Initial commit
This commit is contained in:
199
engines/draci/script.h
Normal file
199
engines/draci/script.h
Normal file
@@ -0,0 +1,199 @@
|
||||
/* 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 DRACI_SCRIPT_H
|
||||
#define DRACI_SCRIPT_H
|
||||
|
||||
#include "common/array.h"
|
||||
#include "common/stream.h"
|
||||
|
||||
namespace Common {
|
||||
class ReadStream;
|
||||
}
|
||||
|
||||
namespace Draci {
|
||||
|
||||
enum {
|
||||
/** The maximum number of parameters for a GPL command */
|
||||
kMaxParams = 3,
|
||||
|
||||
kNumCommands = 55
|
||||
};
|
||||
|
||||
class DraciEngine;
|
||||
class Script;
|
||||
|
||||
typedef void (Script::*GPLHandler)(const Common::Array<int> &);
|
||||
typedef int (Script::*GPLOperatorHandler)(int, int) const;
|
||||
typedef int (Script::*GPLFunctionHandler)(int) const;
|
||||
|
||||
/**
|
||||
* Represents a single command in the GPL scripting language bytecode.
|
||||
* Each command is represented in the bytecode by a command number and a
|
||||
* subnumber.
|
||||
*/
|
||||
enum GPL2ParameterType {
|
||||
kGPL2Num = 1,
|
||||
kGPL2Str = 2,
|
||||
kGPL2Ident = 3,
|
||||
kGPL2Math = 4
|
||||
};
|
||||
|
||||
struct GPL2Command {
|
||||
byte _number;
|
||||
byte _subNumber;
|
||||
const char *_name;
|
||||
uint16 _numParams;
|
||||
GPL2ParameterType _paramTypes[kMaxParams];
|
||||
GPLHandler _handler;
|
||||
};
|
||||
|
||||
struct GPL2Operator {
|
||||
GPLOperatorHandler _handler;
|
||||
const char *_name;
|
||||
};
|
||||
|
||||
struct GPL2Function {
|
||||
GPLFunctionHandler _handler;
|
||||
const char *_name;
|
||||
};
|
||||
|
||||
/**
|
||||
* A convenience data type that holds both the actual bytecode and the
|
||||
* length of the bytecode. Passed to Script::run().
|
||||
*/
|
||||
struct GPL2Program {
|
||||
GPL2Program() : _bytecode(NULL), _length(0) {}
|
||||
|
||||
byte *_bytecode;
|
||||
uint16 _length;
|
||||
};
|
||||
|
||||
class Animation;
|
||||
class GameObject;
|
||||
|
||||
class Script {
|
||||
|
||||
public:
|
||||
Script(DraciEngine *vm) : _vm(vm), _jump(0), _endProgram(false) { setupCommandList(); }
|
||||
|
||||
void run(const GPL2Program &program, uint16 offset);
|
||||
void runWrapper(const GPL2Program &program, uint16 offset, bool disableCursor, bool releaseAnims);
|
||||
bool testExpression(const GPL2Program &program, uint16 offset) const;
|
||||
void endCurrentProgram(bool value) { _endProgram = value; }
|
||||
bool shouldEndProgram() const { return _endProgram; }
|
||||
|
||||
private:
|
||||
int _jump;
|
||||
bool _endProgram;
|
||||
|
||||
/** List of all GPL commands. Initialized in the constructor. */
|
||||
const GPL2Command *_commandList;
|
||||
const GPL2Operator *_operatorList;
|
||||
const GPL2Function *_functionList;
|
||||
|
||||
void c_If(const Common::Array<int> ¶ms);
|
||||
void c_Goto(const Common::Array<int> ¶ms);
|
||||
void c_Let(const Common::Array<int> ¶ms);
|
||||
void load(const Common::Array<int> ¶ms);
|
||||
void start(const Common::Array<int> ¶ms);
|
||||
void loadMusic(const Common::Array<int> ¶ms);
|
||||
void startMusic(const Common::Array<int> ¶ms);
|
||||
void stopMusic(const Common::Array<int> ¶ms);
|
||||
void mark(const Common::Array<int> ¶ms);
|
||||
void release(const Common::Array<int> ¶ms);
|
||||
void icoStat(const Common::Array<int> ¶ms);
|
||||
void objStat(const Common::Array<int> ¶ms);
|
||||
void objStatOn(const Common::Array<int> ¶ms);
|
||||
void execInit(const Common::Array<int> ¶ms);
|
||||
void execLook(const Common::Array<int> ¶ms);
|
||||
void execUse(const Common::Array<int> ¶ms);
|
||||
void stayOn(const Common::Array<int> ¶ms);
|
||||
void walkOn(const Common::Array<int> ¶ms);
|
||||
void walkOnPlay(const Common::Array<int> ¶ms);
|
||||
void play(const Common::Array<int> ¶ms);
|
||||
void startPlay(const Common::Array<int> ¶ms);
|
||||
void justTalk(const Common::Array<int> ¶ms);
|
||||
void justStay(const Common::Array<int> ¶ms);
|
||||
void newRoom(const Common::Array<int> ¶ms);
|
||||
void talk(const Common::Array<int> ¶ms);
|
||||
void loadMap(const Common::Array<int> ¶ms);
|
||||
void roomMap(const Common::Array<int> ¶ms);
|
||||
void disableQuickHero(const Common::Array<int> ¶ms);
|
||||
void enableQuickHero(const Common::Array<int> ¶ms);
|
||||
void disableSpeedText(const Common::Array<int> ¶ms);
|
||||
void enableSpeedText(const Common::Array<int> ¶ms);
|
||||
void dialogue(const Common::Array<int> ¶ms);
|
||||
void exitDialogue(const Common::Array<int> ¶ms);
|
||||
void resetDialogue(const Common::Array<int> ¶ms);
|
||||
void resetDialogueFrom(const Common::Array<int> ¶ms);
|
||||
void resetBlock(const Common::Array<int> ¶ms);
|
||||
void setPalette(const Common::Array<int> ¶ms);
|
||||
void blackPalette(const Common::Array<int> ¶ms);
|
||||
void fadePalette(const Common::Array<int> ¶ms);
|
||||
void fadePalettePlay(const Common::Array<int> ¶ms);
|
||||
void loadPalette(const Common::Array<int> ¶ms);
|
||||
void quitGame(const Common::Array<int> ¶ms);
|
||||
void pushNewRoom(const Common::Array<int> ¶ms);
|
||||
void popNewRoom(const Common::Array<int> ¶ms);
|
||||
|
||||
int operAnd(int op1, int op2) const;
|
||||
int operOr(int op1, int op2) const;
|
||||
int operXor(int op1, int op2) const;
|
||||
int operSub(int op1, int op2) const;
|
||||
int operAdd(int op1, int op2) const;
|
||||
int operDiv(int op1, int op2) const;
|
||||
int operMul(int op1, int op2) const;
|
||||
int operEqual(int op1, int op2) const;
|
||||
int operNotEqual(int op1, int op2) const;
|
||||
int operGreater(int op1, int op2) const;
|
||||
int operLess(int op1, int op2) const;
|
||||
int operGreaterOrEqual(int op1, int op2) const;
|
||||
int operLessOrEqual(int op1, int op2) const;
|
||||
int operMod(int op1, int op2) const;
|
||||
|
||||
int funcRandom(int n) const;
|
||||
int funcNot(int n) const;
|
||||
int funcIsIcoOn(int iconID) const;
|
||||
int funcIcoStat(int iconID) const;
|
||||
int funcActIco(int iconID) const;
|
||||
int funcIsIcoAct(int iconID) const;
|
||||
int funcIsObjOn(int objID) const;
|
||||
int funcIsObjOff(int objID) const;
|
||||
int funcIsObjAway(int objID) const;
|
||||
int funcActPhase(int objID) const;
|
||||
int funcObjStat(int objID) const;
|
||||
int funcLastBlock(int blockID) const;
|
||||
int funcAtBegin(int yesno) const;
|
||||
int funcBlockVar(int blockID) const;
|
||||
int funcHasBeen(int blockID) const;
|
||||
int funcMaxLine(int lines) const;
|
||||
|
||||
void setupCommandList();
|
||||
const GPL2Command *findCommand(byte num, byte subnum) const;
|
||||
int handleMathExpression(Common::ReadStream *reader) const;
|
||||
|
||||
DraciEngine *_vm;
|
||||
};
|
||||
|
||||
} // End of namespace Draci
|
||||
|
||||
#endif // DRACI_SCRIPT_H
|
||||
Reference in New Issue
Block a user