private void InsertNumber(NumberViewModel numberViewModel)
{
int index = Numbers.IndexOf(Numbers.FirstOrDefault(vm => vm.Value > numberViewModel.Value));
if (index == -1)
{
Numbers.Add(numberViewModel);
}
else
{
Numbers.Insert(index, numberViewModel);
}
}
private void Push(Number number)
{
model.Push(number);
Numbers.Remove(Numbers.FirstOrDefault(vm => vm.Model == number.Operand1));
Numbers.Remove(Numbers.FirstOrDefault(vm => vm.Model == number.Operand2));
ClearSelection();
NumberViewModel resultViewModel = new NumberViewModel(number, Numbers.Count == 0 && number.Value == TargetValue, CreationSource.Result);
resultViewModel.IsSelected = Numbers.Count > 0;
InsertNumber(resultViewModel);
RaiseNumbersChanged();
if (model.IsSolved)
{
RaiseSolved();
}
}
public Number Calculate(NumberViewModel a, NumberViewModel b)
{
return(calculation(a.Model, b.Model));
}