private void poligono2ToolStripMenuItem_Click(object sender, EventArgs e)
{
pictureBox.Cursor = Cursors.Cross;
poligono = new Poligono(cor);
isDesenhaPoligonoMouse = true;
contMouseDown = 0;
opcao = 10;
}
private void btRemPoligono_Click(object sender, EventArgs e)
{
Poligono p = getPoligonoSelecionado();
if (p != null)
{
DataRow dr = dsPoligonos.Tables["tbPoligonos"].Rows.Find(p.getPosicaoInicial());
dsPoligonos.Tables["tbPoligonos"].Rows.Remove(dr);
poligonos.Remove(p);
desenhaPoligonos();
}
}
private void btAddPoligono_Click(object sender, EventArgs e)
{
FRMPoligonos frm = new FRMPoligonos();
frm.ShowDialog();
if (frm.getDesenha() && frm.getPontos().Count > 3)
{
Poligono p = new Poligono(frm.getPontos(), cor);
novoPoligono(p);
}
frm.Dispose();
}
private void novoPoligono(Poligono p)
{
if (p.getPontos().Count > 2)
{
p.desenha(imagemBmp);
poligonos.Add(p);
pictureBox.Image = imagemBmp;
DataRow dr = dsPoligonos.Tables["tbPoligonos"].NewRow();
dr["Poligono"] = p;
dr["PosicaoInicial"] = p.getPosicaoInicial();
dsPoligonos.Tables["tbPoligonos"].Rows.Add(dr);
}
}
private void espelho(bool vertical)
{
Poligono p = getPoligonoSelecionado();
if (p != null)
{
Point pt = p.getCentroAtual();
p.traslacao(-pt.X, -pt.Y);
p.espelhamento(vertical);
p.traslacao(pt.X, pt.Y);
desenhaPoligonos();
}
}
private void desenhaPoligonos()
{
pictureBox.Image = imagemBmp = new Bitmap(W, H);
Util.preencher((Bitmap)pictureBox.Image, fundo);
for (int i = 0; i < poligonos.Count; i++)
{
Poligono p = poligonos[i];
p.desenha(imagemBmp);
Point centro = p.getCentroAtual();
}
pictureBox.Image = imagemBmp;
}
private void moverPoligonoClick(MouseEventArgs e)
{
if (moverPoligono)
{
Poligono p = getPoligonoSelecionado();
Point pontos = p.getCentroAtual();
double dy = (double)e.Y - pontos.Y;
double dx = (double)e.X - pontos.X;
p.traslacao(dx, dy);
desenhaPoligonos();
}
}
private void Principal_Load(object sender, EventArgs e)
{
cor = Color.Black;
W = 1920;
H = 1080;
pictureBox.Image = imagemBmp = new Bitmap(W, H);
Util.preencher((Bitmap)pictureBox.Image, Color.White);
xi = yi = xf = yf = 0;
opcao = -1;
tsLBpos.Text = "";
mouseDown = false;
moverPoligono = false;
poligonos = new List <Poligono>();
isDesenhaPoligonoMouse = false;
// contMouseDown = 0;
coord = new int[2];
dsPoligonos = Util.criaTablePoligonos();
dgvPoligonos.DataSource = dsPoligonos;
dgvPoligonos.DataMember = "tbPoligonos";
rbOrigem.Checked = true;
rbTranslacao.Checked = true;
fundo = Color.White;
//---------------------------
Poligono p = new Poligono(cor);
p.add(new Point(490, 50));
p.add(new Point(490, 280));
p.add(new Point(700, 280));
novoPoligono(p);
p = new Poligono(cor);
p.add(new Point(170, 320));
p.add(new Point(420, 440));
p.add(new Point(420, 430));
p.add(new Point(170, 440));
novoPoligono(p);
p = new Poligono(cor);
p.add(new Point(240, 40));
p.add(new Point(95, 130));
p.add(new Point(150, 280));
p.add(new Point(330, 280));
p.add(new Point(380, 130));
novoPoligono(p);
}
private void dgvPoligonos_RowEnter(object sender, DataGridViewCellEventArgs e)
{
if (poligonos.Count > e.RowIndex)
{
DataSet dsPts = Util.criaTablePontos();
dgvPontos.DataSource = dsPts;
dgvPontos.DataMember = "tbPontos";
Poligono p = poligonos[e.RowIndex];
if (p != null)
{
List <Point> pts = p.getPontos();
foreach (Point pt in pts)
{
DataRow dr = dsPts.Tables["tbPontos"].NewRow();
dr["Ponto"] = new Point(pt.X, pt.Y);
dsPts.Tables["tbPontos"].Rows.Add(dr);
}
}
}
}
public static unsafe void scanLine(int xclick, int yclick, Bitmap img, Color c, Poligono poligono)
{
int H = img.Height;
int W = img.Width;
BitmapData bmpData = img.LockBits(new Rectangle(0, 0, W, H), ImageLockMode.ReadWrite, PixelFormat.Format24bppRgb);
int padding = bmpData.Stride - (W * 3);
byte * ptrIni = (byte *)bmpData.Scan0.ToPointer();
List <List <Aresta> > ET = new List <List <Aresta> >();
List <Aresta> AET = new List <Aresta>();
for (int i = 0; i < Principal.getHTela(); i++)
{
ET.Add(new List <Aresta>());
}
List <Point> polPoint = poligono.getPontos();
for (int i = 0; i < polPoint.Count; i++)
{
Aresta aresta = new Aresta(polPoint[i % polPoint.Count], polPoint[(i + 1) % polPoint.Count]);
ET[aresta.getYmin()].Add(aresta);
}
int y = 0, x;
while (ET[y].Count == 0)
{
y++;
}
//primeiro Y
foreach (Aresta a in ET[y])
{
AET.Add(a);
}
while (AET.Count > 0)
{
for (int i = 0; i < AET.Count; i++)
{
if (AET[i].getYmax() == y)
{
AET.Remove(AET[i--]);
}
}
//AET.Sort();
heap(AET);
for (int i = 0; i < AET.Count; i += 2)
{
Aresta a = AET[i];
Aresta b = AET[i + 1];
for (x = (int)Math.Floor(a.getXmin()); x < Math.Ceiling(b.getXmin()); x++)
{
Util.setPixel(ptrIni, x, y, W, padding, c);
}
a.setXmin(a.getXmin() + a.getIncX());
b.setXmin(b.getXmin() + b.getIncX());
}
y++;
foreach (Aresta a in ET[y])
{
AET.Add(a);
}
}
img.UnlockBits(bmpData);
}
private void desenha(Bitmap bmp, int x, int y)
{
xf = x;
yf = y;
if (xi < 0 || yi < 0 || xf < 0 || yf < 0 || xi > bmp.Width || xf > bmp.Width || yi > bmp.Height || yf > bmp.Height)
{
return;
}
switch (opcao)
{
case 1:
Reta.equacaoGeral(xi, yi, xf, yf, bmp, cor);
break;
case 2:
Reta.DDA(xi, yi, xf, yf, bmp, cor);
break;
case 3:
Reta.pontoMedio(xi, yi, xf, yf, bmp, cor);
break;
case 4:
Circunferencia.equacaoGeral(xi, yi, xf, yf, bmp, cor);
break;
case 5:
Circunferencia.trigonometrica(xi, yi, xf, yf, bmp, cor);
break;
case 6:
Circunferencia.pontoMedio(xi, yi, xf, yf, bmp, cor);
break;
case 7:
Elipse.pontoMedio(xi, yi, xf, yf, bmp, cor);
break;
case 8:
Preenchimento.floodFill(xf, yf, bmp, cor);
break;
case 9:
if (poligonos.Count > 0)
{
Poligono click = poligonos[0];
foreach (Poligono p in poligonos)
{
if (p.getDistanciaClick(xf, yf) < click.getDistanciaClick(xf, yf))
{
click = p;
}
}
Preenchimento.scanLine(xf, yf, bmp, cor, click);
}
break;
case 10:
Reta.pontoMedio(xi, yi, xf, yf, bmp, cor);
break;
}
pictureBox.Image = bmp;
}
private void btAplicar_Click(object sender, EventArgs e)
{
Poligono p = getPoligonoSelecionado();
if (p != null)
{
double tx = 0;
double ty = 0;
double angulo = 0;
double.TryParse(tbTranslacaoX.Text, out tx);
double.TryParse(tbTranslacaoY.Text, out ty);
double.TryParse(tbRotacao.Text, out angulo);
if (rbOrigem.Checked)
{
if (rbTranslacao.Checked)
{
p.traslacao(tx, ty);
}
if (rbEscala.Checked)
{
p.escala(tx, ty);
}
if (rbRotacao.Checked)
{
p.rotacao(angulo);
}
if (rbCisalhamento.Checked)
{
p.cisalhamento(tx, ty);
}
if (rbHorizontal.Checked)
{
p.espelhamento(false);
}
if (rbVertical.Checked)
{
p.espelhamento(true);
}
}
else
{
if (rbCentro.Checked)
{
Point pt = p.getCentroAtual();
p.traslacao(-pt.X, -pt.Y);
if (rbTranslacao.Checked)
{
p.traslacao(tx, ty);
}
if (rbEscala.Checked)
{
p.escala(tx, ty);
}
if (rbRotacao.Checked)
{
p.rotacao(angulo);
}
if (rbCisalhamento.Checked)
{
p.cisalhamento(tx, ty);
}
if (rbHorizontal.Checked)
{
p.espelhamento(false);
}
if (rbVertical.Checked)
{
p.espelhamento(true);
}
p.traslacao(pt.X, pt.Y);
}
}
desenhaPoligonos();
}
}
