public function set_fields_pdf() {
		$fields_email = array(
			array(
				'id'       => 'allow_pdf',
				'title'    => __( 'Include PDF', 'mortgage_platform' ),
				'callback' => array( $this, 'checkbox' ),
				'args'     => array(
					'option_name' => MortgagePlatform::$prefix . 'pdf',
					'label_for'   => 'allow_pdf',
					'placeholder' => '',
					'default'     => '',
					'description' => __( 'Include PDF with calculation as attachment to mail', 'mortgage_platform' ),
				),
			),
			array(
				'id'       => 'pdf_title',
				'title'    => __( 'PDF Header Large Text	', 'mortgage_platform' ),
				'callback' => array( $this, 'input' ),
				'args'     => array(
					'option_name' => MortgagePlatform::$prefix . 'pdf',
					'label_for'   => 'pdf_title',
					'placeholder' => __( ' Amortization Calculator Results', 'mortgage_platform' ),
					'default'     => '',
					'description' => __( 'Large Text at the top of the PDF', 'mortgage_platform' ),
				),
			),
			array(
				'id'       => 'ltr_to_rtl',
				'title'    => __( 'LTR or RTL', 'mortgage_platform' ),
				'callback' => array( $this, 'select' ),
				'args'     => array(
					'option_name' => MortgagePlatform::$prefix . 'pdf',
					'label_for'   => 'ltr_to_rtl',
					'placeholder' => '',
					'default'     => '',
					'description' => __( 'Choose LTR (Left To Right) or RTL (Right To Left) language. If you don\'t know what this means, keep it LTR.', 'mortgage_platform' ),
					'options'     => array(
						'rtl_to_ltr' => __( 'ltr', 'mortgage_platform' ),
						'ltr_to_rtl' => __( 'rtl', 'mortgage_platform' ),

					),
				),
			),
			array(
				'id'       => 'fonts_pdf',
				'title'    => __( 'PDF Font to use	', 'mortgage_platform' ),
				'callback' => array( $this, 'select' ),
				'args'     => array(
					'option_name' => MortgagePlatform::$prefix . 'pdf',
					'label_for'   => 'fonts_pdf',
					'placeholder' => '',
					'default'     => '',
					'description' => __( 'Choose the font to use. Helvetica is going to be the smallest but does not support many RTL languages.', 'mortgage_platform' ),
					'options'     => array(
						'helvetica'   => __( 'Helvetica - Default, smaller generated PDF file', 'mortgage_platform' ),
						'dejavusans'  => __( 'Dejavu sans - Persian / English', 'mortgage_platform' ),
						'aefurat'     => __( 'Aefurat - Arabic / English', 'mortgage_platform' ),
						'aealarabiya' => __( 'Aealarabiya - Arabic / English', 'mortgage_platform' ),
						'courier'     => __( 'Courier', 'mortgage_platform' ),
						'times'       => __( 'Times', 'mortgage_platform' ),
					),
				),
			),
			array(
				'id'       => 'fonts_pdf_size',
				'title'    => __( 'PDF Font size to use	', 'mortgage_platform' ),
				'callback' => array( $this, 'select' ),
				'args'     => array(
					'option_name' => MortgagePlatform::$prefix . 'pdf',
					'label_for'   => 'fonts_pdf_size',
					'placeholder' => '',
					'default'     => __( '8px', 'mortgage_platform' ),
					'description' => __( 'Choose the font size to use. Default 8px.', 'mortgage_platform' ),
					'options'     => array(
						'6'  => '6 px',
						'7'  => '7 px',
						'8'  => '8 px',
						'9'  => '9 px',
						'10' => '10 px',
						'11' => '11 px',
						'12' => '12 px',
						'13' => '13 px',
						'14' => '14 px',
						'15' => '15 px',
						'16' => '16 px',

					),
				),
			),

		);

		return $fields_email;

	}