int[] blendModes = {
                    BLEND,     //0
                    ADD,       //1
                    SUBTRACT,  //2
                    DARKEST,   //3
                    LIGHTEST,  //4
                    DIFFERENCE,//5
                    EXCLUSION, //6
                    MULTIPLY,  //7
                    SCREEN,    //8
                    OVERLAY,   //9
                    HARD_LIGHT,//10
                    SOFT_LIGHT,//11
                    DODGE,     //12
                    BURN       //13
                    };
int currentBlendMode;



switch(key){
    case '`':
      currentBlendMode = blendModes[0];
      println("BLEND");
      break;
    case '1':
      currentBlendMode = blendModes[1];
      println("ADD");
      break;
    case '2':
      currentBlendMode = blendModes[2];
      println("SUBTRACT");
      break;
    case '3':
      currentBlendMode = blendModes[3];
      println("DARKEST");
      break;
    case '4':
      currentBlendMode = blendModes[4];
      println("LIGHTEST");
      break;
    case '5':
      currentBlendMode = blendModes[5];
      println("DIFFERENCE");
      break;
    case '6':
      currentBlendMode = blendModes[6];
      println("EXCLUSION");
      break;
    case '7':
      currentBlendMode = blendModes[7];
      println("MULTIPLY");
      break;
    case '8':
      currentBlendMode = blendModes[8];
      println("SCREEN");
      break;
    case '9':
      currentBlendMode = blendModes[9];
      println("OVERLAY");
      break;
    case '0':
      currentBlendMode = blendModes[10];
      println("HARD LIGHT");
      break;
    case '-':
      currentBlendMode = blendModes[11];
      println("SOFT LIGHT");
      break;
    case '=':
      currentBlendMode = blendModes[12];
      println("DODGE");
      break;
    case BACKSPACE:
      currentBlendMode = blendModes[13];
      println("BURN");
      break;
    default:
      currentBlendMode = blendModes[5];
      println("defalt - DIFFERENCE");
      break;
  }