// get all buildings from selectionbox
public List <IGameActionHolder> SelectBuildings()
{
List <IGameActionHolder> selected;
if (DistanceCalculator.DiagonalDistance(topLeft, bottomRight) < 0.5)
{
selected = new List <IGameActionHolder>();
WorldCellModel cell = Game.GameModel.World.GetCellFromCoords((Coords)topLeft).worldCellModel;
if (cell.BuildingOnTop != null)
{
selected.Add(cell.BuildingOnTop);
}
}
else
{
// TODO optimise
selected = (from item in Game.PlayerFaction.FactionModel.Buildings
where topLeft.x <= item.StartCoords.x + (item.Width / 2) &&
topLeft.y <= item.StartCoords.y + (item.Height / 2) &&
bottomRight.x >= item.StartCoords.x + (item.Width / 2) &&
bottomRight.y >= item.StartCoords.y + (item.Height / 2)
select item).Cast <IGameActionHolder>().ToList();
}
return(selected);
}
// check if coords-range contains building or illegal terrain
public bool AreTerrainCellsLegal(IEnumerable <Coords> coordsList, List <TerrainType> whiteList)
{
foreach (Coords coords in coordsList)
{
WorldCellModel cell = GetCellFromCoords(coords).worldCellModel;
if (cell.BuildingOnTop != null)
{
return(false);
}
if (!whiteList.Contains(cell.Terrain))
{
return(false);
}
}
return(true);
}
// checks if a cell is an obstacle for the specifeid unit private bool CellIsObstacle(WorldCellModel cell, LocationModel unit) => unit.UnwalkableTerrain.Contains(cell.Terrain) || cell.BuildingOnTop != null;
/// <summary>
/// Checks if cell is impassible by unit
/// </summary>
/// <param name="cell">Cell in question</param>
/// <param name="unit">Unit that tries to pass</param>
/// <returns>Impassibility</returns>
private bool IsCellImpassable(WorldCellModel cell, LocationModel unit)
{
CoordsCalculator coordsCalculator = new CoordsCalculator((FloatCoords)cell.RealCoords);
return(coordsCalculator.DistanceToFloatCoords((FloatCoords)unit.Coords) > SearchLimit || CellIsObstacle(cell, unit));
}
