package jalview.datamodel;

import java.awt.Color;

public class ContactMatrixTest implements ContactMatrixI
{
  private int width = 0;

  public ContactMatrixTest(int width)
  {
    this.width = width;
  }
  @Override
  public ContactListI getContactList(final int column)
  {
    if (column<0 || column >= width)
    {
      return null;
    }
    return new ContactListI() {
      int p = column;
      @Override
      public Color getColorForScore(int column)
      {
        return jalview.util.ColorUtils.getGraduatedColour(Math.abs(column-p), 0, Color.white, width, Color.magenta);
      }
      @Override
      public int getColumnWidth()
      {
        return 1;
      }
      @Override
      public int getContactHeight()
      {
        return width;
      }
    };
  }

}