/// <summary>
/// Serialize a CA, writing it to a configuration file in XML format
/// </summary>
/// <param name="filename">The name of the file to read from</param>
/// <param name="ca">The CA to serialize</param>
public static void Serialize(string filename, CA ca)
{
XmlSerializer serializer = new XmlSerializer(typeof(CA));
XmlTextWriter writer = new XmlTextWriter(filename, new UnicodeEncoding());
writer.Formatting = Formatting.Indented;
serializer.Serialize(writer, ca);
writer.Flush();
writer.Close();
}
public CALoaderWindow(CA currentCA)
{
neighborhood = new ObservableCollection<OPoint>();
neighborhood.Add(new OPoint(0, 0));
ca = currentCA;
InitializeComponent();
// Load values of curernt CA into fields, if available
if (ca != null) populateFields();
}
private ConcurrentQueue<Cell[]> updated; // Cells updated since last checked by client
#endregion Fields
#region Constructors
/// <summary>
/// Initialize a new simulation with a blank grid (with all cells in the default state) of the default size.
/// </summary>
public Simulation()
{
toCheck = new SortedSet<CPoint>(new PointComparer());
toUpdate = new ConcurrentQueue<Cell>();
updated = new ConcurrentQueue<Cell[]>();
grid = new uint[1][];
ca = new CA();
initGridBlank(defaultX, defaultY);
refresh = defaultRefresh;
throttled = false;
}
/// <summary>
/// Attempt to compile delta function code entered. Any compiler
/// messages are displayed.
/// </summary>
private void compile(object sender, RoutedEventArgs e)
{
// Gather information entered
string deltaStr = deltaInputBox.Text;
int numStates = (numStatesInputBox.Text == "") ? 1 : int.Parse(numStatesInputBox.Text);
uint defaultState = (defaultStateInputBox.Text == "") ? 0 : uint.Parse(defaultStateInputBox.Text);
CPoint[] neighbors = new CPoint[Neighborhood.Count];
int i = 0;
foreach (OPoint p in Neighborhood) {
neighbors[i] = new CPoint(p.X, p.Y);
i++;
}
// Attempt to compile a new CA with the entered information
ca = new CA(numStates, defaultState, neighbors, deltaStr);
compileMesseageOutputBox.Text = ca.compileDelta();
}
/// <summary>
/// Open an open file dialog to let the user choose a CA configuration
/// file, and attempt to load a CA from it.
/// </summary>
private void loadFromFile(object sender, RoutedEventArgs e)
{
OpenFileDialog openCADialog = new OpenFileDialog();
openCADialog.Filter = "Cellular Automata File (.xml)|*.xml|All Files|*.*";
// Open selected file and parse results
if (openCADialog.ShowDialog() == true) {
filenameBox.Text = openCADialog.FileName;
ca = CASerializer.Deserialize(openCADialog.FileName);
// If the file was valid, put results back into input fields
if (ca != null) populateFields();
// Otherwise, ignore it and display an error message
else MessageBox.Show("Error: invalid cellular automata file", "Error", MessageBoxButton.OK, MessageBoxImage.Warning);
}
}
/// <summary>
/// Load the specified CA into this simulation, and clear the grid if necessary
/// </summary>
/// <param name="newCA">A CA representing a CA and its parameters</param>
/// <returns>True if the CA is valid, or false otherwise</returns>
public bool initCA(CA newCA)
{
// If an incompatible CA has previously been run, clear the grid
if (getNumStates() > newCA.NumStates) initGridBlank(gridSizeX, gridSizeY);
// Load and compile the new CA
string result;
lock (ca) {
ca = newCA;
result = newCA.compileDelta();
if (ca.Neighborhood != null) optimizing = true;
else optimizing = false;
}
// Return true if the CA's delta function compiled successfully
return (result == "Delta function successfully compiled");
}
/// <summary>
/// Open a window to load CA parapeters and, if successful, use it in
/// the current simulation
/// </summary>
private void loadCA(object sender, RoutedEventArgs e)
{
// Open CA loader window
CALoaderWindow caLoaderWindow = new CALoaderWindow(ca);
caLoaderWindow.Owner = this;
caLoaderWindow.ShowDialog();
// If a CA was successfully compiled, use it in the current simulation
if (caLoaderWindow.CompiledCA != null) {
// Send the uncompiled CA and let the server recompile (can't serialize an assembly)
ca = caLoaderWindow.CompiledCA.copyCA();
simClient.initCA(ca);
// If not enough colors are defined for the new CA, generate more
if (simClient.getNumStates() > colorList.Length) getDefaultColors(simClient.getNumStates());
// Update default state (will not be immediately applied to grid unless it needs to be cleared)
defaultState = ca.DefaultState;
// If an incompatible CA has previously been run, clear the grid
bool clearedGrid = false;
if (clearedGrid = (simClient.getNumStates() > caLoaderWindow.CompiledCA.NumStates))
initDisplay(gridSizeX, gridSizeY);
// Update controls
enableMenuItems();
generation = 0;
generationTextBlock.Text = "Generation: 0";
statusTextBlock.Text = "New cellular automata loaded";
if (clearedGrid) statusTextBlock.Text += " (grid cleared)";
}
}
