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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 TOLTECS_SCRIPT_H
#define TOLTECS_SCRIPT_H
#include "common/func.h"
namespace Toltecs {
const int kMaxScriptSlots = 50;
const int kScriptStackSize = 4096 + 4;
enum VarType {
vtByte,
vtWord
};
typedef Common::Functor0<void> ScriptFunction;
class ScriptInterpreter {
public:
ScriptInterpreter(ToltecsEngine *vm);
~ScriptInterpreter();
void loadScript(uint resIndex, uint slotIndex);
void setMainScript(uint slotIndex);
void runScript();
byte *getSlotData(int slotIndex) const { return _slots[slotIndex].data; }
VarType getGameVarType(uint variable);
int16 getGameVar(uint variable);
void setGameVar(uint variable, int16 value);
void saveState(Common::WriteStream *out);
void loadState(Common::ReadStream *in);
protected:
struct ScriptRegs {
int16 reg0;
int16 reg1;
int16 reg2;
int16 reg3;
int16 reg4;
int16 reg5;
int16 reg6;
int16 sp;
int16 reg8;
};
struct ScriptSlot {
byte *data;
int32 size;
uint resIndex;
};
ToltecsEngine *_vm;
Common::Array<const ScriptFunction *> _scriptFuncs;
Common::Array<const char *> _scriptFuncNames;
byte *_stack;
byte *_code, *_subCode;
byte *_localData;
bool _switchLocalDataNear, _switchLocalDataFar, _switchLocalDataToStack;
bool _cmpBitTest;
ScriptSlot _slots[kMaxScriptSlots];
ScriptRegs _regs;
int16 _savedSp;
byte readByte();
int16 readInt16();
void execOpcode(byte opcode);
void setupScriptFunctions();
void execScriptFunction(uint16 index);
byte arg8(int16 offset);
int16 arg16(int16 offset);
void pushInt16(int16 value);
int16 popInt16();
void localWrite8(int16 offset, byte value);
byte localRead8(int16 offset);
void localWrite16(int16 offset, int16 value);
int16 localRead16(int16 offset);
byte *localPtr(int16 offset);
void sfNop();
void sfGetGameVar();
void sfSetGameVar();
void sfUpdateScreen();
void sfGetRandomNumber();
void sfDrawGuiTextMulti();
void sfUpdateVerbLine();
void sfSetFontColor();
void sfGetTalkTextDuration();
void sfTalk();
void sfFindPaletteFragment();
void sfClearPaletteFragments();
void sfAddPaletteFragment();
void sfSetDeltaAnimPalette();
void sfSetUnkPaletteEffect();
void sfBuildColorTransTable();
void sfSetDeltaMainPalette();
void sfLoadScript();
void sfRegisterFont();
void sfLoadAddPalette();
void sfLoadScene();
void sfSetGuiHeight();
void sfFindMouseInRectIndex1();
void sfFindMouseInRectIndex2();
void sfDrawGuiImage();
void sfAddAnimatedSpriteNoLoop();
void sfAddAnimatedSprite();
void sfAddStaticSprite();
void sfAddAnimatedSpriteScaled();
void sfFindPath();
void sfWalk();
void sfScrollCameraUp();
void sfScrollCameraDown();
void sfScrollCameraLeft();
void sfScrollCameraRight();
void sfScrollCameraUpEx();
void sfScrollCameraDownEx();
void sfScrollCameraLeftEx();
void sfScrollCameraRightEx();
void sfSetCamera();
void sfGetCameraChanged();
void sfGetRgbModifiertAtPoint();
void sfStartAnim();
void sfAnimNextFrame();
void sfGetAnimFrameNumber();
void sfGetAnimStatus();
void sfStartShakeScreen();
void sfStopShakeScreen();
void sfStartSequence();
void sfEndSequence();
void sfSetSequenceVolume();
void sfPlayPositionalSound();
void sfPlaySound2();
void sfClearScreen();
void sfHandleInput();
void sfRunOptionsScreen();
void sfPrecacheSprites();
void sfPrecacheSounds1();
void sfDeletePrecachedFiles();
void sfPrecacheSounds2();
void sfRestoreStackPtr();
void sfSaveStackPtr();
void sfPlayMovie();
};
} // End of namespace Toltecs
#endif /* TOLTECS_H */
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