private void SetInputData(InputDataAmortization input)
{
nudValue.Value = (decimal)input.Value;
nudYears.Value = input.NumberOfYears;
nudCurrencyRate.Value = (decimal)input.CurrencyRate;
if (input.PercentageRate != null)
{
nudPercentageRate.Value = (decimal)input.PercentageRate;
nudPercentageRate.Enabled = true;
chbPercentageRate.Checked = true;
nudCurrencyRate.Enabled = false;
}
else
{
nudPercentageRate.Value = nudPercentageRate.Minimum;
nudPercentageRate.Enabled = false;
chbPercentageRate.Checked = false;
nudCurrencyRate.Enabled = true;
}
if (input.Digression == 0)
{
this.operationType = OperationTypes.ACQUISITION;
chbDigression.Checked = false;
nudDigression.Enabled = false;
nudDigression.Value = 0;
}
else
{
operationType = OperationTypes.BALANCE_AND_RESIDUAL;
chbDigression.Checked = true;
nudDigression.Enabled = true;
nudDigression.Value = (decimal)input.Digression;
}
}
private void UpdateData(InputDataAmortization input)
{
ClearChart();
Amortization a = new Amortization(input);
List <OutputDataAmortization> listResult = null;
if (this.operationType == OperationTypes.ACQUISITION)
{
listResult = a.calculateValueOfAcquisitions();
this.lblP.Text = "";
this.chartAmortization.Titles.Add("Отчисления от стойността на придобиване");
}
else if (this.operationType == OperationTypes.BALANCE_AND_RESIDUAL)
{
listResult = a.calculateBalanceAndResidual();
this.lblP.Text = String.Format("p = {0:N2} %", input.PercentageRate);
this.chartAmortization.Titles.Add("Отчисления на балансовата или остатъчната стойност");
}
this.dataGridView1.DataSource = listResult;
Series seriesAmortizationSum = this.chartAmortization.Series[0];
Series seriesBalance = this.chartAmortization.Series[1];
if (seriesAmortizationSum.Enabled || seriesBalance.Enabled)
{
foreach (OutputDataAmortization oda in listResult)
{
seriesAmortizationSum.Points.AddXY(oda.NumberOfYear, oda.AmortizationSum.ToString("C"));
seriesBalance.Points.AddXY(oda.NumberOfYear, oda.Balance.ToString("C"));
}
}
}
public static void Write(String filePath, InputDataAmortization objectToWrite)
{
using (Stream stream = File.Open(filePath, FileMode.Create))
{
var binaryFormatter = new System.Runtime.Serialization.Formatters.Binary.BinaryFormatter();
binaryFormatter.Serialize(stream, objectToWrite);
}
}
private void btnOpen_Click(object sender, EventArgs e)
{
DialogResult result = this.openFileDialog1.ShowDialog();
if (result == DialogResult.OK && this.openFileDialog1.FileName != "")
{
InputDataAmortization input = AmortizationIO.Read(this.openFileDialog1.FileName);
SetInputData(input);
UpdateData(input);
}
}
private InputDataAmortization GetInputData()
{
InputDataAmortization input = null;
double value = (double)nudValue.Value;
uint years = (uint)nudYears.Value;
double currencyRate = (double)nudCurrencyRate.Value;
double digression = (double)nudDigression.Value;
if (!nudPercentageRate.Enabled)
{
input = new InputDataAmortization(value, currencyRate, years, digression, null);
}
else
{
input = new InputDataAmortization(value, currencyRate, years, digression, (float)nudPercentageRate.Value);
}
return(input);
}
private void btnCalculate_Click(object sender, EventArgs e)
{
InputDataAmortization input = GetInputData();
UpdateData(input);
}
public Amortization(InputDataAmortization input)
{
this.Input = input;
}