org.openstreetmap.josm.gui.layer.imagery

Class TileCoordinateConverter

java.lang.Object

org.openstreetmap.josm.gui.layer.imagery.TileCoordinateConverter

public class TileCoordinateConverter
extends java.lang.Object

This class handles tile coordinate management and computes their position in the map view.

Since:

10651

Field Summary

Fields

Modifier and Type	Field and Description
private MapView	mapView
private TileSourceDisplaySettings	settings
private TileSource	tileSource

Constructor Summary

Constructors

Constructor and Description
TileCoordinateConverter(MapView mapView, TileSource tileSource, TileSourceDisplaySettings settings) Create a new coordinate converter for the map view.

Method Summary

Modifier and Type	Method and Description
java.awt.geom.Point2D	getPixelForTile(Tile tile) Gets the top left position of the tile inside the map view.
Projecting	getProjecting() Gets the projecting instance to use to convert between latlon and eastnorth coordinates.
java.awt.geom.Rectangle2D	getRectangleForTile(Tile tile) Gets the position of the tile inside the map view.
double	getScaleFactor(int zoom) Returns average number of screen pixels per tile pixel for current mapview
private MapViewState.MapViewPoint	pos(ICoordinate ll)

Methods inherited from class java.lang.Object

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

Field Detail

mapView

private final MapView mapView

settings

private final TileSourceDisplaySettings settings

tileSource

private final TileSource tileSource

Constructor Detail

TileCoordinateConverter

public TileCoordinateConverter(MapView mapView,
                               TileSource tileSource,
                               TileSourceDisplaySettings settings)

Create a new coordinate converter for the map view.

Parameters:

mapView - The map view.

tileSource - The tile source to use when converting coordinates.

settings - displacement settings.

Method Detail

pos

private MapViewState.MapViewPoint pos(ICoordinate ll)

getProjecting

public Projecting getProjecting()

Gets the projecting instance to use to convert between latlon and eastnorth coordinates.

Returns:

The Projecting instance.

getPixelForTile

public java.awt.geom.Point2D getPixelForTile(Tile tile)

Gets the top left position of the tile inside the map view.

Parameters:

tile - The tile

Returns:

The positon.

getRectangleForTile

public java.awt.geom.Rectangle2D getRectangleForTile(Tile tile)

Gets the position of the tile inside the map view.

Parameters:

tile - The tile

Returns:

The positon.

getScaleFactor

public double getScaleFactor(int zoom)

Returns average number of screen pixels per tile pixel for current mapview

Parameters:

zoom - zoom level

Returns:

average number of screen pixels per tile pixel