obsplot: Plot point values on a map with a colour function.

In adeckmyn/meteogrid: Gridded meteorological data

Plot point values on a map with a colour function.

Description

Add some coloured markers for observations on an existing map.

Usage

obsplot(x,y,z,breaks=5,pretty=TRUE,legend.pos=NULL,
        add=TRUE,domain=.Last.domain(),col=irainbow,...)

Arguments

x, y	Vectors with co-ordinates. If y is missing, x is suposed to have two columns x and y.
z	Vector with data (same length as x and y).
breaks	The number of breaks in the colour code.
pretty	If TRUE, the breaks are chosen at 'nice' values.
legend.pos	Legend position.
add	If TRUE, add to current plot. Otherwise, start a new plot with dmain.
domain	By default, the last plotted domain.
col	Colour scheme.
...	Options for 'points'.

Value

A set of points is plotted at the x,y points, with colour taken from the chosen colour scheme. The return value (hidden) is a list wit hthe projected x,y points, the data values, levels and colours.

See Also

DomainPoints,lalopoint

adeckmyn/meteogrid documentation built on Jan. 13, 2025, 11:02 p.m.