Fortify method for classes from the sp package.

To figure out the correct variable name for region, inspect as.data.frame(model).

Usage

# S3 method for class 'SpatialPolygonsDataFrame'
fortify(model, data, region = NULL, ...)

# S3 method for class 'SpatialPolygons'
fortify(model, data, ...)

# S3 method for class 'Polygons'
fortify(model, data, ...)

# S3 method for class 'Polygon'
fortify(model, data, ...)

# S3 method for class 'SpatialLinesDataFrame'
fortify(model, data, ...)

# S3 method for class 'Lines'
fortify(model, data, ...)

# S3 method for class 'Line'
fortify(model, data, ...)

Arguments

model

SpatialPolygonsDataFrame to convert into a dataframe.

data

not used by this method

region

name of variable used to split up regions

...

not used by this method