plotGEOmap: Plot a GEO map

plotGEOmapR Documentation

Plot a GEO map

Description

High Level plot of GEO map

Usage

plotGEOmap(MAP, LIM = c(-180, -90, 180, 90) ,
shiftlon = 0, add = TRUE ,
NUMB = FALSE , SEL = NULL, MAPcol = NULL,
MAPstyle = NULL, border=NA,
PLOT = TRUE, PRINT=FALSE, BB = FALSE, ...)

Arguments

MAP

Map Structure

LIM

Lat-Lon limits

add

logical, TRUE= add to existing plot

SEL

Index vector of strokes to be used in plotting, default=NULL(use all that pass other tests)

MAPcol

override color for maps

MAPstyle

override plotting style for maps

border

color, add border to polygons, NA=no border

shiftlon

degrees, rotate longitude

NUMB

logical, number the strokes on the map

PLOT

logical, TRUE=plot map, else just set up plotting area

PRINT

logical, TRUE=show selected stroke indeces on the screen(default=FALSE)

BB

logical, TRUE=add bounding box to each stroke (default=FALSE)

...

graphical parameters

Details

plotGEOmap does not plot a projected map. MAPcol and MAPstyle can be used to override the colors and style in the map-list. These are applied to all the strokes.

Value

Graphical Side Effects

Author(s)

Jonathan M. Lees<jonathan.lees.edu>

See Also

plotGEOmapXY, DOTOPOMAPI, addLLXY

Examples

library(geomapdata)

data(coastmap)

plotGEOmap(coastmap , xaxs='i', yaxs='i')

####################   example:
coastmap$STROKES$col[coastmap$STROKES$code=="C" ] = rgb(1, .6, .6)
coastmap$STROKES$col[coastmap$STROKES$code=="c" ] = rgb(1, .9, .9)
coastmap$STROKES$col[coastmap$STROKES$code=="L" ] = rgb(.6, .6, 1)

plot(c(-30, 370), c(-85, 85), type='n', ann=FALSE,  xaxs='i', yaxs='i')

plotGEOmap(coastmap , border='black' , add=TRUE)
title(xlab="Longitude", ylab="Latitude" )
grid()

box()


## Not run: 

###  political map of the world
library(geomapdata)
plotGEOmap(coastmap , border='black' , add=FALSE, xaxs='i')

data(europe.bdy)
data(asia.bdy)

data(africa.bdy)
data(namer.bdy)

data(samer.bdy)
data(USAmap)


plotGEOmap(europe.bdy ,  add=TRUE)
plotGEOmap(asia.bdy ,  add=TRUE)
plotGEOmap(africa.bdy ,  add=TRUE)
plotGEOmap(namer.bdy ,  add=TRUE)

plotGEOmap(samer.bdy ,  add=TRUE)

plotGEOmap(USAmap ,  add=TRUE)




## End(Not run)



GEOmap documentation built on Sept. 1, 2023, 5:09 p.m.