private void GenerateProblem()
{
if (!Regex.IsMatch(this.tbProblemSize.Text.Trim(), "^[0-9]+$"))
{
MessageBox.Show("Problem size must be a positive integer.");
}
else if (!Regex.IsMatch(this.txtSeed.Text.Trim(), "^[0-9]*$"))
{
MessageBox.Show("Problem seed must be a nonnegative integer (or blank).");
}
else
{
int problemSize = int.Parse(this.tbProblemSize.Text);
int seed;
if (this.txtSeed.Text.Trim() == "")
{
CityData = new ProblemAndSolver(ProblemAndSolver.DEFAULT_SEED, problemSize);
lblProblem.Text = "--";
}
else if ((seed = int.Parse(this.txtSeed.Text)) != CityData.Seed || problemSize != CityData.Size)
{
CityData = new ProblemAndSolver(seed, problemSize);
problemCounter = 1;
lblProblem.Text = problemCounter.ToString();
}
else
{
CityData.GenerateProblem(problemSize);
problemCounter++;
lblProblem.Text = problemCounter.ToString();
}
this.Invalidate();
}
}
// not necessarily a new problem but resets the state using the specified settings
private void reset()
{
this.SetSeed(); // also resets the CityData variable
int size = getProblemSize();
HardMode.Modes mode = getMode();
CityData.GenerateProblem(size, mode);
}
// not necessarily a new problem but resets the state using the specified settings
private void reset()
{
SetSeed(); // also resets the CityData variable
var size = getProblemSize();
var timelimit = getTimeLimit();
var mode = getMode();
tbCostOfTour.Text = " --";
tbElapsedTime.Text = " --";
tbNumSolutions.Text = " --"; // re-blanking the text boxes that may have been modified by a solver
_cityData.GenerateProblem(size, mode, timelimit);
}