china_train.h

/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

#ifndef DGDS_MINIGAMES_CHINA_TRAIN_H
#define DGDS_MINIGAMES_CHINA_TRAIN_H

namespace Dgds {

enum PlayerType {
    kPlayerLucky,
    kPlayerTong,
};

enum PlayerAction {
    // The list of actions is not directly referenced in the game, but is in
    // the exe just after the "Heart of China Train Game" copyright
    kActionStandRight = 0,
    kActionWalkRight = 1,
    kActionWalkLeft = 2,
    kActionJumpRight = 3,
    kActionJumpLeft = 4,
    kActionDuckRight = 5,
    kActionFallRight = 6,
    kActionFallLeft = 7,
    kActionStagger = 8,
    kActionDeathScene = 9,
    kActionClub = 10,
    kActionClubHit = 11,
    kActionSwing = 12,
    kActionSwingHit = 13,
    kActionStab = 14,
    kActionStabHit = 15,
    kActionBlock = 16,
    kActionHeroicJump = 17,
    kActionBlockUp = 18,
    kActionFree6 = 19,
    kActionStandLeft = 20,
    kActionDuckLeft = 21,
    kActionFree7 = 22,
    kActionFree8 = 23,
    kActionERROR = 24,
};

enum PlayerIntent {
    kIntentDuck = 0,
    kIntentRest = 1,
    kIntentPursue = 2,
    kIntentAttack = 3,
    kIntentRetreat = 4,
    kIntentQ = 5,
    kIntentInvalid = 255,
};

class TrainPlayers;

struct PlayerData {
    int16 _frame;            // field 0
    ImageFlipMode _flipMode; // field 1
    int16 _xstep;            // field 2
    int16 _ystep;            // field 3
    int16 _xoff;             // field 4
    int16 _yoff;             // field 5
    int16 _val6;             // field 6
};

struct TunnelData {
    TunnelData() : _start(0), _end(0) {}
    int32 _start;
    int32 _end;
};

class TrainPlayer {
public:
    friend class TrainPlayers;
    TrainPlayer(PlayerType type);

    bool isBlocking() const { return _action == kActionBlock || _action == kActionBlockUp; }
    bool isDucking() const { return _action == kActionDuckRight || _action == kActionDuckLeft; }
    bool isFalling() const { return _action == kActionFallRight || _action == kActionFallLeft; }
    bool isJumping() const { return _action == kActionJumpRight || _action == kActionJumpLeft; }
    bool isStaggering() const { return _action == kActionStagger; }
    bool isStanding() const { return _action == kActionStandRight || _action == kActionStandLeft; }
    bool isWalking() const { return _action == kActionWalkLeft || _action == kActionWalkRight; }

    bool isTong() const { return _type == kPlayerTong; }
    bool isLucky() const { return _type == kPlayerLucky; }

    void checkLives();
    void doAttack(TrainPlayer &other);
    void doBlock();
    void doClub(int16 damage);
    void doPursue(const TrainPlayer &other);
    void doRun();
    void doJump();
    void setAction(PlayerAction state, bool flag);
    bool inRange(const TrainPlayer &other);
    void hit(int16 damage);
    void startStagger(const TrainPlayer &other);
    void readStuff(const Common::String &path);
    void computerDucks();
    void checkDuck(const TunnelData &currentTunnel);
    void doProcess();

    PlayerType _type;
    int16 _xpos;
    int16 _ypos;
    PlayerAction _action;
    int16 _fatigue;
    int16 _hitpoints;
    PlayerIntent _intent;
    int16 _ferocity;
    int16 _val7;
    Common::Array<Common::Array<PlayerData>> _allData;
    Common::Array<PlayerData> *_currentActionData;
    PlayerData *_data;

private:
    TrainPlayer &chooseEnemy();
    PlayerData *endOfCurrentAction();
    PlayerData *startOfCurrentAction();

    static int16 _blockSoundFlag;
};

class TrainPlayers {
public:
    TrainPlayers();

    void initPlayers();
    void checkLives();
    void readAnims();
    void freeAnims();
    void doScroll(int16 jumpOffset);

    TrainPlayer _lucky;
    TrainPlayer _tong;
};


class ChinaTrain {
public:
    ChinaTrain();

    void init();    // aka arcadeInit
    int16 tick();   // aka arcadeLoop
    void end();     // aka aracdeReset

    //int16 currentCar() const { return _currentCar; }
    void checkTongFall(int16 xpos, int16 car);
    TrainPlayers &getPlayers() { return _players; }
    const TunnelData &getCurrentTunnel() const { return _currentTunnel; }
    void leaveArcade();
    bool checkGap(int16 xpos, int16 offset);

    void onKeyDown(Common::KeyState kbd);
    void onKeyUp(Common::KeyState kbd);
    void setMenuResult(bool yes);

    int16 _jumpOffset;

private:
    void arcadeFadeout();
    void getUserInput();
    void getNpcInput();
    void processInput();
    void handleVariables();
    void drawFrame();
    int16 trainArcade();
    void trainRestart();
    void lost();
    void makeNewTunnel();
    //void setupArcade(); // just sets fill=1 and _clipWin.
    void initScoreWindow();
    void drawBorder();
    void shadeLabel(int16 x, int16 y, int16 w, int16 h, const char *label);
    void shadeBox(Graphics::ManagedSurface &buf, byte backCol, byte foreCol, byte fill, int16 x, int16 y, int16 w, int16 h);

    void fixBorder();
    void drawCommandButtons();
    void drawBmps();
    void drawTunnel();
    void drawMountains(int16 num);
    void drawBlock(int16 x1, int16 x2, int16 param_3, int16 y1, int16 y2, int16 param_6, int16 param_7, int16 param_8);
    void drawButtons(int16 *buttons);
    void shadePressButton(int16 x, int16 y);
    void shadeButton(int16 x, int16 y);
    void drawScoreWindow();
    void drawScore();
    void drawSnow();
    void drawTrain();
    void drawActors();
    void drawCar(int16 xoff, int16 frame, int16 yoff);
    void fixUpTunnel();
    bool calcBounce(int16 car);
    void checkRegions(TrainPlayer &player);
    void processOrders(TrainPlayer &player, TrainPlayer &enemy);
    int16 readButtons();
    void cabooseLost();

    int16 _arcadeCount;
    int16 _arcadeFlag;
    bool _arcadeInitFlag;
    int16 _arcadeDrawFlag;

    int16 _failCounter;
    int16 _lastMaskedArcadeFlag;
    int16 _int3036;
    int16 _tongAttackCounter;
    int16 _tongInjuredCounter;
    int16 _tongRestTarget;
    int16 _lastTongHP;
    int16 _lastTongFatigue;
    TrainPlayers _players;
    int16 _currentCar;
    int32 _trackPos;
    int32 _frameCnt;
    int16 _xOffset;
    int16 _tunnelNum;
    TunnelData _currentTunnel;
    int16 _cabooseTrail;
    int16 _lastBtn;
    const Common::Rect _clipWin;
    //Common::SharedPtr<Image> _simChars;
    Common::SharedPtr<Image> _rectShape;
    Common::SharedPtr<Image> _luckyMaps;
    Common::SharedPtr<Image> _test;
    int16 _pressedCommandButton;
    bool _leftButtonDown;
    bool _rightButtonDown;
    int16 _lastKeycode;
    bool _playedTunnelSFX;
};

} // end namespace Dgds

#endif // DGDS_MINIGAMES_CHINA_TRAIN_H