ImageProjectionRegistry (JOSM)

java.lang.Object
- org.openstreetmap.josm.gui.layer.geoimage.viewers.projections.ImageProjectionRegistry

```
public final class ImageProjectionRegistry
extends java.lang.Object
```
A class that holds a registry of viewers for image projections

Since:

18246

Field Summary

Fields
Modifier and Type Field Description

private static java.util.EnumMap<Projections,java.lang.Class<? extends IImageViewer>> DEFAULT_VIEWERS

Constructor Summary

Constructors
Modifier Constructor Description

private ImageProjectionRegistry()

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type	Method	Description
`static java.lang.Class<? extends IImageViewer>`	`getViewer(Projections projection)`	Get the viewer for a specific projection type
`static boolean`	`registerViewer(java.lang.Class<? extends IImageViewer> clazz)`	Register a new viewer
`static boolean`	`removeViewer(java.lang.Class<? extends IImageViewer> clazz)`	Remove a viewer

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - DEFAULT_VIEWERS
```
private static final java.util.EnumMap<Projections,java.lang.Class<? extends IImageViewer>> DEFAULT_VIEWERS
```
- Constructor Detail
  - ImageProjectionRegistry
```
private ImageProjectionRegistry()
```
- Method Detail
  - registerViewer
```
public static boolean registerViewer(java.lang.Class<? extends IImageViewer> clazz)
                              throws java.lang.ReflectiveOperationException
```
    Register a new viewer
    
    Parameters:
    
    clazz - The class to register. The class must have a no args constructor
    
    Returns:
    
    true if something changed
    
    Throws:
    
    java.lang.ReflectiveOperationException - if there is no no-args constructor, or it is not visible to us.
  - removeViewer
```
public static boolean removeViewer(java.lang.Class<? extends IImageViewer> clazz)
```
    Remove a viewer
    
    Parameters:
    
    clazz - The class to remove.
    
    Returns:
    
    true if something changed
  - getViewer
```
public static java.lang.Class<? extends IImageViewer> getViewer(Projections projection)
```
    Get the viewer for a specific projection type
    
    Parameters:
    
    projection - The projection to view
    
    Returns:
    
    The class to use