1 /* ScummVM - Graphic Adventure Engine
2 *
3 * ScummVM is the legal property of its developers, whose names
4 * are too numerous to list here. Please refer to the COPYRIGHT
5 * file distributed with this source distribution.
6 *
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * as published by the Free Software Foundation; either version 2
10 * of the License, or (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
20 *
21 */
22
23
24 #include "sword1/eventman.h"
25 #include "sword1/sworddefs.h"
26 #include "common/textconsole.h"
27 #include "common/util.h"
28
29 namespace Sword1 {
30
EventManager()31 EventManager::EventManager() {
32 for (uint8 cnt = 0; cnt < TOTAL_EVENT_SLOTS; cnt++)
33 _eventPendingList[cnt].delay = _eventPendingList[cnt].eventNumber = 0;
34 }
35
serviceGlobalEventList()36 void EventManager::serviceGlobalEventList() {
37 for (uint8 slot = 0; slot < TOTAL_EVENT_SLOTS; slot++)
38 if (_eventPendingList[slot].delay)
39 _eventPendingList[slot].delay--;
40 }
41
checkForEvent(Object * compact)42 void EventManager::checkForEvent(Object *compact) {
43 for (uint8 objCnt = 0; objCnt < O_TOTAL_EVENTS; objCnt++) {
44 if (compact->o_event_list[objCnt].o_event)
45 for (uint8 globCnt = 0; globCnt < TOTAL_EVENT_SLOTS; globCnt++) {
46 if (_eventPendingList[globCnt].delay &&
47 (_eventPendingList[globCnt].eventNumber == compact->o_event_list[objCnt].o_event)) {
48 compact->o_logic = LOGIC_script; //force into script mode
49 _eventPendingList[globCnt].delay = 0; //started, so remove from queue
50 compact->o_tree.o_script_level++;
51 compact->o_tree.o_script_id[compact->o_tree.o_script_level] =
52 compact->o_event_list[objCnt].o_event_script;
53 compact->o_tree.o_script_pc[compact->o_tree.o_script_level] =
54 compact->o_event_list[objCnt].o_event_script;
55 }
56 }
57 }
58 }
59
eventValid(int32 event)60 bool EventManager::eventValid(int32 event) {
61 for (uint8 slot = 0; slot < TOTAL_EVENT_SLOTS; slot++)
62 if ((_eventPendingList[slot].eventNumber == event) &&
63 (_eventPendingList[slot].delay))
64 return true;
65 return false;
66 }
67
fnCheckForEvent(Object * cpt,int32 id,int32 pause)68 int EventManager::fnCheckForEvent(Object *cpt, int32 id, int32 pause) {
69 if (pause) {
70 cpt->o_pause = pause;
71 cpt->o_logic = LOGIC_pause_for_event;
72 return SCRIPT_STOP;
73 }
74
75 for (uint8 objCnt = 0; objCnt < O_TOTAL_EVENTS; objCnt++) {
76 if (cpt->o_event_list[objCnt].o_event)
77 for (uint8 globCnt = 0; globCnt < TOTAL_EVENT_SLOTS; globCnt++) {
78 if (_eventPendingList[globCnt].delay &&
79 (_eventPendingList[globCnt].eventNumber == cpt->o_event_list[objCnt].o_event)) {
80 cpt->o_logic = LOGIC_script; //force into script mode
81 _eventPendingList[globCnt].delay = 0; //started, so remove from queue
82 cpt->o_tree.o_script_level++;
83 cpt->o_tree.o_script_id[cpt->o_tree.o_script_level] =
84 cpt->o_event_list[objCnt].o_event_script;
85 cpt->o_tree.o_script_pc[cpt->o_tree.o_script_level] =
86 cpt->o_event_list[objCnt].o_event_script;
87 return SCRIPT_STOP;
88 }
89 }
90 }
91 return SCRIPT_CONT;
92 }
93
fnIssueEvent(Object * compact,int32 id,int32 event,int32 delay)94 void EventManager::fnIssueEvent(Object *compact, int32 id, int32 event, int32 delay) {
95 uint8 evSlot = 0;
96 while (_eventPendingList[evSlot].delay)
97 evSlot++;
98 if (evSlot >= TOTAL_EVENT_SLOTS)
99 error("EventManager ran out of event slots");
100 _eventPendingList[evSlot].delay = delay;
101 _eventPendingList[evSlot].eventNumber = event;
102 }
103
104 } // End of namespace Sword1
105