/// <summary>
/// Computes the graphical circuit.
/// </summary>
public async Task Compute()
{
// Load the input file
if (string.IsNullOrWhiteSpace(Filename))
{
_logger?.Post(new DiagnosticMessage(SeverityLevel.Error, "SC001", "No filename specified"));
return;
}
if (!File.Exists(Filename))
{
_logger?.Post(new DiagnosticMessage(SeverityLevel.Error, "SC001", $"Could not find file"));
return;
}
string simpleCircuitScript = File.ReadAllText(Filename);
// Load the CSS file if any
_cssScript = null;
if (!string.IsNullOrWhiteSpace(CssFilename))
{
if (!File.Exists(CssFilename))
{
_logger?.Post(new DiagnosticMessage(SeverityLevel.Error, "SC001", $"Could not find file '{CssFilename}'"));
return;
}
_cssScript = File.ReadAllText(CssFilename);
}
else
{
// Include a CSS file if there is one with the same name as the input filename
string tryCssFilename = Path.GetFileNameWithoutExtension(Filename) + ".css";
if (File.Exists(tryCssFilename))
{
_cssScript = File.ReadAllText(tryCssFilename);
}
}
if (_cssScript != null)
{
// Add the default script unless there is a comment of the form "/* exclude default */"
if (!Regex.IsMatch(_cssScript, @"^/\*\s*exclude\s+default\s*\*/$"))
{
_cssScript = GraphicalCircuit.DefaultStyle + Environment.NewLine + _cssScript;
}
}
// Now we can start parsing the input file
_circuit = await Task.Run(() =>
{
var lexer = SimpleCircuitLexer.FromString(simpleCircuitScript, Path.GetFileName(Filename));
var context = new ParsingContext()
{
Diagnostics = _logger
};
Parser.Parser.Parse(lexer, context);
// Solve it already
// context.Circuit.Solve(_logger);
return(context.Circuit);
});
}
static void Main(string[] args)
{
var script = @"// Horizontal chains
T <r> Xia <r> NAND1 <r> Xoa <r> T
T <r> Xib <r> NAND2 <r> Xob <r> T
// The cross-coupled wires
NAND1[b] <l d a -20 d> Xob
Xoa <d a -160 d r> [b]NAND2
(X NAND1[o] <0> [o]NAND2)
// Finally flip the bottom one
- NAND2.Flipped = true
";
var logger = new Logger();
var lexer = SimpleCircuitLexer.FromString(script);
var context = new ParsingContext
{
Diagnostics = logger
};
Parser.Parse(lexer, context);
context.Circuit.Metadata.Add("script", script);
// Draw the component
if (context.Circuit.Count > 0 && logger.ErrorCount == 0)
{
var doc = context.Circuit.Render(logger);
using var sw = new StringWriter();
using (var xml = XmlWriter.Create(sw, new XmlWriterSettings {
OmitXmlDeclaration = true
}))
doc.WriteTo(xml);
if (File.Exists("tmp.html"))
{
File.Delete("tmp.html");
}
using (var fw = new StreamWriter(File.OpenWrite("tmp.html")))
{
fw.WriteLine("<html>");
fw.WriteLine("<head>");
fw.WriteLine("</head>");
fw.WriteLine("<body>");
fw.WriteLine(sw.ToString());
fw.WriteLine("</body>");
fw.WriteLine("</html>");
}
Process.Start(@"""C:\Program Files\Google\Chrome\Application\chrome.exe""", "\"" + Path.Combine(Directory.GetCurrentDirectory(), "tmp.html") + "\"");
}
}
