public IEnumerable <IShape> GetShapePositions(IShape shape, IAlloy alloy)
{
if (!(shape is Round))
{
throw new AlloyProcessorException(AlloyProcessorException.Error.InvalidShapeProcessor, shape.GetType().Name);
}
if (shape.Dimensions.Width > alloy.InnerBounds.Width || shape.Dimensions.Length > alloy.InnerBounds.Length)
{
throw new AlloyProcessorException(AlloyProcessorException.Error.ShapeOutOfBounds, shape, alloy);
}
var radius = ((Round)shape).Radius;
var positions = GetNextPosition(
new List <Round>()
{
new Round( //inject first round (no need to calculate position)
new Position()
{
X = radius + alloy.MinimumBorderDistance,
Y = radius + alloy.MinimumBorderDistance,
}, radius)
}, alloy);
return(positions);
}
private List <Round> GetNextPosition(List <Round> rounds, IAlloy alloy)
{
var lastRound = rounds.Last(); //locate previous round
var nextRound = new Round(
new Position()
{
X = lastRound.Coordinates.X + lastRound.Radius + alloy.MinimumShapeDistance, //TODO: needs proper position calculation
Y = lastRound.Coordinates.Y, //same row (for now) TODO: needs proper position calculation
}, lastRound.Radius);
if (nextRound.Coordinates.X + nextRound.Radius > alloy.InnerBounds.Length) //out of bounds
{
return(rounds);
}
return(GetNextPosition(rounds, alloy));
}
public Alloy(IAlloy other)
: this(other, other.Name, other.UltimateStress, other.YieldStress)
{
}
