private String getFieldDescription(FieldLocation fieldLoc, Field field) {
		if (field == null) {
			return null;
		}
		ByteBlockInfo info = indexMap.getBlockInfo(fieldLoc.getIndex(), fieldLoc.getFieldNum());
		if (info != null) {
			String modelName = model.getName();
			String location = getAccessibleLocationInfo(info.getBlock(), info.getOffset());
			return modelName + " format at " + location;
		}
		return null;
	}
Constructor

@param vpanel the byte viewer panel that this component lives in
@param layoutModel the layout model for this component
@param model data format model that knows how the data should be displayed
@param bytesPerLine number of bytes displayed in a row
@param fm the font metrics used for drawing
Ghidra/Features/ByteViewer/src/main/java/ghidra/app/plugin/core/byteviewer/ByteViewerComponent.java