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/* Copyright (C) 1994-2005 Revolution Software Ltd
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* $Header$
*/
#include "common/stdafx.h"
#include "sword2/sword2.h"
#include "sword2/defs.h"
#include "sword2/console.h"
#include "sword2/interpreter.h"
#include "sword2/logic.h"
#include "sword2/memory.h"
#include "sword2/resman.h"
#define Debug_Printf _vm->_debugger->DebugPrintf
namespace Sword2 {
void Logic::sendEvent(uint32 id, uint32 interact_id) {
for (int i = 0; i < MAX_events; i++) {
if (_eventList[i].id == id || !_eventList[i].id) {
_eventList[i].id = id;
_eventList[i].interact_id = interact_id;
return;
}
}
error("sendEvent() ran out of event slots");
}
void Logic::setPlayerActionEvent(uint32 id, uint32 interact_id) {
// Full script id of action script number 2
sendEvent(id, (interact_id << 16) | 2);
}
int Logic::checkEventWaiting(void) {
for (int i = 0; i < MAX_events; i++) {
if (_eventList[i].id == _scriptVars[ID])
return 1;
}
return 0;
}
void Logic::startEvent(void) {
// call this from stuff like fnWalk
// you must follow with a return IR_TERMINATE
for (int i = 0; i < MAX_events; i++) {
if (_eventList[i].id == _scriptVars[ID]) {
logicOne(_eventList[i].interact_id);
_eventList[i].id = 0;
return;
}
}
error("startEvent() can't find event for id %d", _scriptVars[ID]);
}
void Logic::clearEvent(uint32 id) {
for (int i = 0; i < MAX_events; i++) {
if (_eventList[i].id == id) {
_eventList[i].id = 0;
return;
}
}
}
void Logic::killAllIdsEvents(uint32 id) {
for (int i = 0; i < MAX_events; i++) {
if (_eventList[i].id == id)
_eventList[i].id = 0;
}
}
int32 Logic::fnRequestSpeech(int32 *params) {
// change current script - must be followed by a TERMINATE script
// directive
// params: 0 id of target to catch the event and startup speech
// servicing
// Full script id to interact with - megas run their own 7th script
sendEvent(params[0], (params[0] << 16) | 6);
return IR_CONT;
}
int32 Logic::fnSetPlayerActionEvent(int32 *params) {
// we want to intercept the player character and have him interact
// with an object - from script this code is the same as the mouse
// engine calls when you click on an object - here, a third party
// does the clicking IYSWIM
// note - this routine used CUR_PLAYER_ID as the target
// params: 0 id to interact with
setPlayerActionEvent(CUR_PLAYER_ID, params[0]);
return IR_CONT;
}
int32 Logic::fnSendEvent(int32 *params) {
// we want to intercept the player character and have him interact
// with an object - from script
// params: 0 id to receive event
// 1 script to run
sendEvent(params[0], params[1]);
return IR_CONT;
}
int32 Logic::fnCheckEventWaiting(int32 *params) {
// params: none
_scriptVars[RESULT] = checkEventWaiting();
return IR_CONT;
}
// like fnCheckEventWaiting, but starts the event rather than setting RESULT
// to 1
int32 Logic::fnCheckForEvent(int32 *params) {
// params: none
if (checkEventWaiting()) {
startEvent();
return IR_TERMINATE;
}
return IR_CONT;
}
// combination of fnPause and fnCheckForEvent
// - ie. does a pause, but also checks for event each cycle
int32 Logic::fnPauseForEvent(int32 *params) {
// params: 0 pointer to object's logic structure
// 1 number of game-cycles to pause
ObjectLogic *ob_logic = (ObjectLogic *) _vm->_memory->decodePtr(params[0]);
if (checkEventWaiting()) {
ob_logic->looping = 0;
startEvent();
return IR_TERMINATE;
}
return fnPause(params);
}
int32 Logic::fnClearEvent(int32 *params) {
// params: none
clearEvent(_scriptVars[ID]);
return IR_CONT;
}
int32 Logic::fnStartEvent(int32 *params) {
// params: none
startEvent();
return IR_TERMINATE;
}
// For the debugger
uint32 Logic::countEvents(void) {
uint32 count = 0;
for (int i = 0; i < MAX_events; i++) {
if (_eventList[i].id)
count++;
}
return count;
}
void Logic::printEventList(void) {
Debug_Printf("EVENT LIST:\n");
for (uint32 i = 0; i < MAX_events; i++) {
if (_eventList[i].id) {
byte buf[NAME_LEN];
uint32 target = _eventList[i].id;
uint32 script = _eventList[i].interact_id;
Debug_Printf("slot %2d: id = %s (%d)\n", i, _vm->fetchObjectName(target, buf), target);
Debug_Printf(" script = %s (%d) pos %d\n", _vm->fetchObjectName(script / 65536, buf), script / 65536, script % 65536);
}
}
}
} // End of namespace Sword2
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