哈哈，D5DG就有一个，真是得来全不费功夫。unit PlayCard;interfaceuses SysUtils, Cards;type
ECardError = class(Exception); // generic card exception TPlayingCard = record // represents one card
Face: TCardValue; // card face value
Suit: TCardSuit; // card suit value
end; { an array of 52 cards representing one deck }
TCardArray = array[1..52] of TPlayingCard; { Object which represents a deck of 52 UNIQUE cards. }
{ This is a scrambled deck of 52 cards, and the }
{ object keeps track of how far throughtout the deck }
{ the user has picked. }
TCardDeck = class
private
FCardArray: TCardArray;
FTop: integer;
procedure InitCards;
function GetCount: integer;
public
property Count: integer read GetCount;
constructor Create; virtual;
procedure Shuffle;
function Draw: TPlayingCard;
end;{ GetCardValue returns the numeric value of any card }
function GetCardValue(C: TPlayingCard): Integer;implementationfunction GetCardValue(C: TPlayingCard): Integer;
{ returns a card's numeric value }
begin
Result := Ord(C.Face) + 1;
if Result > 10 then Result := 10;
end;procedure TCardDeck.InitCards;
{ initializes the deck by assigning a unique value/suit combination }
{ to each card. }
var
i: integer;
AFace: TCardValue;
ASuit: TCardSuit;
begin
AFace := cvAce; // start with ace
ASuit := csClub; // start with clubs
for i := 1 to 52 do // for each card in deck...
begin
FCardArray[i].Face := AFace; // assign face
FCardArray[i].Suit := ASuit; // assign suit
if (i mod 4 = 0) and (i <> 52) then // every four cards...
inc(AFace); // increment the face
if ASuit <> High(TCardSuit) then // always increment the suit
inc(ASuit)
else
ASuit := Low(TCardSuit);
end;
end;constructor TCardDeck.Create;
{ constructor for TCardDeck object. }
begin
inherited Create;
InitCards;
Shuffle;
end;function TCardDeck.GetCount: integer;
{ Returns a count of unused cards }
begin
Result := 52 - FTop;
end;procedure TCardDeck.Shuffle;
{ Re-mixes cards and sets top card to 0. }
var
i: integer;
RandCard: TPlayingCard;
RandNum: integer;
begin
for i := 1 to 52 do
begin
RandNum := Random(51) + 1; // pick random number
RandCard := FCardArray[RandNum]; // swap next card with
FCardArray[RandNum] := FCardArray[i]; // random card in deck
FCardArray[i] := RandCard;
end;
FTop := 0;
end;function TCardDeck.Draw: TPlayingCard;
{ Picks the next card from the deck. }
begin
inc(FTop);
if FTop = 53 then
raise ECardError.Create('Deck is empty');
Result := FCardArray[FTop];
end;initialization
Randomize; // must seed random number generator
end.
ECardError = class(Exception); // generic card exception TPlayingCard = record // represents one card
Face: TCardValue; // card face value
Suit: TCardSuit; // card suit value
end; { an array of 52 cards representing one deck }
TCardArray = array[1..52] of TPlayingCard; { Object which represents a deck of 52 UNIQUE cards. }
{ This is a scrambled deck of 52 cards, and the }
{ object keeps track of how far throughtout the deck }
{ the user has picked. }
TCardDeck = class
private
FCardArray: TCardArray;
FTop: integer;
procedure InitCards;
function GetCount: integer;
public
property Count: integer read GetCount;
constructor Create; virtual;
procedure Shuffle;
function Draw: TPlayingCard;
end;{ GetCardValue returns the numeric value of any card }
function GetCardValue(C: TPlayingCard): Integer;implementationfunction GetCardValue(C: TPlayingCard): Integer;
{ returns a card's numeric value }
begin
Result := Ord(C.Face) + 1;
if Result > 10 then Result := 10;
end;procedure TCardDeck.InitCards;
{ initializes the deck by assigning a unique value/suit combination }
{ to each card. }
var
i: integer;
AFace: TCardValue;
ASuit: TCardSuit;
begin
AFace := cvAce; // start with ace
ASuit := csClub; // start with clubs
for i := 1 to 52 do // for each card in deck...
begin
FCardArray[i].Face := AFace; // assign face
FCardArray[i].Suit := ASuit; // assign suit
if (i mod 4 = 0) and (i <> 52) then // every four cards...
inc(AFace); // increment the face
if ASuit <> High(TCardSuit) then // always increment the suit
inc(ASuit)
else
ASuit := Low(TCardSuit);
end;
end;constructor TCardDeck.Create;
{ constructor for TCardDeck object. }
begin
inherited Create;
InitCards;
Shuffle;
end;function TCardDeck.GetCount: integer;
{ Returns a count of unused cards }
begin
Result := 52 - FTop;
end;procedure TCardDeck.Shuffle;
{ Re-mixes cards and sets top card to 0. }
var
i: integer;
RandCard: TPlayingCard;
RandNum: integer;
begin
for i := 1 to 52 do
begin
RandNum := Random(51) + 1; // pick random number
RandCard := FCardArray[RandNum]; // swap next card with
FCardArray[RandNum] := FCardArray[i]; // random card in deck
FCardArray[i] := RandCard;
end;
FTop := 0;
end;function TCardDeck.Draw: TPlayingCard;
{ Picks the next card from the deck. }
begin
inc(FTop);
if FTop = 53 then
raise ECardError.Create('Deck is empty');
Result := FCardArray[FTop];
end;initialization
Randomize; // must seed random number generator
end.
Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
OleCtrls, AxCard_TLB, Cards, PlayCard, StdCtrls, ExtCtrls, Menus;type
TMainForm = class(TForm)
Panel1: TPanel;
MainMenu1: TMainMenu;
Play1: TMenuItem;
Deal1: TMenuItem;
Hit1: TMenuItem;
Hold1: TMenuItem;
DoubleDown1: TMenuItem;
N1: TMenuItem;
Close1: TMenuItem;
Help1: TMenuItem;
About1: TMenuItem;
Panel2: TPanel;
Label3: TLabel;
CashLabel: TLabel;
BetLabel: TLabel;
HitBtn: TButton;
DealBtn: TButton;
HoldBtn: TButton;
ExitBtn: TButton;
BetEdit: TEdit;
DblBtn: TButton;
CheatPanel: TPanel;
DealLbl: TLabel;
PlayLbl: TLabel;
Label4: TLabel;
Label6: TLabel;
Cheat1: TMenuItem;
N2: TMenuItem;
procedure FormCreate(Sender: TObject);
procedure FormDestroy(Sender: TObject);
procedure About1Click(Sender: TObject);
procedure Cheat1Click(Sender: TObject);
procedure ExitBtnClick(Sender: TObject);
procedure DblBtnClick(Sender: TObject);
procedure DealBtnClick(Sender: TObject);
procedure HitBtnClick(Sender: TObject);
procedure HoldBtnClick(Sender: TObject);
private
CardDeck: TCardDeck;
CurCard: TPlayingCard;
NextPlayerPos: integer;
NextDealerPos: integer;
PlayerTotal: integer;
DealerTotal: integer;
PAceFlag: Boolean;
DAceFlag: Boolean;
PBJFlag: Boolean;
DBJFlag: Boolean;
DDFlag: Boolean;
Procedure Deal;
procedure DealerHit(CardVisible: Boolean);
procedure DoubleDown;
procedure EnableMoves(Enable: Boolean);
procedure FreeCards;
procedure Hit;
procedure Hold;
procedure ShowFirstCard;
procedure ShowWinner;
end;var
MainForm: TMainForm;implementation{$R *.DFM}uses AboutU;const
PYPos = 175; // starting y pos for player cards
DYPos = 10; // ditto for dealer's cardsprocedure TMainForm.FormCreate(Sender: TObject);
begin
CardDeck := TCardDeck.Create;
end;procedure TMainForm.FormDestroy(Sender: TObject);
begin
CardDeck.Free;
end;procedure TMainForm.About1Click(Sender: TObject);
{ Creates and invokes about box }
begin
with TAboutBox.Create(Self) do
try
ShowModal;
finally
Free;
end;
end;procedure TMainForm.Cheat1Click(Sender: TObject);
begin
Cheat1.Checked := not Cheat1.Checked;
CheatPanel.Visible := Cheat1.Checked;
end;procedure TMainForm.ExitBtnClick(Sender: TObject);
begin
Close;
end;procedure TMainForm.DblBtnClick(Sender: TObject);
begin
DoubleDown;
end;procedure TMainForm.DealBtnClick(Sender: TObject);
begin
Deal;
end;procedure TMainForm.HitBtnClick(Sender: TObject);
begin
Hit;
end;procedure TMainForm.HoldBtnClick(Sender: TObject);
begin
Hold;
end;procedure TMainForm.Deal;
{ Deals a new hand for dealer and player }
begin
FreeCards; // remove any cards from screen
BetEdit.Enabled := False; // disable bet edit ctrl
BetLabel.Enabled := False; // disable bet label
if CardDeck.Count < 11 then // reshuffle deck if < 11 cards
begin
Panel1.Caption := 'Reshuffling and dealing...';
CardDeck.Shuffle;
end
else
Panel1.Caption := 'Dealing...';
Panel1.Show; // show "dealing" panel
Panel1.Update; // make sure it's visible
NextPlayerPos := 10; // set horiz position of cards
NextDealerPos := 10;
PlayerTotal := 0; // reset card totals
DealerTotal := 0;
PAceFlag := False; // reset flags
DAceFlag := False;
PBJFlag := False;
DBJFlag := False;
DDFlag := False;
Hit; // hit player
DealerHit(False); // hit dealer
Hit; // hit player
DealerHit(True); // hit dealer
Panel1.Hide; // hide panel
if (PlayerTotal = 11) and PAceFlag then
PBJFlag := True; // check player blackjack
if (DealerTotal = 11) and DAceFlag then
DBJFlag := True; // check dealer blackjack
if PBJFlag or DBJFlag then // if a blackjack occurred
begin
ShowFirstCard; // flip dealer's card
ShowMessage('Blackjack!');
ShowWinner; // determine winner
end
else
EnableMoves(True); // enable hit, hold double down
end;procedure TMainForm.DealerHit(CardVisible: Boolean);
{ Dealer takes a hit }
begin
CurCard := CardDeck.Draw; // dealer draws a card
with TCardX.Create(Self) do // create the ActiveX control
begin
Left := NextDealerPos; // place card on form
Top := DYPos;
Suit := Ord(CurCard.Suit); // assign suit
FaceUp := CardVisible;
Value := Ord(CurCard.Face); // assign face
Parent := Self; // assign parent for AX Ctl
Inc(NextDealerPos, Width div 2); // track where to place next card
Update; // show card
end;
if CurCard.Face = cvAce then DAceFlag := True; // set Ace flag
Inc(DealerTotal, GetCardValue(CurCard)); // keep count
DealLbl.Caption := IntToStr(DealerTotal); // cheat
if DealerTotal > 21 then // track dealer bust
ShowMessage('Dealer Busted!');
end;
procedure TMainForm.DoubleDown;
{ Called to double down on dealt hand }
begin
DDFlag := True; // set double down flag to adjust bet
Hit; // take one card
Hold; // let dealer take his cards
end;procedure TMainForm.EnableMoves(Enable: Boolean);
{ Enables/disables moves buttons/menu items }
begin
HitBtn.Enabled := Enable; // Hit button
HoldBtn.Enabled := Enable; // Hold button
DblBtn.Enabled := Enable; // Double down button
Hit1.Enabled := Enable; // Hit menu item
Hold1.Enabled := Enable; // Hold menu item
DoubleDown1.Enabled := Enable; // Double down menu item
end;procedure TMainForm.FreeCards;
{ frees all AX Ctl cards on the screen }
var
i: integer;
begin
for i := ControlCount - 1 downto 0 do // go backward!
if Controls[i] is TCardX then
Controls[i].Free;
end;procedure TMainForm.Hit;
{ Player hit }
begin
CurCard := CardDeck.Draw; // draw card
with TCardX.Create(Self) do // create card AX Ctl
begin
Left := NextPlayerPos; // set position
Top := PYPos;
Suit := Ord(CurCard.Suit); // set suit
Value := Ord(CurCard.Face); // set value
Parent := Self; // assign parent
Inc(NextPlayerPos, Width div 2); // track position
Update; // Display card
end;
DblBtn.Enabled := False; // hit disables double down
if CurCard.Face = cvAce then PAceFlag := True; // set ace flag
Inc(PlayerTotal, GetCardValue(CurCard)); // keep running total
PlayLbl.Caption := IntToStr(PlayerTotal); // cheat
if PlayerTotal > 21 then // track bust
begin
ShowMessage('Busted!');
ShowFirstCard;
ShowWinner;
end;
end;procedure TMainForm.Hold;
{ Player holds. This procedure allows dealer to draw cards. }
begin
EnableMoves(False);
ShowFirstCard; // show dealer card
if PlayerTotal <= 21 then // if player hasn't busted...
begin
if DAceFlag then // if dealer has an Ace...
begin
{ Dealer must hit soft 17 }
while (DealerTotal <= 7) or ((DealerTotal >= 11) and (DealerTotal < 17)) do
DealerHit(True);
end
else
// if no Ace, keep hitting until 17 is reached
while DealerTotal < 17 do DealerHit(True);
end;
ShowWinner; // Determine winner
end;procedure TMainForm.ShowFirstCard;
var
i: integer;
begin
// make sure all cards are face-up
for i := 0 to ControlCount - 1 do
if Controls[i] is TCardX then
begin
TCardX(Controls[i]).FaceUp := True;
TCardX(Controls[i]).Update;
end;
end;procedure TMainForm.ShowWinner;
{ Determines winning hand }
var
S: string;
begin
if DAceFlag then // if dealer has an Ace...
begin
if DealerTotal + 10 <= 21 then // figure best hand
inc(DealerTotal, 10);
end;
if PACeFlag then // if player has an Ace...
begin
if PlayerTotal + 10 <= 21 then // figure best hand
inc(PlayerTotal, 10);
end;
if DealerTotal > 21 then // set score to 0 if busted
DealerTotal := 0;
if PlayerTotal > 21 then
PlayerTotal := 0;
if PlayerTotal > DealerTotal then // if player wins...
begin
S := 'You win!';
if DDFlag then // pay 2:1 on double down
CashLabel.Caption := IntToStr(StrToInt(CashLabel.Caption) +
StrToInt(BetEdit.Text) * 2)
else // pay 1:1 normally
CashLabel.Caption := IntToStr(StrToInt(CashLabel.Caption) +
StrToInt(BetEdit.Text));
if PBJFlag then // pay 1.5:1 on blackjack
CashLabel.Caption := IntToStr(StrToInt(CashLabel.Caption) +
StrToInt(BetEdit.Text) div 2)
end
else if DealerTotal > PlayerTotal then // if dealer wins...
begin
S := 'Dealer wins!';
if DDFlag then // lose 2x on double down
CashLabel.Caption := IntToStr(StrToInt(CashLabel.Caption) -
StrToInt(BetEdit.Text) * 2)
else // normal loss
CashLabel.Caption := IntToStr(StrToInt(CashLabel.Caption) -
StrToInt(BetEdit.Text));
end
else
S := 'Push!'; // push, no one wins
if MessageDlg(S + #13#10'Do you want to play again with the same bet?',
mtConfirmation, [mbYes, mbNo], 0) = mrYes then
Deal;
BetEdit.Enabled := True; // allow bet to change
BetLabel.Enabled := True;
end;end.
cards.dcu could not be found.
how??
先编译AxCard，然后Run|Register ActiveX Server.
接着Component|Import ActiveX Control，选择AxCard，Install。
最后打开bj，编译后就能运行了，标准的21点游戏。
编译AxCard的时候提示cards.dcu could not be found多谢指点!今晚帮我解决!!!!
uses
...
Cards in '..\..\components\Cards.pas'
...
是不是这里有问题?
Cards in 'Cards.pas'
请注意变化。