public ShapeDetails GetFlyweight(string color, TextureType texture, byte[] textureFile, string textureFilename)
{
string key = String.Join("#", color.ToLower(), texture.ToString("G"), textureFile.Length, textureFilename.ToLower());
if (flyweights.ContainsKey(key))
{
Console.WriteLine("Flyweight exists! Returns existing one!");
}
else
{
var shapeDetails = new ShapeDetails(color, texture, textureFile, textureFilename);
flyweights.Add(key, shapeDetails);
Console.WriteLine("Creating a new Flyweight!");
}
return(flyweights[key]);
}
/// <summary>
/// Functions processes the input
/// </summary>
/// <param name="inputReceived">Input to be processed </param>
/// <returns>details of the processing and result</returns>
public static ShapeDetails ProcessInput(string inputReceived)
{
ShapeDetails initializeShape = new ShapeDetails
{
Dimensions = new Dictionary <string, string>(),
Error = ""
};
int state = 1;
decimal amount = 0.0m;
string dimensionName = "";
String[] wordsParsed = inputReceived.Split(new char[] { ' ', '\t' }, StringSplitOptions.RemoveEmptyEntries);
for (int i = 0; i < wordsParsed.Length; i++)
{
switch (state)
{
case 1: if (startIdentifier.Equals(wordsParsed[i].ToLower(), StringComparison.OrdinalIgnoreCase))
{
state = 2;
}
else
{
state = 6;
}
break;
case 2: if (ignoreIdentifiers.Any(identifier => identifier.Equals(wordsParsed[i].ToLower(), StringComparison.OrdinalIgnoreCase)))
{
state = 2;
}
else if (supportedShapes.Any(shape => shape.Equals(wordsParsed[i].ToLower(), StringComparison.OrdinalIgnoreCase)))
{
state = 3;
initializeShape.ShapeType = wordsParsed[i];
}
else
{
state = 6;
}
break;
case 3: if (state3IgnoreIdentifier.Any(identifier => identifier.Equals(wordsParsed[i].ToLower(), StringComparison.OrdinalIgnoreCase)) ||
ignoreIdentifiers.Any(identifier => identifier.Equals(wordsParsed[i].ToLower(), StringComparison.OrdinalIgnoreCase)))
{
state = 3;
}
else if (supportedDimensions.Any(dimension => dimension.Equals(wordsParsed[i].ToLower(), StringComparison.OrdinalIgnoreCase)))
{
state = 4;
dimensionName = wordsParsed[i];
initializeShape.Dimensions.Add(wordsParsed[i], "");
}
else
{
state = 6;
}
break;
case 4: if (state4IgnoreIdentifier.Equals(wordsParsed[i].ToLower(), StringComparison.OrdinalIgnoreCase))
{
state = 4;
}
else if (decimal.TryParse(wordsParsed[i], out amount))
{
state = 5;
initializeShape.Dimensions[dimensionName] = wordsParsed[i];
}
else
{
state = 6;
}
break;
case 5: if (state3ReachableIdentifier.Equals(wordsParsed[i].ToLower(), StringComparison.OrdinalIgnoreCase))
{
state = 3;
}
break;
case 6:
initializeShape.Error = errorMessage;
break;
}
}
return(initializeShape);
}
