public AutoFillTextBoxBase() {
    getStyleClass().setAll("autofill-text");
    textField = new TextField();

    popup = new Popup();
    popup.setAutoHide(true);

    listen();
  }
  public ColorPickerPopover() {

    getStyleClass().add("color-picker-popover");
    popup.setAutoHide(true);

    // add this to popup
    popup.getContent().add(this);

    // load stylesheet
    getStylesheets().add(ColorPicker.class.getResource("ColorPicker.css").toString());

    // create popover path for main shape
    final Path p = new Path();
    p.getElements()
        .addAll(
            new MoveTo(PICKER_PADDING, PICKER_PADDING + ARROW_SIZE + RADIUS),
            new ArcTo(
                RADIUS,
                RADIUS,
                90,
                PICKER_PADDING + RADIUS,
                PICKER_PADDING + ARROW_SIZE,
                false,
                true),
            new LineTo(PICKER_PADDING + ARROW_X - (ARROW_SIZE * 0.8), PICKER_PADDING + ARROW_SIZE),
            new LineTo(PICKER_PADDING + ARROW_X, PICKER_PADDING),
            new LineTo(PICKER_PADDING + ARROW_X + (ARROW_SIZE * 0.8), PICKER_PADDING + ARROW_SIZE),
            new LineTo(PICKER_PADDING + PICKER_WIDTH - RADIUS, PICKER_PADDING + ARROW_SIZE),
            new ArcTo(
                RADIUS,
                RADIUS,
                90,
                PICKER_PADDING + PICKER_WIDTH,
                PICKER_PADDING + ARROW_SIZE + RADIUS,
                false,
                true),
            new LineTo(
                PICKER_PADDING + PICKER_WIDTH,
                PICKER_PADDING + ARROW_SIZE + PICKER_HEIGHT - RADIUS),
            new ArcTo(
                RADIUS,
                RADIUS,
                90,
                PICKER_PADDING + PICKER_WIDTH - RADIUS,
                PICKER_PADDING + ARROW_SIZE + PICKER_HEIGHT,
                false,
                true),
            new LineTo(PICKER_PADDING + RADIUS, PICKER_PADDING + ARROW_SIZE + PICKER_HEIGHT),
            new ArcTo(
                RADIUS,
                RADIUS,
                90,
                PICKER_PADDING,
                PICKER_PADDING + ARROW_SIZE + PICKER_HEIGHT - RADIUS,
                false,
                true),
            new ClosePath());
    p.setFill(
        new LinearGradient(
            0,
            0,
            0,
            1,
            true,
            CycleMethod.NO_CYCLE,
            new Stop(0, Color.web("#313131")),
            new Stop(0.5, Color.web("#5f5f5f")),
            new Stop(1, Color.web("#313131"))));
    p.setStroke(null);
    p.setEffect(new DropShadow(15, 0, 1, Color.gray(0, 0.6)));
    p.setCache(true);

    // create rectangle to capture mouse events to hide
    Rectangle windowClickRect =
        RectangleBuilder.create()
            .width(PICKER_PADDING + PICKER_WIDTH + PICKER_PADDING)
            .height(PICKER_PADDING + PICKER_HEIGHT + PICKER_PADDING)
            .fill(Color.TRANSPARENT)
            .onMouseClicked(
                new EventHandler<MouseEvent>() {

                  @Override
                  public void handle(MouseEvent event) {

                    System.out.println("x= " + event.getX());
                    System.out.println(
                        "p.contains(event.getX(), event.getY()) = "
                            + p.contains(event.getX(), event.getY()));
                    if (!p.contains(event.getX(), event.getY())) {
                      hide();
                    }
                  }
                })
            .build();

    final Circle colorRectIndicator =
        CircleBuilder.create()
            .centerX(60)
            .centerY(60)
            .radius(5)
            .stroke(Color.WHITE)
            .fill(null)
            .effect(new DropShadow(2, 0, 1, Color.BLACK))
            .build();

    colorRectIndicator
        .centerXProperty()
        .bind(
            new DoubleBinding() {

              {
                bind(sat);
              }

              @Override
              protected double computeValue() {

                return (PICKER_PADDING + 10) + (RECT_SIZE * (sat.get() / 100));
              }
            });

    colorRectIndicator
        .centerYProperty()
        .bind(
            new DoubleBinding() {

              {
                bind(bright);
              }

              @Override
              protected double computeValue() {

                return (PICKER_PADDING + ARROW_SIZE + 10)
                    + (RECT_SIZE * (1 - (bright.get() / 100)));
              }
            });

    final Rectangle colorRect =
        RectangleBuilder.create()
            .x(PICKER_PADDING + 10)
            .y(PICKER_PADDING + ARROW_SIZE + 10)
            .width(RECT_SIZE)
            .height(RECT_SIZE)
            .build();
    colorRect
        .fillProperty()
        .bind(
            new ObjectBinding<Paint>() {

              {
                bind(color);
              }

              @Override
              protected Paint computeValue() {

                return Color.hsb(hue.getValue(), 1, 1);
              }
            });

    Rectangle colorRectOverlayOne =
        RectangleBuilder.create()
            .x(PICKER_PADDING + 10)
            .y(PICKER_PADDING + ARROW_SIZE + 10)
            .width(RECT_SIZE)
            .height(RECT_SIZE)
            .fill(
                new LinearGradient(
                    0,
                    0,
                    1,
                    0,
                    true,
                    CycleMethod.NO_CYCLE,
                    new Stop(0, Color.rgb(255, 255, 255, 1)),
                    new Stop(1, Color.rgb(255, 255, 255, 0))))
            .build();

    EventHandler<MouseEvent> rectMouseHandler =
        new EventHandler<MouseEvent>() {

          @Override
          public void handle(MouseEvent event) {

            final double x = event.getX() - colorRect.getX();
            final double y = event.getY() - colorRect.getY();
            sat.set(clamp(x / RECT_SIZE) * 100);
            bright.set(100 - (clamp(y / RECT_SIZE) * 100));
          }
        };

    Rectangle colorRectOverlayTwo =
        RectangleBuilder.create()
            .x(PICKER_PADDING + 10)
            .y(PICKER_PADDING + ARROW_SIZE + 10)
            .width(RECT_SIZE)
            .height(RECT_SIZE)
            .fill(
                new LinearGradient(
                    0,
                    0,
                    0,
                    1,
                    true,
                    CycleMethod.NO_CYCLE,
                    new Stop(0, Color.rgb(0, 0, 0, 0)),
                    new Stop(1, Color.rgb(0, 0, 0, 1))))
            .onMouseDragged(rectMouseHandler)
            .onMouseClicked(rectMouseHandler)
            .build();
    final Rectangle colorBar =
        RectangleBuilder.create()
            .x(PICKER_PADDING + PICKER_WIDTH - 30)
            .y(PICKER_PADDING + ARROW_SIZE + 10)
            .width(20)
            .height(RECT_SIZE)
            .fill(createHueGradient())
            .build();
    final Rectangle colorBarIndicator =
        RectangleBuilder.create()
            .x(PICKER_PADDING + PICKER_WIDTH - 32)
            .y(PICKER_PADDING + ARROW_SIZE + 15)
            .width(24)
            .height(10)
            .arcWidth(4)
            .arcHeight(4)
            .stroke(Color.WHITE)
            .fill(null)
            .effect(new DropShadow(2, 0, 1, Color.BLACK))
            .build();

    colorBarIndicator
        .yProperty()
        .bind(
            new DoubleBinding() {

              {
                bind(hue);
              }

              @Override
              protected double computeValue() {

                return (PICKER_PADDING + ARROW_SIZE + 5) + (RECT_SIZE * (hue.get() / 360));
              }
            });
    EventHandler<MouseEvent> barMouseHandler =
        new EventHandler<MouseEvent>() {

          @Override
          public void handle(MouseEvent event) {

            final double y = event.getY() - colorBar.getY();
            hue.set(clamp(y / RECT_SIZE) * 360);
          }
        };
    colorBar.setOnMouseDragged(barMouseHandler);
    colorBar.setOnMouseClicked(barMouseHandler);

    Label brightnessLabel = new Label("Brightness:");
    brightnessLabel.setMinWidth(Control.USE_PREF_SIZE);
    GridPane.setConstraints(brightnessLabel, 0, 0);

    Slider brightnessSlider = SliderBuilder.create().min(0).max(100).id("BrightnessSlider").build();
    brightnessSlider.valueProperty().bindBidirectional(bright);
    GridPane.setConstraints(brightnessSlider, 1, 0);

    IntegerField brightnessField = new IntegerField();
    brightnessField.valueProperty().bindBidirectional(bright);
    brightnessField.setPrefColumnCount(7);
    GridPane.setConstraints(brightnessField, 2, 0);

    Label saturationLabel = new Label("Saturation:");
    saturationLabel.setMinWidth(Control.USE_PREF_SIZE);
    GridPane.setConstraints(saturationLabel, 0, 1);

    Slider saturationSlider = SliderBuilder.create().min(0).max(100).id("SaturationSlider").build();
    saturationSlider.valueProperty().bindBidirectional(sat);
    GridPane.setConstraints(saturationSlider, 1, 1);

    saturationSlider
        .styleProperty()
        .bind(
            new StringBinding() {

              {
                bind(color);
              }

              @Override
              protected String computeValue() {

                return "picker-color: hsb(" + hue.get() + ",100%,100%);";
              }
            });

    IntegerField saturationField = new IntegerField();
    saturationField.valueProperty().bindBidirectional(sat);
    saturationField.setPrefColumnCount(7);
    GridPane.setConstraints(saturationField, 2, 1);

    Label webLabel = new Label("Web:");
    webLabel.setMinWidth(Control.USE_PREF_SIZE);
    GridPane.setConstraints(webLabel, 0, 2);

    WebColorField webField = new WebColorField();
    webField.valueProperty().bindBidirectional(color);
    GridPane.setConstraints(webField, 1, 2, 2, 1);

    GridPane controls = new GridPane();
    controls.setVgap(5);
    controls.setHgap(5);
    controls
        .getChildren()
        .addAll(
            brightnessLabel,
            brightnessSlider,
            brightnessField,
            saturationLabel,
            saturationSlider,
            saturationField,
            webLabel,
            webField);
    controls.setManaged(false);
    controls.resizeRelocate(
        PICKER_PADDING + 10,
        PICKER_PADDING + ARROW_SIZE + 10 + 170 + 10,
        PICKER_WIDTH - 20,
        controls.getPrefHeight());

    getChildren()
        .addAll(
            windowClickRect,
            p,
            colorRect,
            colorRectOverlayOne,
            colorRectOverlayTwo,
            colorBar,
            colorRectIndicator,
            colorBarIndicator,
            controls);
  }