GUI.fxml

<?xml version="1.0" encoding="UTF-8"?>

<?import javafx.scene.shape.*?>
<?import javafx.geometry.*?>
<?import javafx.scene.image.*?>
<?import java.lang.*?>
<?import java.util.*?>
<?import javafx.scene.control.*?>
<?import javafx.scene.layout.*?>
<?import javafx.scene.paint.*?>
<?import javafx.scene.text.*?>

<VBox prefHeight="400.0" prefWidth="640.0" xmlns="http://javafx.com/javafx/8.0.40" xmlns:fx="http://javafx.com/fxml/1" fx:controller="application.Main">
  <children>
    <AnchorPane maxHeight="-1.0" maxWidth="-1.0" prefWidth="643.0" VBox.vgrow="ALWAYS">
      <children>
            <TextField fx:id="inputCSP" layoutX="175.0" layoutY="105.0" prefHeight="25.0" prefWidth="47.0" />
            <TextField fx:id="inputEP" layoutX="175.0" layoutY="155.0" prefHeight="25.0" prefWidth="47.0" />
            <Text layoutX="14.0" layoutY="122.0" strokeType="OUTSIDE" strokeWidth="0.0" text="Current stock price (£/$) :" wrappingWidth="152.0">
               <font>
                  <Font name="Arial" size="11.0" />
               </font></Text>
            <Text layoutX="14.0" layoutY="217.0" strokeType="OUTSIDE" strokeWidth="0.0" text="Risk-free interest rate (%) :" wrappingWidth="152.0">
               <font>
                  <Font name="Arial" size="11.0" />
               </font></Text>
            <Text layoutX="14.0" layoutY="172.0" strokeType="OUTSIDE" strokeWidth="0.0" text="Excercise price (£/$) :" wrappingWidth="152.0">
               <font>
                  <Font name="Arial" size="11.0" />
               </font></Text>
            <Text layoutX="15.0" layoutY="264.0" strokeType="OUTSIDE" strokeWidth="0.0" text="Time until expiration (days) :" wrappingWidth="152.0">
               <font>
                  <Font name="Arial" size="11.0" />
               </font></Text>
            <TextField fx:id="inputRFIR" layoutX="175.0" layoutY="200.0" prefHeight="0.0" prefWidth="47.0" />
            <TextField fx:id="inputTUE" layoutX="175.0" layoutY="247.0" prefHeight="8.0" prefWidth="47.0" />
            <Text layoutX="15.0" layoutY="313.0" strokeType="OUTSIDE" strokeWidth="0.0" text="Volatility (%) :" wrappingWidth="152.0">
               <font>
                  <Font name="Arial" size="11.0" />
               </font></Text>
            <TextField fx:id="inputV" layoutX="175.0" layoutY="296.0" prefHeight="8.0" prefWidth="47.0" />
            <Text layoutX="7.0" layoutY="37.0" strokeType="OUTSIDE" strokeWidth="0.0" text="Black-Scholes Pricer (European Options)" wrappingWidth="565.0">
               <font>
                  <Font name="Arial" size="26.0" />
               </font>
            </Text>
            <RadioButton fx:id="putBox1" layoutX="106.0" layoutY="71.0" mnemonicParsing="false" text="Put">
               <toggleGroup>
                  <ToggleGroup fx:id="ButtonGroup1" />
               </toggleGroup></RadioButton>
            <RadioButton fx:id="callBox1" layoutX="25.0" layoutY="71.0" mnemonicParsing="false" selected="true" text="Call" toggleGroup="$ButtonGroup1" />
            <Text layoutX="406.0" layoutY="313.0" strokeType="OUTSIDE" strokeWidth="0.0" text="Value:">
               <font>
                  <Font name="Arial" size="12.0" />
               </font>
            </Text>
            <Button fx:id="calculatebtn" layoutX="173.0" layoutY="346.0" mnemonicParsing="false" text="Button" />
            <TextField fx:id="outputarea" layoutX="447.0" layoutY="297.0" />
      </children>
    </AnchorPane>
  </children>
</VBox>