javafx.scene.text.Text#setX ( )源码实例Demo

public void renderCoordinates(GraphicsContext gc) {
    final Text text = new Text(position.getCoordinates());
    if (map != null) {
        // TODO re-enable font
        // text.setFont(map.getFont());
    }
    final double textWidth = text.getBoundsInLocal().getWidth();
    final double textHeight = text.getBoundsInLocal().getHeight();
    final double x = getGraphicsXoffset() - textWidth / 2;
    final double y = getGraphicsYoffset() + textHeight / 4;
    text.setX(x);
    text.setY(y);
    // Not sure why, but 4 seems like a good value
    gc.strokeText(position.getCoordinates(), x, y);
    // root.getChildren().add(text);
}
 

private void drawText() {
    final double CENTER_X      = 0.5 * width;
    final double CENTER_Y      = 0.5 * height;
    final int    NO_OF_SECTORS = getNoOfSectors();

    Font   font         = Fonts.latoRegular(0.035 * size);
    double radAngle     = RadarChartMode.SECTOR == getMode() ? Math.toRadians(180 + angleStep * 0.5) : Math.toRadians(180);
    double radAngleStep = Math.toRadians(angleStep);
    textGroup.getChildren().clear();
    for (int i = 0 ; i < NO_OF_SECTORS ; i++) {
        double r = size * 0.48;
        double x  = CENTER_X - size * 0.015 + (-Math.sin(radAngle) * r);
        double y  = CENTER_Y + (+Math.cos(radAngle) * r);

        Text text = new Text(data.get(i).getName());
        text.setFont(font);
        text.setFill(data.get(i).getTextColor());
        text.setTextOrigin(VPos.CENTER);
        text.setTextAlignment(TextAlignment.CENTER);
        text.setRotate(Math.toDegrees(radAngle) - 180);
        text.setX(x);
        text.setY(y);
        textGroup.getChildren().add(text);
        radAngle += radAngleStep;
    }
}
 

private Text createCenteredText(double cx, double cy, String styleClass) {
  Text text = new Text();
  text.getStyleClass().add(styleClass);
  text.setTextOrigin(VPos.CENTER);
  text.setTextAlignment(TextAlignment.CENTER);
  double width = cx > ARTBOARD_SIZE * 0.5 ? ((ARTBOARD_SIZE - cx) * 2.0) : cx * 2.0;
  text.setWrappingWidth(width);
  text.setBoundsType(TextBoundsType.VISUAL);
  text.setY(cy);
  text.setX(cx - (width / 2.0));

  return text;
}
 

public Text createTextHeader(String s) {
	Text t = new Text();
	t.setCache(true);
	t.setX(10.0f);
	t.setY(270.0f);
	t.setFill(Color.WHITE);//.LIGHTBLUE);// .ORANGE);//.DARKSLATEGREY);
	t.setText(s);
	t.setFont(Font.font(null, FontWeight.BOLD, 14));
	return t;
}
 

public Text createBlackTextHeader(String s) {
	Text t = new Text();
	t.setCache(true);
	t.setX(10.0f);
	t.setY(270.0f);
	t.setFill(Color.BLACK);//.LIGHTBLUE);// .ORANGE);//.DARKSLATEGREY);
	t.setText(s);
	t.setFont(Font.font(null, FontWeight.BOLD, 14));
	return t;
}
 

public static Image indicateSplitFx(Image image,
            List<Integer> rows, List<Integer> cols,
            Color lineColor, int lineWidth, boolean showSize) {
        try {
            if (rows == null || cols == null) {
                return image;
            }
            Group group = new Group();
            int width = (int) image.getWidth();
            int height = (int) image.getHeight();
            int row;
            for (int i = 0; i < rows.size(); ++i) {
                row = rows.get(i);
                if (row <= 0 || row >= height - 1) {
                    continue;
                }
                Line rowLine = new Line(0, row, width, row);
                rowLine.setStroke(lineColor);
                rowLine.setStrokeWidth(lineWidth);
                group.getChildren().add(rowLine);
            }
            int col;
            for (int i = 0; i < cols.size(); ++i) {
                col = cols.get(i);
                if (col <= 0 || col >= width - 1) {
                    continue;
                }
                Line colLine = new Line(col, 0, col, height);
                colLine.setStroke(lineColor);
                colLine.setStrokeWidth(lineWidth);
                group.getChildren().add(colLine);
            }

            if (showSize) {
                for (int i = 0; i < rows.size() - 1; ++i) {
                    int h = rows.get(i + 1) - rows.get(i) + 1;
                    for (int j = 0; j < cols.size() - 1; ++j) {
                        int w = cols.get(j + 1) - cols.get(j) + 1;
                        Text text = new Text();
                        text.setX(cols.get(j) + w / 3);
                        text.setY(rows.get(i) + h / 3);
                        text.setFill(lineColor);
                        text.setText(w + "x" + h);
                        text.setFont(new javafx.scene.text.Font(lineWidth * 3.0));
                        group.getChildren().add(text);
                    }
                }
            }

            Blend blend = new Blend(BlendMode.SRC_OVER);
            blend.setBottomInput(new ImageInput(image));
            group.setEffect(blend);

            SnapshotParameters parameters = new SnapshotParameters();
            parameters.setFill(Color.TRANSPARENT);
            WritableImage newImage = group.snapshot(parameters, null);

            return newImage;
        } catch (Exception e) {
//            logger.error(e.toString());
            return null;
        }
    }
 

public void start2(Stage primaryStage) {
    try {
        BlendMode bm = BlendMode.MULTIPLY;
        //BlendMode bm = BlendMode.SRC_OVER;

        Text txt1 = new Text(bm.name());
        txt1.setX(100);
        txt1.setY(35);

        Text txt2 = new Text("Circle top");
        txt2.setX(70);
        txt2.setY(55);

        Text txt3 = new Text("Square top");
        txt3.setX(160);
        txt3.setY(55);

        Text txt4 = new Text("Circle opacity - 0.5\nSquare opacity - 1.0");
        txt4.setX(70);
        txt4.setY(185);

        Circle c1 = createCircle(80, 95);
        Rectangle s1 = createSquare(80, 95);

        Circle c2 = createCircle(180, 95);
        Rectangle s2 = createSquare(180, 95);

        Pane pane = new Pane();
        pane.setPadding(new Insets(20, 20, 20, 20));
        pane.getChildren().addAll(txt1,txt2,txt3,s1,c1,c2,s2,txt4);
        pane.setBlendMode(bm);

        Scene scene = new Scene(pane, 300, 250);

        primaryStage.setScene(scene);
        primaryStage.setTitle("JavaFX blend effect");
        primaryStage.onCloseRequestProperty()
                .setValue(e -> System.out.println("Bye! See you later!"));
        primaryStage.show();
    } catch (Exception ex){
        ex.printStackTrace();
    }
}