function createEtLogique(x, y, id){
    var imageObj = new Image();
      imageObj.onload = function () {
        var yoda = new Konva.Image({
          x: x,
          y: y,
          image: imageObj,
          width: 100,
          height: 50,
          id : "pd",
        });

        // add the shape to the layer
        layer.add(yoda);
        layer.batchDraw();
      };
      imageObj.src = 'img/logiqueet.png';

      return imageObj;
}