//-----------------------------------------------//
namespace Graf_kom
{
    public partial class f_graf_kom
    {

        //------------------
        //------------------
        public void Efekt1()
        {
            if (p >= L) p = 0;

            for ( int j = p+1; j<=K; j++)
            {
                for (int i=1; i<=p; i++)
                {
                    ReadTlo(N);
                }

                for( int i=1; i<=K-p; i++)
                {
                    ReadPixel(i, j);
                }
            }

            for (int j = 1; j <= p; j++)
            {
                for(int i =1; i<=K; i++)
                {
                    ReadTlo(N);
                }
            }

        }

        //------------------
        //------------------
        public void Efekt2()
        {

            if (p == K )
                p = 0;

            for (int j = 1; j<=K; j++)
            {
                for ( int i = K - p +1; i<= K; i++)
                {
                    ReadPixel(i, j);
                }
                for (int i = 1; i<=K-p; i++)
                { ReadPixel(i, j); }
            }

        }


        bool isBetween(int x, int L, int R)
        {
            return x >= L && x <= R;
        }
        //------------------
        //------------------
        public void Efekt3()
        {
            if (p == K)
                p = 0;

            for (int j = 1; j <= L - p * 2; j++)
            {
                for (int i = 1; i <= K; i++)
                {
                    ReadPixel(i, j);
                }
            }


            int x = 0;

            for (int j = L - p * 2 + 1; j <= L; j++)
            {
                for (int i = 1; i <= x; i++)
                {
                    if (isBetween(i, 1, L) && isBetween(j, 1, L))
                        ReadTlo(N);
                }

                for (int i = x + 1; i <= p * 2; i++)
                {
                    if (isBetween(i, 1, L) && isBetween(j, 1, L))
                        ReadPixel(i, j);
                }

                for (int i = p * 2 + 1; i <= K; i++)
                {
                    ReadPixel(i, j);
                }

                x++;
            }
        }

        //------------------
        //------------------
        public void Zmien_obraz()
        {
            System.Drawing.Color pixel;

            for (int j = 1; j <= L; j++)
                for (int i = 1; i <= K; i++)
                {
                    pixel = m_obraz_w_pamieci.GetPixel(i - 1, j - 1);

                    //--------------------------------------//
                    //miejsce na kod dokonuj¹cy zmianê obrazu

                    pixel = System.Drawing.Color.FromArgb(pixel.R, pixel.G, pixel.B);

                    //--------------------------------------//

                    m_ekran.SetPixel(i - 1, j - 1, pixel);
                }

            SetBitMap(ref m_ekran);
        }
    }
}