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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 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.
 *
 */
#ifndef SLUDGER_H
#define SLUDGER_H

#include <stdint.h>

#include "variable.h"
#include "csludge.h"
#include "language.h"

#ifndef _WIN32
typedef struct _FILETIME {
	uint32_t dwLowDateTime;
	uint32_t dwHighDateTime;
} FILETIME;
#endif


struct eventHandlers {
	int leftMouseFunction;
	int leftMouseUpFunction;
	int rightMouseFunction;
	int rightMouseUpFunction;
	int moveMouseFunction;
	int focusFunction;
	int spaceFunction;
};

struct lineOfCode {
	sludgeCommand               theCommand;
	int32_t                     param;
};

struct loadedFunction {
	int                         originalNumber;
	lineOfCode                 *compiledLines;
	int                         numLocals, timeLeft, numArgs;
	variable                   *localVars;
	variableStack              *stack;
	variable                    reg;
	unsigned int                runThisLine;
	loadedFunction             *calledBy;
	loadedFunction             *next;
	bool                        returnSomething, isSpeech, unfreezable, cancelMe;
	unsigned char               freezerLevel;
};

struct inputType {
	bool leftClick, rightClick, justMoved, leftRelease, rightRelease;
	int mouseX, mouseY, keyPressed;
};

extern unsigned char *gameIcon;
extern int iconW, iconH;


bool initSludge(char *);
void sludgeDisplay();
int startNewFunctionNum(unsigned int, unsigned int, loadedFunction *, variableStack*&, bool = true);
bool handleInput();
void restartFunction(loadedFunction *fun);
bool loadFunctionCode(loadedFunction *newFunc);
#if ALLOW_FILE
void loadHandlers(FILE *fp);
void saveHandlers(FILE *fp);
#endif
void finishFunction(loadedFunction *fun);
void abortFunction(loadedFunction *fun);
#if ALLOW_FILE
FILE *openAndVerify(char *filename, char extra1, char extra2, const char *er, int &fileVersion);
#endif
void freezeSubs();
void unfreezeSubs();
void completeTimers();
void killSpeechTimers();
int cancelAFunction(int funcNum, loadedFunction *myself, bool &killedMyself);

#endif