void Form1_MouseMove(object sender, MouseEventArgs e)
{
if (!lenyomva)
{
return;
}
vonal új = new vonal(ox, oy, e.X, e.Y);
rajzol(új);
vonalak.Add(új);
ox = e.X;
oy = e.Y;
}
private void Savebtn_Click(object sender, EventArgs e)
{
SaveFileDialog sfd = new SaveFileDialog();
sfd.InitialDirectory = Application.StartupPath;
sfd.DefaultExt = "csv";
sfd.FileName = "myrajz";
if (sfd.ShowDialog() == DialogResult.OK)
{
StreamWriter sw = new StreamWriter(sfd.FileName);
foreach (vonal element in vonalak)
{
vonal sor = (vonal)element;
sw.WriteLine(sor.ox.ToString() + ';' + sor.oy.ToString() + ';' + sor.ex.ToString() + ';' + sor.ey.ToString());
}
}
}
private void Loadbtn_Click(object sender, EventArgs e)
{
OpenFileDialog ofd = new OpenFileDialog();
ofd.InitialDirectory = Application.StartupPath;
if (ofd.ShowDialog() == DialogResult.OK)
{
vonalak.Clear();
StreamReader sr = new StreamReader(ofd.FileName);
while (!sr.EndOfStream)
{
string text = sr.ReadLine();
string[] szamok = text.Split(';');
vonal újvonal = new vonal(Convert.ToInt32(szamok[0]), Convert.ToInt32(szamok[1]), Convert.ToInt32(szamok[2]), Convert.ToInt32(szamok[3]));
vonalak.Add(újvonal);
rajzol(újvonal);
}
}
}
private void rajzol(vonal új)
{
g.DrawLine(toll, új.ox, új.oy, új.ex, új.ey);
}
