dispatch routine for erasing pellets/energizers from the screen:
Sub ErasePellet
  pelletColor = "black"
  pelletX = SpriteArray[SBC][screenX] + sWidth - mazeScale
  pelletY = SpriteArray[SBC][screenY] + sHeight - mazeScale
  DrawEnergizer()
EndSub
'*******************************************************************************************
'Draws/erases an energizer
Sub DrawEnergizer
  pelletSize = 6
  xOffset    = -6
  yOffset    = -6
  DP()
Endsub
'*******************************************************************************************
'Draws/erases a pellet
Sub DrawPellet
  pelletSize = 3
  xOffset    = -3
  yOffset    = -3
  DP()
EndSub
'*******************************************************************************************
Sub DP
  GraphicsWindow.BrushColor = pelletColor
  GraphicsWindow.FillEllipse(pelletX+xOffset, pelletY+yOffset, pelletSize, pelletSize)
EndSub
'*******************************************************************************************
'Removes sprites from the maze
Sub ClearSpritesFromaze
For r=firstSprite To lastSprite
  For t = 1 To 6
    Shapes.move(ImageArray[r][t],-100,-100)
  EndFor
EndFor

EndSub
'*******************************************************************************************
'Draws sprites on screen while advancing through the animation sequence setup by SetupAnimationSequence().

Sub DrawSprites

'To reduce flicker only draw sprites that are moving (SBC sometimes stops)
If SpriteArray[Sprites][dx]<>0 Or SpriteArray[Sprites][dy]<>0 Then

  'Get a reference to the current animation frame. We will hide it later:
  oldFrameCtr=SpriteArray[Sprites][FrameCtr]
  SpriteArray[Sprites][frameCtr]=SpriteArray[Sprites][frameCtr]+1+SpriteArray[Sprites][offset]

  'Advance to next frame and check to see if all frames have been displayed:
  If SpriteArray[Sprites][frameCtr]>SpriteArray[Sprites][lastFrame] then
    SpriteArray[Sprites][frameCtr]=SpriteArray[Sprites][firstFrame]
  Endif

  'Update screen coordinates:
  SpriteArray[Sprites][screenX]= SpriteArray[Sprites][screenX]+ SpriteArray[Sprites][DX] * 1
  SpriteArray[Sprites][screenY]= SpriteArray[Sprites][screenY]+ SpriteArray[Sprites][DY] * 1.5

  'Get reference to new animation frame and apply rotation (for SBC):
  newFrameCtr=SpriteArray[Sprites][frameCtr]
  if Sprites = SBC Then
    Shapes.Rotate(ImageArray[Sprites][newFrameCtr], selectedRotation)
  EndIf

  'Finally, hide previous frame and show new animation frame:
  shapes.Move(ImageArray[Sprites][oldFrameCtr],-20,-20)
  Shapes.Move(ImageArray[Sprites][newFrameCtr], SpriteArray[Sprites][screenX], SpriteArray[Sprites][screenY])

  EndIf

If erasePelletFromScreen = "True" Then
 ErasePellet()
EndIf

EndSub
'*******************************************************************************************
'This routine intializes general purpose global lookup tables.

Sub InitializeLookupTables

'The xModifier & yModifier arrays are used to modify the XY screen coordinates and RC maze coordinates:
xModifier[0] = 0 'Stop moving
xModifier[1] =-1 'Move Left (when added to X)
xModifier[2] = 0  '
xModifier[3] = 1 'Move Right (when added to X)
xModifier[4] = 0

yModifier[0] = 0 'Stop moving
yModifier[1] = 0  '
yModifier[2] =-1 'Move Up (when added to Y)
yModifier[3] = 0  '
yModifier[4] = 1  'Move Down (when added to Y)

'rotationLookupTable holds the rotation angles for SBC. SbcDirection is used as an index:
rotationLookupTable[1] = 180
rotationLookupTable[2] = 270
rotationLookupTable[3] = 0
rotationLookupTable[4] = 90

EndSub
'*******************************************************************************************
'Sets up sprite data structure and establishes related variables:

Sub InitializeSprites

'State variables for sprites:
DIE     = 0
NORMAL  = 1
CHASE   = 2
SCATTER = 3 '<--not implemented yet
FRIGHT  = 4
EMERGE  = 5

'State variables for energizer timer:
ACTIVE       = 1
INACTIVE     = 0

'The sprite data structure is a 2D array. These variables are indexes into the 2nd dimension of that array.
'(Dimension#1 slects the sprite, dimension #2 sets/gets properties of the particular sprite:

firstSprite  = SBC
lastSprite   = PinkMonster
firstMonster = RedMonster
lastMonster  = PinkMonster

'Variables for dimension #2:
screenX  = 1  'screen x coordinate
screenY  = 2  'screen y coordinate
mazeCol  = 3  'maze col
mazeRow  = 4  'maze row
DX       = 5  'x/col modifier
DY       = 6  'y/row modifier
targetCol= 7  'maze target col
targetRow= 8  'maze target row
VX       = 9  'visited maze col
VY       = 10 'visited maze row
State    = 11
Lives    = 12
FrameCtr = 13 'Index into ImageArray[ ][ ]
Offset   = 14
FirstFrame = 15
LastFrame  = 16
cycleCounter= 17
spriteSpeed= 18

'Initialize:
For spriteCtr = firstSprite To lastSprite
 SpriteArray[spriteCtr][FirstFrame] = 1
 SpriteArray[spriteCtr][LastFrame]  = 4
 SpriteArray[spriteCtr][FrameCtr]   = 4
 SpriteArray[spriteCtr][offset]     = 4
 SpriteArray[spriteCtr][DX]         = 0
 SpriteArray[spriteCtr][DY]         = 0
 SpriteArray[spriteCtr][VX]         = 0
 SpriteArray[spriteCtr][VY]         = 0
 SpriteArray[spriteCtr][targetCol]  = 0
 SpriteArray[spriteCtr][targetRow]  = 0
 SpriteArray[spriteCtr][State]      = CHASE
 SpriteArray[spriteCtr][spriteSpeed] = 1
 SpriteArray[spriteCtr][cycleCounter] = 1
Endfor
SpriteArray[SBC][State] = NORMAL
sbcDirection = Dir_R

EndSub
'*******************************************************************************************
Sub PositionSpritesInMaze

'Used for alignment hacks:
xxOffset= 0
yyOffset= 0

'Position SBC two tiles underneath Monster pen:
SpriteArray[SBC][mazeCol]             = 15
SpriteArray[SBC][mazeRow]             = 24

'Position Red Monster outside & above Monster pen:
SpriteArray[RedMonster][mazeCol]      = 12
SpriteArray[RedMonster][mazeRow]      = 12

'Blue, Orange and Pink Monsters inside Monster pen:
SpriteArray[BlueMonster][mazeCol]     = 12
SpriteArray[BlueMonster][mazeRow]     = 16
SpriteArray[OrangeMonster][mazeCol]   = 17
SpriteArray[OrangeMonster][mazeRow]   = 16
SpriteArray[PinkMonster][mazeCol]     = 14
SpriteArray[PinkMonster][mazeRow]     = 15

'Set correct screen positions:
For Sprites = firstSprite to lastSprite
  AdjustScreenCoords()
EndFor

EndSub
'*******************************************************************************************
'Using maze RC values, calculate screen XYs:
Sub AdjustScreenCoords
  SpriteArray[Sprites][screenX] = (SpriteArray[Sprites][mazeCol]) * mazeScale - mazeScale
  SpriteArray[Sprites][screenY] = (SpriteArray[Sprites][mazeRow]) * mazeScale * 1.5 - mazeScale
EndSub
'*******************************************************************************************
Sub LoadBitmaps
'The sprite data structure is a 2D array. These variables are indexes into the 2nd dimension of that array.
'(Dimension#1 slects the sprite, dimension #2 sets/gets properties of the particular sprite.

'Variables to select the sprites (dimension #1 of SpriteArray):
SBC           = 1
RedMonster    = 2
BlueMonster   = 3
OrangeMonster = 4
PinkMonster   = 5

sWidth  = mazeScale * 2
sHeight = mazeScale * 2

'ImageArray is a 2D array that holds references to the bitmaps used by the sprites. Dimension #1 is used
'to select the sprite, dimension #2 is used to select the bitmap.

'Load bitmaps for normal animation sequence:
filePath = Program.Directory +"\"
'SBC animation frames
ImageArray[SBC][1]=shapes.addimage("http://farm9.staticflickr.com/8240/8528887960_413fda8a5a_t.jpg")
ImageArray[SBC][2]=shapes.addimage("http://farm9.staticflickr.com/8379/8528887958_f8f6d3e534_t.jpg")
ImageArray[SBC][3]=shapes.addimage("http://farm9.staticflickr.com/8520/8527774169_b73baef828_t.jpg")
ImageArray[SBC][4]=shapes.addimage("http://farm9.staticflickr.com/8379/8528887958_f8f6d3e534_t.jpg")

'Red Monster animation frames
ImageArray[RedMonster][1]=shapes.addimage("http://farm9.staticflickr.com/8388/8528887972_d45aa82d69_t.jpg")
ImageArray[RedMonster][2]=shapes.addimage("http://farm9.staticflickr.com/8388/8528887972_d45aa82d69_t.jpg")
ImageArray[RedMonster][3]=shapes.addimage("http://farm9.staticflickr.com/8388/8528887972_d45aa82d69_t.jpg")
ImageArray[RedMonster][4]=shapes.addimage("http://farm9.staticflickr.com/8388/8528887972_d45aa82d69_t.jpg")

'Blue Monster animation frames
ImageArray[BlueMonster][1]=shapes.addimage("http://farm9.staticflickr.com/8378/8527774263_5f7d6e6aac_t.jpg")
ImageArray[BlueMonster][2]=shapes.addimage("http://farm9.staticflickr.com/8378/8527774263_5f7d6e6aac_t.jpg")
ImageArray[BlueMonster][3]=shapes.addimage("http://farm9.staticflickr.com/8378/8527774263_5f7d6e6aac_t.jpg")
ImageArray[BlueMonster][4]=shapes.addimage("http://farm9.staticflickr.com/8378/8527774263_5f7d6e6aac_t.jpg")

'Orange Monster animation frames
ImageArray[OrangeMonster][1]=shapes.addimage("http://farm9.staticflickr.com/8377/8527774201_6fced83ebf_t.jpg")
ImageArray[OrangeMonster][2]=shapes.addimage("http://farm9.staticflickr.com/8377/8527774201_6fced83ebf_t.jpg")
ImageArray[OrangeMonster][3]=shapes.addimage("http://farm9.staticflickr.com/8377/8527774201_6fced83ebf_t.jpg")
ImageArray[OrangeMonster][4]=shapes.addimage("http://farm9.staticflickr.com/8377/8527774201_6fced83ebf_t.jpg")

'Pink Monster animation frames
ImageArray[PinkMonster][1]=shapes.addimage("http://farm9.staticflickr.com/8523/8527774181_5fa1ebe6bb_t.jpg")
ImageArray[PinkMonster][2]=shapes.addimage("http://farm9.staticflickr.com/8523/8527774181_5fa1ebe6bb_t.jpg")
ImageArray[PinkMonster][3]=shapes.addimage("http://farm9.staticflickr.com/8523/8527774181_5fa1ebe6bb_t.jpg")
ImageArray[PinkMonster][4]=shapes.addimage("http://farm9.staticflickr.com/8523/8527774181_5fa1ebe6bb_t.jpg")

For s= 1 to 5

'Load bitmaps for FRIGHT Mode:
ImageArray[s][5]=shapes.addimage("http://farm9.staticflickr.com/8102/8528933134_d80645e3cc_t.jpg")

'Load bitmaps for DIE mode:
ImageArray[s][6]=shapes.addimage("http://farm9.staticflickr.com/8532/8528888036_85d4b2906d_t.jpg")
Shapes.SetOpacity(ImageArray[s][6],50)

Endfor

ClearSpritesFromaze()

EndSub

''*******************************************************************************************
'Loads maze pattern into maze array, counts the number of pellets added to maze, and gets the
'maze XY coordinates for special areas. Also creates and populates the mazeToken[ ] lookup table:
'
Sub LoadMaze

  M[1] =  "/------\/----------\/------\"
  M[2] =  "|......||..........||......|"
  M[3] =  "|*/--\.||./------\.||./--\*|"
  M[4] =  "|.(--).().(------).().(--).|"
  M[5] =  "|..........................|"
  M[6] =  "(-\./\./---\./\./---\./\./-)"
  M[7] =  "oo|.||.| |.||.| |.||.|oo"
  M[8] =  "oo|.||.(---).||.(---).||.|oo"
  M[9] =  "oo|.||.......||.......||.|oo"
  M[10] = "oo|.|(--\+/--)(--\+/--)|.|oo"
  M[11] = "--).(---)+(------)+(---).(--"
  M[12] = "LT+.+++++++E++++++++++++.+SR"
  M[13] = "--\./---\+/AAAAAAo+/---\./--"
  M[14] = "oo|.|/--)+|+Co+B+|+(--\|.|oo"
  M[15] = "oo|.||++++|+oo+o+|++++||.|oo"
  M[16] = "oo|.||+/\+|MCo+B+|+/\+||.|oo"
  M[17] = "oo|.()+||+(------)+||+().|oo"
  M[18] = "oo|.+++||++++++++++||+++.|oo"
  M[19] = "oo|./--)(--\+/\+/--)(--\.|oo"
  M[20] = "oo|.(------)+||+(------).|oo"
  M[21] = "oo|.......+++||+++.......|oo"
  M[22] = "oo|./---\./--)(--\./---\.|oo"
  M[23] = "/-).(---).(------).(---).(-\"
  M[24] = "|............++............|"
  M[25] = "|./--\./---\./\./---\./--\.|"
  M[26] = "|.|oo|.|/--).||.(--\|.|oo|.|"
  M[27] = "|.|oo|.||....||....||.|oo|.|"
  M[28] = "|*|oo|.||./--)(--\.||.|oo|*|"
  M[29] = "|.(--).().(------).().(--).|"
  M[30] = "|..........................|"
  M[31] = "(--------------------------)"
maxMazeRows = Array.GetItemCount(M)
maxMazeCols = Text.GetLength(M[1])

'mazeTokens[ ] hold tokens that represent walkable space in the maze:
firstToken = 0
lastToken = 2

mazeTokens[0]= "+"
mazeTokens[1]= "."
mazeTokens[2]= "*"

'Load the maze pattern into the maze[ ] [ ] array:
For rows = 1 To maxMazeRows
  For cols = 1 To maxMazeCols
    maze[rows][cols] = Text.GetSubText(M[rows], cols, 1)
    If maze[rows][cols] = mazeTokens[1] Or maze[rows][cols] = mazeTokens[2] Then
      pelletCount = pelletCount + 1
    EndIf

    'Special areas:
    If Maze[rows][cols] ="M" Then  'DIE mode target Monster Pen tile
       Maze[rows][cols] = mazeTokens[0]
       monsterpenX = cols
       MonsterPenY = rows
    ElseIf Maze[rows][cols] ="E" Then 'Emerge mode target tile
       Maze[rows][cols] = mazeTokens[0]
       emergeX = cols
       emergeY = rows
    ElseIf Maze[rows][cols] ="L" Then 'Left tunnel tile
       Maze[rows][cols] = mazeTokens[0]
       leftTunnelX = cols
       leftTunnelY = rows
    ElseIf Maze[rows][cols] ="R" Then 'Right tunnel tile
       Maze[rows][cols] = mazeTokens[0]
       rightTunnelX = cols
       rightTunnelY = rows
    ElseIf Maze[rows][cols] ="S" Then 'Right slow-down tunnel tile
       Maze[rows][cols] = mazeTokens[0]
       sld1X = cols
       sld1Y = rows
    ElseIf Maze[rows][cols] ="T" Then 'Right slow-down tunnel tile
       Maze[rows][cols] = mazeTokens[0]
       sld2X = cols
       sld2Y = rows
    EndIf

  EndFor
EndFor

'Delete the temporary array holding the maze structure:
M=""
EndSub
'*******************************************************************************************
'Steps through maze[ ] [ ] and draws the pattern on screen:
Sub DrawMaze

mazeBackgroundColor = "black"
GraphicsWindow.BackgroundColor= mazeBackgroundColor
x       = 0
y       = 0
mWidth  = mazeScale
mHeight = mazeScale
MMX     = (X + 1 * mWidth)
MMY     = (Y + 1.5 * mHeight)
MMH     = (1.5 * mHeight)
MMW     = (1 * mWidth)

For rows = 1 To maxMazeRows
  tempMMYrows = MMY*rows 'helps speed up draw operations a bit.
  For cols = 1 To maxMazeCols
    mazeData = Maze[rows][cols]

    GraphicsWindow.PenColor = mazeBorderColor
    GraphicsWindow.PenWidth = 2
    ' Upper Left corner:
    if mazeData     =     "/" then
      GraphicsWindow.DrawLine(MMX*cols,TempMMYrows, mazeCol+MMW*cols, TempMMYrows)
      GraphicsWindow.DrawLine(MMX*cols,TempMMYrows, MMX*cols, MMY+MMH*rows)

    'Upper Right corner:
    elseif mazeData =     "\" then
      GraphicsWindow.DrawLine(MMX*cols,TempMMYrows, MMX*cols-MMW, TempMMYrows)
      GraphicsWindow.DrawLine(MMX*cols,TempMMYrows, MMX*cols, TempMMYrows+MMH)

    'Lower Left corner:
    elseif mazeData =     "(" then
      GraphicsWindow.DrawLine(MMX*cols,TempMMYrows, MMX*cols, TempMMYrows-MMH)
      GraphicsWindow.DrawLine(MMX*cols,TempMMYrows, MMX*cols+MMW, TempMMYrows)

    'Lower right corner:
    elseif mazeData =     ")" then
      GraphicsWindow.DrawLine(MMX*cols,TempMMYrows, MMX*cols, TempMMYrows-MMH)
      GraphicsWindow.DrawLine(MMX*cols,TempMMYrows, MMX*cols-MMW, TempMMYrows)
      '
    'Vertical line:
    elseif mazeData =     "-" then
      GraphicsWindow.DrawLine(MMX*cols,TempMMYrows, MMX*cols-MMW, TempMMYrows)
      GraphicsWindow.DrawLine(MMX*cols,TempMMYrows, MMX*cols+MMW, TempMMYrows)
      '
     'Vertical line for top door
    elseif mazeData =     "A" then
      GraphicsWindow.PenColor="white"
      GraphicsWindow.PenWidth="1"
      GraphicsWindow.DrawLine(MMX*cols,TempMMYrows, MMX*cols-MMW, TempMMYrows)
      GraphicsWindow.DrawLine(MMX*cols,TempMMYrows, MMX*cols+MMW, TempMMYrows)
      '
    'Horizontal line:
    elseif mazeData =     "|" then
      GraphicsWindow.DrawLine(MMX*cols,TempMMYrows, MMX*cols, TempMMYrows-MMH)
      GraphicsWindow.DrawLine(MMX*cols,TempMMYrows, MMX*cols, TempMMYrows+MMH)

    'Pellet:
    elseif mazeData =     "." then
      pelletColor         = "white"
      pelletX=(cols * MMW)
      pelletY=(rows * MMY)
      DrawPellet()

    'Energizer:
    elseif mazeData =     "*" then
      pelletColor         = "white"
      pelletX=(cols * MMW)
      pelletY=(rows * MMY)
      DrawEnergizer()

    Endif
  EndFor
EndFor
EndSub
'*******************************************************************************************
'There are three invisible borders that keep the blue, pink and orange ghosts in the monster pen
'and also keeps the monsters from getting back in unless they are in EMERGE or DIE modes.
'The doors are "opened" by adding their tokens to the mazeToken[ ] array and extending the lastToken pointer.
'The doors are "closed" by resetting the lastToken pointer:
Sub CloseDoors
    lastToken = 2
EndSub
'*******************************************************************************************
Sub OpenLeftDoor
    mazeTokens[3] = "B"
    lastToken = lastToken + 1
EndSub
'*******************************************************************************************
Sub OpenRightDoor
    mazeTokens[3] = "C"
    lastToken = lastToken + 1
EndSub
'*******************************************************************************************
Sub OpenTopDoor
    mazeTokens[3] = "A"
    lastToken = lastToken + 1
EndSub
'*******************************************************************************************
'This routines causes the monsters to leave the monster pen one-by-one after a certain number of
'cycles have past. This done at game start, on each new level and when a level is replayed . The
'invisible "doors" open whenever the monsters are in EMERGE or DIE modes:
Sub LeaveMonsterPenOneByOne

If globalCycleCtr = 100 then
  SpriteArray[PinkMonster][state] = EMERGE
ElseIf globalCycleCtr = 200 Then
  SpriteArray[OrangeMonster][state] = EMERGE
Elseif globalCycleCtr = 400 Then
  SpriteArray[BlueMonster][state] = EMERGE
EndIf
EndSub
'*******************************************************************************************
'Dispatches update-related routines:
Sub Update
  SpriteArray[Sprites][cycleCounter]=SpriteArray[Sprites][cycleCounter]+1

  'Do updates when a sprite reaches a new tile. Distance between tiles is set by MazeScale:
  if (SpriteArray[Sprites][cycleCounter] > mazeScale) Then
     MoveSBC()
     SetupMonsterTargets()
     SetupSpriteSpeed()
     OpenCloseDoors()
     MoveMonstersTowardTarget()
     CheckGoThroughTunnels()
     SpriteArray[Sprites][cycleCounter]=1
     DisplayScore()
     DisplayLevel()
   EndIf

Endsub
'*******************************************************************************************
'Displaches draw-related routines:
Sub Draw
 SetupAnimationSequence()
 DrawSprites()
 CollisionDetect()
 CheckGoThroughTunnels()
Endsub
'*******************************************************************************************
'Ensures that sprites are moving at correct speed:
Sub SetupSpriteSpeed

  If SpriteArray[Sprites][state] = CHASE Then
    SpriteArray[Sprites][spriteSpeed] = 1
  ElseIf SpriteArray[Sprites][state] = FRIGHT Then
    SpriteArray[Sprites][spriteSpeed] = 2
  ElseIf SpriteArray[Sprites][state] = NORMAL Then
    SpriteArray[Sprites][spriteSpeed] = 1
  ElseIf SpriteArray[Sprites][state] = DIE Then
    SpriteArray[Sprites][spriteSpeed] = 1
  EndIf

EndSub
'*******************************************************************************************
'Can't speed up maze drawing, so black out the game screen and then construct maze and position
'bitmaps underneath the black cover:
Sub ConstructGameElements
 BlackOutGameScreen()
  LoadMaze()
  DrawMaze()
  DisplayLevel()
  DisplayLives()
  ClearSpritesFromaze()
  InitializeSprites()
  PositionSpritesInMaze()
 RemoveBlackScreen()
EndSub
'*******************************************************************************************
'Causes the monsters to flash briefly as a warning to the player that the monsters are about
'to swtich from Fright to Chase states:
'***BUG ??: This routine doesn't work well with Silverlight***

Sub FlashMonsters

If (energizerTimer = ACTIVE) And (SpriteArray[Sprites][State] = FRIGHT) Then
  If (energizerTime < 20) Then
    If (Math.Remainder(energizerTime,3)=0) Then
      shapes.SetOpacity(ImageArray[sprites][5],100) 'Visible
    Else
      shapes.SetOpacity(ImageArray[sprites][5],10) 'Faint
    EndIf
  EndIf
EndIf
EndSub
'*********************************************************************************
'Allows game to cage in or release monsters from monster pen:

Sub OpenCloseDoors
  If SpriteArray[Sprites][State] = CHASE Then
    CloseDoors()
  ElseIf SpriteArray[Sprites][State] = FRIGHT Then
    CloseDoors()
  ElseIf SpriteArray[Sprites][State] = NORMAL Then
    CloseDoors()
  ElseIf SpriteArray[Sprites][State] = DIE Then
    OpenLeftDoor()
    OpenRightDoor()
    OpenTopDoor()
  ElseIf SpriteArray[Sprites][State] = EMERGE Then
    OpenLeftDoor()
    OpenRightDoor()
    OpenTopDoor()
  EndIf
EndSub
'**************************************************************************
Sub ScoreAndBonusManager

If (hasEatenMonster = "True") Then
  monsterEatenCtr = monsterEatenCtr + 1
  gameScore = gameScore + monsterPts +(monsterEatenCtr * monsterPts)

  'Give player a bonus when all 4 monsters are eaten in succession:
  If monsterEatenCtr = 4 Then
     gameScore = gameScore + monsterBonusPts
     splashText=monsterBonusPts + "PT BONUS!"
     DisplayLevelSplash()
     monsterEatenCtr=0
  EndIf

  monstersEatenPerLevel = monstersEatenPerLevel + 1

  'Give player an extra life whenever 16 monsters are eaten per level:
  If monstersEatenPerLevel = 16 Then
     SpriteArray[sbc][lives] = SpriteArray[sbc][lives] + 1
     splashText="EXTRA LIFE ADDED!"
     monstersEatenPerLevel=0
     DisplayLevelSplash()
   EndIf
hasEatenMonster="False"
EndIf

If hasReached50K="False" Then
  If gameScore > 50000 Then
  hasReached50K="True"
  SpriteArray[sbc][lives] = SpriteArray[sbc][lives] + 1
  splashText="EXTRA LIFE ADDED!"
  DisplayLevelSplash()
  DisplayLives()
  EndIf
EndIf
EndSub
'*******************************************************************************
'Bounding Box collision detection routine from "Beginning Microsoft Small Basic", 9-30
Sub CheckRectangles

isTouching = "False"

Object1X=SpriteArray[sbc][screenX]
Object1Y=SpriteArray[sbc][screenY]
Object2X=SpriteArray[Sprites][screenX]
Object2Y=SpriteArray[Sprites][screenY]

If ((Object1X + 6 +sWidth - 6) > Object2X +6) Then
 If (Object1X +6 < (Object2X+6 + sWidth - 6)) Then
  If ((Object1Y+6 + sHeight - 6) > Object2Y+6) Then
   If (Object1Y+6 < (Object2Y+6 + sHeight - 6)) Then
     isTouching = "True"
   EndIf
  EndIf
 EndIf
EndIf

EndSub
'************************************************************************
'Allows sprites to travel through tunnels and causes the monsters to slow down at tunnel entrances:
sub CheckGoThroughTunnels

If Sprites <> SBC Then
 if (SpriteArray[Sprites][mazecol]=sld1X And SpriteArray[Sprites][mazeRow]=sld2Y) or (SpriteArray[Sprites][mazecol]=sld2X And SpriteArray[Sprites][mazeRow]=sld2Y) Then
  SpriteArray[Sprites][spriteSpeed]=4
 EndIf
endif

If SpriteArray[Sprites][mazeCol] = rightTunnelX and SpriteArray[Sprites][mazeRow] = rightTunnelY Then
  SpriteArray[Sprites][mazeCol] = leftTunnelX
  SpriteArray[Sprites][mazeRow] = leftTunnelY
  AdjustScreenCoords()

ElseIf SpriteArray[Sprites][mazeCol] = leftTunnelX and SpriteArray[Sprites][mazeRow] = leftTunnelY Then
  SpriteArray[Sprites][mazeCol] = rightTunnelX
  SpriteArray[Sprites][mazeRow] = rightTunnelY
  AdjustScreenCoords()

EndIf
EndSub
'********************************************************************
'Shows the per-monster points at the location where the monster was eaten:
Sub ShowEatSplash
  GraphicsWindow.BrushColor="white"
  GraphicsWindow.FontName="Arial"
  o=shapes.AddText(monsterPts +(monsterEatenCtr * monsterPts))
  osx = SpriteArray[Sprites][screenX] - sWidth
  osy = SpriteArray[Sprites][screenY] + sHeight
  Shapes.Move(o,osx,osy)
  SmallDelay()
  Shapes.Remove(o)
EndSub
 '*******************************************************************************************
sub SetupGraphicsWindow
    GraphicsWindow.Title="Small Basic Chomper"
    GraphicsWindow.Width= gamescreenWidth
    GraphicsWindow.Height=gameScreenHeight
    GraphicsWindow.CanResize="false"
    GraphicsWindow.BrushColor="white"
    GraphicsWindow.FontSize = 10
    GraphicsWindow.FontBold = "False"
    GraphicsWindow.DrawText(10,0,"SCORE: ")
    GraphicsWindow.DrawText(100,0,"LEVEL: ")
    GraphicsWindow.DrawText(180,0,"LIVES: ")
    scoreShape=Shapes.AddText(gameScore)
    livesShape=Shapes.AddText(SpriteArray[sbc][Lives])
    levelShape=Shapes.AddText(gameLevel)
    Shapes.Move(scoreShape,50,0)
    Shapes.Move(levelShape,135,0)
    Shapes.Move(livesShape,220,0)
  endsub
'*******************************************************************************************
Sub DisplayScore
  Shapes.SetText(scoreShape,gamescore)
EndSub
'*******************************************************************************************
Sub DisplayLives
  Shapes.SetText(livesShape,SpriteArray[sbc][lives])
EndSub
'*******************************************************************************************
Sub DisplayLevel
  Shapes.SetText(levelShape,gameLevel)
EndSub
'*******************************************************************************************
Sub BlackoutGameScreen
  GraphicsWindow.BrushColor="black"
  blkScreen = Shapes.AddRectangle(gamescreenWidth, gameScreenHeight)
Endsub
'*******************************************************************************************
Sub RemoveBlackScreen
  Shapes.Remove(blkScreen)
EndSub

Small Basic Futbol Kodu

' Football 0.5
' Copyright (c) 2013 Nonki Takahashi. All rights reserved.
'
' History:
' 0.5 2013/03/10 Changed not to kick back by forward. (ZVL057-3)
' 0.4 2013/03/06 VRAM array removed. (ZVL057-2)
' 0.3b 2013/03/05 Enabled to play and added semaphore. (ZVL057-1)
' 0.2a 2013/03/05 Enabled score and paddle. (ZVL057-0)
' 0.1a 2013/03/05 Graphics created. (ZVL057)
'
GraphicsWindow.Title = "Football 0.5"
GraphicsWindow.BackgroundColor = "#222222"
Sound_Init()  ' preload sounds
Num_Init()
Court_Init()
Paddle_Init()
Score_Init()
player = 1
Ball_Init()
Timer.Interval = 10
Timer.Tick = OnTick
GraphicsWindow.KeyUp = OnKeyDown
While "True"
  If beep Then
    Sound.PlayAndWait(urlBeep)
    beep = "False"
  EndIF
  If ping Then
    Sound.Stop(urlPing)
    Sound.Play(urlPing)
    ping = "False"
  EndIF
  Program.Delay(10)
EndWhile
Sub OnKeyDown
  If semaphore Then
    Goto okd_exit
  Else
    semaphore = "True"
  EndIf
  key = GraphicsWindow.LastKey
  If key = "S" Then     ' player 1 paddle up
    player = 1
    Paddle_Up()
  ElseIf key = "D" Then ' player 1 paddle down
    player = 1
    Paddle_Down()
  ElseIf key = "K" Then ' player 2 paddle up
    player = 2
    Paddle_Up()
  ElseIf key = "L" Then ' player 2 paddle down
    player = 2
    Paddle_Down()
  EndIf
  semaphore = "False"
  okd_exit:
EndSub
Sub OnTick
  If semaphore Then
    Goto ot_exit
  Else
    semaphore = "True"
  EndIf
  Ball_Update()
  semaphore = "False"
  ot_exit:
EndSub
Sub Ball_Init
  ' param player - 1 or 2
  ballX = x0 + (centerCol - 1) * sizeX
  ballY = y0 + (centerRow - 1) * sizeY
  If ball = "" Then
    ball = Shapes.AddRectangle(sizeX, sizeY)
  EndIf
  Shapes.Move(ball, ballX, ballY)
  If player = 1 Then
    vx = 4
    vy = (Math.GetRandomNumber(10) - 5.5) / 2
  ElseIf player = 2 Then
    vx = -4
    vy = (Math.GetRandomNumber(10) - 5.5) / 2
  EndIf
EndSub
Sub Ball_Update
  ' param ballY, ballX - ball position
  ' param vx, vy - velocity of ball [pixel/tick]
  ballX = ballX + vx
  ballY = ballY + vy
  Shapes.Move(ball, ballX, ballY)
  If 0 < vy Then
    If bottomY - sizeY <= ballY Then
      vy = -vy
      ping = "True"
    EndIf
  ElseIf vy < 0 Then
    If ballY <= topY + sizeY Then
      vy = -vy
      ping = "True"
    EndIf
  EndIf
  If ballX < goalX[1] Then
    player = 2
    s = score[player]["score"] + 1
    Score_Set()
    beep = "True"
    Program.Delay(2000)
    player = 1
    Ball_Init()
  ElseIf goalX[2] < ballX Then
    player = 1
    s = score[player]["score"] + 1
    Score_Set()
    beep = "True"
    Program.Delay(2000)
    player = 2
    Ball_Init()
  ElseIf 0 < vx Then
    If Math.Abs(paddleX[2][1] - sizeX - ballX) <= Math.Abs(vx) And paddleY[2] - sizeY <= ballY And ballY <= paddleY[2] + 5 * sizeY Then
      vx = -vx
      ping = "True"
    ElseIf Math.Abs(paddleX[2][2] - sizeX - ballX) <= Math.Abs(vx) And paddleY[2] - sizeY <= ballY And ballY <= paddleY[2] + 5 * sizeY Then
      vx = -vx
      ping = "True"
    ElseIf Math.Abs(goalX[2] - sizeX - ballX) <= Math.Abs(vx) And topY + sizeY <= ballY And ballY <= goalUpY Then
      vx = -vx
      ping = "True"
    ElseIf Math.Abs(goalX[2] - sizeX - ballX) <= Math.Abs(vx) And goalLowY <= ballY And ballY <= bottomY Then
      vx = -vx
      ping = "True"
    EndIf
  ElseIf vx < 0 Then
    If Math.Abs(paddleX[1][1] + sizeX - ballX) <= Math.Abs(vx) And paddleY[1] - sizeY <= ballY And ballY <= paddleY[1] + 5 * sizeY Then
      vx = -vx
      ping = "True"
    ElseIf Math.Abs(paddleX[1][2] + sizeX - ballX) <= Math.Abs(vx) And paddleY[1] - sizeY <= ballY And ballY <= paddleY[1] + 5 * sizeY Then
      vx = -vx
      ping = "True"
    ElseIf Math.Abs(goalX[1] + sizeX - ballX) <= Math.Abs(vx) And topY + sizeY <= ballY And ballY <= goalUpY Then
      vx = -vx
      ping = "True"
    ElseIf Math.Abs(goalX[1] + sizeX - ballX) <= Math.Abs(vx) And goalLowY <= ballY And ballY <= bottomY Then
      vx = -vx
      ping = "True"
    EndIf
  EndIf
EndSub
Sub Court_Init
  init[0]  = "----+----1----+----2----+----3----+----4----+----5----+----6"
  init[1]  = " ********************************************************* "
  init[2]  = " * * "
  init[3]  = " * * * "
  init[4]  = " * * "
  init[5]  = " * * * "
  init[6]  = " * * "
  init[7]  = " * * * "
  init[8]  = " * * "
  init[9]  = " * "
  init[10] = " "
  init[11] = " * "
  init[12] = " "
  init[13] = " * "
  init[14] = " "
  init[15] = " * "
  init[16] = " "
  init[17] = " * "
  init[18] = " "
  init[19] = " * "
  init[20] = " "
  init[21] = " * "
  init[22] = " * * "
  init[23] = " * * * "
  init[24] = " * * "
  init[25] = " * * * "
  init[26] = " * * "
  init[27] = " * * * "
  init[28] = " * * "
  init[29] = " ********************************************************* "
  init[30] = " "
  nCols = Text.GetLength(init[0])
  nRows = 30
  centerCol = nCols /2
  centerRow = nRows / 2
  sizeX = 10
  sizeY = 14
  x0 = Math.Floor((GraphicsWindow.Width - sizeX * nCols) / 2)
  y0 = Math.Floor((GraphicsWindow.Height - sizeY * nRows) / 2)
  goalCol[1] = 2         ' left end
  goalX[1] = x0 + (goalCol[1] - 1) * sizeX
  goalCol[2] = nCols - 2 ' right end
  goalX[2] = x0 + (goalCol[2] - 1) * sizeX
  topRow = 1             ' top end
  topY = y0 + (topRow - 1) * sizeY
  bottomRow = nRows - 1  ' bottom end
  bottomY = y0 + (bottomRow - 1) * sizeY
  goalUpRow = 9          ' upper row of goal
  goalUpY = y0 + (goalUpRow - 1) * sizeY
  goalLowRow = nRows - 9 ' lower row of goal
  goalLowY = y0 + (goalLowRow - 1) * sizeY
  GraphicsWindow.PenWidth = 2
  GraphicsWindow.PenColor = "LightGray"
  GraphicsWindow.BrushColor = "LightGray"
  For row = 1 To nRows
    y = y0 + (row - 1) * sizeY
    For col = 1 To nCols
      i = (row - 1) * nCols + col
      x = x0 + (col - 1) * sizeX
      If Text.GetSubText(init[row], col, 1) <> " " Then
        GraphicsWindow.FillRectangle(x, y, sizeX, sizeY)
      EndIf
    EndFor
  EndFor
EndSub
Sub Num_Init
  num[0][1] = "***"
  num[0][2] = "* *"
  num[0][3] = "* *"
  num[0][4] = "* *"
  num[0][5] = "***"
  num[1][1] = " *"
  num[1][2] = " *"
  num[1][3] = " *"
  num[1][4] = " *"
  num[1][5] = " *"
  num[2][1] = "***"
  num[2][2] = " *"
  num[2][3] = "***"
  num[2][4] = "* "
  num[2][5] = "***"
  num[3][1] = "***"
  num[3][2] = " *"
  num[3][3] = "***"
  num[3][4] = " *"
  num[3][5] = "***"
  num[4][1] = "* *"
  num[4][2] = "* *"
  num[4][3] = "***"
  num[4][4] = " *"
  num[4][5] = " *"
  num[5][1] = "***"
  num[5][2] = "* "
  num[5][3] = "***"
  num[5][4] = " *"
  num[5][5] = "***"
  num[6][1] = "***"
  num[6][2] = "* "
  num[6][3] = "***"
  num[6][4] = "* *"
  num[6][5] = "***"
  num[7][1] = "***"
  num[7][2] = " *"
  num[7][3] = " *"
  num[7][4] = " *"
  num[7][5] = " *"
  num[8][1] = "***"
  num[8][2] = "* *"
  num[8][3] = "***"
  num[8][4] = "* *"
  num[8][5] = "***"
  num[9][1] = "***"
  num[9][2] = "* *"
  num[9][3] = "***"
  num[9][4] = " *"
  num[9][5] = "***"
  num[" "][1] = " "
  num[" "][2] = " "
  num[" "][3] = " "
  num[" "][4] = " "
  num[" "][5] = " "
EndSub
Sub Paddle_Init
  upRow = topRow + 2          ' upper end for paddle
  upY = y0 + (upRow - 1) * sizeY
  lowRow = bottomRow - 6      ' lower end for paddle
  lowY = y0 + (lowRow - 1) * sizeY
  paddleX[1][1] = goalX[1] + 2 * sizeX
  paddleX[1][2] = goalX[2] - (nCols / 4) * sizeX
  paddleY[1] = y0 + (centerRow - 3) * sizeY
  paddleX[2][1] = goalX[1] + (nCols / 4) * sizeX
  paddleX[2][2] = goalX[2] - 2 * sizeX
  paddleY[2] = y0 + (centerRow - 3) * sizeY
  For player = 1 To 2
    y = paddleY[player]
    For i = 1 To 2
      paddle[player][i] = Shapes.AddRectangle(sizeX, sizeY * 5)
      x = paddleX[player][i]
      Shapes.Move(paddle[player][i], x, y)
    EndFor
  EndFor
EndSub
Sub Paddle_Down
  ' param player - 1 or 2
  If paddleY[player] < lowY Then
    paddleY[player] = paddleY[player] + sizeY
    y = paddleY[player]
    For i = 1 To 2
      x = paddleX[player][i]
      Shapes.Move(paddle[player][i], x, y)
    EndFor
  EndIf
EndSub
Sub Paddle_Up
  ' param player - 1 or 2
  If upY < paddleY[player] Then
    paddleY[player] = paddleY[player] - sizeY
    y = paddleY[player]
    For i = 1 To 2
      x = paddleX[player][i]
      Shapes.Move(paddle[player][i], x, y)
    EndFor
  EndIf
EndSub
Sub Score_Init
  For player = 1 To 2
    score[player]["score"] = 0
    s = score[player]["score"]
    len = Text.GetLength(s)
    If len = 1 Then
      s = " " + s
    EndIf
    For o = 2 To 1 Step -1
      d = Text.GetSubText(s, 3 - o, 1)
      For i = 1 To 15
        j = (o - 1) * 15 + i
        col = Math.Remainder(i - 1, 3) + 1
        row = Math.Floor((i - 1) / 3) + 1
        x = x0 + sizeX * (centerCol - 10 + 12 * (player - 1) + 4 * (2 - o) + col - 1)
        y = y0 + sizeY * (2 + row - 1)
        obj = Shapes.AddRectangle(sizeX, sizeY + 1)
        score[player]["obj" + j] = obj
        Shapes.Move(obj, x, y)
        If Text.GetSubText(num[d][row], col, 1) = " " Then
          Shapes.SetOpacity(obj, 0)
        EndIf
      EndFor
    EndFor
  EndFor
EndSub
Sub Score_Set
  ' param player - 1 or 2
  ' param s - score
  score[player]["score"] = s
  len = Text.GetLength(s)
  If len = 1 Then
    s = " " + s
  EndIf
  For o = 2 To 1 Step -1
    d = Text.GetSubText(s, 3 - o, 1)
    For i = 1 To 15
      j = (o - 1) * 15 + i
      col = Math.Remainder(i - 1, 3) + 1
      row = Math.Floor((i - 1) / 3) + 1
      obj = score[player]["obj" + j]
      If Text.GetSubText(num[d][row], col, 1) = " " Then
        Shapes.SetOpacity(obj, 0)
      Else
        Shapes.SetOpacity(obj, 100)
      EndIf
    EndFor
  EndFor
EndSub
Sub Sound_Init
  urlPing = "http://www.nonkit.com/smallbasic.files/se_sad05.wav"
  Sound.PlayAndWait(urlPing)  ' test for preload
  urlBeep = "http://www.nonkit.com/smallbasic.files/se_sad08.wav"
  Sound.PlayAndWait(urlBeep)  ' test for preload
EndSub

Small Basic Yılan Oyunu Kodu

' SNAKEBITE-SB
' by Davey~Wavey, v1 Nov. 2009
' Written for SmallBasic v0.7
'
' Inspired by the ZX81 game SNAKEBITE.
'
' Eat the snake by chewing off it's tail. Eat all tail segments to progress to next level.
' Watch out though, you may just make it angry!
'
' Use the cursor keys to move around. (You can press any other key to stop moving!)

' NOTE: If it crashes a lot, try commenting out the 'Sound.PlayChimes()' line. SB doesn't like sound!
'
' I've laid the code out so that all the normal routines used in a game are present. If you're
' learning to write your own game, a similar setup should work well for you. Have fun!

' set up the permanent loop (Q key terminates when on intro screen)
While 1=1

  ' initialise game environment
  environment()

  ' show intro
  introScreen()

  While lives > 0
    ' INITIALISE LEVEL

    ' Next line won't play anything if we have already played the intro screen music!?!?!?!!!
    ' It also seems to cause the prog to crash more often when enabled.
    'Sound.Play (progDir + "\muzak.mid")

    levelConfig()           ' level maps can be found at end of program listing below - have fun designing some
    paintLevel()
    snakeSetup()
    playerSetup()


    ' MAIN LOOP
    While (snakeSize > 2) And lives > 0

      ' if snake 'change direction' delay has expired, try to change snake direction
      If snakeMoveDelay = 0 Then
        snakeDirection()          ' will only change direction at random times

        moveSnake()
      EndIf

      ' alternative method to check for key press - also delays movement of player
      If playerMoveDelay = 0 Then
        checkKeys()

        movePlayer()

        ' Check for PLAYER COLLISIONS
        playerCollisions()
      EndIf



      ' ADJUST (or reset) DELAYS
      ' I admit this isn't the best way to do this.
      ' To get accurate speed, you should be calculating the
      ' frames-per-second and using that to slow various elements down.
      If snakeMoveDelay > 0 Then
        snakeMoveDelay = snakeMoveDelay-1
      Else
        snakeMoveDelay = level[thisLevel]["snakeDelay"]
      EndIf

      If playerMoveDelay > 0 Then
        playerMoveDelay = playerMoveDelay-1
      Else
        playerMoveDelay = playerDelay
      EndIf


      ' test snake length increase - NOT CURRENTLY USED
      'If Mouse.IsLeftButtonDown="True" AND processing=0 Then
      ' addSegment()
      'ElseIf Mouse.IsLeftButtonDown="False" And processing=1 Then
      ' mUp()
      'EndIf

    EndWhile  ' main level (or lives) loop



    ' next line is irrellevant as the Sound.Play command above doesn't work!
    'Sound.Stop (progDir + "\muzak.mid")



    ' if we still have some lives, then we must have eaten all the snake
    If lives > 0 Then

      moveSnake()   ' update tail position since snake length just decreased

      GraphicsWindow.ShowMessage("YEAH, YOU BEAT THIS SNAKE!!!", "WHOOPIE!")

      ' move to next level
      thisLevel=thisLevel+1

      ' go back to level 1 if we've completed them all
      If thisLevel>levels Then
        thisLevel=1
      EndIf

      ' increase player speed (by decreasing the delay) - player gets a slight advantage for each level cleared :-)
      If playerDelay > 20 Then
        playerDelay = playerDelay - 10
      EndIf

      GraphicsWindow.Clear()
    EndIf


  EndWhile  ' lives > 0

  ' DEAD MEAT!

  ' next line doesn't work!
  'Sound.Play (progDir + "\gameover.mid")

  GraphicsWindow.ShowMessage("THAT PUNKY SNAKE BEAT YOU THIS TIME!!! You scored: "+score, "EATEN!!!")

  ' next line is irrellevant as the Play command above doesn't work!
  'Sound.Stop (progDir + "\gameover.mid")

EndWhile





' =====================================================================
' =====================================================================
' ====================== S U B R O U T I N E S ==============================
' =====================================================================
' =====================================================================





Sub environment
  ' initialise the game environment

  ' progDir = Program.Directory + "\assets" ' this is used to locate the graphics and music used in the game
  progDir = "http://smallbasic.com/drop/snakebite"

  GraphicsWindow.Title  = "~S~N~A~K~E~B~I~T~E~ v1 for SmallBasic by Davey~Wavey, Nov 2009"
  GraphicsWindow.BackgroundColor = "Black"
  GraphicsWindow.Width  = 800       ' grass sprite is 128 x 128
  GraphicsWindow.Height = 600       ' 4 x 128 plus status area
  GraphicsWindow.Left   = desktop.Width/2-(GraphicsWindow.Width/2)  ' 800
  GraphicsWindow.Top    = desktop.Height/2-(GraphicsWindow.Height/2)-100   '50

  gwTop     = 18                                                 ' set game window top offset
  gwBottom  = gwTop+(4*128)
  gwLeft    = (GraphicsWindow.Width/2)-(3*128)                  ' set game window left offset
  gwRight   = gwLeft+(6*128)

  ' initialise game environment
  thisLevel       = 1
  score           = 0
  lives           = 5
  playerDelay     = 500   ' speed of player movement - lower value = faster player = easier (unless you go too fast!)
  snakeMoveDelay  = 0     ' this gets set by each level and is the speed of the snake - lower = faster

  angrySnake      = -1    ' a counter. if >0 it indicates that snake is angry (makes snake faster)
  digestionDelay  = 0     ' delay to prevent multiple tail pieces being eaten at once.
  processing      = 0     ' a flag used in sub processes to prevent multiple runs

  player          = ""    ' blank player array
  snake           = ""    ' blank snake array

  'Timer.Interval = 2 ' set interval to check for key presses
  'Timer.Tick = checkKeys

EndSub


' =====================================================================


Sub introScreen
  ' display the game intro screen and wait for Space to be pressed

  GraphicsWindow.Clear()

  ' this Play command works, but then prevents any other music playing!?!?!
  Sound.Play (progDir + "\intro.mid")

  ' show intro graphic
  img = ImageList.LoadImage(progDir + "\titleScreen_800x600.jpg")
  GraphicsWindow.DrawImage(img, 0,0 )

  ' wait for keypress
  lastkey = ""
  While lastkey <> "Space"
    lastkey = GraphicsWindow.LastKey

    If lastkey = "Q" Then
      Program.End()
    EndIf
  EndWhile

  Sound.Stop (progDir + "\intro.mid")
  Program.Delay(500)
EndSub


' =====================================================================


Sub paintLevel
  ' draw the level objects at the start of each level


  ' create a black rectangle over the whole graphics window so we can create a fade effect after the level has been drawn
  GraphicsWindow.BrushColor   = "Black"
  bbox                        = Shapes.AddRectangle( 800, 600 )
  Shapes.SetOpacity           (bbox, 100)


  ' draw dirt
  img = ImageList.LoadImage(progDir + "\status_800x70.png")
  For y = 0 to 600 Step 70
    GraphicsWindow.DrawImage (img, 0, y)
  EndFor


  ' draw the grass
  img = ImageList.LoadImage(progDir + "\grass_128d.png")
  For x = 0 To 5
    For y = 0 To 3
      GraphicsWindow.DrawImage (img, (x*128)+gwLeft, (y*128)+gwTop)
    EndFor
  EndFor


  ' draw the flowers
  img = ImageList.LoadImage(progDir + "\flower1_32.png")
  Shapes.SetOpacity(img, 20)
  For x = 1 To 20
    GraphicsWindow.DrawImage (img, ((Math.GetRandomNumber(24)-1)*32)+gwLeft, ((Math.GetRandomNumber(16)-1)*32)+gwTop )
  EndFor
  img = ImageList.LoadImage(progDir + "\flower2_32.png")
  Shapes.SetOpacity(img, 20)
  For x = 1 To 10
    GraphicsWindow.DrawImage (img, ((Math.GetRandomNumber(24)-1)*32)+gwLeft, ((Math.GetRandomNumber(16)-1)*32)+gwTop )
  EndFor


  ' draw the level blocks
  img = ImageList.LoadImage(progDir + "\wall_32.png")
  For my = 1 To 16
    For mx = 1 To 24
      block = text.GetSubText( level[thisLevel][my], mx, 1 )

      ' position WALLS
      If block = "W" Then
        GraphicsWindow.DrawImage (img, ((mx-1)*32)+gwLeft, ((my-1)*32)+gwTop) ' DrawRectangle( (mx-1)*32, (my-1)*32, 32, 32 )
      EndIf

      ' position PLAYER
      If block = "P" Then
        player["x"] = ((mx-1)*32+12)+gwLeft    ' calculate x,y from 32 x 32 level grid blocks
        player["startX"] = player["x"]         ' remember start position for when player dies
        player["y"] = ((my-1)*32+12)+gwTop
        player["startY"] = player["y"]
      EndIf

      ' position SNAKE
      If block = "S" Then
        level[thisLevel]["snakeX"] = ((mx-1)*32+16)+gwLeft
        level[thisLevel]["snakeY"] = ((my-1)*32+16)+gwTop
      EndIf

    EndFor
  EndFor


  ' draw the border (using the snake body part)
  img = ImageList.LoadImage(progDir + "\body_18.png")
  For y = 0 To 600 Step 530
    For x=5 to 790 Step 18
      ' draw top and bottom border
      GraphicsWindow.DrawImage ( img, x, y)
    EndFor
  EndFor
  For x = 0 To 800 Step 784
    For y = 15 to 530 Step 18
      ' draw left and right border
      GraphicsWindow.DrawImage ( img, x, y)
    EndFor
  EndFor


  ' show status bar
  status()


  ' fade the screen in
  Shapes.Move (bbox, 0, 0)
  For lwp = 100 To 0 Step -1
    Shapes.SetOpacity(bbox, lwp)
    Program.Delay(20)
  EndFor

EndSub


' =====================================================================


Sub snakeSetup
  ' create the snake array and display snake in starting position

  headPart    = ImageList.LoadImage(progDir + "\head_24.png")
  headAngryPart = ImageList.LoadImage(progDir + "\headAngry_24.png")
  headSize    = 22 '24 ' radius of head
  headOffset  = 11

  bodyPart    = ImageList.LoadImage(progDir + "\body_18.png")
  bodySize    = 18 '18
  bodyOffset  = 9

  tailPart    = ImageList.LoadImage(progDir + "\tail_16.png")
  tailSize    = 16 '32 '16
  tailOffset  = 8

  snake = ""
  snake[0]["happySnake"] = Shapes.AddImage(headPart)
  snake[0]["angrySnake"] = Shapes.AddImage(headAngryPart)
  snakeSize = level[thisLevel]["snakeSize"]   ' this value will change during game as snake eats/is eaten

  ' remember current pen width
  'pw = GraphicsWindow.PenWidth
  'GraphicsWindow.PenWidth = 0

  For snakePart = 1 to snakeSize

    ' create the snake segments
    If snakePart = 1 Then
      'GraphicsWindow.BrushColor="Brown"
      snake[snakePart]["sprite"] = snake[0]["happySnake"]   'Shapes.AddEllipse(headSize,headSize) ' head
      ' Zoom for this shape has been done above

    ElseIf snakePart <> snakeSize Then
      'GraphicsWindow.BrushColor="Chocolate"
      snake[snakePart]["sprite"] = Shapes.AddImage(bodyPart)  'Shapes.AddEllipse(bodySize,bodySize) ' body
    Else
      'GraphicsWindow.BrushColor="SandyBrown"
      snake[snakePart]["sprite"] = Shapes.AddImage(tailPart)    'Shapes.AddEllipse(tailSize,tailSize) ' tail
    EndIf

    ' locate snake on screen - probably needs to be part of each level config
    snake[snakePart]["x"] = level[thisLevel]["snakeX"]
    snake[snakePart]["y"] = level[thisLevel]["snakeY"]

    ' as all segments start at the same x,y we must increment the initial delay for each successive segment
    If snakePart > 2 Then
      snake[snakePart]["delay"] = ((snakePart-1)*(bodySize-4))+4
    Else
      snake[2]["delay"] = bodySize '18
    EndIf

  EndFor

  ' set initial direction
  snake[1]["moves"] = level[thisLevel]["snakeDir"]
  snake[1]["delay"] = "0"   ' need to initialise delay for snake head - used to determine delay before direction change

  ' reinstate previous pen width
  'GraphicsWindow.PenWidth=pw
EndSub


' =====================================================================


Sub playerSetup
  ' create the player and display at start position

  'GraphicsWindow.BrushColor="Lime"
  img = ImageList.LoadImage(progDir + "\player2_24.png")    ' from www.freeicons.dk
  player["sprite"] = Shapes.AddImage(img)    'Shapes.AddRectangle( 20,20 )
  Shapes.Move( player["sprite"], player["x"]-11, player["y"]-11 )     ' -11 offset instead of -12 works better!?!?!

  playerMoveDelay  = playerDelay                     ' initialise player movement speed (delay)

EndSub


' =====================================================================


Sub snakeDirection
  ' check if snake is ready for a CHANGE of DIRECTION

  ' using the 'delay' element of the snake head (snake[1]) as a counter for the change direction delay
  ' this delay gets decreased in the moveSnake sub
  If snake[1]["delay"] = 0  Then

    ' reset change direction delay
    snake[1]["delay"] = level[thisLevel]["dirDelay"]

    ' yes, time for a direction change, but only 25% chance of changing
    If Math.GetRandomNumber(4) <> 3 Then

      ' not yet - leave the snake going the same way and delay another direction change for a while
      snake[1]["delay"] = level[thisLevel]["dirDelay"]

    Else
      ' yep, let's change direction
      dir = Math.GetRandomNumber(4)

      ' EDGE BOUNCE - if snake is heading into window edge, force a direction change
      'If (dir = 1 And snake[1]["y"] < 20) Then
      ' dir = 3 ' go S
      'EndIf
      'If (dir = 3 And snake[1]["y"] > GraphicsWindow.Height-(20)) Then
      ' dir = 1 ' go N
      'EndIf
      'If (dir = 4 And snake[1]["x"] < 20) Then
      ' dir = 2 ' go E
      'EndIf
      'If (dir = 2 And snake[1]["x"] > GraphicsWindow.Width-(8+20)) Then
      ' dir = 4 ' go W
      'EndIf

      ' point snake head in appropriate direction
      snake[1]["moves"] = dir

      ' reset delay until next direction change
      snake[1]["delay"] = level[thisLevel]["dirDelay"]

    EndIf



    ' ANGRY SNAKE calculation
    ' to slow this effect down, we're only trying to instigate 'angry mode' at each direction change
    If (level[thisLevel]["getAngry"] = 1) Then

      ' only try to instigate angry mode in snake is currently happy
      If angrySnake < 0 Then
        'GraphicsWindow.Title="HAPPY SNAKE {:-)"

        rn = Math.GetRandomNumber(100)
        If (rn = 7) Then
          angrySnake = Math.GetRandomNumber(50)+20
          level[thisLevel]["snakeDelay"] = level[thisLevel]["snakeDelay"]/2
        EndIf

        ' if angrySnake counter has reached zero, reset snake speed back to normal
      ElseIf angrySnake = 0 Then
        level[thisLevel]["snakeDelay"] = level[thisLevel]["snakeDelay"]*2      ' set snake delay back to level setting

      EndIf

      If angrySnake > -1 Then
        angrySnake = angrySnake-1     ' decrease angry snake counter
        'GraphicsWindow.Title="ANGRY SNAKE }:-/"
      EndIf

    EndIf

  EndIf   ' change direction delay=0

EndSub


' =====================================================================


Sub moveSnake
  ' move snake segments

  For snakePart = 1 To snakeSize

    ' find out which direction we're moving in
    dir = text.GetSubText(snake[snakePart]["moves"], 1, 1)


    ' check if head is about to collide with a wall
    If snakePart = 1 Then
      shapes.Rotate(snake[1]["sprite"], ((dir-1)*90) )    ' point snake head in correct direction

      snakeCollisions()
    EndIf



    ' only move snakepart if it's delay is zero - or this is the head, which always gets moved
    If snakePart = 1 Or snake[snakePart]["delay"] = 0 Then


      ' take direction off moves list for this snake part
      If snakePart > 1 Then
        snake[snakePart]["moves"] = Text.GetSubTextToEnd(snake[snakePart]["moves"], 2)
      EndIf

      ' add this movement onto next snake part's movement list
      If snakePart < snakeSize Then
        snake[snakepart+1]["moves"] = text.Append(snake[snakepart+1]["moves"],dir)
      EndIf

      ' update x,y co-ordinates of snake part
      If dir = 1 Then
        snake[snakePart]["y"] = snake[snakePart]["y"]-1      ' moving N

      ElseIf dir = 2 Then
        snake[snakePart]["x"] = snake[snakePart]["x"]+1      ' moving E

      ElseIf dir = 3 Then
        snake[snakePart]["y"] = snake[snakePart]["y"]+1      ' moving S

      ElseIf dir = 4 Then
        snake[snakePart]["x"] = snake[snakePart]["x"]-1      ' moving W
      EndIf


      ' wrap snake at window edge
      If snake[snakePart]["x"] < gwLeft Then
        snake[snakePart]["x"] = gwRight
      ElseIf snake[snakePart]["x"] > gwRight Then
        snake[snakePart]["x"] = gwLeft
      ElseIf snake[snakePart]["y"] < gwTop Then
        snake[snakePart]["y"] = gwBottom-8
      ElseIf snake[snakePart]["y"] > gwBottom-8 Then
        snake[snakePart]["y"] = gwTop
      EndIf

    EndIf


    ' The offsets allow for the various snake segment sizes
    If snakePart = 1 Then
      offset=headOffset
    ElseIf snakePart<>snakeSize Then
      offset = bodyOffset
    Else
      offset = tailOffset
    EndIf

    ' DRAW SNAKE PART in new position
    shapes.Move(snake[snakePart]["sprite"], snake[snakePart]["x"]-offset, snake[snakePart]["y"]-offset )

    ' DECREASE SNAKE PART DELAY
    If snake[snakePart]["delay"] > 0 Then
      snake[snakePart]["delay"] = snake[snakePart]["delay"] - 1
    EndIf

  EndFor


  ' as snake gets shorter, processing speed increases, so we need to add a delay
  If snakeSize < 7 Then   'level[thisLevel]["snakeSize"] Then
    'For snakePart = snakeSize To level[thisLevel]["snakeSize"]
      Program.Delay (0.2*(level[thisLevel]["snakeSize"]-snakeSize))
    'EndFor
  EndIf

EndSub


' =====================================================================


Sub snakeCollisions
  ' this is a recursive function
  ' it checks for a snake collision with a level object (i.e. a wall) in the current snake direction
  ' if it finds one, it chooses a new direction, then calls itself to check it for a collision
  ' after completing, 'dir' will have a direction that does not cause a collision

  ' Up
  If dir = 1 Then
    sx = math.Floor((snake[1]["x"]-gwLeft)/32)+1
    sy = math.Floor(((snake[1]["y"]-gwTop)-(headSize/2))/32)+1

    If Text.GetSubText( level[thisLevel][sy], sx, 1) = "W" Then
      ' choose a new direction then check it for collisions by recursing this sub
      dir = Math.GetRandomNumber(4)
      snakeCollisions()
    EndIf

    ' Down
  ElseIf dir = 3 Then
    sx = math.Floor((snake[1]["x"]-gwLeft)/32)+1
    sy = math.Floor(((snake[1]["y"]-gwTop)+(headSize/2))/32)+1

    If Text.GetSubText( level[thisLevel][sy], sx, 1) = "W" Then
      ' choose a new direction then check it for collisions by recursing this sub
      dir = Math.GetRandomNumber(4)
      snakeCollisions()
    EndIf

    ' Right
  ElseIf dir = 2 Then
    sx = math.Floor(((snake[1]["x"]-gwLeft)+(headSize/2))/32)+1
    sy = math.Floor((snake[1]["y"]-gwTop)/32)+1

    If Text.GetSubText( level[thisLevel][sy], sx, 1) = "W" Then
      ' choose a new direction then check it for collisions by recursing this sub
      dir = Math.GetRandomNumber(4)
      snakeCollisions()
    EndIf

    ' Left
  ElseIf dir = 4 Then
    sx = math.Floor(((snake[1]["x"]-gwLeft)-(headSize/2))/32)+1
    sy = math.Floor((snake[1]["y"]-gwTop)/32)+1

    If Text.GetSubText( level[thisLevel][sy], sx, 1) = "W" Then
      ' choose a new direction then check it for collisions by recursing this sub
      dir = Math.GetRandomNumber(4)
      snakeCollisions()
    EndIf
  EndIf

  ' set snake in new safe direction
  snake[1]["moves"] = dir

EndSub


' =====================================================================


Sub checkKeys

  ' indicate if player is to move
  keyPress = GraphicsWindow.LastKey

EndSub


' =====================================================================


Sub movePlayer
  ' depending on the key pressed, move the player in the required direction
  ' unless we hit the edge of the screen, or a wall

  If keyPress <> "" Then    ' only process if a key was pressed

    move = 0  ' initially prevent any movement

    ' CHECK LEFT
    If keyPress = "Left" Then
      px = math.Floor(((player["x"]-13)-gwLeft)/32)+1     ' subtract 13 from x to allow for half sprite width offset
      py = math.Floor(((player["y"]-gwTop))/32)+1

      ' hit edge of screen?
      If player["x"]-13 > gwLeft Then
        move = 1
      EndIf

      ' hit a wall?
      If Text.GetSubText( level[thisLevel][py], px, 1) = "W" Then
        move = 0
      EndIf
    EndIf

    ' CHECK RIGHT
    If keyPress = "Right" Then
      px = math.Floor(((player["x"]+13)-gwLeft)/32)+1
      py = math.Floor((player["y"]-gwTop)/32)+1

      ' hit edge of screen?
      If player["x"]+13 < gwRight Then
        move = 1
      EndIf

      ' hit a wall?
      If Text.GetSubText( level[thisLevel][py], px, 1) = "W" Then
        move = 0
      EndIf
    EndIf

    ' CHECK UP
    If keyPress = "Up"  Then
      px = math.Floor(((player["x"])-gwLeft)/32)+1
      py = math.Floor(((player["y"]-13)-gwTop)/32)+1

      ' hit edge of screen?
      If player["y"]-13 > gwTop Then
        move = 1
      EndIf

      ' hit a wall?
      If Text.GetSubText( level[thisLevel][py], px, 1) = "W" Then
        move = 0
      EndIf
    EndIf

    ' CHECK DOWN
    If keyPress = "Down" Then
      px = math.Floor(((player["x"])-gwLeft)/32)+1
      py = math.Floor(((player["y"]+13)-gwTop)/32)+1

      ' hit edge of screen?
      If player["y"]+13 < gwBottom Then
        move = 1
      EndIf

      ' hit a wall?
      If Text.GetSubText( level[thisLevel][py], px, 1) = "W" Then
        move = 0
      EndIf
    EndIf


    ' ADJUST PLAYER LOCATION and rotate player to point the correct direction
    If keyPress = "Left" Then
      player["x"] = player["x"] - move
      Shapes.Rotate(player["sprite"], 270)
    EndIf
    If keyPress = "Right" Then
      player["x"] = player["x"] + move
      Shapes.Rotate(player["sprite"], 90)
    EndIf
    If keyPress = "Up"  Then
      player["y"] = player["y"] - move
      Shapes.Rotate(player["sprite"], 0)
    EndIf
    If keyPress = "Down"  Then
      player["y"] = player["y"] + move
      Shapes.Rotate(player["sprite"], 180)
    EndIf


    ' MOVE PLAYER SPRITE
    Shapes.Move( player["sprite"], player["x"]-11, player["y"]-11 )
    keyPress = ""
  EndIf
EndSub


' =====================================================================


Sub playerCollisions
  ' detect player colliding with various things

  ' detect player/snake tail collision
  If (digestionDelay <= 0) Then

    ' have no idea why I have to subtract 4 from the tailOffset calculations here!!
    If (math.Abs(player["x"] - (snake[snakeSize]["x"]-tailOffset)-4) < 10) And (Math.Abs(player["y"] - (snake[snakeSize]["y"]-tailOffset)-4) < 10) AND snake[snakeSize]["delay"] = 0 Then
      digestionDelay = 60         ' don't allow another piece to be eaten for a while

      ' decrease snake length
      snakeSize = snakeSize - 1
      shapes.Remove(snake[snakeSize]["sprite"])
      snake[snakeSize]["sprite"] = snake[snakeSize+1]["sprite"]

      'level[thisLevel]["snakeDelay"] = level[thisLevel]["snakeDelay"] - (2*thisLevel) ' make snake faster each level - now set in level settings, therefore redundant here

      Sound.PlayChimes()
      score = score + 10        ' increase player score
      status()                ' update status area
    EndIf
  Else
    digestionDelay = digestionDelay-1   ' just decrease the delay
  EndIf

  ' detect player/snake head collision
  If (math.Abs(player["x"] - (snake[1]["x"]-headOffset)) < 16) And (Math.Abs(player["y"] - (snake[1]["y"]-headOffset)) < 16) Then
    playerEaten()
  EndIf

EndSub


' =====================================================================


Sub playerEaten
  ' when eaten, animate the player sprite for a while

  Sound.PlayBellRing()
  lives = lives - 1
  status()              ' update status area

  ' set player back to their start location
  player["x"] = player["startX"]
  player["y"] = player["startY"]

  ' if player was eaten at player start location, move player to snake start location to prevent continuous death
  If (math.Abs(player["x"] - (snake[1]["x"]-headOffset)) < 36) And (Math.Abs(player["y"] - (snake[1]["y"]-headOffset)) < 36) Then
    player["x"] = level[thisLevel]["snakeX"]
    player["y"] = level[thisLevel]["snakeY"]
  EndIf

  ' you spin me right round baby, right round, like a record....
  For x = 1 to 3
    For y = 0 To 360
      Shapes.Rotate( player["sprite"], y )
      Shapes.SetOpacity( player["sprite"], y/2 )
      Program.Delay(2)
    EndFor
  EndFor

  If lives > 0 Then
    Shapes.Animate( player["sprite"], player["x"]-11, player["y"]-11, 500 )
    For lwp = 1 to 1000000
    EndFor
  EndIf

EndSub


' =====================================================================


Sub addSegment
  ' NOT USING THIS AT PRESENT - USEFUL IF FOOD IS ADDED FOR SNAKE TO EAT
  ' this code hasn't been updated since snake was changed from Ellipse shapes to graphic shapes, so needs some work if used!

  processing = 1  ' flag that we're working on it!

  ' increase snake size and delay movement of new tail
  snakeSize = snakeSize + 1
  snake[snakeSize]["delay"] = snake[snakeSize-1]["delay"]+12

  ' need to remove old tail due to Small Basic's layering of graphic shapes
  Shapes.Remove(snake[snakeSize-1]["sprite"])

  ' add a new body part
  GraphicsWindow.BrushColor = "Chocolate"
  snake[snakeSize-1]["sprite"] = Shapes.AddEllipse(bodySize, bodySize)
  Shapes.Move(snake[snakeSize-1]["sprite"], snake[snakeSize-1]["x"], snake[snakeSize-1]["y"])

  ' add new tail
  snake[snakeSize]["x"] = snake[snakeSize-1]["x"]
  snake[snakeSize]["y"] = snake[snakeSize-1]["y"]
  GraphicsWindow.BrushColor = "SandyBrown"
  snake[snakeSize]["sprite"] = Shapes.AddEllipse(tailSize, tailSize)
  Shapes.Move(snake[snakeSize]["sprite"], snake[snakeSize]["x"], snake[snakeSize]["y"])
EndSub

Sub mUp
  ' NOT USED AT PRESENT - put here to handle mouse button presses
  ' used in conjunction with AddSegment subroutine above
  processing = 0  ' cancel the mousedown action - have to do this 'cos the 'puter is much faster than our likkle fingers
EndSub


' =====================================================================


Sub status
  ' show the various game values in status area

  GraphicsWindow.BrushColor    = "White"
  GraphicsWindow.PenColor      = "White"
  GraphicsWindow.FontSize      = 32

  GraphicsWindow.DrawText      ( 20, 550, "Round: Lives: Score:")
  GraphicsWindow.FillRectangle ( 140,555, 80, 32 )
  GraphicsWindow.FillRectangle ( 370,555, 80, 32 )
  GraphicsWindow.FillRectangle ( 610,555, 160, 32 )

  GraphicsWindow.BrushColor    = "Black"
  GraphicsWindow.DrawText      ( 170, 550, thisLevel )
  GraphicsWindow.DrawText      ( 400, 550, lives )
  GraphicsWindow.DrawText      ( 640, 550, score )
EndSub


' =====================================================================


Sub levelConfig
  ' configuration settings for each of the levels
  '
  ' to add new levels, simply duplicate the last one below, change it's level number, make a new layout,
  ' then increase the 'levels' value below. To test your new level without playing all the earlier ones, change
  ' the 'thisLevel' variable (at the beginning of the program code above).


  levels = 5


  level[1]["snakeDir"]  = Math.GetRandomNumber(4)  ' start snake off in a random direction: 1=N, 2=E, 3=S, 4=W
  level[1]["snakeSize"] = 12      ' length of snake
  level[1]["snakeDelay"]= 700    ' speed of snake (higher = slower)
  level[1]["dirDelay"]  = 50      ' delay (moves) before snake can change direction (lower = more jittery snake)
  level[1]["getAngry"]  = 1      ' flag indicating if the snake can switch to angry mode (=1) or not (=0)


  ' W = wall segment
  ' S = Snake start location
  ' P = Player start location

  level[0][0]=  ".........1.........2...."    ' just a ruler
  level[1][1]=  "W W"
  level[1][2]=  " "
  level[1][3]=  " WWWWWWWWWWWWWW "
  level[1][4]=  " "
  level[1][5]=  " "
  level[1][6]=  " S "
  level[1][7]=  " "
  level[1][8]=  " "
  level[1][9]=  " "
  level[1][10]= " "
  level[1][11]= " "
  level[1][12]= " P "
  level[1][13]= " "
  level[1][14]= " WWWWWWWWWWWWWW "
  level[1][15]= " "
  level[1][16]= "W W"


  level[2]["snakeDir"]  = Math.GetRandomNumber(4)  ' start snake off in a random direction: 1=N, 2=E, 3=S, 4=W
  level[2]["snakeSize"] = 14      ' length of snake
  level[2]["snakeDelay"]= 1100    ' speed of snake (higher = slower)
  level[2]["dirDelay"]  = 50      ' delay (moves) before snake can change direction (lower = more jittery snake
  level[2]["getAngry"]  = 1      ' flag indicating if the snake can switch to angry mode (=1) or not (=0)

  level[0][0]=  ".........1.........2...."    ' just a ruler
  level[2][1]=  " "
  level[2][2]=  " WWWWWWWWWWWWWWWW "
  level[2][3]=  " W W "
  level[2][4]=  " W WWWWWWWWWWWWW W "
  level[2][5]=  " W WW WWW WW W "
  level[2][6]=  " W WWWWWWWWWWWWW W "
  level[2][7]=  " W P WW S W "
  level[2][8]=  " WWWWW W WWWWWW "
  level[2][9]=  " WW W W "
  level[2][10]= " W WWWWWWW W "
  level[2][11]= " WWW W WW WW W "
  level[2][12]= " W WWWW WWWWWWW W "
  level[2][13]= " W W "
  level[2][14]= " WWWWWWWWWWWWWWWW "
  level[2][15]= " "
  level[2][16]= " "


  level[3]["snakeDir"]  = 1  'Math.GetRandomNumber(4) ' start snake off in a random direction: 1=N, 2=E, 3=S, 4=W
  level[3]["snakeSize"] = 16      ' length of snake
  level[3]["snakeDelay"]= 600    ' speed of snake (higher = slower)
  level[3]["dirDelay"]  = 30      ' delay (moves) before snake can change direction (lower = more jittery snake
  level[3]["getAngry"]  = 1      ' flag indicating if the snake can switch to angry mode (=1) or not (=0)

  level[0][0]=  ".........1.........2...."    ' just a ruler
  level[3][1]=  " "
  level[3][2]=  " WWWW WWWW "
  level[3][3]=  " WW W W WWW "
  level[3][4]=  " WW W WW "
  level[3][5]=  " W WWW WWW W "
  level[3][6]=  " W W W W "
  level[3][7]=  " WW WWWWW WWWWWW WW "
  level[3][8]=  " W P W "
  level[3][9]=  " WW WWWWW WWWWWW WW "
  level[3][10]= " W WW W W WW W "
  level[3][11]= " W WWWW WWWWW W "
  level[3][12]= " WW W W WW "
  level[3][13]= " WWWWWWW WWWWWWWW "
  level[3][14]= " WSW "
  level[3][15]= " W "
  level[3][16]= " "


  level[4]["snakeDir"]  = 3  'Math.GetRandomNumber(4) ' start snake off in a random direction: 1=N, 2=E, 3=S, 4=W
  level[4]["snakeSize"] = 18      ' length of snake
  level[4]["snakeDelay"]= 500    ' speed of snake (higher = slower)
  level[4]["dirDelay"]  = 20      ' delay (moves) before snake can change direction (lower = more jittery snake
  level[4]["getAngry"]  = 0      ' flag indicating if the snake can switch to angry mode (=1) or not (=0)

  level[0][0]=  ".........1.........2...."    ' just a ruler
  level[4][1]=  " W "
  level[4][2]=  " WSW "
  level[4][3]=  " W W "
  level[4][4]=  " W W "
  level[4][5]=  " W W "
  level[4][6]=  " W WW "
  level[4][7]=  " W WW "
  level[4][8]=  " W WW "
  level[4][9]=  " WW W "
  level[4][10]= " WW W "
  level[4][11]= " WW W "
  level[4][12]= " W W "
  level[4][13]= " W W "
  level[4][14]= " W W "
  level[4][15]= " WPW "
  level[4][16]= " W "



  level[5]["snakeDir"]  = 3  'Math.GetRandomNumber(4) ' start snake off in a random direction: 1=N, 2=E, 3=S, 4=W
  level[5]["snakeSize"] = 20      ' length of snake
  level[5]["snakeDelay"]= 300    ' speed of snake (higher = slower)
  level[5]["dirDelay"]  = 20      ' delay (moves) before snake can change direction (lower = more jittery snake
  level[5]["getAngry"]  = 0      ' flag indicating if the snake can switch to angry mode (=1) or not (=0)

  level[0][0]=  ".........1.........2...."    ' just a ruler
  level[5][1]=  "WW WW"
  level[5][2]=  "W P W"
  level[5][3]=  " WWWWWWWWWWWWWW "
  level[5][4]=  "WWWWWW WWW WW"
  level[5][5]=  " "
  level[5][6]=  " WWWWWWWWWWWWWWW "
  level[5][7]=  "WW WWW WWWWW"
  level[5][8]=  " "
  level[5][9]=  "WW WWW WWW WW"
  level[5][10]= " WWWWWWWWWWWWWW "
  level[5][11]= " "
  level[5][12]= "WWWWWW WWW WW"
  level[5][13]= " WWWWWWWWWWWWWW "
  level[5][14]= " "
  level[5][15]= "W WWWWW WWWWW W"
  level[5][16]= "WW S WW"

EndSub

Small Basic Basketbol Oyunu Kodları

' Challenge of the month August 2012 Free throw basketball by NaochanON MMQ961-1
' Throwed ball traced
' Click ball , move(slide) ball and release ball within blue circle
'
GUI()
GraphicsWindow.MouseDown=Onmousedown
GraphicsWindow.MouseMove=Onmousemove
GraphicsWindow.Mouseup=Onmouseup

While "true"
  If move="true" Then
    Shoot()            ' ball is throwed
    Goalcheck()        ' if ball goals in or not
    Goalin()           ' ball goes down throgh goal net
  EndIf
  Program.Delay(20)
endwhile

sub Goalin
  If goal="true" Then
    Vx=0
    newx=RX+(RW-BD)/2                 ' ball falling position
    Vy=Vy/3                           ' ball falling speed
    Gravity=Gravity*0.8
    If (PY+BD/2)<Shapes.GetTop(BBall) and Shapes.GetTop(BBall)<(PY+BD) Then
      For i=1 To 11
        Shapes.Rotate(line[i],10)      ' goal net swings
      EndFor
      Program.Delay(50)
    EndIf
    '
    If (PY+BD)<Shapes.GetTop(BBall) then
      staynet()                        ' Net return initial state
      Gravity=7
    EndIf
  endif
EndSub

Sub staynet
  For i=1 To 11
    Shapes.Rotate(line[i],0)           ' goal net stay
  EndFor
EndSub

Sub goalcheck
  If goal="false" and RX<newx And newx<RX+RW-BD and  math.Abs(newY-PY)<BD/2 Then
    Shapes.SetText(smsg," Goal !!!!! ")
    Shapes.Animate(smsg,1000,150,1500)
    goal="true"
    MM=MM+1                            ' count up goals
    resultshow()
  EndIf
endsub

Sub resultshow
  result=" Click , move(slide) and release ball within blue circle. " +Text.GetCharacter(10)+ " Throwing = "+NN +" times Goal= "+MM+" times"
  Shapes.SetText(sresult,result)
EndSub

Sub Shoot
  dn=dn+1
  Shapes.ShowShape(gball[dn])           ' trace ball
  Shapes.Move(gball[dn],newx,newy)
  t3=clock.ElapsedMilliseconds
  newx=newx-vx*PM
  newy=newy-vy +(t3-t2)*(t3-t2)*Gravity/2/1000000
  Shapes.Move(BBall,newx,newy)
  GraphicsWindow.Title="Now Ball X= "+math.Floor(newx)+ " Y= "+math.Floor(newy)+" Vx = "+math.Floor(Vx) + " Vy = "+math.Floor(Vy)
  If (RX-PW<newx and newx<RX+4)   And (PY-PH/2-BD/2<newY And newY<PY) Then ' if ball taches the panel
    PM=-1
  EndIf
  If GH-BD-20<newy Then
    move="false"
    newx=0
    newy=0
    Shapes.Animate(BBall,x0,y0,4000)   ' ball backs initial position
    Program.Delay(4000)
    Shapes.Move(smsg,-100,-50)         ' hide goal message
    GraphicsWindow.Title="Now Ball is "+X0+ " : "+Y0
    For i=1 To dn
      Shapes.HideShape(gball[i])
    EndFor
    dn=0
  EndIf
EndSub

Sub onmousedown
  gx= GraphicsWindow.MouseX
  gy= GraphicsWindow.MouseY
  If math.Abs(gx-x0)<50 And math.Abs(gy-y0)<50 Then
    NN=NN+1
    PM=1
    catch="true"
    goal="false"
    Gravity=9.8
    t1=clock.ElapsedMilliseconds        ' ball caught time
    resultshow()                        ' result
    staynet()                           ' Net return initial state
  EndIf
endsub

Sub onmousemove
  If catch="true" Then
    gx1= GraphicsWindow.MouseX
    gy1= GraphicsWindow.MouseY
    Shapes.Move(BBall,gx1,gy1)
    r=Math.SquareRoot((gx1-x0)*(gx1-x0)+ (gy1-y0)*(gy1-y0))  ' distance from initial position
    If r>410 Then
      onmouseup()                       ' forced throwing
    endif
  EndIf
endsub

Sub onmouseup
  If catch="true" Then
    gx2= GraphicsWindow.MouseX
    gy2= GraphicsWindow.MouseY
    t2=clock.ElapsedMilliseconds        ' Ball release time
    catch="false"
    Vx=(gx-gx2)/(t2-t1)*10              ' Ball speed X
    Vy=(gy-gy2)/(t2-t1)*10              ' Ball speed Y
    newx=shapes.GetLeft(BBall)
    newy=shapes.Gettop(BBall)
    Move="true"
  EndIf
endsub

Sub GUI
  GraphicsWindow.Show()
  GraphicsWindow.Hide()
  GraphicsWindow.Top=20
  GraphicsWindow.Left=20
  '---------------- initial value ----------------------
  GW=1200
  GH=650
  GraphicsWindow.BackgroundColor="Darkgreen"
  GraphicsWindow.Width=GW
  GraphicsWindow.Height=GH
  GraphicsWindow.BrushColor="Lightcyan"
  GraphicsWindow.PenColor="Navy"
  GraphicsWindow.PenWidth=3
  circle= Shapes.AddEllipse(800,800)   ' throwing circle
  Shapes.Move(circle,GW-400,GH-400)
  '---------------- basketball ----------------------
  BD=50
  GraphicsWindow.BrushColor="lightgray"
  GraphicsWindow.penColor="gray"
  For i=1 To 300
    gball[i]=Shapes.AddEllipse(BD,BD)  ' trace ball
    Shapes.Move(gball[i],1200,900)
    Shapes.HideShape(gball[i])
  endfor
  GraphicsWindow.BrushColor="Brown"
  GraphicsWindow.PenColor="Coral"
  X0=GW-BD
  Y0=GH-BD
  BBall= Shapes.AddEllipse(BD,BD)
  Shapes.Move(BBall,X0,Y0)
  '---------------- Message ----------------------
  GraphicsWindow.BrushColor="Yellow"
  GraphicsWindow.FontSize=25
  GraphicsWindow.FontItalic="True"
  smsg=shapes.AddText(" ")
  Shapes.Move(smsg,-100,-50)
  result=" Click , move(slide) and release ball within blue circle. " +Text.GetCharacter(10)+ " Throwing = "+NN +" times Goal= "+MM+" times"
  sresult=shapes.AddText(result)
  Shapes.Move(sresult,200,10)
  '---------------- Goal Net ----------------------
  GraphicsWindow.BrushColor="Yellow"
  PW=20                                  ' Panel Width
  PH=200                                 ' Panel Height
  PY=200                                 ' Panel position Y
  RX=90                                  ' Ring position X
  RW=110                                 ' Ring width
  panel=shapes.AddRectangle(PW,PH)
  GraphicsWindow.BrushColor="Darkgreen"
  Ring=shapes.AddRectangle(RW,10)
  GraphicsWindow.PenColor="lightcyan"
  For i=1 To 11
    line[i]=Shapes.AddLine(0+10*i,0,30+5*i,100)    ' Net
  EndFor
  setgoal()
  GraphicsWindow.Show()
  '--------------------------------------
  catch="false"
  NN=0
  MM=0
EndSub

Sub setgoal
  Shapes.Move(panel,RX-PW,PY-PH/2)
  Shapes.Move(ring,RX,PY)
  For i=1 To 11
    Shapes.Move(line[i],RX,PY)
  EndFor
endsub

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