identifyGrob

0th

Percentile

return names of clicked grid-objects.

This identifies which grobs (grid objects) bounding boxes were clicked on (or otherwise identified by pixel coordinates), and returns their names. The names can be used by other grid functions, like grid.edit or grid.remove.

Keywords
iplot
Usage
identifyGrob(xy.pixels = grid.locator(), classes = NULL)
Arguments
xy.pixels
if given, a list with components x and y, being pixel coordinates in the current plot device.
classes
if given, one or more class names of grobs. This can be used to filter the results to only specified types of objects. Examples: "text", "lines", "segments", "rect".
Details

None yet.

Value

a character vector of grob names, or NULL.

Note

This will give an error if the current plot has no grobs, as returned by grid.ls.

See Also

grobBoundingBoxes

Aliases
  • identifyGrob
Examples
if (interactive()) {

xyplot(1:10 ~ 1:10)
identifyGrob()
str(grid.get(identifyGrob()[1]))
grid.remove(identifyGrob(class = "points")[1])

}
Documentation reproduced from package playwith, version 0.9-54, License: GPL (>= 2)

Community examples

Looks like there are no examples yet.