cartography (version 1.2)

typoLayer: Topology Layer

Description

Plot a typology layer.

Usage

typoLayer(spdf, df, spdfid = NULL, dfid = NULL, var, col = NULL,
  border = "grey20", lwd = 1, legend.pos = "bottomleft",
  legend.title.txt = var, legend.title.cex = 0.8, legend.values.cex = 0.6,
  legend.nodata = "no data", legend.frame = FALSE, add = FALSE)

Arguments

spdf

a SpatialPolygonsDataFrame.

df

a data frame that contains the values to plot.

spdfid

identifier field in spdf, default to the first column of the spdf data frame. (optional)

dfid

identifier field in df, default to the first column of df. (optional)

var

name of the field in df to plot.

col

a vector of colors.

border

color of the polygons borders.

lwd

borders width.

legend.pos

position of the legend, one of "topleft", "top", "topright", "left", "right", "bottomleft", "bottom", "bottomright". If legend.pos is "n" then the legend is not plotted.

legend.title.txt

title of the legend.

legend.title.cex

size of the legend title.

legend.values.cex

size of the values in the legend.

legend.nodata

no data label.

legend.frame

whether to add a frame to the legend (TRUE) or not (FALSE).

add

whether to add the layer to an existing plot (TRUE) or not (FALSE).

See Also

propSymbolsTypoLayer, typoLayer, legendTypo

Examples

data(nuts2006)
## Example 1
nuts0.df$typo <- c(rep("A",10),rep("B",10),rep("C",10),rep("D",4))
colours <- c("red","green","blue","yellow")
typoLayer(spdf = nuts0.spdf, df = nuts0.df, var = "typo")


## Example 2
# Layout plot
layoutLayer(title = "Colors in Europe",
            sources = "UMS RIATE, 2015",
            scale = NULL,
            frame = TRUE,
            col = "black",
            coltitle = "white",
            bg = "#D9F5FF",
            extent = nuts0.spdf)
#Countries plot
nuts0.df$typo <- c(rep("A",10),rep("B",10),rep("C",10),rep("D",4))
typoLayer(spdf = nuts0.spdf, df = nuts0.df,
          var="typo", 
          legend.pos = "topright", 
          legend.title.txt = "Category", 
          add=TRUE)