internal static void WriteDataTable(LadderDataTable dataTable, XmlWriter writer)
{
Trace.WriteLine("Data Table Started", "DiagramWriter");
Trace.Indent();
writer.WriteStartElement("DataTable");
writer.WriteStartAttribute("Count");
writer.WriteValue(dataTable.Count);
writer.WriteEndAttribute();
#region Variable Loop
//Write every variable in table to file.
//Tag name is the variable type without the "System." prefix
foreach (var variable in dataTable.ListAllData())
{
string type = variable.Item2.ToString().Replace("System.", string.Empty);
writer.WriteStartElement(type);
writer.WriteStartAttribute("Name");
writer.WriteValue(variable.Item1);
writer.WriteEndAttribute();
//So far not needed
//writer.WriteStartAttribute("Class");
//writer.WriteValue(variable.Item3.ToString());
//writer.WriteEndAttribute();
if (variable.Item3 != LDVarClass.OutFunction && variable.Item3 != LDVarClass.OutFunction)
{
writer.WriteStartAttribute("Value");
writer.WriteValue(variable.Item4);
writer.WriteEndAttribute();
}
else
{
writer.WriteString((string)variable.Item4);
}
writer.WriteEndElement();
Trace.WriteLine("Written: " + type + ", Name=" + variable.Item1 + ", Value=" + variable.Item4, "DataTable");
}
#endregion Variable Loop
writer.WriteEndElement();//Data table end
Trace.Unindent();
Trace.WriteLine("Data Table Ended", "DiagramWriter");
}
/// <summary>
/// Generate code from data table variables
/// </summary>
/// <param name="table"></param>
/// <param name="codeBuffer"></param>
internal static void CompileDataTable(LadderDataTable table, CompilerBuffer codeBuffer)
{
List <Tuple <string, Type, LDVarClass, object> > tuples = table.ListAllData().OrderBy(x => x.Item1).ToList();
codeBuffer.Globals.Add("//Inputs");
StringBuilder inputList = new StringBuilder();
foreach (var tuple in tuples.Where(x => x.Item3 == LDVarClass.Input))
{
codeBuffer.Globals.Add("boolean " + tuple.Item1 + ";");
}
codeBuffer.Globals.Add(string.Empty);
codeBuffer.Globals.Add("//Outputs");
foreach (var tuple in tuples.Where(x => x.Item3 == LDVarClass.Output))
{
codeBuffer.Globals.Add("boolean " + tuple.Item1 + ";");
}
codeBuffer.Globals.Add(string.Empty);
codeBuffer.Globals.Add("//Data");
foreach (var tuple in tuples.Where(x => x.Item3 == LDVarClass.Data))
{
switch (tuple.Item2.ToString().Replace("System.", string.Empty))
{
case "Boolean":
codeBuffer.Globals.Add("boolean " + tuple.Item1 + " = " + (((bool)tuple.Item4) ? "true;" : "false;"));
break;
case "Int16":
codeBuffer.Globals.Add("int " + tuple.Item1 + " = " + tuple.Item4.ToString() + ";");
break;
case "Byte":
codeBuffer.Globals.Add("byte " + tuple.Item1 + " = " + tuple.Item4.ToString() + ";");
break;
default:
throw new FormatException("Unrecognized variable type in data table");
}
}
foreach (var tuple in tuples.Where(x => x.Item3 == LDVarClass.InFunction))
{
List <string> buffer = new List <string>();
buffer.Add("boolean " + tuple.Item1 + "(boolean input)");
buffer.Add("{");
foreach (string line in tuple.Item4.ToString().Split('\n'))
{
buffer.Add(INDENT + line);
}
buffer.Add("}");
codeBuffer.Functions.Add(buffer);
}
foreach (var tuple in tuples.Where(x => x.Item3 == LDVarClass.OutFunction))
{
List <string> buffer = new List <string>();
buffer.Add("void " + tuple.Item1 + "()");
buffer.Add("{");
foreach (string line in tuple.Item4.ToString().Split('\n'))
{
buffer.Add(INDENT + line);
}
buffer.Add("}");
codeBuffer.Functions.Add(buffer);
}
}
