public void Parse(IEnumerable <XElement> terrainList)
{
foreach (XElement element in terrainList)
{
Rectangle position = ParsePosition(element);
CollisionType collisionType = ParseCollisionType(element);
XAttribute attribute = element.Attribute(GenericParser.typeAttr);
string message = ParseMessage(element);
if (attribute != null && (typeMap[((string)attribute)] is Sandstone))
{
TerrainList.Add(new Sandstone(position, SpriteFactory.GetSandstoneSprite(), collisionType, message));
}
}
}
