private void nuevoToolStripMenuItem_DropDownItemClicked(object sender, ToolStripItemClickedEventArgs e)
{
nuevoToolStripMenuItem.HideDropDown();
switch (e.ClickedItem.Name)
{
case "Nuevo":
band = false;
mov = false;
BackColor = Color.White;
g.Clear(BackColor);
AristaNoDirigida.Enabled = true;
AristaDirigida.Enabled = true;
g2 = new Grafo();
grafo = new Grafo();
nombre = 'A';
gactivo = false;
break;
case "Abrir":
OpenFileDialog filed = new OpenFileDialog();
filed.InitialDirectory = Application.StartupPath + "\\Ejemplos";
filed.DefaultExt = ".grafo";
string namefile;
filed.Filter = "Grafo Files (*.grafo)|*.grafo|All files (*.*)|*.*";
if (filed.ShowDialog() == DialogResult.OK)
{
namefile = filed.FileName;
try
{
using (Stream stream = File.Open(namefile, FileMode.Open))
{
BinaryFormatter bin = new BinaryFormatter();
grafo = (Grafo)bin.Deserialize(stream);
grafo.pinta(g);
}
}
catch (IOException exe)
{
MessageBox.Show(exe.ToString());
}
g2 = new Grafo();
accion = 1;
grafo.desseleccionar();
nombre = 'A';
for (int nn = 0; nn < grafo.Count; nn++)
{
nombre++;
}
}
break;
case "Guardar":
SaveFileDialog sav = new SaveFileDialog();
sav.Filter = "Grafo Files (*.grafo)|*.grafo|All files (*.*)|*.*";
sav.InitialDirectory = Application.StartupPath + "\\ProyectosGrafo";
String nombr;
if (sav.ShowDialog() == DialogResult.OK)
{
nombr = sav.FileName;
try
{
using (Stream stream = File.Open(nombr, FileMode.Create))
{
BinaryFormatter bin = new BinaryFormatter();
bin.Serialize(stream, grafo);
}
}
catch (IOException exe)
{
MessageBox.Show(exe.ToString());
}
}
break;
case "BorraGrafo":
grafo = new Grafo();
g.Clear(BackColor);
g2 = new Grafo();
nombre = 'A';
break;
case "Salir":
System.Windows.Forms.Application.Exit();
break;
}
}
private void Form1_MouseUp(object sender, MouseEventArgs e)
{
NodoP des;
Graphics au;
au = Graphics.FromImage(bmp1);
au.Clear(BackColor);
switch (accion)
{
case 1:
p = pm;
pm = e.Location;
band = true;
Form1_Paint(this, null);
band = false;
break;
case 2:
nu = null;
break;
case 3:
des = (NodoP)grafo.Find(delegate(NodoP a) { if (e.Location.X > a.POS.X - 15 && e.Location.X < a.POS.X + 30 && e.Location.Y > a.POS.Y - 15 && e.Location.Y < a.POS.Y + 30)
{
return(true);
}
else
{
return(false);
} });
if (des != null && nu != null)
{
if (nu.insertaRelacion(des, grafo.Aristas.Count))
{
a = new Arista(tipoarista, nu, des, "e" + grafo.Aristas.Count.ToString());
grafo.AgregaArista(a);
nu.GRADO++;
des.GRADO++;
nu.GradoExterno++;
des.GradoInterno++;
}
if (tipoarista == 2 && a.Destino.NOMBRE != a.Origen.NOMBRE)
{
des.insertaRelacion(nu, grafo.Aristas.Count - 1);
des.GradoExterno++;
nu.GradoInterno++;
}
grafo.pinta(au);
band = false;
nu = null;
}
else
{
grafo.pinta(au);
}
g.DrawImage(bmp1, 0, 0);
break;
case 4:
nu = (NodoP)grafo.Find(delegate(NodoP a) { if (e.Location.X > a.POS.X - 15 && e.Location.X < a.POS.X + 30 && e.Location.Y > a.POS.Y - 15 && e.Location.Y < a.POS.Y + 30)
{
return(true);
}
else
{
return(false);
} });
if (nu != null)
{
grafo.RemueveNodo(nu);
band = true;
if (grafo.Count == 0)
{
nombre = 'A';
gactivo = false;
}
Form1_Paint(this, null);
band = false;
}
break;
case 7:
case 9:
case 8:
SeleccionaNodos();
break;
}
}