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2026-02-02 04:50:13 +01:00

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4.7 KiB
C++

/* 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 TWINE_SCRIPTMOVE_H
#define TWINE_SCRIPTMOVE_H
#include "common/scummsys.h"
#include "twine/scene/actor.h"
namespace TwinE {
struct MoveScriptContext {
int32 actorIdx;
ActorStruct *actor;
int32 bigSampleRepeat = 1;
Common::MemorySeekableReadWriteStream stream;
MoveScriptContext(int32 _actorIdx, ActorStruct *_actor) : actorIdx(_actorIdx), actor(_actor), stream(actor->_ptrTrack, actor->_moveScriptSize) {
assert(actor->_offsetTrack >= 0);
stream.skip(actor->_offsetTrack);
}
void undo(int32 bytes) {
assert(bytes >= 0);
// the additional 1 byte is for the opcode
stream.rewind(bytes + 1);
}
};
/**
* Returns @c -1 Need implementation, @c 0 Condition false, @c 1 - Condition true
*/
typedef int32 ScriptMoveFunc(TwinEEngine *engine, MoveScriptContext &ctx);
struct ScriptMoveFunction {
const char *name;
ScriptMoveFunc *function;
};
class ScriptMove {
private:
TwinEEngine *_engine;
const ScriptMoveFunction* _functionMap;
size_t _functionMapSize;
public:
static int32 mEMPTY(TwinEEngine *engine, MoveScriptContext &ctx);
static int32 mEND(TwinEEngine *engine, MoveScriptContext &ctx);
static int32 mNOP(TwinEEngine *engine, MoveScriptContext &ctx);
static int32 mBODY(TwinEEngine *engine, MoveScriptContext &ctx);
static int32 mANIM(TwinEEngine *engine, MoveScriptContext &ctx);
static int32 mGOTO_POINT(TwinEEngine *engine, MoveScriptContext &ctx);
static int32 mWAIT_ANIM(TwinEEngine *engine, MoveScriptContext &ctx);
static int32 mLOOP(TwinEEngine *engine, MoveScriptContext &ctx);
static int32 mANGLE(TwinEEngine *engine, MoveScriptContext &ctx);
static int32 mPOS_POINT(TwinEEngine *engine, MoveScriptContext &ctx);
static int32 mLABEL(TwinEEngine *engine, MoveScriptContext &ctx);
static int32 mGOTO(TwinEEngine *engine, MoveScriptContext &ctx);
static int32 mSTOP(TwinEEngine *engine, MoveScriptContext &ctx);
static int32 mGOTO_SYM_POINT(TwinEEngine *engine, MoveScriptContext &ctx);
static int32 mWAIT_NUM_ANIM(TwinEEngine *engine, MoveScriptContext &ctx);
static int32 mSAMPLE(TwinEEngine *engine, MoveScriptContext &ctx);
static int32 mGOTO_POINT_3D(TwinEEngine *engine, MoveScriptContext &ctx);
static int32 mSPEED(TwinEEngine *engine, MoveScriptContext &ctx);
static int32 mBACKGROUND(TwinEEngine *engine, MoveScriptContext &ctx);
static int32 mWAIT_NUM_SECOND(TwinEEngine *engine, MoveScriptContext &ctx);
static int32 mNO_BODY(TwinEEngine *engine, MoveScriptContext &ctx);
static int32 mBETA(TwinEEngine *engine, MoveScriptContext &ctx);
static int32 mOPEN_GENERIC(TwinEEngine *engine, MoveScriptContext &ctx, int32 angle);
static int32 mOPEN_LEFT(TwinEEngine *engine, MoveScriptContext &ctx);
static int32 mOPEN_RIGHT(TwinEEngine *engine, MoveScriptContext &ctx);
static int32 mOPEN_UP(TwinEEngine *engine, MoveScriptContext &ctx);
static int32 mOPEN_DOWN(TwinEEngine *engine, MoveScriptContext &ctx);
static int32 mCLOSE(TwinEEngine *engine, MoveScriptContext &ctx);
static int32 mWAIT_DOOR(TwinEEngine *engine, MoveScriptContext &ctx);
static int32 mSAMPLE_RND(TwinEEngine *engine, MoveScriptContext &ctx);
static int32 mSAMPLE_ALWAYS(TwinEEngine *engine, MoveScriptContext &ctx);
static int32 mSAMPLE_STOP(TwinEEngine *engine, MoveScriptContext &ctx);
static int32 mPLAY_FLA(TwinEEngine *engine, MoveScriptContext &ctx);
static int32 mREPEAT_SAMPLE(TwinEEngine *engine, MoveScriptContext &ctx);
static int32 mSIMPLE_SAMPLE(TwinEEngine *engine, MoveScriptContext &ctx);
static int32 mFACE_HERO(TwinEEngine *engine, MoveScriptContext &ctx);
static int32 mANGLE_RND(TwinEEngine *engine, MoveScriptContext &ctx);
public:
ScriptMove(TwinEEngine *engine, const ScriptMoveFunction* functionMap, size_t entries);
virtual ~ScriptMove() {}
/**
* Process actor move script
* @param actorIdx Current processed actor index
*/
void doTrack(int32 actorIdx);
};
} // namespace TwinE
#endif