Initial commit

engines/titanic/support/time_event_info.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.
+ *
+ * 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 "titanic/support/time_event_info.h"
+#include "titanic/core/game_object.h"
+#include "titanic/core/project_item.h"
+#include "titanic/messages/messages.h"
+
+namespace Titanic {
+
+void CTimeEventInfoList::postLoad(uint ticks, CProjectItem *project) {
+	for (iterator i = begin(); i != end(); ++i)
+		(*i)->postLoad(ticks, project);
+}
+
+void CTimeEventInfoList::preSave(uint ticks) {
+	for (iterator i = begin(); i != end(); ++i)
+		(*i)->preSave(ticks);
+}
+
+void CTimeEventInfoList::postSave() {
+	for (iterator i = begin(); i != end(); ++i)
+		(*i)->postSave();
+}
+
+void CTimeEventInfoList::update(uint ticks) {
+	// Remove any items that are done
+	for (iterator i = begin(); i != end(); ) {
+		CTimeEventInfo *item = *i;
+		if (item->_done) {
+			i = erase(i);
+			delete item;
+		} else {
+			++i;
+		}
+	}
+
+	// Handle updating the items
+	for (iterator i = begin(); i != end(); ) {
+		CTimeEventInfo *item = *i;
+		if (!item->update(ticks)) {
+			++i;
+		} else {
+			i = erase(i);
+			delete item;
+		}
+	}
+}
+
+void CTimeEventInfoList::stop(uint id) {
+	for (iterator i = begin(); i != end(); ++i) {
+		CTimeEventInfo *item = *i;
+		if (item->_id == id) {
+			item->_done = true;
+			return;
+		}
+	}
+}
+
+void CTimeEventInfoList::setPersisent(uint id, bool flag) {
+	for (iterator i = begin(); i != end(); ++i) {
+		CTimeEventInfo *item = *i;
+		if (item->_id == id) {
+			item->setPersisent(flag);
+			return;
+		}
+	}
+}
+
+/*------------------------------------------------------------------------*/
+
+uint CTimeEventInfo::_nextId;
+
+CTimeEventInfo::CTimeEventInfo() : ListItem(), _lockCounter(0),
+		_repeated(false), _firstDuration(0), _repeatDuration(0),
+		_target(nullptr), _actionVal(0), _timerCtr(0), _done(false),
+		_lastTimerTicks(0), _relativeTicks(0), _persisent(true) {
+	_id = _nextId++;
+}
+
+CTimeEventInfo::CTimeEventInfo(uint ticks, bool repeated, uint firstDuration,
+		uint repeatDuration, CTreeItem *target, int endVal, const CString &action) :
+		ListItem(), _lockCounter(0), _repeated(repeated), _firstDuration(firstDuration),
+		_repeatDuration(repeatDuration), _target(target), _actionVal(endVal), _action(action),
+		_done(false), _timerCtr(0), _lastTimerTicks(ticks), _relativeTicks(0), _persisent(true) {
+	_id = _nextId++;
+}
+
+void CTimeEventInfo::save(SimpleFile *file, int indent) {
+	file->writeNumberLine(0, indent);
+
+	CString targetName;
+	if (_target)
+		targetName = _target->getName();
+	file->writeQuotedLine(targetName, indent);
+	file->writeNumberLine(_id, indent);
+	file->writeNumberLine(_repeated, indent);
+	file->writeNumberLine(_firstDuration, indent);
+	file->writeNumberLine(_repeatDuration, indent);
+	file->writeNumberLine(_actionVal, indent);
+	file->writeQuotedLine(_action, indent);
+	file->writeNumberLine(_timerCtr, indent);
+	file->writeNumberLine(_relativeTicks, indent);
+	file->writeNumberLine(_done, indent);
+	file->writeNumberLine(_persisent, indent);
+}
+
+void CTimeEventInfo::load(SimpleFile *file) {
+	lock();
+	int val = file->readNumber();
+
+	if (!val) {
+		_targetName = file->readString();
+		_id = file->readNumber();
+		_repeated = file->readNumber();
+		_firstDuration = file->readNumber();
+		_repeatDuration = file->readNumber();
+		_actionVal = file->readNumber();
+		_action = file->readString();
+		_timerCtr = file->readNumber();
+		_relativeTicks = file->readNumber();
+		_done = file->readNumber() != 0;
+		_persisent = file->readNumber() != 0;
+		_target = nullptr;
+	}
+}
+
+void CTimeEventInfo::postLoad(uint ticks, CProjectItem *project) {
+	if (!_persisent || _targetName.empty())
+		_done = true;
+
+	// Get the timer's target
+	if (project)
+		_target = project->findByName(_targetName);
+	if (!_target)
+		_done = true;
+
+	_lastTimerTicks = ticks + _relativeTicks;
+	if (_id >= _nextId)
+		_nextId = _id + 1;
+
+	unlock();
+}
+
+void CTimeEventInfo::preSave(uint ticks) {
+	_relativeTicks = _lastTimerTicks - ticks;
+	lock();
+}
+
+void CTimeEventInfo::postSave() {
+	unlock();
+}
+
+bool CTimeEventInfo::update(uint ticks) {
+	if (_lockCounter)
+		return false;
+
+	if (_timerCtr) {
+		if (ticks > (_lastTimerTicks + _repeatDuration)) {
+			++_timerCtr;
+			_lastTimerTicks = ticks;
+
+			if (_target) {
+				CTimerMsg timerMsg(ticks, _timerCtr, _actionVal, _action);
+				timerMsg.execute(_target);
+			}
+		}
+	} else {
+		if (ticks > (_lastTimerTicks + _firstDuration)) {
+			_timerCtr = 1;
+			_lastTimerTicks = ticks;
+
+			if (_target) {
+				CTimerMsg timerMsg(ticks, _timerCtr, _actionVal, _action);
+				timerMsg.execute(_target);
+			}
+
+			if (!_repeated)
+				// Event is done, and can be removed
+				return true;
+		}
+	}
+
+	return false;
+}
+
+} // End of namespace Titanic