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engines/dgds/minigames/dragon_arcade.h

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+/* 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_DRAGON_ARCADE_H
+#define DGDS_MINIGAMES_DRAGON_ARCADE_H
+
+#include "common/types.h"
+#include "engines/dgds/minigames/dragon_arcade_ttm.h"
+
+namespace Dgds {
+
+enum DragonBulletState {
+	kBulletInactive = 0,
+	kBulletFlying = 1,
+	kBulletHittingBlade = 2,
+	kBulletHittingEnemy = 3,
+};
+
+enum DragonBladeMoveFlag {
+	kBladeMoveNone = 0,
+	kBladeMoveUp = 1,
+	kBladeMoveDown = 2,
+	kBladeMoveRight = 4,
+	kBladeMoveLeft = 8,
+};
+
+class ArcadeNPCState {
+public:
+	ArcadeNPCState() : xx(0), yy(0), x(0), y(0), x_11(0), y_11(0), x_12(0), y_12(0),
+		ttmPage(0), byte12(0), byte13(0), health(0), ttmNum(0), x_21(0), y_21(0),
+		x_22(0), y_22(0) {}
+	int16 xx;
+	int16 yy;
+	int16 x;
+	int16 y;
+	int16 x_11;
+	int16 y_11;
+	int16 x_12;
+	int16 y_12;
+	int16 ttmPage;
+	int8 byte12;
+	int8 byte13;
+	int8 health;
+	int8 ttmNum; /* Set to 0, 1 or 2 */
+	int16 x_21;
+	int16 y_21;
+	int16 x_22;
+	int16 y_22;
+};
+
+class DragonArcadeBullet {
+public:
+	DragonArcadeBullet() : _x(0), _y(0), _state(kBulletInactive),
+		_flipMode(kImageFlipNone), _bulletType(0), _ySpeed(0) {}
+
+	int16 _x;
+	int16 _y;
+	DragonBulletState _state;
+	ImageFlipMode _flipMode;
+	int16 _bulletType;
+	uint16 _ySpeed;
+	// these fields are in the original but seem to not be used.
+	// int16 _var2;
+	// int16 _var3;
+};
+
+class DragonArcade {
+public:
+	DragonArcade();
+
+	void arcadeTick();
+	void onKeyDown(Common::KeyState kbd);
+	void onKeyUp(Common::KeyState kbd);
+
+private:
+	void initIfNeeded();
+	void drawBackgroundAndWeapons();
+	void checkToOpenMenu();
+	void clearAllBulletStates();
+	void clearAllNPCStates();
+	void createBullet(int16 x, int16 y, ImageFlipMode flipMode, int16 bulletType);
+	void bladeTakeHitAndCheck();
+	void enemyTakeHit() { _npcState[1].health--; }
+	void enemyTakeHitAndCheck();
+	void playSfx(int16 num) const;
+	void drawBulletHitCircles(uint16 x, uint16 y, bool colorFlag);
+	void drawHealthBars();
+	void runThenDrawBulletsInFlight();
+	void redraw();
+	void finish();
+	void loadTTMScriptsForStage(uint16 stage);
+	void fadeInAndClearScreen();
+	bool doTickUpdate();
+	void resetStageState();
+	void initValuesForStage();
+	void initValuesForStage0();
+	void initValuesForStage2();
+	void initValuesForStage3();
+	void initValuesForStage4();
+	void initValuesForStage6();
+	void setFinishCountdownIfLessThan0(int16 val);
+	void updateBladeWithInputs();
+	void updateBlade();
+	void updateBoss();
+	void updateBoss2();
+	void decBossHealth();
+	void decBossHealthAndCheck();
+	void bladeTakeHit();
+	void arcade16bc();
+	void arcade16de(int16 param);
+	void arcade1e83();
+	void arcade2445();
+	void arcade2754(int16 findResult);
+	void arcade34b4();
+	void arcade3e96();
+	void arcade4085();
+	void updateXScrollOffset();
+	bool isNpcInsideXRange(int16 num);
+	void updateBullets();
+	void checkBladeFireAllStages();
+	void checkEnemyFireStage0124();
+	void checkBossFireStage3();
+	void checkBossFireStage6();
+	void updateMouseAndJoystickStates();
+	int16 findFloorUnderBlade();
+	int16 checkBulletCollision(int16 num);
+	void mouseUpdate();
+	void keyboardUpdate();
+	void limitToCenterOfScreenAndUpdateCursor();
+	uint16 moveToNextStage();
+	void findFloorMatch();
+	void findFloorMinGT();
+	void findFloorMinGE();
+	void findFloorMatchOrMinOrMax();
+	void findFloorMax();
+	void updateFloorsUnderBlade();
+	bool isFloorNotFound();
+	void playSFX55AndStuff();
+	void moveBladeX();
+	void handleMouseStates();
+	void drawScrollBmp();
+
+	int16 _lastDrawnBladeHealth;
+	int16 _lastDrawnBossHealth;
+	uint16 _nextRandomVal;
+	int16 _loadedArcadeStage;
+	int16 _nextStage;
+	int16 _attemptCounter;
+	int16 _shouldUpdateState;
+	int16 _finishCountdown;
+	int16 _bladeState1;
+	int16 _bladePageOffset;
+	uint16 _mouseButtonWentDown;
+	int16 _scrollXOffset;
+	int32 _nTickUpdates;
+	int16 _startDifficultyMaybe;
+	int16 _bossStateUpdateCounter;
+	int16 _npcStateResetCounter;
+	int16 _scrollVelocityX;
+	uint16 _uint0a17;
+	int16 _currentYOffset;
+	int16 _int0b58;
+	int16 _int0b5a;
+	int16 _int0b60;
+	int16 _ttmYAdjust;
+	uint16 _uint0be6;
+	bool _dontMoveBladeFlag;
+	int16 _scrollXIncrement;
+	bool _lMouseButtonState;
+	bool _rMouseButtonState;
+	bool _lastLMouseButtonState;
+	bool _lastRMouseButtonState;
+	int16 _bladeXMove;
+	int16 _currentArrowNum;
+	int16 _foundFloorY;
+	bool _foundFloorFlag;
+	int16 _lastFloorY;
+
+	bool _haveBigGun;
+	bool _haveBomb;
+	bool _enemyHasSmallGun;
+	bool _dontRedrawBgndAndWeapons;
+	// maybe don't need these
+	//bool _arcadeNeedsBufferCopy;
+	//bool _flagInventoryOpened;
+	bool _initFinished;
+	bool _stillLoadingScriptsMaybe;
+	bool _flag40ee;
+	bool _flag40ef;
+	int16 _someMoveDirection;
+	bool _bladeHasFired;
+	bool _mouseIsAvailable;
+	bool _isMovingStage;
+	DragonBladeMoveFlag _bladeMoveFlag;
+	DragonBladeMoveFlag _keyStateFlags;
+	DragonBladeMoveFlag _bladeMoveFlagBeforeRButton;
+	DragonBladeMoveFlag _bladeHorizMoveAttempt;
+	DragonArcadeBullet _bullets[20];
+	ArcadeNPCState _npcState[20];
+	Common::SharedPtr<Image> _bulletImg;
+	Common::SharedPtr<Image> _arrowImg;
+	Common::SharedPtr<Image> _scrollImg;
+	DragonArcadeTTM _arcadeTTM;
+	Common::Array<int16> _floorY;
+	Common::Array<bool> _floorFlag;
+};
+
+} // end namespace Dgds
+
+#endif // DGDS_MINIGAMES_DRAGON_ARCADE_H