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engines/dragons/dragonvar.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 "dragons/dragonvar.h"
+#include "dragons/bigfile.h"
+
+namespace Dragons {
+
+DragonVAR::DragonVAR(BigfileArchive *bigfileArchive): _bigfileArchive(bigfileArchive), _data(nullptr) {
+	reset();
+}
+
+DragonVAR::~DragonVAR() {
+	delete _data;
+}
+
+uint16 DragonVAR::getVar(uint16 offset) {
+	assert(_data);
+	assert(offset < 15);
+	return READ_LE_UINT16(_data + offset * 2);
+}
+
+void DragonVAR::setVar(uint16 offset, uint16 value) {
+	assert(_data);
+	assert(offset < 15);
+	WRITE_LE_INT16(_data + offset * 2, value);
+}
+
+void DragonVAR::reset() {
+	delete _data;
+	uint32 size;
+	_data = _bigfileArchive->load("dragon.var", size);
+	assert(size == 30);
+}
+
+} // End of namespace Dragons