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  1. unit GamMain;
  2.  
  3. interface
  4.  
  5. uses
  6.   Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
  7.   StdCtrls, ExtCtrls, Menus, DIB, DXClass, DXSprite, DXDraws, DXInput, DXSounds,
  8.   ShellAPI, wininet, DirectX{$IF CompilerVersion >= 23.0},
  9.   System.UITypes{$IFEND}, ComLevelReader, DirectMusic, Global;
  10.  
  11. type
  12.   TGameScene = (
  13.     gsNone,
  14.     gsTitle,
  15.     gsMain,
  16.     gsGameOver,
  17.     gsNewLevel,
  18.     gsWin
  19.   );
  20.  
  21.   TGameInterval = (
  22.     giLeicht,
  23.     giMittel,
  24.     giSchwer,
  25.     giMaster
  26.   );
  27.  
  28.   TBackground = class(TBackgroundSprite)
  29.   strict private
  30.     FSpeed: Double;
  31.   strict protected
  32.     procedure DoMove(MoveCount: Integer); override;
  33.   public
  34.     property Speed: Double read FSpeed write FSpeed;
  35.   end;
  36.  
  37.   TBackgroundSpecial = class(TBackgroundSprite)
  38.   strict private
  39.     FSpeed: Double;
  40.   strict protected
  41.     procedure DoMove(MoveCount: Integer); override;
  42.   public
  43.     property Speed: Double read FSpeed write FSpeed;
  44.   end;
  45.  
  46.   TExplosion = class(TImageSprite)
  47.   strict private
  48.     FCounter: Integer;
  49.   strict protected
  50.     procedure DoMove(MoveCount: Integer); override;
  51.   public
  52.     constructor Create(AParent: TSprite); override;
  53.   end;
  54.  
  55.   TPlayerOrEnemyState = (
  56.     pesUnknown,
  57.     pesNormal,
  58.     pesExploding, // only boss, as preparation of pesDead
  59.     pesDead,
  60.     pesDeadVanished,
  61.     pesFlyaway, // only player at mission end
  62.     pesEntering,
  63.     pesHovering // only some kind of enemies
  64.   );
  65.  
  66.   TPlayerOrEnemy = class abstract (TImageSprite)
  67.   strict protected
  68.     State: TPlayerOrEnemyState;
  69.   end;
  70.  
  71.   TPlayerSprite = class(TPlayerOrEnemy)
  72.   private
  73.     FTamaCount: Integer; // accessed by TPlayerTamaSprite.Destroy
  74.   strict private
  75.     FCounter: Integer;
  76.     FOldTamaTime: Integer;
  77.   strict protected
  78.     procedure DoCollision(Sprite: TSprite; var Done: Boolean); override;
  79.     procedure DoMove(MoveCount: Integer); override;
  80.   public
  81.     constructor Create(AParent: TSprite); override;
  82.     procedure FlyAway;
  83.   end;
  84.  
  85.   TPlayerTamaSprite = class(TImageSprite)
  86.   strict private
  87.     FPlayerSprite: TPlayerSprite;
  88.   strict protected
  89.     property PlayerSprite: TPlayerSprite read FPlayerSprite write FPlayerSprite;
  90.     procedure DoCollision(Sprite: TSprite; var Done: Boolean); override;
  91.     procedure DoMove(MoveCount: Integer); override;
  92.   public
  93.     constructor Create(AParent: TSprite; APlayerSprite: TPlayerSprite); reintroduce;
  94.     destructor Destroy; override;
  95.   end;
  96.  
  97.   TEnemyClass = class of TEnemy;
  98.   TEnemy = class abstract (TPlayerOrEnemy)
  99.   strict protected
  100.     FCounter: Integer;
  101.     FLife: integer;
  102.     procedure HitEnemy(ADead: Boolean); virtual;
  103.   public
  104.     property Life: integer read FLife;
  105.     procedure Hit(AHitStrength: integer = 1);
  106.     constructor Create(AParent: TSprite; ALifes: integer); reintroduce; virtual;
  107.     destructor Destroy; override;
  108.   end;
  109.  
  110.   TEnemyTama = class(TImageSprite)
  111.   strict private
  112.     FEnemySprite: TSprite;
  113.   strict protected
  114.     property EnemySprite: TSprite read FEnemySprite write FEnemySprite;
  115.     procedure DoMove(MoveCount: Integer); override;
  116.   public
  117.     constructor Create(AParent: TSprite; AEnemySprite: TSprite); reintroduce;
  118.   end;
  119.  
  120.   TEnemyMeteor = class(TEnemy)
  121.   strict protected
  122.     procedure DoMove(MoveCount: Integer); override;
  123.     procedure HitEnemy(ADead: Boolean); override;
  124.   public
  125.     constructor Create(AParent: TSprite; ALifes: integer); override;
  126.   end;
  127.  
  128.   TEnemyUFO = class(TEnemy)
  129.   strict protected
  130.     procedure DoMove(MoveCount: Integer); override;
  131.     procedure HitEnemy(ADead: Boolean); override;
  132.   public
  133.     constructor Create(AParent: TSprite; ALifes: integer); override;
  134.   end;
  135.  
  136.   TEnemyUFO2 = class(TEnemy)
  137.   strict private
  138.     FCounter: Integer;
  139.     FTamaCount: Integer;
  140.     FOldTamaTime: Integer;
  141.   strict protected
  142.     procedure DoMove(MoveCount: Integer); override;
  143.     procedure HitEnemy(ADead: Boolean); override;
  144.   public
  145.     constructor Create(AParent: TSprite; ALifes: integer); override;
  146.   end;
  147.  
  148.   TEnemyAttacker = class(TEnemy)
  149.   strict protected
  150.     procedure DoMove(MoveCount: Integer); override;
  151.     procedure HitEnemy(ADead: Boolean); override;
  152.   public
  153.     constructor Create(AParent: TSprite; ALifes: integer); override;
  154.   end;
  155.  
  156.   TEnemyAttacker2 = class(TEnemy)
  157.   strict private
  158.     FCounter: Integer;
  159.     FTamaF: Integer;
  160.     FTamaT: Integer;
  161.     FPutTama: Boolean;
  162.   strict protected
  163.     procedure DoMove(MoveCount: Integer); override;
  164.     procedure HitEnemy(ADead: Boolean); override;
  165.   public
  166.     constructor Create(AParent: TSprite; ALifes: integer); override;
  167.   end;
  168.  
  169.   TEnemyAttacker3 = class(TEnemy)
  170.   strict private
  171.     FCounter: Integer;
  172.     FTamaCount: Integer;
  173.     FOldTamaTime: Integer;
  174.   strict protected
  175.     procedure DoMove(MoveCount: Integer); override;
  176.     procedure HitEnemy(ADead: Boolean); override;
  177.   public
  178.     constructor Create(AParent: TSprite; ALifes: integer); override;
  179.   end;
  180.  
  181.   TEnemyBoss = class(TEnemy)
  182.   strict private
  183.     FCounter: Integer;
  184.     FTamaF: Integer;
  185.     FTamaT: Integer;
  186.     FPutTama: Boolean;
  187.     waiter1, waiter2: integer;
  188.   strict protected
  189.     procedure DoMove(MoveCount: Integer); override;
  190.     procedure HitEnemy(ADead: Boolean); override;
  191.   public
  192.     constructor Create(AParent: TSprite; ALifes: integer); override;
  193.   end;
  194.  
  195.   TMainForm = class(TDXForm)
  196.     MainMenu: TMainMenu;
  197.     Spiel: TMenuItem;
  198.     GameStart: TMenuItem;
  199.     GamePause: TMenuItem;
  200.     Beenden: TMenuItem;
  201.     Einstellungen: TMenuItem;
  202.     OptionMusic: TMenuItem;
  203.     Hilfe: TMenuItem;
  204.     OptionSound: TMenuItem;
  205.     Leer3: TMenuItem;
  206.     Spielstand: TMenuItem;
  207.     Leer5: TMenuItem;
  208.     Neustart: TMenuItem;
  209.     Spielgeschwindigkeit: TMenuItem;
  210.     Leicht: TMenuItem;
  211.     Mittel: TMenuItem;
  212.     Schwer: TMenuItem;
  213.     Informationen: TMenuItem;
  214.     Leer6: TMenuItem;
  215.     Leer1: TMenuItem;
  216.     Cheat: TMenuItem;
  217.     CheckUpdates: TMenuItem;
  218.     Master: TMenuItem;
  219.     procedure DXDrawFinalize(Sender: TObject);
  220.     procedure DXDrawInitialize(Sender: TObject);
  221.     procedure FormCreate(Sender: TObject);
  222.     procedure DXTimerTimer(Sender: TObject; LagCount: Integer);
  223.     procedure DXTimerActivate(Sender: TObject);
  224.     procedure DXTimerDeactivate(Sender: TObject);
  225.     procedure DXDrawInitializing(Sender: TObject);
  226.     procedure GameStartClick(Sender: TObject);
  227.     procedure GamePauseClick(Sender: TObject);
  228.     procedure BeendenClick(Sender: TObject);
  229.     procedure OptionSoundClick(Sender: TObject);
  230.     procedure OptionMusicClick(Sender: TObject);
  231.     procedure SpielstandClick(Sender: TObject);
  232.     procedure NeustartClick(Sender: TObject);
  233.     procedure LeichtClick(Sender: TObject);
  234.     procedure MittelClick(Sender: TObject);
  235.     procedure SchwerClick(Sender: TObject);
  236.     procedure FormShow(Sender: TObject);
  237.     procedure InformationenClick(Sender: TObject);
  238.     procedure CheatClick(Sender: TObject);
  239.     procedure FormClose(Sender: TObject; var Action: TCloseAction);
  240.     procedure FormDestroy(Sender: TObject);
  241.     procedure CheckUpdatesClick(Sender: TObject);
  242.     procedure MasterClick(Sender: TObject);
  243.     procedure FormKeyDown(Sender: TObject; var Key: Word; Shift: TShiftState);
  244.   private
  245.     ProgrammGestartet: boolean;
  246.     FInterval: TGameInterval;
  247.     FScene: TGameScene;
  248.     FMusic: TSpaceMissionMusicTrack;
  249.     FBlink: DWORD;
  250.     FBlinkTime: DWORD;
  251.     FFrame, FAngle, FCounter, FEnemyAdventPos: Integer;
  252.     PlayerSprite: TPlayerSprite;
  253.     TimerCS: TRTLCriticalSection;
  254.     procedure StartScene(Scene: TGameScene);
  255.     procedure EndScene;
  256.     procedure BlinkStart;
  257.     procedure BlinkUpdate;
  258.     procedure StartSceneTitle;
  259.     procedure SceneTitle;
  260.     procedure EndSceneTitle;
  261.     procedure StartSceneMain;
  262.     procedure SceneMain;
  263.     procedure EndSceneMain;
  264.     procedure StartSceneGameOver;
  265.     procedure SceneGameOver;
  266.     procedure EndSceneGameOver;
  267.     procedure StartSceneWin;
  268.     procedure SceneWin;
  269.     procedure EndSceneWin;
  270.     procedure StartSceneNewLevel;
  271.     procedure SceneNewLevel;
  272.     procedure EndSceneNewLevel;
  273.     procedure LevelNeuStarten;
  274.   private
  275.     { Diverse temporäre Variablen }
  276.     Crash2: integer;
  277.     EnemyCounter: integer;
  278.     BossExists: boolean;
  279.     Crash: boolean;
  280.     crashsound: boolean;
  281.   public
  282.     FNextScene: TGameScene;
  283.     FScore: Integer;
  284.     FNotSave: boolean;
  285.     FLife: integer;
  286.     FLifeAtLevelStart: integer;
  287.     FScoreAtLevelStart: integer;
  288.     FLevel: integer;
  289.     FGameMode: TGameMode;
  290.     FLevelDataAlreadyLoaded: boolean;
  291.     FBossLife: integer;
  292.     FRestEnemies: integer;
  293.     FCheat: boolean;
  294.     { VCL-Ersatz }
  295.     dxdraw: TDxDraw;
  296.     imagelist: TDxImageList;
  297.     spriteengine: tdxspriteengine;
  298.     dxsound: tdxsound;
  299.     dxmusic: tdxmusic;
  300.     wavelist: tdxwavelist;
  301.     dxinput: tdxinput;
  302.     dxtimer: tdxtimer;
  303.     { Level-Routinen }
  304.     LevelData: TLevelData;
  305.     procedure NewLevel(lev: integer);
  306.     procedure ResetLevelData;
  307.     { Musik-Routinen }
  308.     procedure MusicSwitchTrack(Name: TSpaceMissionMusicTrack);
  309.     procedure PlayMusic(Name: TSpaceMissionMusicTrack);
  310.     procedure StopMusic(Name: TSpaceMissionMusicTrack);
  311.     procedure ResumeMusic(Name: TSpaceMissionMusicTrack);
  312.     procedure PauseMusic(Name: TSpaceMissionMusicTrack);
  313.     { Sound-Routinen }
  314.     procedure PlaySound(Sound: TSpaceMissionSound; Wait: Boolean);
  315.     { Grafik-Routinen }
  316.     function GetSpriteGraphic(Sprite: TSpaceMissionGraphicSprite): TPictureCollectionItem;
  317.     { Initialisiations-Routinen }
  318.     procedure DXInit;
  319.     procedure SoundInit;
  320.     procedure MusicInit;
  321.     { Einstellungs-Routinen }
  322.     procedure LoadOptions;
  323.     procedure WriteOptions;
  324.     { Farb-Routinen }
  325.     function ComposeColor(Dest, Src: TRGBQuad; Percent: Integer): TRGBQuad;
  326.     procedure PalleteAnim(Col: TRGBQuad; Time: Integer);
  327.   end;
  328.  
  329. var
  330.   MainForm: TMainForm;
  331.  
  332. implementation
  333.  
  334. uses
  335.   GamSplash, GamSpeicherung, ComInfo, GamCheat, MMSystem, Registry;
  336.  
  337. const
  338.   conleicht =  650 div 60; // 10
  339.   conmittel = 1000 div 60; // 16
  340.   conschwer = 1350 div 60; // 22
  341.   conmaster = 2000 div 60; // 33
  342.   StartLives = 6;
  343.   DEFAULT_ANIMSPEED = 15/1000;
  344.   ADDITIONAL_ENEMIES_PER_LEVEL = 75;
  345.  
  346. {$R *.DFM}
  347.  
  348. const
  349.   DXInputButton = [isButton1, isButton2, isButton3,
  350.     isButton4, isButton5, isButton6, isButton7, isButton8, isButton9, isButton10, isButton11,
  351.     isButton12, isButton13, isButton14, isButton15, isButton16, isButton17, isButton18,
  352.     isButton19, isButton20, isButton21, isButton22, isButton23, isButton24, isButton25,
  353.     isButton26, isButton27, isButton28, isButton29, isButton30, isButton31, isButton32];
  354.  
  355. // https://www.delphipraxis.net/post43515.html
  356. function GetHTML(AUrl: string): string;
  357. var
  358.   databuffer : array[0..4095] of char;
  359.   ResStr : string;
  360.   hSession, hfile: hInternet;
  361.   dwindex,dwcodelen,dwread,dwNumber: cardinal;
  362.   dwcode : array[1..20] of char;
  363.   res    : pchar;
  364.   Str    : pchar;
  365. begin
  366.   ResStr:='';
  367.   if (system.pos('http://',lowercase(AUrl))=0) and
  368.      (system.pos('https://',lowercase(AUrl))=0) then
  369.      AUrl:='http://'+AUrl;
  370.  
  371.   // Hinzugefügt
  372.   application.ProcessMessages;
  373.  
  374.   hSession:=InternetOpen('InetURL:/1.0',
  375.                          INTERNET_OPEN_TYPE_PRECONFIG,
  376.                          nil,
  377.                          nil,
  378.                          0);
  379.   if assigned(hsession) then
  380.   begin
  381.     // Hinzugefügt
  382.     application.ProcessMessages;
  383.  
  384.     hfile:=InternetOpenUrl(
  385.            hsession,
  386.            pchar(AUrl),
  387.            nil,
  388.            0,
  389.            INTERNET_FLAG_RELOAD,
  390.            0);
  391.     dwIndex  := 0;
  392.     dwCodeLen := 10;
  393.  
  394.     // Hinzugefügt
  395.     application.ProcessMessages;
  396.  
  397.     HttpQueryInfo(hfile,
  398.                   HTTP_QUERY_STATUS_CODE,
  399.                   @dwcode,
  400.                   dwcodeLen,
  401.                   dwIndex);
  402.     res := pchar(@dwcode);
  403.     dwNumber := sizeof(databuffer)-1;
  404.     if (res ='200') or (res ='302') then
  405.     begin
  406.       while (InternetReadfile(hfile,
  407.                               @databuffer,
  408.                               dwNumber,
  409.                               DwRead)) do
  410.       begin
  411.  
  412.         // Hinzugefügt
  413.         application.ProcessMessages;
  414.  
  415.         if dwRead =0 then
  416.           break;
  417.         databuffer[dwread]:=#0;
  418.         Str := pchar(@databuffer);
  419.         resStr := resStr + Str;
  420.       end;
  421.     end
  422.     else
  423.       ResStr := 'Status:'+res;
  424.     if assigned(hfile) then
  425.       InternetCloseHandle(hfile);
  426.   end;
  427.  
  428.   // Hinzugefügt
  429.   application.ProcessMessages;
  430.  
  431.   InternetCloseHandle(hsession);
  432.   Result := resStr;
  433. end;
  434.  
  435.  
  436. { TBackground }
  437.  
  438. procedure TBackground.DoMove(MoveCount: Integer);
  439. var
  440.   ran: integer;
  441.   bgs: TBackgroundSpecial;
  442. begin
  443.   inherited DoMove(MoveCount);
  444.   X := X - MoveCount*(60/1000)*FSpeed;
  445.   ran := Random(1500);
  446.   if ran = 150 then
  447.   begin
  448.     bgs := TBackgroundSpecial.Create(mainform.SpriteEngine.Engine);
  449.     bgs.SetMapSize(1, 1);
  450.     bgs.Image := MainForm.GetSpriteGraphic(smgBackgroundPlanet1);
  451.     bgs.Width := Image.Width;
  452.     bgs.Height := Image.Height;
  453.     bgs.Y := random(mainform.dxdraw.height);
  454.     bgs.X := mainform.dxdraw.width;
  455.     ran := Random(2);
  456.     if ran = 0 then
  457.     begin
  458.       bgs.Z := -20;
  459.       bgs.Speed := 1.8;
  460.     end
  461.     else if ran = 1 then
  462.     begin
  463.       bgs.Z := -40;
  464.       bgs.Speed := 0.8;
  465.     end
  466.     else if ran = 2 then
  467.     begin
  468.       bgs.Z := -60;
  469.       bgs.Speed := 0.3;
  470.     end;
  471.   end
  472.   else if ran = 500 then
  473.   begin
  474.     bgs := TBackgroundSpecial.Create(mainform.SpriteEngine.Engine);
  475.     bgs.SetMapSize(1, 1);
  476.     ran := Random(4);
  477.     if ran = 0 then
  478.       bgs.Image := MainForm.GetSpriteGraphic(smgBackgroundRed)
  479.     else if ran = 1 then
  480.       bgs.Image := MainForm.GetSpriteGraphic(smgBackgroundBlue)
  481.     else if ran = 2 then
  482.       bgs.Image := MainForm.GetSpriteGraphic(smgBackgroundYellow)
  483.     else if ran = 3 then
  484.       bgs.Image := MainForm.GetSpriteGraphic(smgHintergrundRot);
  485.     bgs.Width := Image.Width;
  486.     bgs.Height := Image.Height;
  487.  
  488.     bgs.Y := random(mainform.dxdraw.height);
  489.     bgs.X := mainform.dxdraw.width;
  490.  
  491.     { ran := Random(2);
  492.     if ran = 0 then
  493.     begin
  494.       bgs.Z := -20;
  495.       bgs.Speed := 1.8;
  496.     end
  497.     else if ran = 1 then
  498.     begin
  499.       bgs.Z := -40;
  500.       bgs.Speed := 0.8;
  501.     end
  502.     else if ran = 2 then
  503.     begin }
  504.       bgs.Z := -60;
  505.       bgs.Speed := 0.3;
  506.     { end; }
  507.   end;
  508. end;
  509.  
  510. { TBackgroundSpecial }
  511.  
  512. procedure TBackgroundSpecial.DoMove(MoveCount: Integer);
  513. begin
  514.   inherited DoMove(MoveCount);
  515.   X := X - MoveCount*(60/1000)*FSpeed;
  516.   if X < -Width then Dead;
  517. end;
  518.  
  519. { TExplosion }
  520.  
  521. constructor TExplosion.Create(AParent: TSprite);
  522. begin
  523.   inherited Create(AParent);
  524.   mainform.PlaySound(smsExplosion, false);
  525.   Image := MainForm.GetSpriteGraphic(smgExplosion);
  526.   Width := Image.Width;
  527.   Height := Image.Height;
  528.   AnimCount := Image.PatternCount;
  529.   AnimLooped := True;
  530.   AnimSpeed := DEFAULT_ANIMSPEED;
  531.   AnimPos := Random(AnimCount);
  532. end;
  533.  
  534. procedure TExplosion.DoMove(MoveCount: Integer);
  535. begin
  536.   inherited DoMove(MoveCount);
  537.   inc(FCounter, MoveCount);
  538.   if FCounter > 2999 then dead;
  539. end;
  540.  
  541. { TPlayerSprite }
  542.  
  543. constructor TPlayerSprite.Create(AParent: TSprite);
  544. begin
  545.   inherited Create(AParent);
  546.   State := pesEntering;
  547.   Image := MainForm.GetSpriteGraphic(smgMachine);
  548.   Width := Image.Width;
  549.   Height := Image.Height;
  550.   X := -70{20};
  551.   Y := mainform.dxdraw.surfaceHeight / 2 - (height / 2);
  552.   Z := 2;
  553.   AnimCount := Image.PatternCount;
  554.   AnimLooped := True;
  555.   AnimSpeed := DEFAULT_ANIMSPEED;
  556. end;
  557.  
  558. procedure TPlayerSprite.DoCollision(Sprite: TSprite; var Done: Boolean);
  559. begin
  560.   if mainform.FCheat then exit;
  561.   if (Sprite is TEnemy) or (Sprite is TEnemyTama) then
  562.   begin
  563.     if not mainform.crash then
  564.     begin
  565.       dec(MainForm.FLife);
  566.       mainform.Crash := true;
  567.       if MainForm.Flife=0 then
  568.       begin
  569.         MainForm.PlaySound(smsExplosion, false);
  570.         Collisioned := false;
  571.         FCounter := 0;
  572.         State := pesDead;
  573.         Done := false;
  574.         Image := MainForm.GetSpriteGraphic(smgExplosion);
  575.         Width := Image.Width;
  576.         Height := Image.Height;
  577.         AnimCount := Image.PatternCount;
  578.         AnimLooped := False;
  579.         AnimSpeed := DEFAULT_ANIMSPEED;
  580.         AnimPos := 0;
  581.       end;
  582.     end
  583.     else
  584.     begin
  585.       if not mainform.crashsound then
  586.       begin
  587.         MainForm.PlaySound(smsHit, False);
  588.         mainform.crashsound := true;
  589.       end;
  590.     end;
  591.   end;
  592. end;
  593.  
  594. procedure TPlayerSprite.DoMove(MoveCount: Integer);
  595. const
  596.   WegduesKonstante = 1.75;
  597. begin
  598.   inherited DoMove(MoveCount);
  599.   if State = pesNormal then
  600.   begin
  601.     if isUp in MainForm.DXInput.States then Y := Y - (250/1000)*MoveCount;
  602.     if isDown in MainForm.DXInput.States then Y := Y + (250/1000)*MoveCount;
  603.     if isLeft in MainForm.DXInput.States then X := X - (250/1000)*MoveCount;
  604.     if isRight in MainForm.DXInput.States then X := X + (250/1000)*MoveCount;
  605.     if X<0 then X := 0;
  606.     if X>mainform.dxdraw.surfacewidth-Width then X := mainform.dxdraw.surfacewidth-Width;
  607.     if Y<0 then Y := 0;
  608.     if Y>mainform.dxdraw.surfaceheight-Height then Y := mainform.dxdraw.surfaceheight-Height;
  609.     if isButton1 in MainForm.DXInput.States then
  610.     begin
  611.       if (FTamaCount<8) and (FCounter-FOldTamaTime>=100) then
  612.       begin
  613.         Inc(FTamaCount);
  614.         with TPlayerTamaSprite.Create(Engine, Self) do
  615.         begin
  616.           X := Self.X+Self.Width;
  617.           Y := Self.Y+Self.Height div 2-Height div 2;
  618.           Z := 10;
  619.         end;
  620.         FOldTamaTime := FCounter;
  621.       end;
  622.     end;
  623.     Collision;
  624.   end
  625.   else if State = pesDead then
  626.   begin
  627.     if FCounter>200 then
  628.     begin
  629.       FCounter := 0;
  630.       State := pesDeadVanished;
  631.       Visible := false; // Cannot use "Dead;" because we need to still be able to handle pesDeadVanished
  632.     end;
  633.   end
  634.   else if State = pesDeadVanished then
  635.   begin
  636.     if FCounter>2000 then
  637.     begin
  638.       MainForm.LevelNeuStarten;
  639.       (*
  640.       MainForm.FNextScene := gsGameOver;
  641.       MainForm.PlaySound(smsSceneMov, false);
  642.       MainForm.PalleteAnim(RGBQuad(0, 0, 0), 300);
  643.       Sleep(200);
  644.       *)
  645.     end;
  646.   end
  647.   else if State = pesFlyaway then
  648.   begin
  649.     X := X + MoveCount*(300/1000) * (X/MainForm.DXDraw.Width + WegduesKonstante);
  650.     if X > MainForm.DXDraw.Width+Width then
  651.     begin
  652.       Dead;
  653.       inc(mainform.FLevel);
  654.       MainForm.FLevelDataAlreadyLoaded := false; // allow NewLevel() to work again
  655.       MainForm.FNextScene := gsNewLevel;
  656.       MainForm.PlaySound(smsSceneMov, false);
  657.       MainForm.PalleteAnim(RGBQuad(0, 0, 0), 300);
  658.     end;
  659.   end
  660.   else if State = pesEntering then
  661.   begin
  662.     X := X + MoveCount*(300/1000);
  663.     if X > 19 then State := pesNormal;
  664.   end;
  665.   inc(FCounter, MoveCount);
  666. end;
  667.  
  668. procedure TPlayerSprite.FlyAway;
  669. begin
  670.   State := pesFlyaway;
  671. end;
  672.  
  673. { TPlayerTamaSprite }
  674.  
  675. constructor TPlayerTamaSprite.Create(AParent: TSprite; APlayerSprite: TPlayerSprite);
  676. begin
  677.   inherited Create(AParent);
  678.   FPlayerSprite := APlayerSprite;
  679.   Image := MainForm.GetSpriteGraphic(smgBounce);
  680.   Z := 2;
  681.   Width := Image.Width;
  682.   Height := Image.Height;
  683.   AnimCount := Image.PatternCount;
  684.   AnimLooped := True;
  685.   AnimSpeed := DEFAULT_ANIMSPEED;
  686.   MainForm.PlaySound(smsShoot, False);
  687. end;
  688.  
  689. destructor TPlayerTamaSprite.Destroy;
  690. begin
  691.   inherited Destroy;
  692.   Dec(FPlayerSprite.FTamaCount);
  693. end;
  694.  
  695. procedure TPlayerTamaSprite.DoCollision(Sprite: TSprite; var Done: Boolean);
  696. begin
  697.   if (Sprite is TEnemy) and not (Sprite is TEnemyTama) then
  698.   begin
  699.     TEnemy(Sprite).Hit;
  700.     Dead;
  701.   end;
  702.   Done := False;
  703. end;
  704.  
  705. procedure TPlayerTamaSprite.DoMove(MoveCount: Integer);
  706. begin
  707.   inherited DoMove(MoveCount);
  708.   X := X+(800/1000)*MoveCount;
  709.   if X>=mainform.dxdraw.surfacewidth then Dead;
  710.   Collision;
  711. end;
  712.  
  713. { TEnemy }
  714.  
  715. constructor TEnemy.Create(AParent: TSprite; ALifes: integer);
  716. begin
  717.   inherited Create(AParent);
  718.   FLife := ALifes;
  719.   inc(mainform.EnemyCounter);
  720. end;
  721.  
  722. destructor TEnemy.Destroy;
  723. begin
  724.   inherited Destroy;
  725.   dec(mainform.EnemyCounter);
  726. end;
  727.  
  728. procedure TEnemy.Hit(AHitStrength: integer = 1);
  729. begin
  730.   Dec(FLife, AHitStrength);
  731.   if FLife<=0 then
  732.   begin
  733.     Collisioned := False;
  734.     HitEnemy(True);
  735.   end
  736.   else
  737.     HitEnemy(False);
  738. end;
  739.  
  740. procedure TEnemy.HitEnemy(ADead: Boolean);
  741. begin
  742.   if ADead then
  743.     MainForm.PlaySound(smsExplosion, False)
  744.   else
  745.     MainForm.PlaySound(smsHit, False);
  746. end;
  747.  
  748. { TEnemyTama }
  749.  
  750. constructor TEnemyTama.Create(AParent: TSprite; AEnemySprite: TSprite);
  751. begin
  752.   inherited Create(AParent);
  753.   FEnemySprite := AEnemySprite;
  754.   Image := MainForm.GetSpriteGraphic(smgBounce2);
  755.   Width := Image.Width;
  756.   Height := Image.Height;
  757.   AnimCount := Image.PatternCount;
  758.   AnimLooped := True;
  759.   AnimSpeed := DEFAULT_ANIMSPEED;
  760.   MainForm.PlaySound(smsShoot, False);
  761. end;
  762.  
  763. procedure TEnemyTama.DoMove(MoveCount: Integer);
  764. begin
  765.   inherited DoMove(MoveCount);
  766.   X := X - MoveCount*(600/1000);
  767.   if X < -Width then Dead;
  768. end;
  769.  
  770. { TEnemyMeteor }
  771.  
  772. constructor TEnemyMeteor.Create(AParent: TSprite; ALifes: integer);
  773. begin
  774.   inherited Create(AParent, ALifes);
  775.   State := pesNormal;
  776.   Image := MainForm.GetSpriteGraphic(smgEnemyMeteor);
  777.   Width := Image.Width;
  778.   Height := Image.Height;
  779.   AnimCount := Image.PatternCount;
  780.   AnimLooped := True;
  781.   AnimSpeed := DEFAULT_ANIMSPEED;
  782.   PixelCheck := True;
  783. end;
  784.  
  785. procedure TEnemyMeteor.HitEnemy(ADead: Boolean);
  786. begin
  787.   inherited HitEnemy(False);
  788.  
  789.   if ADead then Collisioned := True;
  790. end;
  791.  
  792. procedure TEnemyMeteor.DoMove(MoveCount: Integer);
  793. begin
  794.   X := X - MoveCount*(250/1000);
  795.   if X < -Width then Dead;
  796. end;
  797.  
  798. { TEnemyUFO }
  799.  
  800. constructor TEnemyUFO.Create(AParent: TSprite; ALifes: integer);
  801. begin
  802.   inherited Create(AParent, ALifes);
  803.   State := pesNormal;
  804.   Image := MainForm.GetSpriteGraphic(smgEnemyDisk);
  805.   Width := Image.Width;
  806.   Height := Image.Height;
  807.   AnimCount := Image.PatternCount;
  808.   AnimLooped := True;
  809.   AnimSpeed := DEFAULT_ANIMSPEED;
  810. end;
  811.  
  812. procedure TEnemyUFO.HitEnemy(ADead: Boolean);
  813. begin
  814.   inherited HitEnemy(ADead);
  815.  
  816.   if ADead then
  817.   begin
  818.     State := pesDead;
  819.     FCounter := 0;
  820.     Inc(MainForm.FScore, 1000);
  821.     Image := MainForm.GetSpriteGraphic(smgExplosion);
  822.     Width := Image.Width;
  823.     Height := Image.Height;
  824.     AnimCount := Image.PatternCount;
  825.     AnimLooped := False;
  826.     AnimSpeed := DEFAULT_ANIMSPEED;
  827.     AnimPos := 0;
  828.   end
  829.   else
  830.   begin
  831.     Inc(MainForm.FScore, 100);
  832.   end;
  833. end;
  834.  
  835. procedure TEnemyUFO.DoMove(MoveCount: Integer);
  836. begin
  837.   inherited DoMove(MoveCount);
  838.   if State = pesNormal then
  839.   begin
  840.     X := X - MoveCount*(300/1000);
  841.     Y := Y + Cos256(FCounter div 15)*2;
  842.     if X < -Width then Dead;
  843.   end
  844.   else if State = pesDead then
  845.   begin
  846.     X := X - MoveCount*(300/1000);
  847.     if FCounter>200 then
  848.     begin
  849.       State := pesDeadVanished;
  850.       Dead;
  851.     end;
  852.   end;
  853.   inc(FCounter, MoveCount);
  854. end;
  855.  
  856. { TEnemyUFO2 }
  857.  
  858. constructor TEnemyUFO2.Create(AParent: TSprite; ALifes: integer);
  859. begin
  860.   inherited Create(AParent, ALifes);
  861.   State := pesNormal;
  862.   Image := MainForm.GetSpriteGraphic(smgEnemyDisk2);
  863.   Width := Image.Width;
  864.   Height := Image.Height;
  865.   AnimCount := Image.PatternCount;
  866.   AnimLooped := True;
  867.   AnimSpeed := DEFAULT_ANIMSPEED;
  868. end;
  869.  
  870. procedure TEnemyUFO2.HitEnemy(ADead: Boolean);
  871. begin
  872.   inherited HitEnemy(ADead);
  873.  
  874.   if ADead then
  875.   begin
  876.     State := pesDead;
  877.     FCounter := 0;
  878.     Inc(MainForm.FScore, 1000);
  879.     Image := MainForm.GetSpriteGraphic(smgExplosion);
  880.     Width := Image.Width;
  881.     Height := Image.Height;
  882.     AnimCount := Image.PatternCount;
  883.     AnimLooped := False;
  884.     AnimSpeed := DEFAULT_ANIMSPEED;
  885.     AnimPos := 0;
  886.   end
  887.   else
  888.   begin
  889.     Inc(MainForm.FScore, 100);
  890.   end;
  891. end;
  892.  
  893. procedure TEnemyUFO2.DoMove(MoveCount: Integer);
  894. begin
  895.   inherited DoMove(MoveCount);
  896.   if State = pesNormal then
  897.   begin
  898.     X := X - MoveCount*(300/1000);
  899.     Y := Y + Cos256(FCounter div 15)*2;
  900.     if X < -Width then Dead;
  901.     if FCounter-FOldTamaTime>=100 then
  902.     begin
  903.       Inc(FTamaCount);
  904.       with TEnemyTama.Create(Engine, Self) do
  905.       begin
  906.         X := Self.X;
  907.         Y := Self.Y+Self.Height div 2-Height div 2;
  908.         Z := 10;
  909.       end;
  910.       FOldTamaTime := FCounter;
  911.     end;
  912.   end
  913.   else if State = pesDead then
  914.   begin
  915.     X := X - MoveCount*(300/1000);
  916.     if FCounter>200 then
  917.     begin
  918.       State := pesDeadVanished;
  919.       Dead;
  920.     end;
  921.   end;
  922.   inc(FCounter, MoveCount);
  923. end;
  924.  
  925. { TEnemyAttacker }
  926.  
  927. constructor TEnemyAttacker.Create(AParent: TSprite; ALifes: integer);
  928. begin
  929.   inherited Create(AParent, ALifes);
  930.   State := pesNormal;
  931.   Image := MainForm.GetSpriteGraphic(smgEnemyAttacker);
  932.   Width := Image.Width;
  933.   Height := Image.Height;
  934.   AnimCount := Image.PatternCount;
  935.   AnimLooped := True;
  936.   AnimSpeed := DEFAULT_ANIMSPEED;
  937.   PixelCheck := True;
  938. end;
  939.  
  940. procedure TEnemyAttacker.HitEnemy(ADead: Boolean);
  941. begin
  942.   inherited HitEnemy(ADead);
  943.  
  944.   if ADead then
  945.   begin
  946.     State := pesDead;
  947.     FCounter := 0;
  948.     Inc(MainForm.FScore, 1000);
  949.     Image := MainForm.GetSpriteGraphic(smgExplosion);
  950.     Width := Image.Width;
  951.     Height := Image.Height;
  952.     AnimCount := Image.PatternCount;
  953.     AnimLooped := False;
  954.     AnimSpeed := DEFAULT_ANIMSPEED;
  955.     AnimPos := 0;
  956.   end
  957.   else
  958.   begin
  959.     Inc(MainForm.FScore, 100);
  960.   end;
  961. end;
  962.  
  963. procedure TEnemyAttacker.DoMove(MoveCount: Integer);
  964. begin
  965.   inherited DoMove(MoveCount);
  966.   if State = pesNormal then
  967.   begin
  968.     X := X - MoveCount*(300/1000)-FCounter div 128;
  969.     if X < -Width then Dead;
  970.   end
  971.   else if State = pesDead then
  972.   begin
  973.     X := X - MoveCount*(300/1000);
  974.     if FCounter>200 then
  975.     begin
  976.       State := pesDeadVanished;
  977.       Dead;
  978.     end;
  979.   end;
  980.   inc(FCounter, MoveCount);
  981. end;
  982.  
  983. { TEnemyAttacker2 }
  984.  
  985. constructor TEnemyAttacker2.Create(AParent: TSprite; ALifes: integer);
  986. begin
  987.   inherited Create(AParent, ALifes);
  988.   State := pesEntering;
  989.   Image := MainForm.GetSpriteGraphic(smgEnemyAttacker2);
  990.   Width := Image.Width;
  991.   Height := Image.Height;
  992.   AnimCount := Image.PatternCount;
  993.   AnimLooped := True;
  994.   AnimSpeed := DEFAULT_ANIMSPEED;
  995.   PixelCheck := True;
  996. end;
  997.  
  998. procedure TEnemyAttacker2.HitEnemy(ADead: Boolean);
  999. begin
  1000.   inherited HitEnemy(ADead);
  1001.  
  1002.   if ADead then
  1003.   begin
  1004.     State := pesDead;
  1005.     FCounter := 0;
  1006.     Inc(MainForm.FScore, 5000);
  1007.     Image := MainForm.GetSpriteGraphic(smgExplosion);
  1008.     Width := Image.Width;
  1009.     Height := Image.Height;
  1010.     AnimCount := Image.PatternCount;
  1011.     AnimLooped := False;
  1012.     AnimSpeed := DEFAULT_ANIMSPEED;
  1013.     AnimPos := 0;
  1014.   end
  1015.   else
  1016.   begin
  1017.     Inc(MainForm.FScore, 100);
  1018.   end;
  1019. end;
  1020.  
  1021. procedure TEnemyAttacker2.DoMove(MoveCount: Integer);
  1022. begin
  1023.   inherited DoMove(MoveCount);
  1024.   if State = pesEntering then
  1025.   begin
  1026.     if X>((mainform.dxdraw.width/4) + (mainform.dxdraw.width/2) - (width/2)){450} then
  1027.       X := X - MoveCount*(300/1000)
  1028.     else
  1029.     begin
  1030.       Collisioned := True;
  1031.       State := pesHovering;
  1032.       FPutTama := True;
  1033.     end;
  1034.     Y := Y + Cos256(FCounter div 15)*5;
  1035.   end
  1036.   else if State = pesHovering then
  1037.   begin
  1038.     Y := Y + Cos256(FCounter div 15)*5;
  1039.     if FPutTama then
  1040.     begin
  1041.       if FTamaT>100 then
  1042.       begin
  1043.         with TEnemyTama.Create(Engine, Self) do
  1044.         begin
  1045.           Z := 1;
  1046.           X := Self.X-Width;
  1047.           Y := Self.Y+Self.Height div 2-Height div 2;
  1048.         end;
  1049.         Inc(FTamaF);
  1050.         if FTamaF>Random(30) then FPutTama := False;
  1051.         FTamaT := 0;
  1052.       end;
  1053.       FTamaT := FTamaT + MoveCount;
  1054.     end
  1055.     else
  1056.     begin
  1057.       FTamaT := FTamaT + MoveCount;
  1058.       if FTamaT>2000+Random(500) then
  1059.       begin
  1060.         FPutTama := True;
  1061.         FTamaF := 0;
  1062.         FTamaT := 0;
  1063.       end;
  1064.     end;
  1065.   end
  1066.   else if State = pesDead then
  1067.   begin
  1068.     if FCounter>200 then
  1069.     begin
  1070.       State := pesDeadVanished;
  1071.       Dead;
  1072.     end;
  1073.   end;
  1074.   inc(FCounter, MoveCount);
  1075. end;
  1076.  
  1077. { TEnemyAttacker3 }
  1078.  
  1079. constructor TEnemyAttacker3.Create(AParent: TSprite; ALifes: integer);
  1080. begin
  1081.   inherited Create(AParent, ALifes);
  1082.   State := pesNormal;
  1083.   Image := MainForm.GetSpriteGraphic(smgEnemyAttacker3);
  1084.   Width := Image.Width;
  1085.   Height := Image.Height;
  1086.   AnimCount := Image.PatternCount;
  1087.   AnimLooped := True;
  1088.   AnimSpeed := DEFAULT_ANIMSPEED;
  1089.   PixelCheck := True;
  1090. end;
  1091.  
  1092. procedure TEnemyAttacker3.HitEnemy(ADead: Boolean);
  1093. begin
  1094.   inherited HitEnemy(ADead);
  1095.  
  1096.   if ADead then
  1097.   begin
  1098.     State := pesDead;
  1099.     FCounter := 0;
  1100.     Inc(MainForm.FScore, 5000);
  1101.     Image := MainForm.GetSpriteGraphic(smgExplosion);
  1102.     Width := Image.Width;
  1103.     Height := Image.Height;
  1104.     AnimCount := Image.PatternCount;
  1105.     AnimLooped := False;
  1106.     AnimSpeed := DEFAULT_ANIMSPEED;
  1107.     AnimPos := 0;
  1108.   end
  1109.   else
  1110.   begin
  1111.     Inc(MainForm.FScore, 100);
  1112.   end;
  1113. end;
  1114.  
  1115. procedure TEnemyAttacker3.DoMove(MoveCount: Integer);
  1116. begin
  1117.   inherited DoMove(MoveCount);
  1118.   if State = pesNormal then
  1119.   begin
  1120.     X := X - (250/1000)*MoveCount;
  1121.     if X < -Width then Dead;
  1122.     if FCounter-FOldTamaTime>=100 then
  1123.     begin
  1124.       Inc(FTamaCount);
  1125.       with TEnemyTama.Create(Engine, Self) do
  1126.       begin
  1127.         X := Self.X;
  1128.         Y := Self.Y+Self.Height div 2-Height div 2;
  1129.         Z := 10;
  1130.       end;
  1131.       FOldTamaTime := FCounter;
  1132.      end;
  1133.   end
  1134.   else if State = pesDead then
  1135.   begin
  1136.     if FCounter>200 then
  1137.     begin
  1138.       State := pesDeadVanished;
  1139.       Dead;
  1140.     end;
  1141.   end;
  1142.   inc(FCounter, MoveCount);
  1143. end;
  1144.  
  1145. { TEnemyBoss }
  1146.  
  1147. constructor TEnemyBoss.Create(AParent: TSprite; ALifes: integer);
  1148. begin
  1149.   inherited Create(AParent, ALifes);
  1150.   State := pesEntering;
  1151.   Image := MainForm.GetSpriteGraphic(smgEnemyBoss);
  1152.   Width := Image.Width;
  1153.   Height := Image.Height;
  1154.   MainForm.MusicSwitchTrack(smmBoss);
  1155.   AnimCount := Image.PatternCount;
  1156.   AnimLooped := True;
  1157.   AnimSpeed := DEFAULT_ANIMSPEED;
  1158.   PixelCheck := True;
  1159.   Collisioned := False;
  1160.   MainForm.FBossLife := FLife;
  1161.   waiter1 := 0;
  1162.   waiter2 := 0;
  1163. end;
  1164.  
  1165. procedure TEnemyBoss.HitEnemy(ADead: Boolean);
  1166. begin
  1167.   inherited HitEnemy(ADead);
  1168.  
  1169.   if ADead then
  1170.   begin
  1171.     State := pesExploding; // not pesDead for the boss!
  1172.     FCounter := 0;
  1173.     Inc(MainForm.FScore, 100000);
  1174.     dec(MainForm.FBossLife);
  1175.   end
  1176.   else
  1177.   begin
  1178.     Inc(MainForm.FScore, 100);
  1179.     dec(MainForm.FBossLife);
  1180.   end;
  1181. end;
  1182.  
  1183. procedure TEnemyBoss.DoMove(MoveCount: Integer);
  1184. begin
  1185.   inherited DoMove(MoveCount);
  1186.   if State = pesEntering then
  1187.   begin
  1188.     if X>((mainform.dxdraw.width/4) + (mainform.dxdraw.width/2) - (width/4)){450} then
  1189.       X := X - MoveCount*(300/1000)
  1190.     else
  1191.     begin
  1192.       Collisioned := True;
  1193.       State := pesHovering;
  1194.       FPutTama := True;
  1195.     end;
  1196.     Y := Y + Cos256(FCounter div 15)*5;
  1197.   end
  1198.   else if State = pesHovering then
  1199.   begin
  1200.     Y := Y + Cos256(FCounter div 15)*5;
  1201.     if FPutTama then
  1202.     begin
  1203.       if FTamaT>100 then
  1204.       begin
  1205.         with TEnemyTama.Create(Engine, Self) do
  1206.         begin
  1207.           Z := 1;
  1208.           X := Self.X-Width;
  1209.           Y := Self.Y+Self.Height div 2-Height div 2;
  1210.         end;
  1211.         Inc(FTamaF);
  1212.         if FTamaF>Random(30) then FPutTama := False;
  1213.         FTamaT := 0;
  1214.       end;
  1215.       FTamaT := FTamaT + MoveCount;
  1216.     end
  1217.     else
  1218.     begin
  1219.       FTamaT := FTamaT + MoveCount;
  1220.       if FTamaT>2000+Random(500) then
  1221.       begin
  1222.         FPutTama := True;
  1223.         FTamaF := 0;
  1224.         FTamaT := 0;
  1225.       end;
  1226.     end;
  1227.   end
  1228.   else if State = pesExploding then
  1229.   begin
  1230.     inc(waiter1);
  1231.     if waiter1 = 3 then
  1232.     begin
  1233.       waiter1 := 0;
  1234.       inc(waiter2);
  1235.       if waiter2 <= 20 then
  1236.       begin
  1237.         with TExplosion.Create(Engine) do
  1238.         begin
  1239.           Z := 10;
  1240.           X := Self.X+Random(Self.Width)-16;
  1241.           Y := Self.Y+Random(Self.Height)-16;
  1242.         end;
  1243.       end
  1244.       else
  1245.       begin
  1246.         Inc(MainForm.FScore, 10000);
  1247.         State := pesDead;
  1248.       end;
  1249.     end;
  1250.   end
  1251.   else if State = pesDead then
  1252.   begin
  1253.     if FCounter>4000 then
  1254.     begin
  1255.       State := pesDeadVanished;
  1256.       Dead;
  1257.     end;
  1258.   end;
  1259.   inc(FCounter, MoveCount);
  1260. end;
  1261.  
  1262. { TMainForm }
  1263.  
  1264. procedure TMainForm.FormCreate(Sender: TObject);
  1265. resourcestring
  1266.   SFileError = 'Die Datei kann von SpaceMission nicht geöffnet werden!';
  1267. var
  1268.   SavGame: TSaveData;
  1269. begin
  1270.   Randomize;
  1271.  
  1272.   LevelData := TLevelData.Create;
  1273.  
  1274.   { Beginne VCL-Ersatz }
  1275.   dxtimer := tdxtimer.Create(self);
  1276.   dxtimer.Interval := 33;
  1277.   dxtimer.OnActivate := DXTimerActivate;
  1278.   dxtimer.OnDeactivate := DXTimerDeactivate;
  1279.   dxtimer.OnTimer := DXTimerTimer;
  1280.   dxtimer.ActiveOnly := false;
  1281.   dxtimer.Enabled := false;
  1282.  
  1283.   dxdraw := tdxdraw.Create(self);
  1284.   dxdraw.Parent := self;
  1285.   dxdraw.Align := alClient;
  1286.   dxdraw.Left := 0;
  1287.   dxdraw.Top := 0;
  1288.   dxdraw.Width := ClientWidth;
  1289.   dxdraw.Height := ClientHeight;
  1290.   dxdraw.AutoInitialize := False;
  1291.   dxdraw.AutoSize := False;
  1292.   dxdraw.Color := clBlack;
  1293.   (*
  1294.   dxdraw.Display.BitCount := 24;
  1295.   dxdraw.Display.FixedBitCount := False;
  1296.   dxdraw.Display.FixedRatio := False;
  1297.   dxdraw.Display.FixedSize := False;
  1298.   dxdraw.Display.Height := 600;
  1299.   dxdraw.Display.Width := 800;
  1300.   *)
  1301.   dxdraw.Options := [doAllowReboot, doWaitVBlank, doAllowPalette256, doCenter, {doRetainedMode,} doHardware, doSelectDriver];
  1302.   dxdraw.TabOrder := 0;
  1303.   dxdraw.Visible := true;
  1304.   dxdraw.OnFinalize := DXDrawFinalize;
  1305.   dxdraw.OnInitialize := DXDrawInitialize;
  1306.   dxdraw.OnInitializing := DXDrawInitializing;
  1307.  
  1308.   dxsound := tdxsound.Create(self);
  1309.   dxsound.AutoInitialize := false;
  1310.  
  1311.   dxmusic := TDXMusic.Create(self);
  1312.   dxmusic.DXSound := dxsound;
  1313.  
  1314.   dxinput := tdxinput.Create(self);
  1315.   dxinput.Joystick.ForceFeedback := true;
  1316.   dxinput.Keyboard.ForceFeedback := true;
  1317.  
  1318.   wavelist := tdxwavelist.Create(self);
  1319.   wavelist.DXSound := dxsound;
  1320.  
  1321.   imagelist := tdximagelist.create(self);
  1322.   imagelist.DXDraw := dxdraw;
  1323.  
  1324.   spriteengine := tdxspriteengine.create(self);
  1325.   spriteengine.DXDraw := dxdraw;
  1326.  
  1327.   InitializeCriticalSection(TimerCS);
  1328.  
  1329.   { Ende VCL-Ersatz }
  1330.  
  1331.   Application.Title := 'SpaceMission '+ProgramVersion;
  1332.   LoadOptions;
  1333.   DXInit;
  1334.   SoundInit;
  1335.   MusicInit;
  1336.   ResetLevelData;
  1337.   if (paramcount > 0) and (fileexists(paramstr(1))) and (ExtractFileExt(paramstr(1)).ToLower = '.sav') then
  1338.   begin
  1339.     SavGame := TSaveData.Create;
  1340.     try
  1341.       try
  1342.         SavGame.LoadFromFile(paramstr(1));
  1343.         FScore := SavGame.Score;
  1344.         FLife := SavGame.Life;
  1345.         FLevel := SavGame.Level;
  1346.         FGameMode := SavGame.GameMode;
  1347.         FLevelDataAlreadyLoaded := true; // do not call NewLevel() in StartSceneMain
  1348.         if Assigned(SavGame.LevelData) then
  1349.         begin
  1350.           LevelData.Assign(SavGame.LevelData);
  1351.         end;
  1352.       except
  1353.         on E: Exception do
  1354.         begin
  1355.           showmessage(SFileError + ' ' +E.Message);
  1356.           GameStartClick(GameStart);
  1357.           exit;
  1358.         end;
  1359.       end;
  1360.     finally
  1361.       FreeAndNil(SavGame);
  1362.     end;
  1363.     FNextScene := gsNewLevel;
  1364.     exit;
  1365.   end;
  1366.   GameStartClick(GameStart);
  1367. end;
  1368.  
  1369. procedure TMainForm.GameStartClick(Sender: TObject);
  1370. begin
  1371.   StartScene(gsTitle);
  1372. end;
  1373.  
  1374. function TMainForm.GetSpriteGraphic(
  1375.   Sprite: TSpaceMissionGraphicSprite): TPictureCollectionItem;
  1376. begin
  1377.   if (Sprite<>smgNone) and (imagelist.Items.Count >= Ord(Sprite)) then
  1378.     result := imagelist.Items.Items[Ord(Sprite)-1]
  1379.   else
  1380.     result := nil;
  1381. end;
  1382.  
  1383. procedure TMainForm.GamePauseClick(Sender: TObject);
  1384. begin
  1385.   GamePause.Checked := not GamePause.Checked;
  1386.   DXTimer.Enabled := not GamePause.Checked;
  1387.   if GamePause.Checked then
  1388.   begin
  1389.     if Assigned(DXTimer.OnDeactivate) then
  1390.       DXTimer.OnDeactivate(DXTimer);
  1391.   end
  1392.   else
  1393.   begin
  1394.     if Assigned(DXTimer.OnActivate) then
  1395.       DXTimer.OnActivate(DXTimer);
  1396.   end;
  1397. end;
  1398.  
  1399. procedure TMainForm.DXInit;
  1400. begin
  1401.   try
  1402.     Imagelist.Items.LoadFromFile(OwnDirectory+'DirectX\Graphics.dxg');
  1403.     ImageList.Items.MakeColorTable;
  1404.     DXDraw.ColorTable := ImageList.Items.ColorTable;
  1405.     DXDraw.DefColorTable := ImageList.Items.ColorTable;
  1406.     DXDraw.UpdatePalette;
  1407.     DXDraw.Finalize;
  1408.     DXDraw.Options := DXDraw.Options - [doFullScreen];
  1409.     DXDraw.autosize := true;
  1410.     DXDraw.Initialize;
  1411.   except
  1412.     //Imagelist.Items.clear;
  1413.     //application.terminate;
  1414.   end;
  1415. end;
  1416.  
  1417. procedure TMainForm.CheckUpdatesClick(Sender: TObject);
  1418. var
  1419.   cont: string;
  1420. begin
  1421.   cont := GetHTML('https://www.viathinksoft.de/update/?id=spacemission');
  1422.   if copy(cont, 0, 7) = 'Status:' then
  1423.   begin
  1424.     Application.MessageBox('Ein Fehler ist aufgetreten. Wahrscheinlich ist keine Internetverbindung aufgebaut, oder der der ViaThinkSoft-Server vorübergehend offline.', 'Fehler', MB_OK + MB_ICONERROR)
  1425.   end
  1426.   else
  1427.   begin
  1428.     if cont <> ProgramVersion then
  1429.     begin
  1430.       if Application.MessageBox('Eine neue Programmversion ist vorhanden. Möchten Sie diese jetzt herunterladen?', 'Information', MB_YESNO + MB_ICONASTERISK) = ID_YES then
  1431.         shellexecute(application.handle, 'open', pchar('https://www.viathinksoft.de/update/?id=@spacemission'), '', '', sw_normal);
  1432.     end
  1433.     else
  1434.     begin
  1435.       Application.MessageBox('Es ist keine neue Programmversion vorhanden.', 'Information', MB_OK + MB_ICONASTERISK);
  1436.     end;
  1437.   end;
  1438. end;
  1439.  
  1440. procedure TMainForm.BeendenClick(Sender: TObject);
  1441. begin
  1442.   close;
  1443. end;
  1444.  
  1445. procedure TMainForm.OptionSoundClick(Sender: TObject);
  1446. begin
  1447.   OptionSound.Checked := not OptionSound.Checked;
  1448.   SoundInit;
  1449.   WriteOptions;
  1450. end;
  1451.  
  1452. procedure TMainForm.SoundInit;
  1453. begin
  1454.   if (WaveOutGetNumDevs < 1) or not FileExists(OwnDirectory+'DirectX\Sound.dxw') then
  1455.   begin
  1456.     OptionSound.Checked := false;
  1457.     OptionSound.Enabled := False;
  1458.     exit;
  1459.   end;
  1460.  
  1461.   if OptionSound.Checked then
  1462.   begin
  1463.     if not DXSound.Initialized then
  1464.     begin
  1465.       try
  1466.         DXSound.Initialize;
  1467.         WaveList.Items.LoadFromFile(OwnDirectory+'DirectX\Sound.dxw');
  1468.       except
  1469.         OptionSound.enabled := False;
  1470.         WaveList.items.clear;
  1471.       end;
  1472.     end;
  1473.   end
  1474.   else DXSound.Finalize;
  1475. end;
  1476.  
  1477. procedure TMainForm.MusicInit;
  1478. var
  1479.   i: integer;
  1480. begin
  1481.   if (WaveOutGetNumDevs < 1) or not FileExists(OwnDirectory+'DirectX\Music.dxm') then
  1482.   begin
  1483.     optionmusic.Checked := false;
  1484.     optionmusic.Enabled := False;
  1485.     exit;
  1486.   end;
  1487.  
  1488.   try
  1489.     dxmusic.Midis.LoadFromFile(OwnDirectory+'DirectX\Music.dxm');
  1490.     for i := 0 to dxmusic.Midis.Count-1 do
  1491.     begin
  1492.       if not dxmusic.Midis.Items[i].IsInitialized then
  1493.       begin
  1494.         dxmusic.Midis.Items[i].Init;
  1495.         dxmusic.Midis.Items[i].Load;
  1496.       end;
  1497.     end;
  1498.   except
  1499.     optionmusic.enabled := false;
  1500.   end;
  1501. end;
  1502.  
  1503. procedure TMainForm.DXDrawInitializing(Sender: TObject);
  1504. begin
  1505.   if doFullScreen in DXDraw.Options then
  1506.   begin
  1507.     BorderStyle := bsNone;
  1508.     DXDraw.Cursor := crNone;
  1509.   end
  1510.   else
  1511.   begin
  1512.     BorderStyle := bsSingle;
  1513.     DXDraw.Cursor := crDefault;
  1514.   end;
  1515. end;
  1516.  
  1517. procedure TMainForm.DXDrawInitialize(Sender: TObject);
  1518. begin
  1519.   if Assigned(DXTimer) then DXTimer.Enabled := True;
  1520. end;
  1521.  
  1522. procedure TMainForm.DXDrawFinalize(Sender: TObject);
  1523. begin
  1524.   if Assigned(DXTimer) then DXTimer.Enabled := False;
  1525. end;
  1526.  
  1527. procedure TMainForm.DXTimerActivate(Sender: TObject);
  1528. begin
  1529.   if TDxTimer(Sender).Tag > 0 then
  1530.     TDxTimer(Sender).Tag := TDxTimer(Sender).Tag - 1; // es können mehrere activate/deactivate vorkommen, wegen dem Pause-Button
  1531.   if TDxTimer(Sender).Tag > 0 then
  1532.     exit;
  1533.   Caption := Application.Title;
  1534.   if not ProgrammGestartet then
  1535.   begin
  1536.     Programmgestartet := true;
  1537.     exit;
  1538.   end;
  1539.   ResumeMusic(FMusic);
  1540. end;
  1541.  
  1542. procedure TMainForm.DXTimerDeactivate(Sender: TObject);
  1543. begin
  1544.   TDxTimer(Sender).Tag := TDxTimer(Sender).Tag + 1;
  1545.   Caption := Application.Title + ' [Pause]';
  1546.   PauseMusic(FMusic);
  1547. end;
  1548.  
  1549. procedure TMainForm.DXTimerTimer(Sender: TObject; LagCount: Integer);
  1550. begin
  1551.   EnterCriticalSection(TimerCS);
  1552.   try
  1553.     if crash then
  1554.     begin
  1555.       inc(Crash2);
  1556.       if crash2 = 30 then
  1557.       begin
  1558.         Crash2 := 0;
  1559.         crash := false;
  1560.         crashsound := false;
  1561.       end;
  1562.     end;
  1563.     if not DXDraw.CanDraw then exit;
  1564.     DXInput.Update;
  1565.     case FScene of
  1566.       gsTitle   : SceneTitle;
  1567.       gsMain    : SceneMain;
  1568.       gsGameOver: SceneGameOver;
  1569.       gsWin     : SceneWin;
  1570.       gsNewLevel: SceneNewLevel;
  1571.     end;
  1572.     if FNextScene<>gsNone then
  1573.     begin
  1574.       StartScene(FNextScene);
  1575.       FNextScene := gsNone;
  1576.     end;
  1577.     DXDraw.Flip;
  1578.   finally
  1579.     LeaveCriticalSection(TimerCS);
  1580.   end;
  1581. end;
  1582.  
  1583. procedure TMainForm.BlinkStart;
  1584. begin
  1585.   FBlink := 0;
  1586.   FBlinkTime := GetTickCount;
  1587. end;
  1588.  
  1589. procedure TMainForm.WriteOptions;
  1590. var
  1591.   Reg: TRegistry;
  1592. begin
  1593.   Reg := TRegistry.Create;
  1594.   try
  1595.     Reg.RootKey := HKEY_CURRENT_USER;
  1596.     if Reg.OpenKey(RegistrySettingsKey, true) then
  1597.     begin
  1598.       Reg.WriteBool('Music', OptionMusic.checked);
  1599.       Reg.WriteBool('Sound', OptionSound.checked);
  1600.       Reg.WriteInteger('Speed', Ord(FInterval));
  1601.       Reg.CloseKey;
  1602.     end;
  1603.   finally
  1604.     FreeAndNil(Reg);
  1605.   end;
  1606. end;
  1607.  
  1608. procedure TMainForm.LoadOptions;
  1609. var
  1610.   Reg: TRegistry;
  1611. begin
  1612.   Reg := TRegistry.Create;
  1613.   try
  1614.     Reg.RootKey := HKEY_CURRENT_USER;
  1615.     if Reg.OpenKey(RegistrySettingsKey, true) then
  1616.     begin
  1617.       if Reg.ValueExists('Music') then
  1618.         optionmusic.checked := Reg.ReadBool('Music')
  1619.       else
  1620.         optionmusic.checked := true; // default
  1621.  
  1622.       if Reg.ValueExists('Sound') then
  1623.         optionsound.checked := Reg.ReadBool('Sound')
  1624.       else
  1625.         optionsound.checked := true; // default
  1626.  
  1627.       if Reg.ValueExists('Speed') then
  1628.         FInterval := TGameInterval(Reg.ReadInteger('Speed'))
  1629.       else
  1630.         FInterval := giMittel; // default
  1631.  
  1632.       Reg.CloseKey;
  1633.     end;
  1634.   finally
  1635.     FreeAndNil(Reg);
  1636.   end;
  1637.   WriteOptions;
  1638. end;
  1639.  
  1640. procedure TMainForm.BlinkUpdate;
  1641. begin
  1642.   if GetTickCount<>FBlinkTime then
  1643.   begin
  1644.     FBlink := FBlink + (GetTickCount-FBlinkTime);
  1645.     FBlinkTime := GetTickCount;
  1646.   end;
  1647. end;
  1648.  
  1649. procedure TMainForm.PlaySound(Sound: TSpaceMissionSound; Wait: Boolean);
  1650. begin
  1651.   if (Sound<>smsNone) and (OptionSound.Checked) and (OptionSound.Enabled) and (WaveList.Items.Count >= Ord(Sound)) then
  1652.     WaveList.Items.Items[Ord(Sound)-1].Play(Wait);
  1653. end;
  1654.  
  1655. procedure TMainForm.MusicSwitchTrack(Name: TSpaceMissionMusicTrack);
  1656. begin
  1657.   if (not mainform.active) and (mainform.visible) then //1st Programmstart
  1658.     exit;
  1659.   if (OptionMusic.checked) and (OptionMusic.enabled) then
  1660.   begin
  1661.     StopMusic(FMusic);
  1662.     PlayMusic(Name);
  1663.   end;
  1664.   FMusic := Name;
  1665. end;
  1666.  
  1667. function TMainForm.ComposeColor(Dest, Src: TRGBQuad; Percent: Integer): TRGBQuad;
  1668. begin
  1669.   with Result do
  1670.   begin
  1671.     rgbRed := Src.rgbRed+((Dest.rgbRed-Src.rgbRed)*Percent div 256);
  1672.     rgbGreen := Src.rgbGreen+((Dest.rgbGreen-Src.rgbGreen)*Percent div 256);
  1673.     rgbBlue := Src.rgbBlue+((Dest.rgbBlue-Src.rgbBlue)*Percent div 256);
  1674.     rgbReserved := 0;
  1675.   end;
  1676. end;
  1677.  
  1678. procedure TMainForm.PalleteAnim(Col: TRGBQuad; Time: Integer);
  1679. var
  1680.   i: Integer;
  1681.   t, t2: DWORD;
  1682.   ChangePalette: Boolean;
  1683.   c: Integer;
  1684. begin
  1685.   if DXDraw.Initialized then
  1686.   begin
  1687.     c := DXDraw.Surface.ColorMatch(RGB(Col.rgbRed, Col.rgbGreen, Col.rgbBlue));
  1688.     ChangePalette := False;
  1689.     if DXDraw.CanPaletteAnimation then
  1690.     begin
  1691.       t := GetTickCount;
  1692.       while Abs(GetTickCount-t)<Time do
  1693.       begin
  1694.         t2 := Trunc(Abs(GetTickCount-t)/Time*255);
  1695.         for i := 0 to 255 do
  1696.           DXDraw.ColorTable[i] := ComposeColor(Col, DXDraw.DefColorTable[i], t2);
  1697.         DXDraw.UpdatePalette;
  1698.         ChangePalette := True;
  1699.       end;
  1700.     end
  1701.     else
  1702.     begin
  1703.       Sleep(Time);
  1704.     end;
  1705.     for i := 0 to 4 do
  1706.     begin
  1707.       DXDraw.Surface.Fill(c);
  1708.       DXDraw.Flip;
  1709.     end;
  1710.     if ChangePalette then
  1711.     begin
  1712.       DXDraw.ColorTable := DXDraw.DefColorTable;
  1713.       DXDraw.UpdatePalette;
  1714.     end;
  1715.     DXDraw.Surface.Fill(c);
  1716.     DXDraw.Flip;
  1717.   end;
  1718. end;
  1719.  
  1720. procedure TMainForm.StartScene(Scene: TGameScene);
  1721. begin
  1722.   EndScene;
  1723.   DXInput.States := DXInput.States - DXInputButton;
  1724.   FScene := Scene;
  1725.   BlinkStart;
  1726.   case FScene of
  1727.     gsTitle   : StartSceneTitle;
  1728.     gsMain    : StartSceneMain;
  1729.     gsGameOver: StartSceneGameOver;
  1730.     gsWin     : StartSceneWin;
  1731.     gsNewLevel: StartSceneNewLevel;
  1732.   end;
  1733. end;
  1734.  
  1735. procedure TMainForm.StartSceneTitle;
  1736. begin
  1737.   sleep(500);
  1738.   FCheat := false;
  1739.   BossExists := false;
  1740.   FLife := StartLives;
  1741.   FLevel := 0;
  1742.   FScore := 0;
  1743.   FLevelDataAlreadyLoaded := false; // do allow NewLevel() to work again
  1744.   FNotSave := true;
  1745.   Cheat.enabled := false;
  1746.   Neustart.enabled := false;
  1747.   GamePause.enabled := false;
  1748.   GameStart.enabled := false;
  1749.   Spielgeschwindigkeit.enabled := false;
  1750.   mainform.Visible := true;
  1751.   MusicSwitchTrack(smmTitle);
  1752. end;
  1753.  
  1754. procedure TMainForm.StartSceneMain;
  1755. {var
  1756.   i, j: Integer;}
  1757. begin
  1758.   sleep(500);
  1759.   FCounter := 0;
  1760.   if not FLevelDataAlreadyLoaded then NewLevel(FLevel);
  1761.   FRestEnemies := Length(LevelData.EnemyAdventTable);
  1762.   BossExists := LevelData.HasBoss;
  1763.   FLifeAtLevelStart := FLife;     // Das ist wichtig, wenn man neu starten möchte
  1764.   FScoreAtLevelStart := FScore;   //
  1765.   MusicSwitchTrack(smmGame);
  1766.   FEnemyAdventPos := 0;
  1767.   FFrame := -4;
  1768.   PlayerSprite := TPlayerSprite.Create(SpriteEngine.Engine);
  1769.   with TBackground.Create(SpriteEngine.Engine) do
  1770.   begin
  1771.     SetMapSize(1, 1);
  1772.     Image := MainForm.GetSpriteGraphic(smgStar3);
  1773.     Z := -13;
  1774.     Y := 40;
  1775.     Speed := 1 / 2;
  1776.     Tile := True;
  1777.   end;
  1778.   with TBackground.Create(SpriteEngine.Engine) do
  1779.   begin
  1780.     SetMapSize(1, 1);
  1781.     Image := MainForm.GetSpriteGraphic(smgStar2);
  1782.     Z := -12;
  1783.     Y := 30;
  1784.     Speed := 1;
  1785.     Tile := True;
  1786.   end;
  1787.   with TBackground.Create(SpriteEngine.Engine) do
  1788.   begin
  1789.     SetMapSize(1, 1);
  1790.     Image := MainForm.GetSpriteGraphic(smgStar1);
  1791.     Z := -11;
  1792.     Y := 10;
  1793.     Speed := 2;
  1794.     Tile := True;
  1795.   end;
  1796.   {with TBackground.Create(SpriteEngine.Engine) do
  1797.   begin
  1798.     SetMapSize(200, 10);
  1799.     Y := 10;
  1800.     Z := -13;
  1801.     Speed := 1 / 2;
  1802.     Tile := True;
  1803.     for i := 0 to MapHeight-1 do
  1804.     begin
  1805.       for j := 0 to MapWidth-1 do
  1806.       begin
  1807.         Chips[j, i] := Image.PatternCount-Random(Image.PatternCount div 8);
  1808.         if Random(100)<95 then Chips[j, i] := -1;
  1809.       end;
  1810.     end;
  1811.   end;
  1812.   with TBackground.Create(SpriteEngine.Engine) do
  1813.   begin
  1814.     SetMapSize(200, 10);
  1815.     Y := 30;
  1816.     Z := -12;
  1817.     Speed := 1;
  1818.     Tile := True;
  1819.     for i := 0 to MapHeight-1 do
  1820.     begin
  1821.       for j := 0 to MapWidth-1 do
  1822.       begin
  1823.         Chips[j, i] := Image.PatternCount-Random(Image.PatternCount div 4);
  1824.         if Random(100)<95 then Chips[j, i] := -1;
  1825.       end;
  1826.     end;
  1827.   end;
  1828.   with TBackground.Create(SpriteEngine.Engine) do
  1829.   begin
  1830.     SetMapSize(200, 10);
  1831.     Y := 40;
  1832.     Z := -11;
  1833.     Speed := 2;
  1834.     Tile := True;
  1835.     for i := 0 to MapHeight-1 do
  1836.     begin
  1837.       for j := 0 to MapWidth-1 do
  1838.       begin
  1839.         Chips[j, i] := Image.PatternCount-Random(Image.PatternCount div 2);
  1840.         if Random(100)<95 then Chips[j, i] := -1;
  1841.       end;
  1842.     end;
  1843.   end;}
  1844.   FNotSave := false;
  1845.   Cheat.enabled := true;
  1846.   Neustart.enabled := true;
  1847.   GamePause.enabled := true;
  1848.   GameStart.enabled := true;
  1849.   Spielgeschwindigkeit.enabled := true;
  1850. end;
  1851.  
  1852. procedure TMainForm.StartSceneGameOver;
  1853. begin
  1854.   sleep(500);
  1855.   FNotSave := true; // Wenn man speichert, würde man LevelAdventTable vom vorherigen Level machen, das wär müll!
  1856.   Cheat.enabled := false;
  1857.   Spielgeschwindigkeit.enabled := false;
  1858.   Neustart.enabled := false;
  1859.   GamePause.enabled := false;
  1860.   MusicSwitchTrack(smmScene);
  1861.   BossExists := false;
  1862. end;
  1863.  
  1864. procedure TMainForm.StartSceneWin;
  1865. begin
  1866.   sleep(500);
  1867.   FNotSave := true; // Wenn man speichert, würde man LevelAdventTable vom vorherigen Level machen, das wär müll!
  1868.   Cheat.enabled := false;
  1869.   Spielgeschwindigkeit.enabled := false;
  1870.   Neustart.enabled := false;
  1871.   GamePause.enabled := false;
  1872.   MusicSwitchTrack(smmScene);
  1873.   BossExists := false;
  1874. end;
  1875.  
  1876. procedure TMainForm.EndScene;
  1877. begin
  1878.   case FScene of
  1879.     gsTitle   : EndSceneTitle;
  1880.     gsMain    : EndSceneMain;
  1881.     gsGameOver: EndSceneGameOver;
  1882.     gsWin     : EndSceneWin;
  1883.     gsNewLevel: EndSceneNewLevel;
  1884.   end;
  1885. end;
  1886.  
  1887. procedure TMainForm.EndSceneTitle;
  1888. begin
  1889.   {  Ende Title  }
  1890. end;
  1891.  
  1892. procedure TMainForm.EndSceneMain;
  1893. begin
  1894.   SpriteEngine.Engine.Clear;
  1895. end;
  1896.  
  1897. procedure TMainForm.EndSceneGameOver;
  1898. begin
  1899.   {  Ende GameOver  }
  1900. end;
  1901.  
  1902. procedure TMainForm.EndSceneWin;
  1903. begin
  1904.   {  Ende Win  }
  1905. end;
  1906.  
  1907. procedure TMainForm.ResetLevelData;
  1908. begin
  1909.   LevelData.Clear;
  1910.   FRestEnemies := 0;
  1911. end;
  1912.  
  1913. procedure TMainForm.NewLevel(lev: integer);
  1914. resourcestring
  1915.   LNG_LEVEL_INVALID = 'Das Level Nr. %d ist ungültig!'+#13#10+'Das Programm wird beendet.';
  1916. const
  1917.   RandomLevelMaxEnemyLives = 10;
  1918. var
  1919.   act: integer;
  1920.   Enemies: array[1..27] of TEnemyType;
  1921.   numEnemies: integer;
  1922.   e: TEnemyAdvent;
  1923.   bossPosition: integer;
  1924. begin
  1925.   ResetLevelData;
  1926.   if FGameMode = gmRandom then
  1927.   begin
  1928.     {$REGION 'Random game'}
  1929.     Enemies[1] := etEnemyAttacker;
  1930.     Enemies[2] := etEnemyMeteor;
  1931.     Enemies[3] := etEnemyUFO;
  1932.     Enemies[4] := etEnemyAttacker;
  1933.     Enemies[5] := etEnemyMeteor;
  1934.     Enemies[6] := etEnemyUFO;
  1935.     Enemies[7] := etEnemyAttacker;
  1936.     Enemies[8] := etEnemyMeteor;
  1937.     Enemies[9] := etEnemyUFO;
  1938.     Enemies[10] := etEnemyAttacker;
  1939.     Enemies[11] := etEnemyMeteor;
  1940.     Enemies[12] := etEnemyUFO;
  1941.     Enemies[13] := etEnemyAttacker;
  1942.     Enemies[14] := etEnemyMeteor;
  1943.     Enemies[15] := etEnemyUFO;
  1944.     Enemies[16] := etEnemyAttacker3;
  1945.     Enemies[17] := etEnemyAttacker;
  1946.     Enemies[18] := etEnemyMeteor;
  1947.     Enemies[19] := etEnemyUFO;
  1948.     Enemies[20] := etEnemyUFO2;
  1949.     Enemies[21] := etEnemyAttacker;
  1950.     Enemies[22] := etEnemyMeteor;
  1951.     Enemies[23] := etEnemyUFO;
  1952.     Enemies[24] := etEnemyAttacker2;
  1953.     Enemies[25] := etEnemyMeteor;
  1954.     Enemies[26] := etEnemyUFO;
  1955.     Enemies[27] := etEnemyAttacker;
  1956.     numEnemies := lev*ADDITIONAL_ENEMIES_PER_LEVEL;
  1957.     SetLength(LevelData.EnemyAdventTable, numEnemies);
  1958.     for act := 0 to numEnemies-1 do
  1959.     begin
  1960.       e.enemyType := Enemies[min(random(lev+2)+1, High(Enemies))];
  1961.       if e.enemyType = etEnemyAttacker2 then
  1962.       begin
  1963.         e.enemyType := Enemies[min(random(lev+2)+1, High(Enemies))]; {O_o}
  1964.       end;
  1965.       e.x := 85-(lev+(random(lev))*2){O_o};
  1966.       if e.x < 1 then e.x := 1; // passiert bei großen Levels
  1967.       e.x := act*30 + random(e.x);
  1968.       e.y := random(dxdraw.surfaceheight);
  1969.       if e.enemyType = etEnemyAttacker2 then
  1970.       begin
  1971.         e.lifes := random(6)+1{O_o};
  1972.       end
  1973.       else
  1974.       begin
  1975.         if lev > RandomLevelMaxEnemyLives then
  1976.         begin
  1977.           e.lifes := random(RandomLevelMaxEnemyLives)+1;
  1978.         end
  1979.         else
  1980.         begin
  1981.           e.lifes := random(lev)+1;
  1982.         end;
  1983.       end;
  1984.  
  1985.       LevelData.EnemyAdventTable[act] := e;
  1986.     end;
  1987.  
  1988.     if lev < 5 then
  1989.     begin
  1990.       // Level 1-4: No boss
  1991.       bossPosition := -1;
  1992.     end
  1993.     else if lev < 10 then
  1994.     begin
  1995.       // Level 5-9: Boss is at the end of the level
  1996.       bossPosition := numEnemies-1;
  1997.     end
  1998.     else
  1999.     begin
  2000.       // Starting with Level 10: Boss at 75% of the level
  2001.       bossPosition := round(0.75 * numEnemies);
  2002.     end;
  2003.  
  2004.     if bossPosition >= 0 then
  2005.     begin
  2006.       e.enemyType := etEnemyBoss;
  2007.       //e.x := lev*75*30{O_o} div lev;
  2008.       e.x := LevelData.EnemyAdventTable[bossPosition-1].x;
  2009.       e.y := (dxdraw.surfaceheight div 2) - (MainForm.GetSpriteGraphic(smgEnemyBoss).height div 2);
  2010.       e.lifes := lev*5;
  2011.       LevelData.EnemyAdventTable[bossPosition] := e;
  2012.     end;
  2013.     {$ENDREGION}
  2014.   end
  2015.   else
  2016.   begin
  2017.     {$REGION 'Normal game'}
  2018.     if fileexists(GetLevelFileName(lev)) then
  2019.     begin
  2020.       try
  2021.         LevelData.RasterErzwingen := false;
  2022.         LevelData.LoadFromFile(GetLevelFileName(lev));
  2023.       except
  2024.         showmessage(Format(LNG_LEVEL_INVALID, [lev]));
  2025.         ResetLevelData;
  2026.       end;
  2027.     end;
  2028.     {$ENDREGION}
  2029.   end;
  2030.   FLevelDataAlreadyLoaded := true; // nicht nochmal NewLevel() aufrufen. Erst wieder wenn man gewonnen hat.
  2031. end;
  2032.  
  2033. procedure TMainForm.SceneTitle;
  2034. var
  2035.   Logo: TPictureCollectionItem;
  2036. begin
  2037.   DXDraw.Surface.Fill(0);
  2038.   Logo := GetSpriteGraphic(smgLogo);
  2039.   {Logo.DrawWaveX(DXDraw.Surface, (dxdraw.surfaceWidth div 2) - 181, 65, Logo.Width, Logo.Height, 0,
  2040.     Trunc(16 - Cos256(FBlink div 60) * 16), 32, -FBlink div 5);}
  2041.   Logo.DrawWaveX(DXDraw.Surface, trunc((dxdraw.surfaceWidth / 2) - (Logo.Width / 2)), 65, Logo.Width, Logo.Height, 0,
  2042.     2, 80, Fangle * 4);
  2043.   inc(Fangle);
  2044.  
  2045.   if (isDown in MainForm.DXInput.States) and (FGameMode=gmLevels) then FGameMode := gmRandom;
  2046.   if ((isUp in MainForm.DXInput.States) and (FGameMode=gmRandom)) or (FGameMode=gmUnknown) then FGameMode := gmLevels;
  2047.   DXDraw.Surface.Canvas.Brush.Style := bsClear;
  2048.   DXDraw.Surface.Canvas.Font.Size := 30;
  2049.   if FGameMode = gmLevels then
  2050.   begin
  2051.     DXDraw.Surface.Canvas.Font.Color := clMaroon;
  2052.     DXDraw.Surface.Canvas.Textout((dxdraw.surfaceWidth div 2)-152, (dxdraw.surfaceheight div 2)-52, 'Normales Spiel');
  2053.     DXDraw.Surface.Canvas.Textout((dxdraw.surfaceWidth div 2)-187, (dxdraw.surfaceheight div 2)-52, '>');
  2054.     DXDraw.Surface.Canvas.Font.Color := clRed;
  2055.     DXDraw.Surface.Canvas.Textout((dxdraw.surfaceWidth div 2)-150, (dxdraw.surfaceheight div 2)-50, 'Normales Spiel');
  2056.     DXDraw.Surface.Canvas.Textout((dxdraw.surfaceWidth div 2)-185, (dxdraw.surfaceheight div 2)-50, '>');
  2057.     DXDraw.Surface.Canvas.Font.Color := clOlive;
  2058.     DXDraw.Surface.Canvas.Textout((dxdraw.surfaceWidth div 2)-152, (dxdraw.surfaceheight div 2)-2, 'Zufallslevel');
  2059.     DXDraw.Surface.Canvas.Font.Color := clYellow;
  2060.     DXDraw.Surface.Canvas.Textout((dxdraw.surfaceWidth div 2)-150, (dxdraw.surfaceheight div 2), 'Zufallslevel');
  2061.   end
  2062.   else
  2063.   begin
  2064.     DXDraw.Surface.Canvas.Font.Color := clOlive;
  2065.     DXDraw.Surface.Canvas.Textout((dxdraw.surfaceWidth div 2)-152, (dxdraw.surfaceheight div 2)-52, 'Normales Spiel');
  2066.     DXDraw.Surface.Canvas.Font.Color := clYellow;
  2067.     DXDraw.Surface.Canvas.Textout((dxdraw.surfaceWidth div 2)-150, (dxdraw.surfaceheight div 2)-50, 'Normales Spiel');
  2068.     DXDraw.Surface.Canvas.Font.Color := clMaroon;
  2069.     DXDraw.Surface.Canvas.Textout((dxdraw.surfaceWidth div 2)-152, (dxdraw.surfaceheight div 2)-2, 'Zufallslevel');
  2070.     DXDraw.Surface.Canvas.Textout((dxdraw.surfaceWidth div 2)-187, (dxdraw.surfaceheight div 2)-2, '>');
  2071.     DXDraw.Surface.Canvas.Font.Color := clRed;
  2072.     DXDraw.Surface.Canvas.Textout((dxdraw.surfaceWidth div 2)-150, (dxdraw.surfaceheight div 2), 'Zufallslevel');
  2073.     DXDraw.Surface.Canvas.Textout((dxdraw.surfaceWidth div 2)-185, (dxdraw.surfaceheight div 2), '>');
  2074.   end;
  2075.   { if (FBlink div 300) mod 2=0 then
  2076.   begin
  2077.     DXDraw.Surface.Canvas.Font.Color := clGreen;
  2078.     DXDraw.Surface.Canvas.Textout((dxdraw.surfaceWidth div 2)-187, dxdraw.surfaceheight-117, 'Weiter mit Leertaste');
  2079.     DXDraw.Surface.Canvas.Font.Color := clLime;
  2080.     DXDraw.Surface.Canvas.Textout((dxdraw.surfaceWidth div 2)-185, dxdraw.surfaceheight-115, 'Weiter mit Leertaste');
  2081.   end; }
  2082.   BlinkUpdate;
  2083.   DXDraw.Surface.Canvas.Release;
  2084.  
  2085.   // Weiter mit Leertaste oder Enter
  2086.   if (isButton1 in DXInput.States) or (isButton2 in DXInput.States) then
  2087.   begin
  2088.     FLevel := 1;
  2089.     if ((FGameMode=gmLevels) and not fileexists(GetLevelFileName(FLevel))) or ((FGameMode=gmRandom) and (FLevel > 20)) then
  2090.     begin
  2091.       //PlaySound('Frage', False);
  2092.       exit;
  2093.     end;
  2094.     PlaySound(smsSceneMov, False);
  2095.     PalleteAnim(RGBQuad(0, 0, 0), 300);
  2096.     Sleep(200);
  2097.     StartScene(gsMain);
  2098.   end;
  2099. end;
  2100.  
  2101. procedure TMainForm.SceneMain;
  2102. var
  2103.   Enemy: TSprite;
  2104.   spriteClass: TEnemyClass;
  2105.   tmpEnemyAnzeige: integer;
  2106. begin
  2107.   case FInterval of
  2108.     giLeicht: SpriteEngine.Move(conleicht);
  2109.     giMittel: SpriteEngine.Move(conmittel);
  2110.     giSchwer: SpriteEngine.Move(conschwer);
  2111.     giMaster: SpriteEngine.Move(conmaster);
  2112.   end;
  2113.   SpriteEngine.Dead;
  2114.   while (FEnemyAdventPos >= Low(LevelData.EnemyAdventTable)) and
  2115.     (FEnemyAdventPos <= High(LevelData.EnemyAdventTable)) and
  2116.     ((LevelData.EnemyAdventTable[FEnemyAdventPos].x / 4) <= FFrame) and
  2117.     (FRestEnemies > 0) do
  2118.   begin
  2119.     Dec(FRestEnemies);
  2120.     with LevelData.EnemyAdventTable[FEnemyAdventPos] do
  2121.     begin
  2122.       spriteClass := nil;
  2123.       case enemyType of
  2124.         //etUnknown: ;
  2125.         etEnemyAttacker:  spriteClass := TEnemyAttacker;
  2126.         etEnemyAttacker2: spriteClass := TEnemyAttacker2;
  2127.         etEnemyAttacker3: spriteClass := TEnemyAttacker3;
  2128.         etEnemyMeteor:    spriteClass := TEnemyMeteor;
  2129.         etEnemyUFO:       spriteClass := TEnemyUFO;
  2130.         etEnemyUFO2:      spriteClass := TEnemyUFO2;
  2131.         etEnemyBoss:      spriteClass := TEnemyBoss;
  2132.       end;
  2133.       if spriteClass <> nil then
  2134.       begin
  2135.         Enemy := spriteClass.Create(SpriteEngine.Engine, lifes);
  2136.         Enemy.x := dxdraw.surfacewidth;
  2137.         //Enemy.y := y;
  2138.         if y <> 0 then
  2139.           Enemy.y := dxdraw.surfaceheight / (480{maximale Bandbreite im alten Format} / y)
  2140.         else
  2141.           Enemy.y := 0;
  2142.       end;
  2143.     end;
  2144.     Inc(FEnemyAdventPos);
  2145.   end;
  2146.   Inc(FFrame);
  2147.   DXDraw.Surface.Fill(0);
  2148.   if FNextScene=gsNone then
  2149.   begin
  2150.     SpriteEngine.Draw;
  2151.     DXDraw.Surface.Canvas.Brush.Style := bsClear;
  2152.     DXDraw.Surface.Canvas.Font.Size := 20;
  2153.     if flife > 0 then
  2154.     begin
  2155.       {$REGION 'Anzeige Punkte'}
  2156.       DXDraw.Surface.Canvas.Font.Color := clOlive;
  2157.       DXDraw.Surface.Canvas.Textout(9, 9, 'Punkte: ' + FloatToStrF(FScore,ffNumber,14,0));
  2158.       DXDraw.Surface.Canvas.Font.Color := clYellow;
  2159.       DXDraw.Surface.Canvas.Textout(10, 10, 'Punkte: ' + FloatToStrF(FScore,ffNumber,14,0));
  2160.       {$ENDREGION}
  2161.  
  2162.       {$REGION 'Anzeige Level'}
  2163.       DXDraw.Surface.Canvas.Font.Color := clMaroon;
  2164.       DXDraw.Surface.Canvas.Textout(dxdraw.surfacewidth-141, 9, 'Level: ' + IntToStr(flevel));
  2165.       DXDraw.Surface.Canvas.Font.Color := clRed;
  2166.       DXDraw.Surface.Canvas.Textout(dxdraw.surfacewidth-140, 10, 'Level: ' + IntToStr(flevel));
  2167.       {$ENDREGION}
  2168.  
  2169.       {$REGION 'Lebensanzeige'}
  2170.       if FLife<0 then FLife := 0;
  2171.       if FCheat then
  2172.       begin
  2173.         DXDraw.Surface.Canvas.Font.Color := clPurple;
  2174.         DXDraw.Surface.Canvas.Textout(9, dxdraw.surfaceheight-41, 'Leben: ?');
  2175.         DXDraw.Surface.Canvas.Font.Color := clFuchsia;
  2176.         DXDraw.Surface.Canvas.Textout(10, dxdraw.surfaceheight-40, 'Leben: ?');
  2177.       end
  2178.       else
  2179.       begin
  2180.         if ((Flife = 1) and ((FBlink div 300) mod 2=0)) or (Flife <> 1) then
  2181.         begin
  2182.           DXDraw.Surface.Canvas.Font.Color := clPurple;
  2183.           DXDraw.Surface.Canvas.Textout(9, dxdraw.surfaceheight-41, 'Leben: ' + IntToStr(flife));
  2184.           DXDraw.Surface.Canvas.Font.Color := clFuchsia;
  2185.           DXDraw.Surface.Canvas.Textout(10, dxdraw.surfaceheight-40, 'Leben: ' + IntToStr(flife));
  2186.         end;
  2187.         if Flife = 1 then BlinkUpdate;
  2188.       end;
  2189.       {$ENDREGION}
  2190.  
  2191.       {$REGION 'Anzeige Einheiten und Boss Leben'}
  2192.  
  2193.       {if BossExists and (FBossLife>0) then
  2194.       begin
  2195.         DXDraw.Surface.Canvas.Font.Color := clPurple;
  2196.         DXDraw.Surface.Canvas.Textout(449, 439, 'Boss: ' + IntToStr(FBossLife));
  2197.         DXDraw.Surface.Canvas.Font.Color := clFuchsia;
  2198.         DXDraw.Surface.Canvas.Textout(450, 440, 'Boss: ' + IntToStr(FBossLife));
  2199.       end
  2200.       else
  2201.         if RestlicheEinheiten>0 then
  2202.         begin
  2203.           DXDraw.Surface.Canvas.Font.Color := clPurple;
  2204.           DXDraw.Surface.Canvas.Textout(449, 439, 'Einheiten: ' + IntToStr(RestlicheEinheiten));
  2205.           DXDraw.Surface.Canvas.Font.Color := clFuchsia;
  2206.           DXDraw.Surface.Canvas.Textout(450, 440, 'Einheiten: ' + IntToStr(RestlicheEinheiten));
  2207.         end;}
  2208.  
  2209.       tmpEnemyAnzeige := EnemyCounter{Auf Bildschirm} + FRestEnemies{In der Warteschlange};
  2210.       if BossExists then Dec(tmpEnemyAnzeige);
  2211.  
  2212.       if BossExists and (FBossLife>0) then
  2213.       begin
  2214.         if (tmpEnemyAnzeige>0) then
  2215.         begin
  2216.           DXDraw.Surface.Canvas.Font.Color := clGreen;
  2217.           DXDraw.Surface.Canvas.Textout(dxdraw.surfacewidth-191, dxdraw.surfaceheight-81, 'Boss: ' + IntToStr(FBossLife));
  2218.           DXDraw.Surface.Canvas.Textout(dxdraw.surfacewidth-191, dxdraw.surfaceheight-41, 'Einheiten: ' + IntToStr(tmpEnemyAnzeige));
  2219.           DXDraw.Surface.Canvas.Font.Color := clLime;
  2220.           DXDraw.Surface.Canvas.Textout(dxdraw.surfacewidth-190, dxdraw.surfaceheight-80, 'Boss: ' + IntToStr(FBossLife));
  2221.           DXDraw.Surface.Canvas.Textout(dxdraw.surfacewidth-190, dxdraw.surfaceheight-40, 'Einheiten: ' + IntToStr(tmpEnemyAnzeige));
  2222.         end;
  2223.         if (tmpEnemyAnzeige<1) then
  2224.         begin
  2225.           DXDraw.Surface.Canvas.Font.Color := clGreen;
  2226.           DXDraw.Surface.Canvas.Textout(dxdraw.surfacewidth-191, dxdraw.surfaceheight-41, 'Boss: ' + IntToStr(FBossLife));
  2227.           DXDraw.Surface.Canvas.Font.Color := clLime;
  2228.           DXDraw.Surface.Canvas.Textout(dxdraw.surfacewidth-190, dxdraw.surfaceheight-40, 'Boss: ' + IntToStr(FBossLife));
  2229.         end;
  2230.       end;
  2231.       if (tmpEnemyAnzeige>0) and not Bossexists then
  2232.       begin
  2233.         DXDraw.Surface.Canvas.Font.Color := clGreen;
  2234.         DXDraw.Surface.Canvas.Textout(dxdraw.surfacewidth-191, dxdraw.surfaceheight-41, 'Einheiten: ' + IntToStr(tmpEnemyAnzeige));
  2235.         DXDraw.Surface.Canvas.Font.Color := clLime;
  2236.         DXDraw.Surface.Canvas.Textout(dxdraw.surfacewidth-190, dxdraw.surfaceheight-40, 'Einheiten: ' + IntToStr(tmpEnemyAnzeige));
  2237.       end;
  2238.       {$ENDREGION}
  2239.  
  2240.       {$REGION 'Anzeige Mission erfolgreich/gescheitert'}
  2241.       if (EnemyCounter=0) and (FRestEnemies=0) and ((BossExists and (FBossLife=0)) or not BossExists) then
  2242.       begin
  2243.         DXDraw.Surface.Canvas.Font.Color := clGreen;
  2244.         DXDraw.Surface.Canvas.Textout(dxdraw.surfacewidth-251, dxdraw.surfaceheight-41, 'Mission erfolgreich!');
  2245.         DXDraw.Surface.Canvas.Font.Color := clLime;
  2246.         DXDraw.Surface.Canvas.Textout(dxdraw.surfacewidth-250, dxdraw.surfaceheight-40, 'Mission erfolgreich!');
  2247.         DXDraw.Surface.Canvas.Release;
  2248.         Sleep(1);
  2249.         inc(FCounter);
  2250.         if FCounter>150{200} then PlayerSprite.FlyAway;
  2251.       end;
  2252.       {$ENDREGION}
  2253.     end
  2254.     else
  2255.     begin
  2256.       DXDraw.Surface.Canvas.Font.Color := clMaroon;
  2257.       DXDraw.Surface.Canvas.Textout(dxdraw.surfacewidth-251, dxdraw.surfaceheight-41, 'Mission gescheitert!');
  2258.       DXDraw.Surface.Canvas.Font.Color := clRed;
  2259.       DXDraw.Surface.Canvas.Textout(dxdraw.surfacewidth-250, dxdraw.surfaceheight-40, 'Mission gescheitert!');
  2260.     end;
  2261.     DXDraw.Surface.Canvas.Release;
  2262.   end;
  2263. end;
  2264.  
  2265. procedure TMainForm.SceneGameOver;
  2266. begin
  2267.   DXDraw.Surface.Fill(0);
  2268.  
  2269.   FNotSave := true;
  2270.   Cheat.enabled := false;
  2271.   GamePause.enabled := false;
  2272.   Neustart.enabled := false;
  2273.   Brush.Style := bsClear;
  2274.   DXDraw.Surface.Canvas.Font.Size := 35;
  2275.   DXDraw.Surface.Canvas.Font.Color := clMaroon;
  2276.   DXDraw.Surface.Canvas.Textout((dxdraw.surfacewidth div 2)-127, 98, 'Game over!');
  2277.   DXDraw.Surface.Canvas.Font.Color := clRed;
  2278.   DXDraw.Surface.Canvas.Textout((dxdraw.surfacewidth div 2)-125, 100, 'Game over!');
  2279.   if (FBlink div 300) mod 2=0 then
  2280.   begin
  2281.     DXDraw.Surface.Canvas.Font.Size := 30;
  2282.     DXDraw.Surface.Canvas.Font.Color := clOlive;
  2283.     DXDraw.Surface.Canvas.Textout((dxdraw.surfaceWidth div 2)-187, dxdraw.surfaceheight-117, 'Weiter mit Leertaste');
  2284.     DXDraw.Surface.Canvas.Font.Color := clYellow;
  2285.     DXDraw.Surface.Canvas.Textout((dxdraw.surfaceWidth div 2)-185, dxdraw.surfaceheight-115, 'Weiter mit Leertaste');
  2286.   end;
  2287.   BlinkUpdate;
  2288.   DXDraw.Surface.Canvas.Release;
  2289.  
  2290.   // Weiter mit Leertaste oder Enter
  2291.   if (isButton1 in DXInput.States) or (isButton2 in DXInput.States) then
  2292.   begin
  2293.     PlaySound(smsSceneMov, False);
  2294.     PalleteAnim(RGBQuad(0, 0, 0), 300);
  2295.     Sleep(200);
  2296.     StartScene(gsTitle);
  2297.   end;
  2298. end;
  2299.  
  2300. procedure TMainForm.SceneWin;
  2301. begin
  2302.   DXDraw.Surface.Fill(0);
  2303.  
  2304.   FNotSave := true;
  2305.   Cheat.enabled := false;
  2306.   GamePause.enabled := false;
  2307.   Neustart.enabled := false;
  2308.  
  2309.   DXDraw.Surface.Canvas.Brush.Style := bsClear;
  2310.   DXDraw.Surface.Canvas.Font.Size := 35;
  2311.   DXDraw.Surface.Canvas.Font.Color := clMaroon;
  2312.   DXDraw.Surface.Canvas.Textout((dxdraw.surfaceWidth div 2)-127, 98, 'Gewonnen!');
  2313.   DXDraw.Surface.Canvas.Font.Color := clRed;
  2314.   DXDraw.Surface.Canvas.Textout((dxdraw.surfaceWidth div 2)-125, 100, 'Gewonnen!');
  2315.   if (FBlink div 300) mod 2=0 then
  2316.   begin
  2317.     DXDraw.Surface.Canvas.Font.Size := 30;
  2318.     DXDraw.Surface.Canvas.Font.Color := clOlive;
  2319.     DXDraw.Surface.Canvas.Textout((dxdraw.surfaceWidth div 2)-187, dxdraw.surfaceheight-117, 'Weiter mit Leertaste');
  2320.     DXDraw.Surface.Canvas.Font.Color := clYellow;
  2321.     DXDraw.Surface.Canvas.Textout((dxdraw.surfaceWidth div 2)-185, dxdraw.surfaceheight-115, 'Weiter mit Leertaste');
  2322.   end;
  2323.   BlinkUpdate;
  2324.   DXDraw.Surface.Canvas.Release;
  2325.  
  2326.   // Weiter mit Leertaste oder Enter
  2327.   if (isButton1 in DXInput.States) or (isButton2 in DXInput.States) then
  2328.   begin
  2329.     PlaySound(smsSceneMov, False);
  2330.     PalleteAnim(RGBQuad(0, 0, 0), 300);
  2331.     Sleep(200);
  2332.     StartScene(gsTitle);
  2333.   end;
  2334. end;
  2335.  
  2336. procedure TMainForm.StartSceneNewLevel;
  2337. begin
  2338.   sleep(500);
  2339.   FNotSave := true; // Wenn man speichert, würde man LevelAdventTable vom vorherigen Level machen, das wär müll!
  2340.   Cheat.enabled := false;
  2341.   Neustart.enabled := false;
  2342.   GamePause.enabled := false;
  2343.   GameStart.enabled := true;
  2344.   Spielgeschwindigkeit.enabled := false;
  2345.   BossExists := false;
  2346.   Spielgeschwindigkeit.enabled := false;
  2347.   if ((FGameMode=gmLevels) and (not fileexists(GetLevelFileName(FLevel))))
  2348.      // or ((FGameMode=gmRandom) and (FLevel > 25))
  2349.      or (FLevel > MaxPossibleLevels) then
  2350.   begin
  2351.     //PlaySound('SceneMov', False);
  2352.     PalleteAnim(RGBQuad(0, 0, 0), 300);
  2353.     Sleep(200);
  2354.     StartScene(gsWin);
  2355.     exit;
  2356.   end;
  2357.   MusicSwitchTrack(smmScene);
  2358. end;
  2359.  
  2360. procedure TMainForm.EndSceneNewLevel;
  2361. begin
  2362.   {  Ende NewLevel  }
  2363. end;
  2364.  
  2365. procedure TMainForm.SceneNewLevel;
  2366. begin
  2367.   DXDraw.Surface.Fill(0);
  2368.  
  2369.   DXDraw.Surface.Canvas.Brush.Style := bsClear;
  2370.   DXDraw.Surface.Canvas.Font.Size := 40;
  2371.   DXDraw.Surface.Canvas.Font.Color := clMaroon;
  2372.   DXDraw.Surface.Canvas.Textout((dxdraw.surfaceWidth div 2)-(83+(length(inttostr(flevel))*22)), 98, 'Level '+inttostr(flevel));
  2373.   DXDraw.Surface.Canvas.Font.Color := clRed;
  2374.   DXDraw.Surface.Canvas.Textout((dxdraw.surfaceWidth div 2)-(81+(length(inttostr(flevel))*22)), 100, 'Level '+inttostr(flevel));
  2375.   if (FBlink div 300) mod 2=0 then
  2376.   begin
  2377.     DXDraw.Surface.Canvas.Font.Size := 30;
  2378.     DXDraw.Surface.Canvas.Font.Color := clOlive;
  2379.     DXDraw.Surface.Canvas.Textout((dxdraw.surfaceWidth div 2)-187, dxdraw.surfaceheight-117, 'Weiter mit Leertaste');
  2380.     DXDraw.Surface.Canvas.Font.Color := clYellow;
  2381.     DXDraw.Surface.Canvas.Textout((dxdraw.surfaceWidth div 2)-185, dxdraw.surfaceheight-115, 'Weiter mit Leertaste');
  2382.   end;
  2383.   BlinkUpdate;
  2384.   DXDraw.Surface.Canvas.Release;
  2385.  
  2386.   // Weiter mit Leertaste oder Enter
  2387.   if (isButton1 in DXInput.States) or (isButton2 in DXInput.States) then
  2388.   begin
  2389.     PlaySound(smsSceneMov, False);
  2390.     PalleteAnim(RGBQuad(0, 0, 0), 300);
  2391.     Sleep(200);
  2392.     StartScene(gsMain);
  2393.   end;
  2394. end;
  2395.  
  2396. procedure TMainForm.OptionMusicClick(Sender: TObject);
  2397. begin
  2398.   OptionMusic.Checked := not OptionMusic.Checked;
  2399.   if OptionMusic.Checked then
  2400.   begin
  2401.     MusicSwitchTrack(FMusic)
  2402.   end
  2403.   else
  2404.   begin
  2405.     StopMusic(FMusic);
  2406.   end;
  2407.   WriteOptions;
  2408. end;
  2409.  
  2410. procedure TMainForm.MasterClick(Sender: TObject);
  2411. begin
  2412.   master.checked := true;
  2413.   FInterval := giMaster;
  2414.   writeoptions;
  2415. end;
  2416.  
  2417. procedure TMainForm.PlayMusic(Name: TSpaceMissionMusicTrack);
  2418. begin
  2419.   if not OptionMusic.checked then exit;
  2420.   if Ord(Name) > dxmusic.Midis.Count then exit;
  2421.   dxmusic.Midis.Items[Ord(Name)-1].Play;
  2422. end;
  2423.  
  2424. procedure TMainForm.StopMusic(Name: TSpaceMissionMusicTrack);
  2425. begin
  2426.   if Name = smmNone then exit;
  2427.   if Ord(Name) > dxmusic.Midis.Count then exit;
  2428.   dxmusic.Midis.Items[Ord(Name)-1].Stop;
  2429. end;
  2430.  
  2431. procedure TMainForm.ResumeMusic(Name: TSpaceMissionMusicTrack);
  2432. begin
  2433.   if not OptionMusic.checked then exit;
  2434.   if Ord(Name) > dxmusic.Midis.Count then exit;
  2435.   dxmusic.Midis.Items[Ord(Name)-1].Play; // TODO: how to pause/resume instead play/stop
  2436. end;
  2437.  
  2438. procedure TMainForm.PauseMusic(Name: TSpaceMissionMusicTrack);
  2439. begin
  2440.   if Name = smmNone then exit;
  2441.   if Ord(Name) > dxmusic.Midis.Count then exit;
  2442.   dxmusic.Midis.Items[Ord(Name)-1].Stop; // TODO: how to pause/resume instead play/stop
  2443. end;
  2444.  
  2445. procedure TMainForm.SpielstandClick(Sender: TObject);
  2446. begin
  2447.   speicherungform.showmodal;
  2448. end;
  2449.  
  2450. procedure TMainForm.LevelNeuStarten;
  2451. begin
  2452.   FNextScene := gsNewLevel;
  2453.   FLife := FLifeAtLevelStart;
  2454.   FScore := FScoreAtLevelStart;
  2455. end;
  2456.  
  2457. procedure TMainForm.NeustartClick(Sender: TObject);
  2458. begin
  2459.   LevelNeuStarten;
  2460. end;
  2461.  
  2462. procedure TMainForm.LeichtClick(Sender: TObject);
  2463. begin
  2464.   leicht.checked := true;
  2465.   FInterval := giLeicht;
  2466.   writeoptions;
  2467. end;
  2468.  
  2469. procedure TMainForm.MittelClick(Sender: TObject);
  2470. begin
  2471.   mittel.checked := true;
  2472.   FInterval := giMittel;
  2473.   writeoptions;
  2474. end;
  2475.  
  2476. procedure TMainForm.SchwerClick(Sender: TObject);
  2477. begin
  2478.   schwer.checked := true;
  2479.   FInterval := giSchwer;
  2480.   writeoptions;
  2481. end;
  2482.  
  2483. procedure TMainForm.FormShow(Sender: TObject);
  2484. begin
  2485.   if Assigned(SplashForm) then
  2486.   begin
  2487.     SplashForm.Hide;
  2488.     FreeAndNil(SplashForm);
  2489.   end;
  2490.  
  2491.   dxtimer.Enabled := true;
  2492.   dxtimer.ActiveOnly := true;
  2493. end;
  2494.  
  2495. procedure TMainForm.InformationenClick(Sender: TObject);
  2496. begin
  2497.   dxtimer.enabled := false;
  2498.   InfoForm.showmodal;
  2499.   if not mainform.gamepause.checked then mainform.dxtimer.enabled := true;
  2500. end;
  2501.  
  2502. procedure TMainForm.CheatClick(Sender: TObject);
  2503. begin
  2504.   CheatForm.showmodal;
  2505. end;
  2506.  
  2507. procedure TMainForm.FormClose(Sender: TObject; var Action: TCloseAction);
  2508. begin
  2509.   if optionMusic.checked then StopMusic(FMusic);
  2510.   SpriteEngine.Engine.Clear;
  2511.   dxsound.Finalize;
  2512.   dxinput.Destroy;
  2513.   DXTimer.Enabled := False;
  2514. end;
  2515.  
  2516. procedure TMainForm.FormDestroy(Sender: TObject);
  2517. begin
  2518.   FreeAndNil(imagelist);
  2519.   FreeAndNil(spriteengine);
  2520.   FreeAndNil(dxdraw);
  2521.   FreeAndNil(wavelist);
  2522.   FreeAndNil(dxsound);
  2523.   //FreeAndNil(dxinput);
  2524.   FreeAndNil(dxtimer);
  2525.   FreeAndNil(dxmusic);
  2526.   DeleteCriticalSection(TimerCS);
  2527.   FreeAndNil(LevelData);
  2528. end;
  2529.  
  2530. procedure PostKeyEx32(key: Word; const shift: TShiftState; specialkey: Boolean);
  2531. {************************************************************
  2532. * Procedure PostKeyEx32
  2533. *
  2534. * Parameters:
  2535. *  key    : virtual keycode of the key to send. For printable
  2536. *           keys this is simply the ANSI code (Ord(character)).
  2537. *  shift  : state of the modifier keys. This is a set, so you
  2538. *           can set several of these keys (shift, control, alt,
  2539. *           mouse buttons) in tandem. The TShiftState type is
  2540. *           declared in the Classes Unit.
  2541. *  specialkey: normally this should be False. Set it to True to
  2542. *           specify a key on the numeric keypad, for example.
  2543. * Description:
  2544. *  Uses keybd_event to manufacture a series of key events matching
  2545. *  the passed parameters. The events go to the control with focus.
  2546. *  Note that for characters key is always the upper-case version of
  2547. *  the character. Sending without any modifier keys will result in
  2548. *  a lower-case character, sending it with [ssShift] will result
  2549. *  in an upper-case character!
  2550. // Code by P. Below
  2551. ************************************************************}
  2552. type
  2553.   TShiftKeyInfo = record
  2554.     shift: Byte;
  2555.     vkey: Byte;
  2556.   end;
  2557.   byteset = set of 0..7;
  2558. const
  2559.   shiftkeys: array [1..3] of TShiftKeyInfo =
  2560.     ((shift: Ord(ssCtrl); vkey: VK_CONTROL),
  2561.     (shift: Ord(ssShift); vkey: VK_SHIFT),
  2562.     (shift: Ord(ssAlt); vkey: VK_MENU));
  2563. var
  2564.   flag: DWORD;
  2565.   bShift: ByteSet absolute shift;
  2566.   i: Integer;
  2567. begin
  2568.   for i := 1 to 3 do
  2569.   begin
  2570.     if shiftkeys[i].shift in bShift then
  2571.       keybd_event(shiftkeys[i].vkey, MapVirtualKey(shiftkeys[i].vkey, 0), 0, 0);
  2572.   end; { For }
  2573.   if specialkey then
  2574.     flag := KEYEVENTF_EXTENDEDKEY
  2575.   else
  2576.     flag := 0;
  2577.  
  2578.   keybd_event(key, MapvirtualKey(key, 0), flag, 0);
  2579.   flag := flag or KEYEVENTF_KEYUP;
  2580.   keybd_event(key, MapvirtualKey(key, 0), flag, 0);
  2581.  
  2582.   for i := 3 downto 1 do
  2583.   begin
  2584.     if shiftkeys[i].shift in bShift then
  2585.       keybd_event(shiftkeys[i].vkey, MapVirtualKey(shiftkeys[i].vkey, 0),
  2586.         KEYEVENTF_KEYUP, 0);
  2587.   end; { For }
  2588. end; { PostKeyEx32 }
  2589.  
  2590. procedure TMainForm.FormKeyDown(Sender: TObject; var Key: Word;
  2591.   Shift: TShiftState);
  2592. begin
  2593.   if Key = VK_ESCAPE then
  2594.   begin
  2595.     // TODO: Unfortunately, you cannot see if it is already popup. It would be great if ESC closes the main menu...
  2596.     Key := 0;
  2597.     PostKeyEx32(Ord('S'), [ssAlt], False);
  2598.   end;
  2599. end;
  2600.  
  2601. end.
  2602.  
  2603.