private void button2_Click(object sender, EventArgs e)
{
if (f == null)
{
f = new Figure();
}
is_selected = true;
ClearScreen();
OpenFileDialog openFileDialog1 = new OpenFileDialog();
openFileDialog1.Filter = "Text|*.txt";
openFileDialog1.Title = "Select a Text File";
if (openFileDialog1.ShowDialog() == DialogResult.OK)
{
f.Load(openFileDialog1.FileName);
}
DrawFigure();
}
