case FormBuilderItemFactory.TYPE_INPUT:
case FormBuilderItemFactory.TYPE_NUMBER:
comp = new PdfFormBuilderInput();
break;
case FormBuilderItemFactory.TYPE_TEXTAREA:
comp = new PdfFormBuilderTextarea();
break;
case FormBuilderItemFactory.TYPE_IMAGE:
comp = new PdfFormBuilderImage();
break;
case FormBuilderItemFactory.TYPE_UPLOAD: