map.sel.poly: Interactively select a polygon (grid graphics) and highlight points
Description
Click the points that should be connected as polygon.
Input ends with right click (see
grid.locator). Polygon will be drawn
closed. Wrapper for plotmap,
sel.poly, and
point.in.polygon.
Usage
map.sel.poly(data, pch = 19, size = 0.3, ...)
Arguments
data
hyperSpec object for plotting map
pch
symbol to display the points of the polygon
for sel.poly