private void setListBoxPoints()
{
if (listBoxPoints.Items.Count > 0)
{
listBoxPoints.Items.Clear();
}
listBoxPoints.Items.AddRange(ListPointDesc.ToArray());
SetEnabledBtnDeletePoint();
}
private void ClearListPoints_Click(object sender, EventArgs e)
{
if (ListPoints.Count > 0 && ListPointDesc.Count > 0)
{
ListPoints.Clear();
ListPointDesc.Clear();
setListBoxPoints();
}
}
private void DeleteSelectPoint_Click(object sender, EventArgs e)
{
if (listBoxPoints.Items.Count > 0 && listBoxPoints.SelectedIndex > -1)
{
ListPoints.RemoveAt(listBoxPoints.SelectedIndex);
ListPointDesc.RemoveAt(listBoxPoints.SelectedIndex);
setListBoxPoints();
}
else if (listBoxPoints.Items.Count > 0 && listBoxPoints.SelectedIndex == -1)
{
ListPoints.RemoveAt(0);
ListPointDesc.RemoveAt(0);
setListBoxPoints();
}
}
private void AddPoint_Click(object sender, EventArgs e)
{
if (GetPointY.Length > 0 && GetPointX.Length > 0)
{
int x = Int32.Parse(GetPointX);
GetPointX = "";
int y = Int32.Parse(GetPointY);
GetPointY = "";
int[] point = { x, y };
ListPoints.Add(point);
ListPointDesc.Add($"Вершина с координатой: {x}; {y}");
setListBoxPoints();
}
}
