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engines/ultima/nuvie/files/u6_bmp.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 "ultima/shared/std/string.h"
+#include "ultima/nuvie/core/nuvie_defs.h"
+#include "ultima/nuvie/files/u6_lzw.h"
+#include "ultima/nuvie/files/u6_bmp.h"
+
+namespace Ultima {
+namespace Nuvie {
+
+U6Bmp::U6Bmp(): U6Shape(), data(nullptr) {
+}
+
+U6Bmp::~U6Bmp() {
+	if (data != nullptr)
+		free(data);
+
+	raw = nullptr;
+}
+
+
+bool U6Bmp::load(const Common::Path &filename) {
+	U6Lzw lzw;
+	uint32 data_size;
+
+	if (data != nullptr)
+		return false;
+
+	if (filename.empty())
+		return false;
+
+	data = lzw.decompress_file(filename, data_size);
+
+	if (data == nullptr)
+		return false;
+
+	width = (data[0] + (data[1] << 8));
+	height = (data[2] + (data[3] << 8));
+
+	raw = data + 0x4;
+
+	return true;
+}
+
+} // End of namespace Nuvie
+} // End of namespace Ultima