Package it.tidalwave.mapviewer.javafx

Class MapView.OverlayHelper

java.lang.Object

it.tidalwave.mapviewer.javafx.MapView.OverlayHelper

Enclosing class:

MapView

public static class MapView.OverlayHelper
extends Object

This helper class provides methods useful for creating map overlays.

Constructor Summary

Constructors

Constructor	Description
OverlayHelper()

Method Summary

Modifier and Type	Method	Description
void	add(javafx.scene.Node node)	Adds a Node to the overlay.
void	addAll(Collection<? extends javafx.scene.Node> nodes)	Adds multiple Nodes to the overlay.
MapArea	getArea()	Returns the area rendered in the map view.
MapCoordinates	getCenter()	Returns the coordinates corresponding at the center of the map view.
double	getZoom()	Returns the zoom level.
MapViewPoint	toMapViewPoint(MapCoordinates coordinates)	Returns a map view point corresponding to the given coordinates.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

OverlayHelper

public OverlayHelper()

Method Details

add

public void add(@Nonnull
 javafx.scene.Node node)

Adds a Node to the overlay.

Parameters:

node - the Node

addAll

public void addAll(@Nonnull
 Collection<? extends javafx.scene.Node> nodes)

Adds multiple Nodes to the overlay.

Parameters:

nodes - the Nodes

toMapViewPoint

@Nonnull
public MapViewPoint toMapViewPoint(@Nonnull
 MapCoordinates coordinates)

Returns a map view point corresponding to the given coordinates.. This view point must be used to draw to the overlay.

Parameters:

coordinates - the coordinates

Returns:

a map view point corresponding to the given coordinates

getCenter

@Nonnull
public MapCoordinates getCenter()

Returns the coordinates corresponding at the center of the map view..

Returns:

the coordinates corresponding at the center of the map view

getZoom

public double getZoom()

Returns the zoom level..

Returns:

the zoom level

getArea

@Nonnull
public MapArea getArea()

Returns the area rendered in the map view..

Returns:

the area rendered in the map view