function Barcode1D() {
  this.mode = MODE_BARWIDTH;
  this.width = 0;
  this.height = 0;
  this.background = '#FFF';
  this.barcolor = '#000';
  this.type = 'PNG';
  this.offset = 0;
  this.modulewidth = 1;
}
function Barcode1D() {
  this.mode = MODE_BARWIDTH;
  this.width = 0;
  this.height = 0;
  this.background = '#FFF';
  this.barcolor = '#000';
  this.type = 'PNG';
  this.offset = 0;
  this.modulewidth = 1;
}
function Barcode1D ( ) { this . mode = MODE_BARWIDTH ; this . width = 0 ; this . height = 0 ; this . background = '#FFF' ; this . barcolor = '#000' ; this . type = 'PNG' ; this . offset = 0 ; this . modulewidth = 1 ; }
constructor with defaults
constructor with defaults