private void RunAlgorithmButton_Click(object sender, EventArgs e)
{
Button button = RunAlgorithmButton;
if (button.Tag == null || button.Tag.ToString() == "play")
{
ExecTimer.Start();
button.Image = Properties.Resources.pause;
button.Tag = "pause";
}
else if (button.Tag.ToString() == "pause")
{
ExecTimer.Stop();
button.Image = Properties.Resources.play;
button.Tag = "play";
}
else if (button.Tag.ToString() == "restart")
{
ExecTimer.Stop();
button.Image = Properties.Resources.play;
StateBuffer.Seek(0, SeekOrigin.Begin);
currentState = (State)fileFormat.Deserialize(StateBuffer);
UpdateTable();
InputUpdate();
CurrentStepLabel.Text = $"Шаг: {currentState.Step}/{currentState.TotalSteps}";
HighlightCurrentStep();
button.Tag = "play";
CurrentStateLabel.Text = "Нажмите \"Запуск\", чтобы начать исполнение.";
}
}
private void NextStep()
{
int oldInstructionId, oldItemId;
try
{
char oldSym = currentState.Data.Current == '_' ? '\0' : currentState.Data.Current;
Instruction oldInstruction = GetActiveInstruction();
oldInstructionId = Array.IndexOf(currentState.Instructions, oldInstruction);
Operation oldItem = oldInstruction.Operations.Single(i => i.OldChar == oldSym);
oldItemId = oldInstruction.Operations.IndexOf(oldItem);
if (currentState.Step == currentState.TotalSteps)
{
}
else
{
string dir = oldItem.Direction == Direction.LEFT ? " и сдвинула курсор влево" : oldItem.Direction == Direction.RIGHT ? " и сдвинула курсор вправо" : "";
CurrentStateLabel.Text = $"Инструкция `{oldItem}` заменила символ `{oldSym}` на `{oldItem.NewChar}`{dir}.";
}
currentState = (State)fileFormat.Deserialize(StateBuffer);
}
catch (Exception)
{
ExecTimer.Stop();
MessageBox.Show("Алгоритм завершился, перезапустите его.", "Невозможно продолжить", MessageBoxButtons.OK, MessageBoxIcon.Information);
RunAlgorithmButton.Image = Properties.Resources.restart;
RunAlgorithmButton.Tag = "restart";
return;
}
if (currentState.Step == currentState.TotalSteps)
{
CurrentStateLabel.Text = "Выполнение завершено, необходим перезапуск.";
RunAlgorithmButton.Image = Properties.Resources.restart;
RunAlgorithmButton.Tag = "restart";
InputUpdate(currentState.Data.CurrentPosition);
ExecTimer.Stop();
}
else
{
if (!ExecTimer.Enabled)
{
RunAlgorithmButton.Image = Properties.Resources.play;
RunAlgorithmButton.Tag = "play";
}
try
{
currentState.SaveToFile("saved.emt");
}
catch (Exception) { }
InputUpdate(currentState.Data.PreviousPosition);
}
UpdateTable(oldInstructionId, oldItemId + 1);
CurrentStepLabel.Text = $"Шаг: {currentState.Step}/{currentState.TotalSteps}";
HighlightCurrentStep();
}
