private void ReexibePoligono()
{
pontos.Clear();
ClearTelaPoligono();
Poligono poli = Lpoli.Find(x => x.Rotulo == ((Poligono)CbPolignos.SelectedItem).Rotulo);
foreach (Point p in poli.pontosAtuais)
{
dgvPontos.Rows.Add(p.X.ToString());
dgvPontos.Rows[dgvPontos.Rows.Count - 1].Cells[0].Value = p.X.ToString();
dgvPontos.Rows[dgvPontos.Rows.Count - 1].Cells[1].Value = p.Y.ToString();
pontos.Add(p);
if (pontos.Count == 2)
{
Primitivas.DecliveDDA(pontos[0], pontos[1], pbxPoligonos);
pontos[0] = pontos[1];
pontos.RemoveAt(1);
}
}
if (poli.Fechado == true) //Se o poligono estiver completo, a ligação do Pi com Pf é feita
{
Primitivas.DecliveDDA(poli.pontosAtuais[0], poli.pontosAtuais[poli.pontosAtuais.Count - 1], pbxPoligonos);
}
}
private void BtNovoPoligno_Click(object sender, EventArgs e)
{
pontos.Clear();
Poligono p = new Poligono(CountPoli++);
Lpoli.Add(p);
CbPolignos.Items.Add(p);
CbPolignos.SelectedIndex = CbPolignos.Items.Count - 1;
ClearTelaPoligono();
}
private void BtEspY_Click(object sender, EventArgs e)
{
Poligono pTemp = ((Poligono)CbPolignos.SelectedItem);
double Mx = 0, My = 0;
for (int i = 0; i < pTemp.pontos.Count; i++)
{
Mx += pTemp.pontos[i].X;
My += pTemp.pontos[i].Y;
}
Mx = Mx / pTemp.pontos.Count;
My = My / pTemp.pontos.Count;
((Poligono)CbPolignos.SelectedItem).espelhamentoY(new Point((int)Mx, (int)My));
ReexibePoligono();
}
private void BtRotacao_Click(object sender, EventArgs e)
{
if (rbOrigem.Checked)
{
((Poligono)CbPolignos.SelectedItem).Rotacao(double.Parse(tbRotacao.Text), new Point(0, 0), 'o');
}
else
{
Poligono pTemp = ((Poligono)CbPolignos.SelectedItem);
double Mx = 0, My = 0;
for (int i = 0; i < pTemp.pontos.Count; i++)
{
Mx += pTemp.pontos[i].X;
My += pTemp.pontos[i].Y;
}
Mx = Mx / pTemp.pontos.Count;
My = My / pTemp.pontos.Count;
((Poligono)CbPolignos.SelectedItem).Rotacao(double.Parse(tbRotacao.Text), new Point((int)Mx, (int)My), 'e');
}
ReexibePoligono();
}
