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|
/* ScummVM - Scumm Interpreter
* Copyright (C) 2006 The ScummVM project
*
* 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.
*
* $URL$
* $Id$
*
*/
#include "parallaction/parallaction.h"
#include "parallaction/parser.h"
#include "parallaction/commands.h"
#include "parallaction/zone.h"
namespace Parallaction {
#define CMD_SET 1
#define CMD_CLEAR 2
#define CMD_START 3
#define CMD_SPEAK 4
#define CMD_GET 5
#define CMD_LOCATION 6
#define CMD_OPEN 7
#define CMD_CLOSE 8
#define CMD_ON 9
#define CMD_OFF 10
#define CMD_CALL 11
#define CMD_TOGGLE 12
#define CMD_DROP 13
#define CMD_QUIT 14
#define CMD_MOVE 15
#define CMD_STOP 16
Command *parseCommands(ArchivedFile *file) {
// printf("parseCommands()");
Node root;
memset(&root, 0, sizeof(root));
parseFillBuffers();
while (scumm_stricmp(_tokens[0], "ENDCOMMANDS") && scumm_stricmp(_tokens[0], "ENDZONE")) {
// printf("token[0] = %s", _tokens[0]);
Command *cmd = (Command*)memAlloc(sizeof(Command));
memset(cmd, 0, sizeof(Command));
cmd->_id = _vm->searchTable(_tokens[0], commands_names);
uint16 _si = 1;
// printf("cmd id = %i", cmd->_id);
switch (cmd->_id) {
case CMD_SET: // set
case CMD_CLEAR: // clear
case CMD_TOGGLE: // toggle
if (_vm->searchTable(_tokens[1], const_cast<const char **>(_globalTable)) == -1) {
do {
char _al = _vm->searchTable(_tokens[_si], const_cast<const char **>(_localFlagNames));
_si++;
cmd->u._flags |= 1 << (_al - 1);
} while (!scumm_stricmp(_tokens[_si++], "|"));
_si--;
} else {
cmd->u._flags |= kFlagsGlobal;
do {
char _al = _vm->searchTable(_tokens[1], const_cast<const char **>(_globalTable));
_si++;
cmd->u._flags |= 1 << (_al - 1);
} while (!scumm_stricmp(_tokens[_si++], "|"));
_si--;
}
break;
case CMD_START: // start
case CMD_STOP: // stop
cmd->u._animation = findAnimation(_tokens[_si]);
_si++;
if (cmd->u._animation == NULL) {
strcpy(_forwardedAnimationNames[_numForwards], _tokens[_si-1]);
_forwardedCommands[_numForwards] = cmd;
_numForwards++;
}
break;
case CMD_SPEAK: // speak
case CMD_GET: // get
case CMD_OPEN: // open
case CMD_CLOSE: // close
case CMD_ON: // on
case CMD_OFF: // off
cmd->u._zone = findZone(_tokens[_si]);
_si++;
break;
case CMD_LOCATION: // location
cmd->u._string = (char*)memAlloc(strlen(_tokens[_si])+1);
strcpy(cmd->u._string, _tokens[_si]);
_si++;
break;
case CMD_CALL: // call
cmd->u._callable = _vm->searchTable(_tokens[_si], _callableNames) - 1;
_si++;
break;
case CMD_DROP: // drop
cmd->u._object = _vm->searchTable(_tokens[_si], const_cast<const char **>(_objectsNames));
_si++;
break;
case CMD_QUIT: // quit
break;
case CMD_MOVE: // move
cmd->u._move._x = atoi(_tokens[_si]);
_si++;
cmd->u._move._y = atoi(_tokens[_si]);
_si++;
break;
}
if (!scumm_stricmp(_tokens[_si], "flags")) {
_si++;
do {
if (!scumm_stricmp(_tokens[_si], "exit") || !scumm_stricmp(_tokens[_si], "exittrap")) {
cmd->_flagsOn |= kFlagsExit;
} else
if (!scumm_stricmp(_tokens[_si], "enter") || !scumm_stricmp(_tokens[_si], "entertrap")) {
cmd->_flagsOn |= kFlagsEnter;
} else
if (!scumm_strnicmp(_tokens[_si], "no", 2)) {
byte _al = _vm->searchTable(&_tokens[_si][2], const_cast<const char **>(_localFlagNames));
cmd->_flagsOff |= 1 << (_al - 1);
} else {
byte _al = _vm->searchTable(_tokens[_si], const_cast<const char **>(_localFlagNames));
cmd->_flagsOn |= 1 << (_al - 1);
}
_si++;
} while (!scumm_stricmp(_tokens[_si++], "|"));
}
if (!scumm_stricmp(_tokens[_si], "gflags")) {
_si++;
cmd->_flagsOn |= kFlagsGlobal;
do {
if (!scumm_stricmp(_tokens[_si], "exit")) {
cmd->_flagsOn |= kFlagsExit;
} else
if (!scumm_stricmp(_tokens[_si], "enter")) {
cmd->_flagsOn |= kFlagsEnter;
} else
if (!scumm_strnicmp(_tokens[_si], "no", 2)) {
byte _al = _vm->searchTable(&_tokens[_si][2], const_cast<const char **>(_globalTable));
cmd->_flagsOff |= 1 << (_al - 1);
} else {
byte _al = _vm->searchTable(_tokens[_si], const_cast<const char **>(_localFlagNames));
cmd->_flagsOn |= 1 << (_al - 1);
}
_si++;
} while (!scumm_stricmp(_tokens[_si++], "|"));
}
addNode(&root, &cmd->_node);
parseFillBuffers();
}
return (Command*)root._next;
}
void freeCommands(Command *list) {
Command *cmd = list;
while (cmd) {
Command *v4 = (Command*)cmd->_node._next;
if (cmd->_id == 6) memFree(cmd->u._zone); // open
memFree(cmd);
cmd = v4;
}
return;
}
void runCommands(Command *list, Zone *z) {
debugC(1, kDebugLocation, "runCommands");
Command *cmd = list;
for ( ; cmd; cmd = (Command*)cmd->_node._next) {
CommandData *u = &cmd->u;
uint32 v8 = _localFlags[_vm->_currentLocationIndex];
if (_engineFlags & kEngineQuit)
break;
if (cmd->_flagsOn & kFlagsGlobal) {
v8 = _commandFlags | kFlagsGlobal;
}
if ((cmd->_flagsOn & v8) != cmd->_flagsOn) continue;
if ((cmd->_flagsOff & ~v8) != cmd->_flagsOff) continue;
debugC(1, kDebugLocation, "runCommands: %s (on: %x, off: %x)", commands_names[cmd->_id-1], cmd->_flagsOn, cmd->_flagsOff);
switch (cmd->_id) {
case CMD_SET: // set
if (cmd->u._flags & kFlagsGlobal) {
cmd->u._flags &= ~kFlagsGlobal;
_commandFlags |= cmd->u._flags;
} else {
_localFlags[_vm->_currentLocationIndex] |= cmd->u._flags;
}
break;
case CMD_CLEAR: // clear
if (cmd->u._flags & kFlagsGlobal) {
cmd->u._flags &= ~kFlagsGlobal;
_commandFlags &= ~cmd->u._flags;
} else {
_localFlags[_vm->_currentLocationIndex] &= ~cmd->u._flags;
}
break;
case CMD_TOGGLE: // toggle
if (cmd->u._flags & kFlagsGlobal) {
cmd->u._flags &= ~kFlagsGlobal;
_commandFlags ^= cmd->u._flags;
} else {
_localFlags[_vm->_currentLocationIndex] ^= cmd->u._flags;
}
break;
case CMD_START: // start
cmd->u._zone->_flags |= kFlagsActing;
break;
case CMD_STOP: // stop
cmd->u._zone->_flags &= ~kFlagsActing;
break;
case CMD_SPEAK: // speak
_activeZone = u->_zone;
break;
case CMD_GET: // get
u->_zone->_flags &= ~kFlagsFixed;
if (!runZone(u->_zone)) {
runCommands(u->_zone->_commands);
}
break;
case CMD_DROP: // drop
dropItem( u->_object );
break;
case CMD_OPEN: // open
u->_zone->_flags &= ~kFlagsClosed;
if (u->_zone->u.door->_cnv._count != 0) {
addJob(&jobToggleDoor, (void*)u->_zone, kPriority18 );
}
break;
case CMD_CLOSE: // close
u->_zone->_flags |= kFlagsClosed;
break;
case CMD_ON: // on
u->_zone->_flags &= ~kFlagsRemove;
u->_zone->_flags |= kFlagsActive;
if ((u->_zone->_type & 0xFFFF) == kZoneGet) {
addJob(&jobDisplayDroppedItem, u->_zone, kPriority17 );
}
break;
case CMD_OFF: // off
u->_zone->_flags |= kFlagsRemove;
break;
case CMD_LOCATION: // location
strcpy(_location, u->_string);
_engineFlags |= kEngineChangeLocation;
break;
case CMD_CALL: // call
_callables[u->_callable](z);
break;
case CMD_QUIT: // quit
_engineFlags |= kEngineQuit;
break;
case CMD_MOVE: { // move
if ((_yourself._zone._flags & kFlagsRemove) || (_yourself._zone._flags & kFlagsActive) == 0) {
continue;
}
WalkNode *vC = buildWalkPath(u->_move._x, u->_move._y);
addJob(&jobWalk, vC, kPriority19 );
_engineFlags |= kEngineWalking;
}
break;
}
}
debugC(1, kDebugLocation, "runCommands completed");
return;
}
} // namespace Parallaction
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