nl_tokens: Calculate the height for containing the highest column
pl_tokens: function calculateLineHeight ( <mask> , columnWidths ) { var padding = this . internal . __cell__ . padding ; var fontSize = this . internal . __cell__ . table_font_size ; var scaleFactor = this . internal . scaleFactor ; return Object . keys ( model ) . map ( function ( value ) { return typeof value === 'object' ? value . text : value } ) . map ( function ( value ) { return this . splitTextToSize ( value , columnWidths [ value ] - padding - padding ) } , this ) . map ( function ( value ) { return this . getLineHeightFactor ( ) * value . length * fontSize / scaleFactor + padding + padding } , this ) . reduce ( function ( pv , cv ) { return Math . max ( pv , cv ) } , 0 ) ; }