Initial commit

engines/stark/resources/scroll.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 "engines/stark/resources/scroll.h"
+
+#include "engines/stark/formats/xrc.h"
+#include "engines/stark/resources/location.h"
+#include "engines/stark/services/stateprovider.h"
+
+namespace Stark {
+namespace Resources {
+
+Scroll::~Scroll() {
+}
+
+Scroll::Scroll(Object *parent, byte subType, uint16 index, const Common::String &name) :
+		Object(parent, subType, index, name),
+		_coordinate(0),
+		_field_30(0),
+		_field_34(0),
+		_bookmarkIndex(0),
+		_active(false) {
+	_type = TYPE;
+}
+
+void Scroll::applyToLocationImmediate() {
+	Location *location = findParent<Location>();
+	location->scrollToCoordinateImmediate(_coordinate);
+}
+
+void Scroll::start() {
+	_active = true;
+
+	Location *location = findParent<Location>();
+	location->setHasActiveScroll();
+}
+
+void Scroll::stop() {
+	_active = false;
+}
+
+bool Scroll::isActive() {
+	return _active;
+}
+
+void Scroll::onGameLoop() {
+	Object::onGameLoop();
+
+	if (_active) {
+		Location *location = findParent<Location>();
+		bool complete = location->scrollToCoordinateSmooth(_coordinate);
+		if (complete) {
+			_active = false;
+			location->stopAllScrolls();
+		}
+	}
+}
+
+void Scroll::readData(Formats::XRCReadStream *stream) {
+	_coordinate = stream->readUint32LE();
+	_field_30 = stream->readUint32LE();
+	_field_34 = stream->readUint32LE();
+	_bookmarkIndex = stream->readUint32LE();
+}
+
+void Scroll::saveLoadCurrent(ResourceSerializer *serializer) {
+	serializer->syncAsUint32LE(_active);
+
+	if (serializer->isLoading() && _active) {
+		start();
+	}
+}
+
+void Scroll::printData() {
+	debug("coordinate: %d", _coordinate);
+	debug("field_30: %d", _field_30);
+	debug("field_34: %d", _field_34);
+	debug("bookmarkIndex: %d", _bookmarkIndex);
+}
+
+} // End of namespace Resources
+} // End of namespace Stark