code: function (y) {
          if (this.pageWrapYEnabled) {
              this.lastBreak = 0;
              var manualBreaks = 0;
              var autoBreaks = 0;
              for (var i = 0; i < this.pageBreaks.length; i++) {
                  if (y >= this.pageBreaks[i]) {
                      manualBreaks++;
                      if (this.lastBreak === 0) {
                          autoBreaks++;
                      }
                      var spaceBetweenLastBreak = this.pageBreaks[i] - this.lastBreak;
                      this.lastBreak = this.pageBreaks[i];
                      var pagesSinceLastBreak = Math.floor(spaceBetweenLastBreak / this.pageWrapY);
                      autoBreaks += pagesSinceLastBreak;
                  }
              }
              if (this.lastBreak === 0) {
                  var pagesSinceLastBreak = Math.floor(y / this.pageWrapY) + 1;
                  autoBreaks += pagesSinceLastBreak;
              }
              return autoBreaks + manualBreaks;
          } else {
              return this.pdf.internal.getCurrentPageInfo().pageNumber;
          }
      }
docs: Should only be used if pageWrapYEnabled is true
  
  @name setPageByYPosition
  @function
  @private
  @ignore
  @returns One-based Page Number