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engines/ultima/ultima8/gumps/weasel_dat.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/ultima8/gumps/weasel_dat.h"
+
+namespace Ultima {
+namespace Ultima8 {
+
+static const int BLOCKS = 20;
+
+WeaselDat::WeaselDat(Common::ReadStream *rs) {
+	uint16 numentries = rs->readUint16LE();
+	if (numentries > BLOCKS)
+		numentries = BLOCKS;
+
+	// each block is 16 bytes
+	for (uint i = 0; i < numentries; i++) {
+		WeaselEntry entry;
+		// 4 byte string ID
+		for (int j = 0; j < 4; j++)
+			entry._id[j] = rs->readByte();
+
+		// Unknown 4 bytes
+		rs->readUint16LE();
+		rs->readUint16LE();
+
+		// Shapeno (2 bytes)
+		entry._shapeNo = rs->readUint16LE();
+		// Cost (2 bytes)
+		entry._cost = rs->readUint16LE();
+		entry._entryNo = rs->readUint16LE();
+		entry._unk = rs->readUint16LE();
+		if (entry._id[0] == 'W')
+			entry._type = kWeapon;
+		else if (entry._id[0] == 'I')
+			entry._type = kItem;
+		else
+			entry._type = kUnknown;
+
+		if (entry._shapeNo)
+			_items.push_back(entry);
+	}
+
+	const uint skip = (BLOCKS - numentries) * 16;
+	for (uint i = 0; i < skip; i++)
+		rs->readByte();
+}
+
+uint16 WeaselDat::getNumOfType(WeaselType type) const {
+	int count = 0;
+	for (const auto &item : _items) {
+		if (item._type == type)
+			count++;
+	}
+	return count;
+}
+
+
+} // End of namespace Ultima8
+} // End of namespace Ultima