/// <summary>
/// Конструктор
/// </summary>
public AquariumObject(BaseParameters parameters)
{
X = parameters.X;
Y = parameters.Y;
SizeX = parameters.SizeX;
SizeY = parameters.SizeY;
}
public IAquariumObject Create(AquariumObjectType aquariumObjectType, BaseParameters parameter)
{
AquariumTypeDescription typeDescription = GetTypeDescription(aquariumObjectType);
Type type = typeDescription.ObjectType;
IAquariumObjectRenderer renderer = _rendererSelector.Get(aquariumObjectType, parameter);
IAquariumObject aquariumObject = (IAquariumObject)Activator.CreateInstance(type, parameter, renderer);
IAquariumObject wrappedAquariumObject = _aquariumObjectWrapper.Wrap(aquariumObject);
return wrappedAquariumObject;
}
/// <summary>
/// Создать рендерер
/// </summary>
/// <param name="aquariumObjectType"></param>
/// <param name="parameters"></param>
/// <returns></returns>
private ImageRenderer CreateRenderer(AquariumObjectType aquariumObjectType, BaseParameters parameters)
{
ImageRenderer renderer = null;
Image image = GetImage(aquariumObjectType, parameters);
if (image != null)
{
renderer = new ImageRenderer(image);
}
return renderer;
}
/// <summary>
/// Получить рендерер
/// </summary>
public virtual IAquariumObjectRenderer Get(AquariumObjectType aquariumObjectType, BaseParameters parameters)
{
string key = GetKey(aquariumObjectType, parameters);
ImageRenderer renderer;
if (!_renderers.TryGetValue(key, out renderer))
{
renderer = CreateRenderer(aquariumObjectType, parameters);
_renderers.Add(key, renderer);
}
return renderer;
}
/// <summary>
/// Получить изображение рыбки
/// </summary>
private Image GetFishImage(AquariumObjectType aquariumObjectType, BaseParameters parameters)
{
FishParameters fishParameters = parameters as FishParameters;
if (fishParameters != null)
{
Type movementStategyType = fishParameters.MovementStrategy.GetType();
if (movementStategyType == typeof(SinMovementStrategyAdapter))
{
return Resources.FishRed;
}
}
return Resources.Fish;
}
/// <summary>
/// Получить изображение объекта
/// </summary>
private Image GetImage(AquariumObjectType aquariumObjectType, BaseParameters parameters)
{
Image image = null;
switch (aquariumObjectType)
{
case AquariumObjectType.Fish:
image = GetFishImage(aquariumObjectType, parameters);
break;
case AquariumObjectType.Seaweed:
image = Resources.Seaweed;
break;
}
return image;
}
/// <summary>
/// Получить ключ рендерера
/// </summary>
private string GetKey(AquariumObjectType aquariumObjectType, BaseParameters parameters)
{
string key = ((int)aquariumObjectType).ToString();
// Здесь получаются слишком большие строки
FishParameters fishParameters = parameters as FishParameters;
if (fishParameters != null && fishParameters.MovementStrategy != null)
{
Type movementStrategyType = fishParameters.MovementStrategy.GetType();
key += movementStrategyType.GUID;
}
return key;
}
