grid.rect {grid}R Documentation

Draw a rectangle in a Grid Viewport

Description

This function draws a rectangle.

Usage

grid.rect(x = unit(0.5, "npc"), y = unit(0.5, "npc"),
      width = unit(1, "npc"), height = unit(1, "npc"),
      just = "centre", default.units = "npc", 
      gp=gpar(), draw = TRUE, vp = NULL)

Arguments

x A numeric vector or unit object specifying x-location.
y A numeric vector or unit object specifying y-location.
width A numeric vector or unit object specifying width.
height A numeric vector or unit object specifying height.
just The justification of the rectangle about its (x, y) location. If two values are given, the first specifies horizontal justification and the second specifies vertical justification.
default.units A string indicating the default units to use if x, y, width, or height are only given as numeric vectors.
gp An object of class gpar, typically the output from a call to the function gpar. This is basically a list of graphical parameter settings.
draw A logical value indicating whether graphics output should be produced.
vp A Grid viewport object (or NULL).

Details

The "grob" object contains an object of class "rect".

Value

An object of class "grob".

Author(s)

Paul Murrell

See Also

Grid, viewport

Examples






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