// Mirek's Java Cellebration
// http://www.mirwoj.opus.chelm.pl
//
// Color palette class

import java.awt.*;

public class MJPalette
{
  public int Palette[] = new int[MJBoard.MAX_CLO+1]; // color palette
  public int GridColor[] = new int[2]; //normal, bold
  public String PalName = "MJCell Standard";

  // ----------------------------------------------------------------
  // Constructor
  MJPalette()
  {
    ActivatePalette("MJCell Standard", MJBoard.MAX_CLO+1);
  }
  // ----------------------------------------------------------------
  // Make RGB value out of its 3 components
  private int MakeRGB(int r, int g, int b)
  {
    return b + (g << 8) + (r << 16) + (0xff << 24);
  }
  // ----------------------------------------------------------------
  // Activate the given palette with the 'iSttCnt' states
  public void ActivatePalette(String palNam, int iSttCnt)
  {
    int i, j;
    if (palNam.equalsIgnoreCase("Red & blue"))
    {
      GeneratePalette(Color.red, Color.blue, iSttCnt);
      Palette[0] = Color.white.getRGB();
      // gray
      GridColor[0] = MakeRGB(208, 208, 208); // normal
      GridColor[1] = MakeRGB(160, 160, 160); // bold
    }
    else if (palNam.equalsIgnoreCase("Dolphin"))
    {
      GeneratePalette(new Color(0, 0, 255), Color.cyan, iSttCnt);
      Palette[0] = Color.white.getRGB();
      // gray
      GridColor[0] = MakeRGB(208, 208, 208); // normal
      GridColor[1] = MakeRGB(160, 160, 160); // bold
    }
    else if (palNam.equalsIgnoreCase("Milky way"))
    {
      GeneratePalette(Color.white, new Color(16, 16, 255), iSttCnt);
      Palette[0] = MakeRGB(0, 0, 80);
      // gray
      GridColor[0] = MakeRGB(0, 0, 128); // normal
      GridColor[1] = MakeRGB(0, 0, 160); // bold
    }
    else if (palNam.equalsIgnoreCase("8 colors"))
    {
      GridColor[0] = 4194304 + (0xff << 24); // normal
      GridColor[1] = 6488833 + (0xff << 24); // bold
      Palette[ 0] = 0;
      Palette[ 1] = 16711680;
      Palette[ 2] = 255;
      Palette[ 3] = 16776960;
      Palette[ 4] = 32768;
      Palette[ 5] = 12632256;
      Palette[ 6] = 16744448;
      Palette[ 7] = 65535;
      Palette[ 8] = 65280;

      Palette[ 9] = 10289152;
      Palette[10] = 42496;
      Palette[11] = 16711935;
      Palette[12] = 8421504;
      Palette[13] = 8388736;
      Palette[14] = 16777215;
      Palette[15] = 128;
      Palette[16] = 244939;
      Palette[17] = 16711680;
      Palette[18] = 255;
      Palette[19] = 16776960;
      Palette[20] = 32768;
      Palette[21] = 12632256;
      Palette[22] = 16744448;
      Palette[23] = 65535;
      Palette[24] = 65280;
      
      // copy it 14x, up to 248
  	  for (i = 0; i <= 13; i++)
	    {
        for (j = 1; j <= 16; j++)
        {
          Palette[24+i*16+j] = Palette[8+j];
        }
	    }

      // the rest
      for (i = 249; i <= 255; i++)
        Palette[i] = Palette[i-240];

      // make it Java RGB
      for (i = 0; i < 256; i++)
        Palette[i] += (0xff << 24);
	}
    else // "MJCell Standard"
    {
      if (iSttCnt <= 16)
      {
        GeneratePalette(Color.yellow, Color.red, iSttCnt);
        Palette[0] = Color.black.getRGB();
        // brown
        GridColor[0] = 4194304 + (0xff << 24); // normal
        GridColor[1] = 6488833 + (0xff << 24); // bold
      }
      else
      {
        GridColor[0] = 4194304 + (0xff << 24); // normal
        GridColor[1] = 6488833 + (0xff << 24); // bold
        Palette[ 0] = 0;
        Palette[ 1] = 16776960;
        Palette[ 2] = 16767744;
        Palette[ 3] = 16758528;
        Palette[ 4] = 16749312;
        Palette[ 5] = 16740096;
        Palette[ 6] = 16730880;
        Palette[ 7] = 16721664;
        Palette[ 8] = 16711680;
        Palette[ 9] = 15728640;
        Palette[10] = 14745600;
        Palette[11] = 13762560;
        Palette[12] = 12779520;
        Palette[13] = 11796480;
        Palette[14] = 10813440;
        Palette[15] = 9830400;
        Palette[16] = 8388608;
        Palette[17] = 8060928;
        Palette[18] = 7733248;
        Palette[19] = 7405568;
        Palette[20] = 7077888;
        Palette[21] = 6750208;
        Palette[22] = 6422528;
        Palette[23] = 6094848;
        Palette[24] = 5308416;
        Palette[25] = 4660992;
        Palette[26] = 4013568;
        Palette[27] = 3366144;
        Palette[28] = 2718720;
        Palette[29] = 2071296;
        Palette[30] = 1423872;
        Palette[31] = 776448;
        Palette[32] = 65280;
        Palette[33] = 65311;
        Palette[34] = 65342;
        Palette[35] = 65373;
        Palette[36] = 65404;
        Palette[37] = 65435;
        Palette[38] = 65466;
        Palette[39] = 65497;
        Palette[40] = 65535;
        Palette[41] = 57599;
        Palette[42] = 49663;
        Palette[43] = 41727;
        Palette[44] = 33791;
        Palette[45] = 25855;
        Palette[46] = 17919;
        Palette[47] = 9983;
        Palette[48] = 255;
        Palette[49] = 1376490;
        Palette[50] = 2752725;
        Palette[51] = 4128960;
        Palette[52] = 5505195;
        Palette[53] = 6881430;
        Palette[54] = 8388736;
        Palette[55] = 9180536;
        Palette[56] = 9972336;
        Palette[57] = 10764136;
        Palette[58] = 11555936;
        Palette[59] = 12347736;
        Palette[60] = 13139536;
        Palette[61] = 13931336;
        Palette[62] = 14723136;
        Palette[63] = 15514936;

        for (i = 1; i <= 3; i++) // copy colors to states 64..255
        {
          for (j = 0; j < 64; j++)
          {
            Palette[64*i + j] = Palette[j];
          }
        }
        Palette[64] = Palette[66];
        Palette[128] = Palette[66];
        Palette[192] = Palette[66];

        // make it Java RGB
        for (i = 0; i < 256; i++)
          Palette[i] += (0xff << 24);
      }
    }
  }
  // ----------------------------------------------------------------
  // Generate the color palette
  public void GeneratePalette(Color c1, Color c2, int iSttCnt)
  {
    int r, dr, r1, r2;
    int g, dg, g1, g2;
    int b, db, b1, b2;
    int i;
    r1 = c1.getRed();    r2 = c2.getRed();
    g1 = c1.getGreen();  g2 = c2.getGreen();
    b1 = c1.getBlue();   b2 = c2.getBlue();
    dr = (r2 - r1) / (iSttCnt - 1);
    dg = (g2 - g1) / (iSttCnt - 1);
    db = (b2 - b1) / (iSttCnt - 1);
    
    //Palette[0] = Color.black;
    for (i = 1; i < iSttCnt; i++)
    {
      if ((i == iSttCnt - 1) && (iSttCnt > 2)) // the last color
      {
        Palette[i] = MakeRGB(r2, g2, b2);
        //Palette[i] = new Color(r2, g2, b2);
      }
      else
      {
        Palette[i] = MakeRGB(r1 + (i-1)*dr, g1 + (i-1)*dg, b1 + (i-1)*db);
        //Palette[i] = new Color(r1 + (i-1)*dr, g1 + (i-1)*dg, b1 + (i-1)*db);
      }
    }
  }
  // ----------------------------------------------------------------
  // ----------------------------------------------------------------
  // ----------------------------------------------------------------

}