Initial commit

engines/sword2/events.cpp

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+/* 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.
+ *
+ * Additional copyright for this file:
+ * Copyright (C) 1994-1998 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 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/>.
+ */
+
+
+#include "common/textconsole.h"
+
+#include "sword2/sword2.h"
+#include "sword2/defs.h"
+#include "sword2/header.h"
+#include "sword2/logic.h"
+
+namespace Sword2 {
+
+void Logic::sendEvent(uint32 id, uint32 interact_id) {
+	for (int i = 0; i < ARRAYSIZE(_eventList); 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() {
+	for (int i = 0; i < ARRAYSIZE(_eventList); i++) {
+		if (_eventList[i].id == readVar(ID))
+			return 1;
+	}
+
+	return 0;
+}
+
+void Logic::startEvent() {
+	// call this from stuff like fnWalk
+	// you must follow with a return IR_TERMINATE
+
+	for (int i = 0; i < ARRAYSIZE(_eventList); i++) {
+		if (_eventList[i].id == readVar(ID)) {
+			logicOne(_eventList[i].interact_id);
+			_eventList[i].id = 0;
+			return;
+		}
+	}
+
+	error("startEvent() can't find event for id %d", readVar(ID));
+}
+
+void Logic::clearEvent(uint32 id) {
+	for (int i = 0; i < ARRAYSIZE(_eventList); i++) {
+		if (_eventList[i].id == id) {
+			_eventList[i].id = 0;
+			return;
+		}
+	}
+}
+
+void Logic::killAllIdsEvents(uint32 id) {
+	for (int i = 0; i < ARRAYSIZE(_eventList); i++) {
+		if (_eventList[i].id == id)
+			_eventList[i].id = 0;
+	}
+}
+
+// For the debugger
+
+uint32 Logic::countEvents() {
+	uint32 count = 0;
+
+	for (int i = 0; i < ARRAYSIZE(_eventList); i++) {
+		if (_eventList[i].id)
+			count++;
+	}
+
+	return count;
+}
+
+} // End of namespace Sword2