private static MathSolverLibrary.Equation.SolveResult EvaluateTerm(MathSolverLibrary.TermType.GenTermType termEval, int optionIndex, ref MathSolverLibrary.TermType.EvalData evalData)
{
Stopwatch stopwatch = new Stopwatch();
stopwatch.Start();
MathSolverLibrary.Equation.SolveResult result = termEval.ExecuteCommandIndex(optionIndex - 1, ref evalData);
stopwatch.Stop();
ConsoleHelper.WriteLineColor(ConsoleColor.DarkCyan, "Evaluating took " + stopwatch.ElapsedMilliseconds.ToString() + "ms");
return result;
}
private static MathSolverLibrary.TermType.GenTermType ParseInput(string input, ref MathSolverLibrary.Information_Helpers.FuncDefHelper funcDefHelper, ref MathSolverLibrary.TermType.EvalData evalData)
{
Stopwatch stopwatch = new Stopwatch();
// Start timing how long the parsing process takes.
stopwatch.Start();
// Will contain the list of parsing errors if any.
List<string> parseErrors = new List<string>();
// Parse the input using the math parsing engine.
var termEval = MathSolver.ParseInput(input, ref evalData, ref parseErrors);
// Stop the timing.
stopwatch.Stop();
if (termEval == null)
{
// The user's input was invalid.
ConsoleHelper.WriteLineColor(ConsoleColor.Red, "Cannot interpret.");
return null;
}
ConsoleHelper.WriteLineColor(ConsoleColor.DarkCyan, "Parsing took " + stopwatch.ElapsedMilliseconds.ToString() + "ms");
return termEval;
}
public static void UserFriendlyDisplay(MathSolverLibrary.Equation.SolveResult result, MathSolverLibrary.TermType.EvalData evalData)
{
if (evalData.GetMsgs() != null)
{
foreach (string msg in evalData.GetMsgs())
{
WriteLineColor(ConsoleColor.DarkYellow, " " + msg);
}
}
if (evalData.GetInputTypeStr() != null)
{
WriteLineColor(ConsoleColor.DarkGreen, "Topic is " + evalData.GetInputTypeStr());
}
if (evalData.GetGraphEqStrs() != null)
{
string finalGraphStr = "";
for (int i = 0; i < evalData.GetGraphEqStrs().Length; ++i)
{
finalGraphStr += evalData.GetGraphEqStrs()[i];
if (i != evalData.GetGraphEqStrs().Length - 1)
finalGraphStr += "; ";
}
WriteLineColor(ConsoleColor.White, "Graph " + finalGraphStr);
}
if (!result.Success)
{
WriteLineColor(ConsoleColor.DarkRed, "Failure");
foreach (string msg in evalData.GetFailureMsgs())
{
WriteLineColor(ConsoleColor.Red, " " + msg);
}
}
else
{
if (result.Solutions == null)
return;
int solCount = result.Solutions.Count;
if (evalData.GetHasPartialSolutions())
{
Console.WriteLine("The input was partially evaluated to...");
for (int i = 0; i < evalData.GetPartialSolutions().Count; ++i)
{
string partialSolStr = evalData.PartialSolToTexStr(i);
partialSolStr = MathSolver.FinalizeOutput(partialSolStr);
Console.WriteLine(" " + partialSolStr);
}
Console.WriteLine();
if (solCount > 0)
{
string pluralStr = solCount > 1 ? "s were" : " was";
Console.WriteLine("The following " + solCount.ToString() + " solution" + pluralStr +
" also obtained...");
DisplayUserFriendlySols(result.Solutions);
}
}
else
{
Console.WriteLine("The input was successfully evaluated.");
if (solCount > 0)
DisplayUserFriendlySols(result.Solutions);
if (result.GetHasRestrictions())
DisplayUserFreindlyRests(result.Restrictions);
}
}
}
