public MatrixVM(Matrix matrix)
{
this._matrix = matrix;
_matrix.PropertyChanged += (o, e) => {
RaisePropertyChanged(e.PropertyName);
};
SelectMatrix = new DelegateCommand(() => {
MatrixSelected?.Invoke();
});
for (int i = 0; i < matrix.Rows; i++)
{
for (int k = 0; k < matrix.Columns; k++)
{
CellValueVM cellValue = new CellValueVM();
if (double.IsNaN(matrix[i, k]))
{
//cellValue.Value = (i + k) % 2 == 0 ? "🗙" : "𐩒";
cellValue.Value = "🗙";
}
else
{
cellValue.Value = matrix[i, k].ToString();
}
cellValue.RowIndex = i;
cellValue.ColumnIndex = k;
MatrixValues.Add(cellValue);
cellValue.PropertyChanged += CellValuePropertyChanged;
}
}
AddRow = new DelegateCommand(() => {
if (Rows < 10)
{
matrix.SetNewSize(Rows + 1, Columns, true);
for (int i = 0; i < Columns; i++)
{
CellValueVM cellValue = new CellValueVM();
cellValue.Value = "0";
cellValue.RowIndex = Rows - 1;
cellValue.ColumnIndex = i;
cellValue.PropertyChanged += CellValuePropertyChanged;
MatrixValues.Add(cellValue);
}
UpdatedMatrix?.Invoke();
}
});
AddColumn = new DelegateCommand(() => {
if (Columns < 10)
{
matrix.SetNewSize(Rows, Columns + 1, true);
for (int i = 0; i < Rows; i++)
{
CellValueVM cellValue = new CellValueVM();
cellValue.Value = "0";
cellValue.RowIndex = i;
cellValue.ColumnIndex = Columns - 1;
cellValue.PropertyChanged += CellValuePropertyChanged;
MatrixValues.Insert((Columns - 1) + ((Columns - 1) * i) + i, cellValue);
}
UpdatedMatrix?.Invoke();
}
});
DeleteRow = new DelegateCommand(() => {
if (Rows > 1)
{
int tmp = Columns * Rows - 1;
matrix.SetNewSize(Rows - 1, Columns, false);
for (int i = 0; i < Columns; i++)
{
MatrixValues.RemoveAt(tmp);
tmp--;
}
UpdatedMatrix?.Invoke();
}
});
DeleteColumn = new DelegateCommand(() => {
if (Columns > 1)
{
matrix.SetNewSize(Rows, Columns - 1, false);
for (int i = 0; i < Rows; i++)
{
Console.WriteLine("Count:" + MatrixValues.Count);
Console.WriteLine("index:" + ((Columns + (Columns * i)) + 1));
MatrixValues.RemoveAt(Columns + (Columns * i));
}
UpdatedMatrix?.Invoke();
}
});
DeleteMatrix = new DelegateCommand(() => {
DeletedMatrix?.Invoke();
});
}
public void CellValuePropertyChanged(object o, PropertyChangedEventArgs args)
{
_matrix[(o as CellValueVM).RowIndex, (o as CellValueVM).ColumnIndex] = Convert.ToDouble((o as CellValueVM).Value.Replace('.', ','));
UpdatedMatrix?.Invoke();
}
