addLegend {pRoloc} | R Documentation

## Adds a legend

### Description

Adds a legend to a `plot2D` figure.

### Usage

    addLegend(object, fcol = "markers", where = c("bottomleft", "bottom",
      "bottomright", "left", "topleft", "top", "topright", "right", "center",
      "other"), col, bty = "n", ...)

### Arguments

`object` | An instance of class `MSnSet`
`fcol` | Feature meta-data label (fData column name) defining the groups to be differentiated using different colours. Default is `markers`.
`where` | One of `"bottomleft"` (default), `"bottomright"`, `"topleft"`, `"topright"` or `"other"` defining the location of the legend. `"other"` opens a new graphics device, while the other locations are passed to `legend`.
`col` | A `character` defining point colours.
`bty` | Box type, as in `legend`. Default is set to `"n"`.
`...` | Additional parameters passed to `legend`.

### Details

The function has been updated in version 1.3.6 to recycle the default colours when more organelle classes are provided. See `plot2D` for details.

### Value

Invisibly returns `NULL`

### Author(s)

Laurent Gatto

[Package pRoloc version 1.30.0 Index]