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engines/prince/variatxt.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 "prince/variatxt.h"
+#include "common/debug.h"
+
+namespace Prince {
+
+VariaTxt::VariaTxt() : _dataSize(0), _data(nullptr) {
+}
+
+VariaTxt::~VariaTxt() {
+	_dataSize = 0;
+	if (_data != nullptr) {
+		free(_data);
+		_data = nullptr;
+	}
+}
+
+
+bool VariaTxt::loadStream(Common::SeekableReadStream &stream) {
+	_dataSize = stream.size();
+	_data = (byte *)malloc(_dataSize);
+	stream.read(_data, _dataSize);
+	return true;
+}
+
+byte *VariaTxt::getString(uint32 stringId) {
+	uint32 stringOffset = READ_LE_UINT32(_data + stringId * 4);
+	if (stringOffset > _dataSize) {
+		assert(false);
+	}
+	return _data + stringOffset;
+}
+
+} // End of namespace Prince