SceneGraphBuilder.anchorPane

import groovyx.javafx.GroovyFX
import javafx.scene.paint.Color;
import groovyx.javafx.SceneGraphBuilder
import javafx.scene.control.*;

GroovyFX.start({
    def   def sg = new SceneGraphBuilder();

    sg   sg.stage(
        title      title: "AnchorPane Example (Groovy)",
        width      width: 650, height:450,
        visible      visible: true,
       ) {
             scene(fill: lightgreen ) {
             anchorPane()      anchorPane {
                          button(text: "ONE", topAnchor: 10, bottomAnchor: 10,
                    rightAnchor               rightAnchor: 110, leftAnchor: 10)
                          button(text: "TWO", rightAnchor: 10, topAnchor: 10)
                   }
             }
       }
});