ChannelSelection (Geotools modules 30-SNAPSHOT API)

All Known Subinterfaces:

ChannelSelection

All Known Implementing Classes:

ChannelSelectionImpl
```
@XmlElement("ChannelSelection")
public interface ChannelSelection
```
The ChannelSelection element specifies the false-color channel selection for a multi-spectral raster source (such as a multi-band satellite-imagery source).

Since:

GeoAPI 2.2

Author:

Open Geospatial Consortium, Ian Turton, CCG, Johann Sorel (Geomatys)

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`Object`	`accept(StyleVisitor visitor, Object extraData)`	calls the visit method of a StyleVisitor
`SelectedChannelType`	`getGrayChannel()`	Get the gray channel to be used
`SelectedChannelType[]`	`getRGBChannels()`	get the RGB channels to be used

- Method Detail
  - getRGBChannels
```
@XmlElement("RGB Channels")
SelectedChannelType[] getRGBChannels()
```
    get the RGB channels to be used
    
    Returns:
    
    array of channels in RGB order
  - getGrayChannel
```
@XmlElement("GrayChannel")
SelectedChannelType getGrayChannel()
```
    Get the gray channel to be used
    
    Returns:
    
    the gray channel
  - accept
```
@Extension
Object accept(StyleVisitor visitor,
              Object extraData)
```
    calls the visit method of a StyleVisitor
    
    Parameters:
    
    visitor - the style visitor