bind_In_Line_JFX

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package fxone;

import javafx.application.Application;
import javafx.scene.Group;
import javafx.scene.Scene;
import javafx.scene.paint.Color;
import javafx.scene.shape.Line;
import javafx.stage.Stage;

/**
 *
 *  knb
bem10jfx.blogspot.com
numagrandeviagem.blogspot.com
 */
public class lines extends Application{
    @Override
    public void start(Stage stglines) throws Exception {
        Group go=new Group();
        Scene scene=new Scene(go,300,300,Color.ALICEBLUE);
        stglines.setScene(scene);

        Line lnEX[]=new Line[6];
        for (int i = 1; i < 6; i++) {
            lnEX[i]=new Line();
        go.getChildren().add(lnEX[i]);
        }
    /* binds tem as características de receber
       dados inteiros e trabalhá-los de maneira
       que otimize os retornos de valores....
        tambem funcionam de forma que se  algum WindowsEvent for iniciado no programa
        como Maximizar , restaurar, ou mover as propriedades de dimenções  ,
        os binds irão sincronizar de acordo com as dimenções e a localidades do obgeto
        */
         /*bind 1 inicia a linha do ponto 0 (zero) ate a extremidade da scene*/
        lnEX[1].setLayoutX(10);
        lnEX[1].setLayoutY(20);
        lnEX[1].setStartX(0);
        lnEX[1].setStartY(20);
        lnEX[1].endXProperty().bind(scene.widthProperty());
        lnEX[1].setEndY(20);

        /*bind 2 cor vermelho inicia a linha o LayoutY no
        ponto 25 e o x no Width 30 utilizando o bind*/

        lnEX[2].layoutXProperty().bind(scene.widthProperty().divide(10));
        lnEX[2].layoutYProperty().bind(scene.heightProperty().divide(35));
        lnEX[2].setStartY(20);
        lnEX[2].setStartX(1);
        lnEX[2].setEndY(20);
        lnEX[2].setEndX(220);
        lnEX[2].setStroke(Color.RED);

        /*bind3 retornando bind
        lnEX[3].setStroke(Color.GREENYELLOW);

        lnEX[3].setStartY(scene.getHeight()-scene.getHeight());
        lnEX[3].setStartX(scene.getWidth()-scene.getWidth());
        lnEX[3].setEndY(scene.getHeight());
        lnEX[3].setEndX(scene.getWidth());
        */
        lnEX[3].setStroke(Color.GREENYELLOW);

        lnEX[3].startYProperty().bind(
                scene.heightProperty().subtract(
                        scene.heightProperty().add(20)
                )
        );

        lnEX[3].startXProperty().bind(
                scene.widthProperty().divide(
                        scene.widthProperty().add(10)
                )
        );
        lnEX[3].endYProperty().bind(scene.heightProperty().subtract(10));
        lnEX[3].endXProperty().bind(scene.widthProperty().subtract(10));

        /*bind4 retornando bind
        */
        lnEX[4].setStroke(Color.BLUEVIOLET);

        lnEX[4].startYProperty().bind(
                scene.heightProperty().subtract(scene.heightProperty().add(10))
               );

        lnEX[4].startXProperty().bind(
                scene.widthProperty().subtract(10)
                 );

        lnEX[4].endYProperty().bind(
                scene.heightProperty().subtract(10)
        );

        lnEX[4].endXProperty().bind(
                scene.widthProperty().subtract(
                        scene.widthProperty().add(10)
                )
        );

        stglines.show();
    }

    public static void main(String[] args) {
        Fxone.launch(args);
    }
}