private void button3_Click(object sender, EventArgs e)
{
points.Clear();
selectedTriangule = null;
if (triangulated != null)
{
triangulated.Clear();
}
Refresh();
}
private void button1_Click(object sender, EventArgs e)//generar puntos aleatorios
{
Random randomizer = new Random();
int count = randomizer.Next(25) + 3;
points.Clear();
for (int i = 0; i < count; i++)
{
points.Add(new Point2D(r.Next(0, pictureBox1.Width), r.Next(0, pictureBox1.Height)));
}
selectedTriangule = null;
Refresh();
}
private void button2_Click(object sender, EventArgs e)//triangular
{
if (points.Count > 2)
{
selectedTriangule = null;
delaunay = new DelaunayTriangulation(points);
triangulated = delaunay.Triangulate();
if (checkBox1.Checked)
{
triangulatedWithCircles = delaunay.GetCircumcicles(triangulated);
}
Refresh();
}
}
private void button1_Click(object sender, EventArgs e)//generar puntos aleatorios
{
if (textBox1.Text == null || textBox1.Text.Length == 0)
{
MessageBox.Show("Debe escribir la cantidad de puntos aleatorios a generar");
return;
}
int count = 0;
if (!int.TryParse(textBox1.Text, out count))
{
MessageBox.Show("Debe escribir correctamente un número entero");
return;
}
points.Clear();
for (int i = 0; i < count; i++)
{
points.Add(new Point2D(r.Next(0, pictureBox1.Width), r.Next(0, pictureBox1.Height)));
}
selectedTriangule = null;
Refresh();
}
private void pictureBox1_MouseUp(object sender, MouseEventArgs e)
{
if (e.Button == MouseButtons.Left)
{
released = true;
if (!moved && checkBox2.Checked)
{
button2_Click(null, null);
}
else
{
Refresh(); moved = false;
}
}
else if (e.Button == MouseButtons.Right)
{
if (selectedTriangule == null)
{
Rect rab, rbc, rca;
foreach (Triangule t in triangulated)
{
rab = delaunay.GetRectEcuation(t.a, t.b);
rbc = delaunay.GetRectEcuation(t.b, t.c);
rca = delaunay.GetRectEcuation(t.c, t.a);
if ((rab.Eval(e.X) <= e.Y && rbc.Eval(e.X) >= e.Y && rca.Eval(e.X) <= e.Y) || ((rab.Eval(e.X) >= e.Y && rbc.Eval(e.X) <= e.Y && rca.Eval(e.X) >= e.Y)))
{
selectedTriangule = t;
break;
}
}
}
else
{
selectedTriangule = null;
}
Refresh();
}
}