ment).selectAll('.hover').remove();},drawRect_(rect,sel){sel=sel.data([rect]);sel.enter().append('rect').attr('fill',rect.color).attr('x',rect.leftPx).attr('y',rect.topPx).attr('width',rect.widthPx).attr('height',rect.heightPx).on('mousedown',this.drawToolTip_.bind(this,rect)).on('mouseenter',this.drawHoverValueBox_.bind(this,rect)).on('mouseleave',this.clearHoverValueBox_.bind(this,rect));sel.exit().remove();},drawUnderflow_(rect,sel){sel=sel.data([rect]);sel.enter().append('text').text('*').at...