public bool IsPurchasable(ushort x, ushort y)
{
//Cant buy lots on the very edge
if (!MapCoordinates.InBounds(x, y, 1))
{
//Out of bounds!
return(false);
}
//Cant build on water
var terrain = _Map.GetTerrain(x, y);
if (terrain == TerrainType.WATER)
{
return(false);
}
x += 1;
//Check elevation is ok, get all 4 corners and then decide
var tl = _Map.GetElevation(x, y);
var trPoint = MapCoordinates.Offset(x, y, 1, 0);
var tr = _Map.GetElevation(trPoint.X, trPoint.Y);
var blPoint = MapCoordinates.Offset(x, y, 0, 1);
var bl = _Map.GetElevation(blPoint.X, blPoint.Y);
var brPoint = MapCoordinates.Offset(x, y, 1, 1);
var br = _Map.GetElevation(brPoint.X, brPoint.Y);
int max = Math.Max(tl, Math.Max(tr, Math.Max(bl, br)));
int min = Math.Min(tl, Math.Min(tr, Math.Min(bl, br)));
//10 is threshold for now
return(max - min < 10);
}
public int GetSlope(ushort x, ushort y)
{
x += 1;
//Check elevation is ok, get all 4 corners and then decide
var tl = _Map.GetElevation(x, y);
var trPoint = MapCoordinates.Offset(x, y, 1, 0);
var tr = _Map.GetElevation(trPoint.X, trPoint.Y);
var blPoint = MapCoordinates.Offset(x, y, 0, 1);
var bl = _Map.GetElevation(blPoint.X, blPoint.Y);
var brPoint = MapCoordinates.Offset(x, y, 1, 1);
var br = _Map.GetElevation(brPoint.X, brPoint.Y);
int max = Math.Max(tl, Math.Max(tr, Math.Max(bl, br)));
int min = Math.Min(tl, Math.Min(tr, Math.Min(bl, br)));
return(max - min);
}
public int GetPrice(CityMap map, ushort x, ushort y)
{
//TODO: Work on this scheme
var terrain = map.GetTerrain(x, y);
var basePrice = 3000;
switch (terrain)
{
case TerrainType.GRASS:
basePrice += 1000;
break;
case TerrainType.SAND:
case TerrainType.SNOW:
basePrice += 2000;
break;
}
var price = basePrice;
//Altitude increase price
var elevation = map.GetElevation(x, y);
//$19 for each elevation increment
price += (19 * elevation);
//+2500 for every water edge
var leftLocation = MapCoordinates.Offset(new MapCoordinate(x, y), -1, 0);
var leftTerrain = map.GetTerrain(leftLocation.X, leftLocation.Y);
var rightLocation = MapCoordinates.Offset(new MapCoordinate(x, y), 1, 0);
var rightTerrain = map.GetTerrain(rightLocation.X, rightLocation.Y);
var topLocation = MapCoordinates.Offset(new MapCoordinate(x, y), 0, -1);
var topTerrain = map.GetTerrain(topLocation.X, topLocation.Y);
var bottomLocation = MapCoordinates.Offset(new MapCoordinate(x, y), 0, 1);
var bottomTerrain = map.GetTerrain(bottomLocation.X, bottomLocation.Y);
if (leftTerrain == TerrainType.WATER)
{
price += 5000;
}
if (rightTerrain == TerrainType.WATER)
{
price += 5000;
}
if (topTerrain == TerrainType.WATER)
{
price += 5000;
}
if (bottomTerrain == TerrainType.WATER)
{
price += 5000;
}
//Extra for an island
if (bottomTerrain == TerrainType.WATER && topTerrain == TerrainType.WATER &&
leftTerrain == TerrainType.WATER && rightTerrain == TerrainType.WATER)
{
price += 10000;
}
return(price);
}