mapText {oce} | R Documentation |
Plot text on an existing map.
mapText(longitude, latitude, labels, ...)
longitude |
vector of longitudes of text to be plotted. |
latitude |
vector of latitudes of text to be plotted. |
labels |
vector of labels of text to be plotted. |
... |
optional arguments passed to |
Adds text to an existing map, by analogy to text
.
Dan Kelley
A map must first have been created with mapPlot
.
Other functions related to maps: lonlat2map
,
lonlat2utm
, map2lonlat
,
mapArrows
, mapAxis
,
mapContour
,
mapDirectionField
, mapGrid
,
mapImage
, mapLines
,
mapLocator
,
mapLongitudeLatitudeXY
,
mapPlot
, mapPoints
,
mapPolygon
, mapScalebar
,
mapTissot
, oceCRS
,
shiftLongitude
, utm2lonlat
## Not run: library(oce) data(coastlineWorld) longitude <- coastlineWorld[['longitude']] latitude <- coastlineWorld[['latitude']] mapPlot(longitude, latitude, type='l', grid=5, longitudelim=c(-70,-50), latitudelim=c(45, 50), projection="+proj=merc") lon <- -63.5744 # Halifax lat <- 44.6479 mapPoints(lon, lat, pch=20, col="red") mapText(lon, lat, "Halifax", col="red", pos=1, offset=1) ## End(Not run)