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engines/titanic/messages/auto_sound_event.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/messages/auto_sound_event.h"
+
+namespace Titanic {
+
+BEGIN_MESSAGE_MAP(CAutoSoundEvent, CGameObject)
+	ON_MESSAGE(FrameMsg)
+END_MESSAGE_MAP()
+
+CAutoSoundEvent::CAutoSoundEvent() : CGameObject(), _counter(0), _mask(0xFFFFFF) {
+}
+
+void CAutoSoundEvent::save(SimpleFile *file, int indent) {
+	file->writeNumberLine(1, indent);
+	file->writeNumberLine(_counter, indent);
+	file->writeNumberLine(_mask, indent);
+
+	CGameObject::save(file, indent);
+}
+
+void CAutoSoundEvent::load(SimpleFile *file) {
+	file->readNumber();
+	_counter = file->readNumber();
+	_mask  = file->readNumber();
+
+	CGameObject::load(file);
+}
+
+bool CAutoSoundEvent::FrameMsg(CFrameMsg *msg) {
+	if (_counter >= 0)
+		_counter = (_counter + 1) & _mask;
+
+	return true;
+}
+
+} // End of namespace Titanic