private static void MainLoop()
{
int choiceIndex = 0;
string[] choices = new string[] { "Sandbox", "Variables", "Help", "Documentation", "Settings", "Quit" };
choiceIndex = EnterChoiceIndex(choices, choiceIndex);
while (choiceIndex >= 0)
{
Console.CursorVisible = false;
string choice = choices[choiceIndex];
switch (choice)
{
case "Sandbox":
Sandbox.SandboxLoop(true);
break;
case "Variables":
Sandbox.VariableLoop();
break;
case "Help":
Help();
break;
case "Documentation":
Documentation();
break;
case "Settings":
Settings();
break;
case "Quit":
return;
default: //null choice
return;
}
Console.Clear();
choiceIndex = EnterChoiceIndex(choices, choiceIndex);
}
}
private static void UseFunction(string funcChoice)
{
//get the function itself
System.Reflection.MethodInfo mi = Function.GetFunctionFromFullName(funcChoice);
string funcName = mi.Name;
//get the parameters so we know what to ask
System.Reflection.ParameterInfo[] pis = mi.GetParameters();
object[] args = new object[pis.Length];
Clear();
//LINE 1: Preview of function
//LINE 2: Instructions
//LINE 3: Input
int argsEntered = 0;
while (argsEntered < args.Length)
{
Type t = pis[argsEntered].ParameterType;
Console.SetCursorPosition(0, 0);
PrintPartialFunction(funcName, args);
Console.SetCursorPosition(0, 1);
Console.Write(string.Format("Enter a {0}.{1}", t.Name.ToLower(), new string(' ', 30)));//write the instructions
Console.SetCursorPosition(0, 2);
object input = null;
if (t == typeof(string))
{
input = EnterString();
}
else if (t == typeof(MathNet.Symbolics.SymbolicExpression))
{
input = EnterExpression();
}
else if (t.IsArray)
{
input = ParseDoubleArray(EnterString());
}
else if (t == typeof(int))
{
input = EnterInt();
}
else if (t == typeof(double))
{
input = EnterDouble();
}
else if (t == typeof(bool))
{
input = EnterBool();
}
else
{
input = EnterString();
}
args[argsEntered++] = input;
Console.SetCursorPosition(0, 2);
Console.Write(new string(' ', input.ToString().Length + 1));
}
//input is done, print the output info and then go into sanbox mode
Clear();
object output = Function.EvaluateFunction(funcName, args);
Sandbox.SetVariable("ans", output);
PrintPartialFunction(funcName, args);
PrintLine();
Print(string.Format("ans = {0}", output));
Print("Use ans to refer to your answer.");
PrintLine(2);
Sandbox.SandboxLoop(false);
}