World.java 文件源码

public void addLocation(final Location LOCATION) {
    double x = (LOCATION.getLongitude() + 180) * (PREFERRED_WIDTH / 360) + MAP_OFFSET_X;
    double y = (PREFERRED_HEIGHT / 2) - (PREFERRED_WIDTH * (Math.log(Math.tan((Math.PI / 4) + (Math.toRadians(LOCATION.getLatitude()) / 2)))) / (2 * Math.PI)) + MAP_OFFSET_Y;

    Circle locationIcon = new Circle(x, y, size * 0.01);
    locationIcon.setFill(null == LOCATION.getColor() ? getLocationColor() : LOCATION.getColor());

    StringBuilder tooltipBuilder = new StringBuilder();
    if (!LOCATION.getName().isEmpty()) tooltipBuilder.append(LOCATION.getName());
    if (!LOCATION.getInfo().isEmpty()) tooltipBuilder.append("\n").append(LOCATION.getInfo());
    String tooltipText = tooltipBuilder.toString();
    if (!tooltipText.isEmpty()) {
        Tooltip tooltip = new Tooltip(tooltipText);
        tooltip.setFont(Font.font(10));
        Tooltip.install(locationIcon, tooltip);
    }

    if (null != LOCATION.getMouseEnterHandler()) locationIcon.setOnMouseEntered(new WeakEventHandler<>(LOCATION.getMouseEnterHandler()));
    if (null != LOCATION.getMousePressHandler()) locationIcon.setOnMousePressed(new WeakEventHandler<>(LOCATION.getMousePressHandler()));
    if (null != LOCATION.getMouseReleaseHandler()) locationIcon.setOnMouseReleased(new WeakEventHandler<>(LOCATION.getMouseReleaseHandler()));
    if (null != LOCATION.getMouseExitHandler()) locationIcon.setOnMouseExited(new WeakEventHandler<>(LOCATION.getMouseExitHandler()));


    locations.put(LOCATION, locationIcon);
}