/* 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 2
 * 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, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 */
	void screenUpdate();
	bool quitRequested();
	void startup();
	void startup1();
	void switchRyanOn();
	void switchRyanOff();
	uint16 allocateMem(uint16 paragraphs);
	void deallocateMem(uint16 segment);
	uint8 *workspace();
	uint8 *textUnder();
	void allocateWork();
	void clearWork();
	void standardLoad();
	uint16 standardLoad(const char *fileName); // Returns a segment handle which needs to be freed with deallocatemem for symmetry
	void loadIntoTemp();
	void loadIntoTemp2();
	void loadIntoTemp3();
	void loadIntoTemp(const char *fileName);
	void loadIntoTemp2(const char *fileName);
	void loadIntoTemp3(const char *fileName);
	void loadTempCharset();
	void loadTempCharset(const char *fileName);
	Frame *tempCharset();
	void saveLoad();
	void printCurs();
	void delCurs();
	void hangOnCurs(uint16 frameCount);
	void hangOnCurs();
	void multiDump();
	void multiDump(uint16 x, uint16 y, uint8 width, uint8 height);
	void frameOutV(uint8 *dst, const uint8 *src, uint16 pitch, uint16 width, uint16 height, int16 x, int16 y);
	void frameOutNm(uint8 *dst, const uint8 *src, uint16 pitch, uint16 width, uint16 height, uint16 x, uint16 y);
	void frameOutBh(uint8 *dst, const uint8 *src, uint16 pitch, uint16 width, uint16 height, uint16 x, uint16 y);
	void frameOutFx(uint8 *dst, const uint8 *src, uint16 pitch, uint16 width, uint16 height, uint16 x, uint16 y);
	void workToScreen();
	void workToScreenCPP();
	void multiGet();
	void multiGet(uint8 *dst, uint16 x, uint16 y, uint8 width, uint8 height);
	void convertKey();
	void cls();
	void printSprites();
	void quickQuit();
	void readOneBlock();
	void printUnderMon();
	void seeCommandTail();
	void randomNumber();
	void quickQuit2();
	uint8 getNextWord(const Frame *charSet, const uint8 *string, uint8 *totalWidth, uint8 *charCount);
	void printBoth(const Frame* charSet, uint16 *x, uint16 y, uint8 c, uint8 nextChar);
	void printChar();
	void printChar(const Frame* charSet, uint16 *x, uint16 y, uint8 c, uint8 nextChar, uint8 *width, uint8 *height);
	void printChar(const Frame* charSet, uint16 x, uint16 y, uint8 c, uint8 nextChar, uint8 *width, uint8 *height);
	void printDirect();
	uint8 printDirect(const uint8** string, uint16 x, uint16 *y, uint8 maxWidth, bool centered);
	uint8 printDirect(const uint8* string, uint16 x, uint16 y, uint8 maxWidth, bool centered);
	void printMessage(uint16 x, uint16 y, uint8 index, uint8 maxWidth, bool centered);
	void printMessage();
	void useTimedText();
	void dumpTimedText();
	void setupTimedTemp();
	void setupTimedTemp(uint8 textIndex, uint8 voiceIndex, uint8 x, uint8 y, uint16 countToTimed, uint16 timeCount);
	void getUnderTimed();
	void putUnderTimed();
	uint8 printSlow(const uint8 *string, uint16 x, uint16 y, uint8 maxWidth, bool centered);
	void printSlow();
	void dumpTextLine();
	void getNumber();
	uint8 getNumber(const Frame *charSet, const uint8 *string, uint16 maxWidth, bool centered, uint16 *offset);
	uint8 kernChars(uint8 firstChar, uint8 secondChar, uint8 width);
	void oldToNames();
	void namesToOld();
	void loadPalFromIFF();
	void readHeader();
	void fillSpace();
	void startLoading(const Room &room);
	Sprite *spriteTable();
	void showFrame();
	void showFrame(const Frame *frameData, uint16 x, uint16 y, uint16 frameNumber, uint8 effectsFlag, uint8 *width, uint8 *height);
	void showFrame(const Frame *frameData, uint16 x, uint16 y, uint16 frameNumber, uint8 effectsFlag);
	void printASprite(const Sprite *sprite);
	void width160();
	void multiPut(const uint8 *src, uint16 x, uint16 y, uint8 width, uint8 height);
	void multiPut();
	void eraseOldObs();
	void clearSprites();
	Sprite *makeSprite(uint8 x, uint8 y, uint16 updateCallback, uint16 frameData, uint16 somethingInDi);
	void spriteUpdate();
	void initMan();
	void mainMan(Sprite *sprite);
	void faceRightWay();
	void walking(Sprite *sprite);
	void autoSetWalk();
	void checkDest(const RoomPaths *roomsPaths);
	void aboutTurn(Sprite *sprite);
	void backObject(Sprite *sprite);
	void constant(Sprite *sprite, SetObject *objData);
	void steady(Sprite *sprite, SetObject *objData);
	void random(Sprite *sprite, SetObject *objData);
	void doDoor(Sprite *sprite, SetObject *objData, Common::Rect check);
	void doorway(Sprite *sprite, SetObject *objData);
	void wideDoor(Sprite *sprite, SetObject *objData);
	void lockedDoorway(Sprite *sprite, SetObject *objData);
	void liftSprite(Sprite *sprite, SetObject *objData);
	Frame *findSource();
	void showGameReel();
	void showGameReel(ReelRoutine *routine);
	void showReelFrame(Reel *reel);
	const Frame *getReelFrameAX(uint16 frame);
	void turnPathOn(uint8 param);
	void turnPathOff(uint8 param);
	void turnPathOn();
	void turnPathOff();
	void turnAnyPathOn(uint8 param, uint8 room);
	void turnAnyPathOff(uint8 param, uint8 room);
	void turnAnyPathOn();
	void turnAnyPathOff();
	RoomPaths *getRoomsPaths();
	void makeBackOb(SetObject *objData);
	void modifyChar();
	void lockMon();
	void cancelCh0();
	void cancelCh1();
	void plotReel();
	Reel *getReelStart();
	void dealWithSpecial(uint8 firstParam, uint8 secondParam);
	void zoom();
	void crosshair();
	void showRain();
	void delTextLine();
	void commandOnly();
	void commandOnly(uint8 command);
	void doBlocks();
	void checkIfPerson();
	bool checkIfPerson(uint8 x, uint8 y);
	void checkIfFree();
	bool checkIfFree(uint8 x, uint8 y);
	void checkIfEx();
	bool checkIfEx(uint8 x, uint8 y);
	const uint8 *findObName(uint8 type, uint8 index);
	void copyName();
	void copyName(uint8 type, uint8 index, uint8 *dst);
	void commandWithOb();
	void commandWithOb(uint8 command, uint8 type, uint8 index);
	void showPanel();
	void updatePeople();
	void madmanText();
	void madMode();
	void moveMap(uint8 param);
	bool addAlong(const uint8 *mapFlags);
	bool addLength(const uint8 *mapFlags);
	void getDimension();
	void getDimension(uint8 *mapXstart, uint8 *mapYstart, uint8 *mapXsize, uint8 *mapYsize);
	void getMapAd();
	void calcMapAd();
	uint8 getMapAd(const uint8 *setData);
	uint8 getXAd(const uint8 *setData, uint8 *result);
	uint8 getYAd(const uint8 *setData, uint8 *result);
	void calcFrFrame();
	void calcFrFrame(uint8* width, uint8* height);
	void finalFrame();
	void finalFrame(uint16 *x, uint16 *y);
	void showAllObs();
	void blockNameText();
	void walkToText();
	void personNameText();
	void findXYFromPath();
	void findOrMake();
	void findOrMake(uint8 index, uint8 value, uint8 type);
	DynObject *getFreeAd(uint8 index);
	DynObject *getExAd(uint8 index);
	DynObject *getEitherAdCPP();
	SetObject *getSetAd(uint8 index);
	void *getAnyAd(uint8 *value1, uint8 *value2);
	void *getAnyAdDir(uint8 index, uint8 flag);
	void setAllChanges();
	void doChange(uint8 index, uint8 value, uint8 type);
	void deleteTaken();
	bool isCD();
	void placeSetObject();
	void placeSetObject(uint8 index);
	void removeSetObject();
	void removeSetObject(uint8 index);
	void showAllFree();
	void showAllEx();
	bool finishedWalkingCPP();
	void finishedWalking();
	void checkOne();
	void checkOne(uint8 x, uint8 y, uint8 *flag, uint8 *flagEx, uint8 *type, uint8 *flagX, uint8 *flagY);
	void getFlagUnderP();
	void getFlagUnderP(uint8 *flag, uint8 *flagEx);
	void walkAndExamine();
	void obName();
	void obName(uint8 command, uint8 commandType);
	void delPointer();
	void showBlink();
	void dumpBlink();
	void dumpPointer();
	void showPointer();
	void animPointer();
	void checkCoords();
	void checkCoords(const RectWithCallback *rectWithCallbacks);
	void readMouse();
	uint16 readMouseState();
	uint16 waitFrames();
	void drawFlags();
	void addToPeopleList();
	void addToPeopleList(ReelRoutine *routine);
	void getExPos();
	void panelToMap();
	void mapToPanel();
	void dumpMap();
	void obPicture();
	void transferInv();
	void obIcons();
	void compare();
	bool compare(uint8 index, uint8 flag, const char id[4]);
	bool pixelCheckSet(const ObjPos *pos, uint8 x, uint8 y);
	bool isItDescribed(const ObjPos *objPos);
	void checkIfSet();
	bool checkIfSet(uint8 x, uint8 y);
	void checkIfPathIsOn();
	bool checkIfPathIsOn(uint8 index);
	void isItWorn();
	bool isItWorn(const DynObject *object);
	void wornError();
	void makeWorn();
	void makeWorn(DynObject *object);
	void obToInv();
	void obToInv(uint8 index, uint8 flag, uint16 x, uint16 y);
	void showRyanPage();
	void findAllRyan();
	void findAllRyan(uint8 *inv);
	void fillRyan();
	void useRoutine();
	void hangOn();
	void hangOn(uint16 frameCount);
	void hangOnW();
	void hangOnW(uint16 frameCount);
	void hangOnP();
	void hangOnP(uint16 count);
	void showIcon();
	uint8 findNextColon(uint8 **string);
	void findNextColon();
	uint8 *getObTextStartCPP();
	void useText(const uint8 *string);
	void useText();
	void getBlockOfPixel();
	uint8 getBlockOfPixel(uint8 x, uint8 y);
	void bresenhams();
	void examineObText();
	void sortOutMap();
	void showCity();
	uint16 getPersFrame(uint8 index);
	void convIcons();
	void examineOb(bool examineAgain = true);
	void showWatch();
	void dumpWatch();
	void showTime();
	void roomName();
	void transferText();
	void initRain();
	Rain *splitIntoLines(uint8 x, uint8 y, Rain *rain);
	uint8 *mainPalette();
	uint8 *startPalette();
	uint8 *endPalette();
	void clearStartPal();
	void clearEndPal();
	void palToStartPal();
	void endPalToStart();
	void startPalToEnd();
	void palToEndPal();
	void fadeCalculation();
	void watchCount();
	void zoomIcon();
	void loadRoom();
	void getUnderMenu();
	void putUnderMenu();
	void textForMonk();
	void textForEnd();
	void readSetData();
	void loadRoomsSample();
	void fadeupYellows();
	void fadeupMonFirst();
	void printLogo();
	void loadMenu();
	void showMenu();
	void dumpMenu();
	void useMenu();
	void useMon();
	void scrollMonitor();
	void showCurrentFile();
	void input();
	void monPrint();
	const char *monPrint(const char *string);
	Frame *tempGraphics();
	Frame *tempGraphics2();
	Frame *tempGraphics3();
	void accessLightOn();
	void accessLightOff();
	void randomAccess(uint16 count);
	void randomAccess();
	void monMessage(uint8 index);
	void monMessage();
	void netError();
	void turnOnPower();
	void powerLightOn();
	void powerLightOff();
	void playChannel0();
	void playChannel0(uint8 index, uint8 repeat);
	void playChannel1();
	void playChannel1(uint8 index);
	void showMainOps();
	void showDiscOps();
	void createPanel();
	void createPanel2();
	void findRoomInLoc();
	void reelsOnScreen();
	void reconstruct();
	void look();
	void autoLook();
	void doLook();
	void useTempCharset();
	void useCharset1();
	void getBackFromOb();
	void showFirstUse();
	void showSecondUse();
	void actualSave();
	void actualLoad();
	void loadPosition(unsigned int slot);
	void savePosition(unsigned int slot, const uint8 *descbuf);
	void openForSave(unsigned int slot);
	bool openForLoad(unsigned int slot);
	uint16 allocateAndLoad(unsigned int size);
	void clearAndLoad(uint16 seg, uint8 c, unsigned int size, unsigned int maxSize);
	void loadRoomData(const Room &room, bool skipDat);
	void restoreAll();
	void restoreReels();
	void viewFolder();
	void checkFolderCoords();
	void loadFolder();
	void showFolder();
	void showLeftPage();
	void showRightPage();
	void nextFolder();
	void lastFolder();
	void folderHints();
	void folderExit();
	uint8 getLocation(uint8 index);
	void getLocation();
	void setLocation(uint8 index);
	void setLocation();
	const uint8 *getTextInFile1(uint16 index);
	void loadTempText();
	void loadTempText(const char *fileName);
	void loadTravelText();
	void drawFloor();
	void allocateBuffers();
	void workToScreenM();
	bool checkSpeed(ReelRoutine *routine);
	void checkSpeed();
	void sparkyDrip(ReelRoutine &routine);
	void otherSmoker(ReelRoutine &routine);
	void gamer(ReelRoutine &routine);
	void eden(ReelRoutine &routine);
	void sparky(ReelRoutine &routine);
	void femaleFan(ReelRoutine &routine);
	void maleFan(ReelRoutine &routine);
	void singleKey(uint8 key, uint16 x, uint16 y);
	void showKeypad();
	void showOuterPad();
	void buttonOne();
	void buttonTwo();
	void buttonThree();
	void buttonFour();
	void buttonFive();
	void buttonSix();
	void buttonSeven();
	void buttonEight();
	void buttonNine();
	void buttonNought();
	void buttonEnter();
	void buttonPress(uint8 buttonId);
	void addToPressList();
	bool isItRight(uint8 digit0, uint8 digit1, uint8 digit2, uint8 digit3);
	void enterCode(uint8 digit0, uint8 digit1, uint8 digit2, uint8 digit3);
	void enterCode();
	unsigned int scanForNames();