public class binar
    {
        Graphics des;
        System.Drawing.Pen creion;
        System.Drawing.SolidBrush pens_verde;
        System.Drawing.SolidBrush pens_rosie;
        System.Drawing.SolidBrush pens_gri;
        System.Drawing.Font font_nina;
        int px0;        // pozitia pe x
        int py0;        // pozitia pe y
        int bit_w;      // latimea unui bit
        int nrb;        // numarul de biti
        int vh;         // vertical(v_h=1)/orizontal(v_h=0)
        int dc;         // dreptunghi(d_c=1)/cerc(d_c=0)
        int rv;         // rosu r_v=1, verde r_v=0)
        int i;
        public void setval(UInt64 n)
        {
            if (rv == 1)
                pens_verde = pens_rosie;

            int x = 0, y = 0;
            x = px0 + bit_w;
            y = py0 + bit_w;
            if ((vh == 1) && (dc == 1))
                y = py0 + bit_w + bit_w / 4;
            if (vh == 0)
            {
                for (i = nrb - 1; i >= 0; i--)
                {
                    System.UInt64 bit = ((n >> (nrb - i - 1)) & 1);
                    if (dc == 0)
                        des.DrawEllipse(creion, x - 1, y - 1, bit_w + 2, bit_w + 2);
                    else
                        des.DrawRectangle(creion, x - 1, y - 1, bit_w + 2, bit_w / 2 + 2);
                    if (bit==1)
                    {
                        if (dc == 0)
                            des.FillEllipse(pens_verde, x, y, bit_w, bit_w);
                        else
                            des.FillRectangle(pens_verde, x, y, bit_w, bit_w / 2);
                    }
                    else
                    {
                        if (dc == 0)
                            des.FillEllipse(pens_gri, x, y, bit_w, bit_w);
                        else
                            des.FillRectangle(pens_gri, x, y, bit_w, bit_w / 2);
                    }
                    x += 2 * bit_w;
                }
            }
            if (vh == 1)
            {
                for (i = 0; i < nrb; i++)
                {                        
                    System.UInt64 bit = ((n >> (nrb - i - 1)) & 1);
                    if (dc == 0)
                        des.DrawEllipse(creion, x - 1, y - 1, bit_w + 2, bit_w + 2);
                    else
                        des.DrawRectangle(creion, x - 1, y - 1, bit_w + 2, bit_w / 2 + 2);
                    if (bit == 1)
                    {
                        if (dc == 0)
                            des.FillEllipse(pens_verde, x, y, bit_w, bit_w);
                        else
                            des.FillRectangle(pens_verde, x, y, bit_w, bit_w / 2);
                    }
                    else
                    {
                        if (dc == 0)
                            des.FillEllipse(pens_gri, x, y, bit_w, bit_w);
                        else
                            des.FillRectangle(pens_gri, x, y, bit_w, bit_w / 2);
                    }
                    y += 2 * bit_w;
                }
            }
        }
        public void setname(string[] nume_biti)
        {
            int x = 0, y = 0;

            if (vh == 0)
            {
                x = px0 + bit_w;
                y = py0 + bit_w;
                for (i = nrb - 1; i >= 0; i--)
                {
                    des.DrawString(nume_biti[i].ToString(), font_nina, pens_rosie, x, y - 2 * bit_w);
                    x += 2 * bit_w;
                }
            }
            if (vh == 1)
            {
                x = px0 + 3 * bit_w;
                y = py0 + 3 * bit_w - bit_w / 4; ;
                for (i = 0; i < nrb; i++)
                {
                    des.DrawString(nume_biti[i].ToString(), font_nina, pens_rosie, x, y - 2 * bit_w);
                    y += 2 * bit_w;
                }
            }
        }
        public binar(Graphics desen, int pozx, int pozy, int w, int nr_biti, int v_h, int d_c,int r_v)
        {
            des = desen;
            creion = new System.Drawing.Pen(System.Drawing.Color.Gray, 2);
            pens_verde = new System.Drawing.SolidBrush(System.Drawing.Color.Lime);
            pens_rosie = new System.Drawing.SolidBrush(System.Drawing.Color.Red);
            pens_gri = new System.Drawing.SolidBrush(System.Drawing.Color.LightGray);
            font_nina = new System.Drawing.Font("Nina", 12);
            px0 = pozx;         // pozitia pe x
            py0 = pozy;         // pozitia pe y
            bit_w = w;          // latimea unui bit
            nrb = nr_biti;      // numarul de biti
            vh = v_h;           // vertical(v_h=1)/orizontal(v_h=0)
            dc = d_c;           // dreptunghi(d_c=1)/cerc(d_c=0)
            rv = r_v;               // rosu r_v=1, verde r_v=0)
        }
    }