public IList CreateObjects()
{
List<IRenderable> balloons = new List<IRenderable>();
Array colours = Enum.GetValues(typeof(Colour));
for (int row = 0; row < Constants.MaximalYPosition; row += Constants.IterationStep)
{
for (int column = 0; column < Constants.MaximalXPosition; column += Constants.IterationStep)
{
Position position = new Position(column + Constants.XOffset, row + Constants.YOffset);
int randomisedBalloonNumber = RandomNumberGenerator.Instance.Next(this.balloonVisualisations.Length);
char visualisation = this.balloonVisualisations[randomisedBalloonNumber];
Colour colour = (Colour)colours.GetValue(randomisedBalloonNumber);
Balloon balloon = new Balloon(position, visualisation, colour);
balloons.Add(balloon);
}
}
return balloons;
}
public IList CreateObjects()
{
List<IRenderable> immovableObjects = new List<IRenderable>();
for (int row = 0; row < Constants.MaximalYPosition; row += Constants.IterationStep)
{
Position position = new Position(XOffset, row + Constants.YOffset);
char visualisation = this.immovableObjectVisualisations[(row >> 1)];
ImmovableObject immovableObject = new ImmovableObject(position, visualisation);
immovableObjects.Add(immovableObject);
}
for (int column = 0; column < Constants.MaximalXPosition; column += Constants.IterationStep)
{
Position position = new Position(column + Constants.XOffset, YOffset);
char visualisation = this.immovableObjectVisualisations[(column >> 1)];
ImmovableObject immovableObject = new ImmovableObject(position, visualisation);
immovableObjects.Add(immovableObject);
}
return immovableObjects;
}
private void AmendObjectsAbove(GameObject originObject)
{
Position originPosition = originObject.Position;
for (int index = originPosition.Y - Constants.IterationStep; index >= 0; index -= Constants.IterationStep)
{
Position position = new Position(originPosition.X, index);
foreach (GameObject gameObject in this.gameObjects)
{
if (gameObject.Position == position && gameObject is Balloon)
{
Balloon balloon = gameObject as Balloon;
Position vectorChange = new Position(0, Constants.IterationStep);
balloon.UpdatePosition(vectorChange);
}
}
}
}
private void PopBalloon(Position popPosition)
{
bool balloonFound = false;
char balloonVisualisation = '0';
foreach (Balloon balloon in this.balloons)
{
if (balloon.Position == popPosition)
{
balloonFound = true;
balloonVisualisation = balloon.Visualisation;
balloon.RespondToInteraction();
break;
}
}
if (!balloonFound)
{
throw new InvalidOperationException("Balloon is already popped.");
}
else
{
// Left
for (int index = popPosition.X - Constants.IterationStep; index >= Constants.XOffset; index -= Constants.IterationStep)
{
Position collateralPosition = new Position(index, popPosition.Y);
if (!this.CanPopCollateral(collateralPosition, balloonVisualisation))
{
break;
}
}
// Right
for (int index = popPosition.X + Constants.IterationStep; index < Constants.XOffset + Constants.MaximalXPosition; index += Constants.IterationStep)
{
Position collateralPosition = new Position(index, popPosition.Y);
if (!this.CanPopCollateral(collateralPosition, balloonVisualisation))
{
break;
}
}
// Up
for (int index = popPosition.Y - Constants.IterationStep; index >= Constants.YOffset; index -= Constants.IterationStep)
{
Position collateralPosition = new Position(popPosition.X, index);
if (!this.CanPopCollateral(collateralPosition, balloonVisualisation))
{
break;
}
}
// Down
for (int index = popPosition.Y + Constants.IterationStep; index < Constants.YOffset + Constants.MaximalYPosition; index += Constants.IterationStep)
{
Position collateralPosition = new Position(popPosition.X, index);
if (!this.CanPopCollateral(collateralPosition, balloonVisualisation))
{
break;
}
}
}
}
private bool CanPopCollateral(Position collateralPosition, char balloonVisualisation)
{
bool canPopCollateral = false;
Balloon collateralBalloon = null;
foreach (Balloon balloon in this.balloons)
{
if (balloon.Position == collateralPosition)
{
collateralBalloon = balloon;
break;
}
}
if (collateralBalloon != null && collateralBalloon.Visualisation == balloonVisualisation)
{
canPopCollateral = true;
collateralBalloon.RespondToInteraction();
}
return canPopCollateral;
}
private void AttemptPop(ICommand command)
{
if (command.Parameters.Length != 2)
{
this.InvalidCommand(command);
}
else
{
string firstParameter = command.Parameters[0];
string secondParameter = command.Parameters[1];
int row;
int column;
if (!int.TryParse(firstParameter, out row) || !int.TryParse(secondParameter, out column))
{
this.InvalidCommand(command);
}
else if (!this.IsLegalMove(row, column))
{
this.InvalidMove(row, column);
}
else
{
row *= Constants.IterationStep;
column *= Constants.IterationStep;
Position popPosition = new Position(Constants.XOffset + column, Constants.YOffset + row);
try
{
this.PopBalloon(popPosition);
this.userMovesCount++;
}
catch (InvalidOperationException exception)
{
Console.WriteLine(exception.Message);
}
}
}
}