public void start(Stage primaryStage) {
// Creates the pane and font objects to be used, as well as a string for the chars.
Pane paneOne = new Pane();
Font mainFont = Font.font("Times New Roman", FontWeight.BOLD, FontPosture.REGULAR, 35);
String text = "Welcome to Java ";
// Makes a point in the very center of the 600x600 scene, a double for distance
// from the center, and one for the starting rotation of the first character.
double centerX = 300;
double centerY = 300;
double distance = 200;
double rotation = 90;
for (int i = 0; i < text.length(); i++) {
/**
* To make the positions work correctly, I treat the characters as elements on a unit circle.
* I find the angle by multiplying 2 * pi by i, then dividing that by the length of the text.
* Next, I find the A. cos and B. sin of the angle, and multiply that by the distance from the
* center to find the change in X and Y respectively. Finally, the X and Y for the current
* character are found by adding the change in X and Y to the center X and Y.
*/
double unitCircleAngle = (2 * Math.PI * i) / text.length();
double deltaX = distance * Math.cos(unitCircleAngle);
double deltaY = distance * Math.sin(unitCircleAngle);
double currentX = centerX + deltaX;
double currentY = centerY + deltaY;
// I make a string of the char at index i by finding the charAt, then using the
// Character.toString
// method to cast it a string; then I make a Text object using the current X and Y and the
// current
// character. I set the font, and current rotation of the character. Finally, I add 22.5 to
// the rotation
// to ensure that it is at the appropriate rotation for the next character.
String tempChar = Character.toString(text.charAt(i));
;
Text tempText = new Text(currentX, currentY, tempChar);
tempText.setFont(mainFont);
tempText.setRotate(rotation);
paneOne.getChildren().add(tempText);
rotation = rotation + 22.5;
}
// I make a scene of the appropriate size using the pane with the characters, set the stage
// title, add the
// scene to the stage, and show it.
Scene sceneOne = new Scene(paneOne, 600, 600);
primaryStage.setTitle("Characters Around A Circle");
primaryStage.setScene(sceneOne);
primaryStage.show();
}
public void start(Stage stage) {
Button yesButton = new Button("Yes");
Button noButton = new Button("No");
Button maybeButton = new Button("Maybe");
final double rem = Font.getDefault().getSize();
HBox buttons = new HBox(0.8 * rem);
buttons.getChildren().addAll(yesButton, noButton, maybeButton);
VBox pane = new VBox(0.8 * rem);
Label question = new Label("Will you attend?");
pane.setPadding(new Insets(0.8 * rem));
pane.getChildren().addAll(question, buttons);
stage.setScene(new Scene(pane));
stage.show();
}
