private void HighlightCurrentStep()
{
for (int i = 1; i < currentState.TotalSteps + 1; i++)
{
TableLayoutPanel predTable = (TableLayoutPanel)AlgorithmPreviewPanel.Controls[i];
Button predButton = (Button)predTable.Controls[0];
predButton.BackColor = i == currentState.Step ? Color.LightGreen : i == currentState.Step + 1 ? Color.LightBlue : Color.White;
if (i == currentState.Step + 1)
{
AlgorithmPreviewPanel.ScrollControlIntoView(predTable);
}
}
}
/// <summary>
/// Predicts steps of an algorithm.
/// </summary>
private void Predict()
{
if (StateBuffer != null)
{
StateBuffer.Dispose();
}
StateBuffer = new MemoryStream();
currentState.Data = new DataArray(currentState.StartData.ToString());
currentState.Step = 0;
foreach (Instruction j in currentState.Instructions)
{
j.Active = false;
}
fileFormat.Serialize(StateBuffer, currentState);
bool continueExec = true;
int i = 1;
AlgorithmPreviewPanel.Controls.Clear();
AlgorithmPreviewPanel.SuspendLayout();
TableLayoutPanel inputWordPanel = new TableLayoutPanel()
{
ColumnCount = 2,
RowCount = 1,
Margin = new Padding(0, 0, 0, 10),
AutoSize = true
};
Button inputWordIcon = new Button()
{
Image = Properties.Resources.textbox_password,
Width = 45,
Height = 45,
FlatStyle = FlatStyle.Popup
};
Label inputWordLabel = new Label()
{
Text = "Входное слово:",
Font = new Font(this.Font.FontFamily, 10),
AutoSize = true
};
Label inputWordValue = new Label()
{
Text = currentState.Data.ToString(),
Margin = new Padding(0, 3, 0, 0),
Font = new Font(this.Font.FontFamily, 12, FontStyle.Bold),
AutoSize = true
};
FlowLayoutPanel inputWordInfoPanel = new FlowLayoutPanel()
{
FlowDirection = FlowDirection.TopDown,
Dock = DockStyle.Fill,
AutoSize = true
};
inputWordInfoPanel.Controls.AddRange(new[] { inputWordLabel, inputWordValue });
inputWordPanel.Controls.Add(inputWordIcon, 0, 0);
inputWordPanel.Controls.Add(inputWordInfoPanel, 1, 0);
AlgorithmPreviewPanel.Controls.Add(inputWordPanel);
try
{
for (i = 1; continueExec; i++)
{
if (i > MAX_STEPS)
{
MessageBox.Show($"Возможно, произошло зацикливание алгоритма (программа имеет более чем {MAX_STEPS} шагов).\r\nПопробуйте запустить её с другими входными данными или исправьте место зацикливания.", "Ошибка расчёта шагов алгоритма", MessageBoxButtons.OK, MessageBoxIcon.Warning);
CurrentStateLabel.Text = "Программа возможно зацикливается.";
break;
}
char displaySym = currentState.Data.Current;
string prevData = currentState.Data.ToString();
char sym = currentState.Data.Current == '_' ? '\0' : currentState.Data.Current;
Instruction activeInstruction = GetActiveInstruction();
Operation activeItem = activeInstruction.Operations.Single(item => item.OldChar == sym);
if (activeItem.IsStop)
{
continueExec = false;
}
else
{
Instruction newInstruction = currentState.Instructions.Single(inst => inst.Name == activeItem.NextInstruction);
activeInstruction.Active = false;
newInstruction.Active = true;
currentState.Data.Current = activeItem.NewChar;
currentState.Data.CurrentPosition += (int)activeItem.Direction;
}
currentState.Step = i;
fileFormat.Serialize(StateBuffer, currentState);
TableLayoutPanel predictionTable = new TableLayoutPanel()
{
ColumnCount = 2,
RowCount = 1,
AutoSize = true,
Margin = new Padding(0)
};
Button stepButton = new Button()
{
Text = i.ToString(),
Font = new Font(this.Font.FontFamily, 10, FontStyle.Bold),
Width = 45,
Height = 45,
FlatStyle = FlatStyle.Popup
};
predictionTable.Controls.Add(stepButton, 0, 0);
FlowLayoutPanel infoPanel = new FlowLayoutPanel()
{
FlowDirection = FlowDirection.TopDown,
Dock = DockStyle.Fill,
AutoSize = true
};
Label instructionLabel = new Label
{
Text = activeItem.ToString(),
Font = new Font(this.Font.FontFamily, 12, FontStyle.Bold),
AutoSize = true
};
Label previousDataLabel = new Label
{
ForeColor = Color.DarkRed,
Text = prevData,
AutoSize = true
};
Label nextDataLabel = new Label
{
ForeColor = Color.DarkGreen,
Text = currentState.Data.ToString(),
AutoSize = true
};
infoPanel.Controls.AddRange(new[] { instructionLabel, previousDataLabel, nextDataLabel });
predictionTable.Controls.Add(infoPanel, 1, 0);
AlgorithmPreviewPanel.Controls.Add(predictionTable);
}
}
catch (Exception)
{
MessageBox.Show("Программа не работает правильно при данных входных данных. Расчёт шагов невозможен.", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
AlgorithmPreviewPanel.ResumeLayout();
SetTotalSteps(i - 1);
StateBuffer.Seek(0, SeekOrigin.Begin);
currentState = (State)fileFormat.Deserialize(StateBuffer);
CurrentStepLabel.Text = $"Шаг: 0/{i - 1}";
UpdateTable();
InputUpdate();
HighlightCurrentStep();
}
