Split some map object files into smaller files. Reduced includes usage.

lib/mapObjectConstructors/RandomMapInfo.h

@@ -0,0 +1,46 @@
+/*
+ * RandomMapInfo.h, part of VCMI engine
+ *
+ * Authors: listed in file AUTHORS in main folder
+ *
+ * License: GNU General Public License v2.0 or later
+ * Full text of license available in license.txt file, in main folder
+ *
+ */
+#pragma once
+
+VCMI_LIB_NAMESPACE_BEGIN
+
+/// Structure that describes placement rules for this object in random map
+struct DLL_LINKAGE RandomMapInfo
+{
+	/// How valuable this object is, 1k = worthless, 10k = Utopia-level
+	ui32 value;
+
+	/// How many of such objects can be placed on map, 0 = object can not be placed by RMG
+	std::optional<ui32> mapLimit;
+
+	/// How many of such objects can be placed in one zone, 0 = unplaceable
+	ui32 zoneLimit;
+
+	/// Rarity of object, 5 = extremely rare, 100 = common
+	ui32 rarity;
+
+	RandomMapInfo():
+		value(0),
+		zoneLimit(0),
+		rarity(0)
+	{}
+
+	void setMapLimit(ui32 val) { mapLimit = val; }
+
+	template <typename Handler> void serialize(Handler &h, const int version)
+	{
+		h & value;
+		h & mapLimit;
+		h & zoneLimit;
+		h & rarity;
+	}
+};
+
+VCMI_LIB_NAMESPACE_END