A collection of paths (polylines or polygons) that together describe a picture.
Objects can be created by calls of the form new("Picture", ...)
.
~~ describe objects here ~~
paths
:A list of objects of class "PictureStroke"
(polylines) or "PictureFill"
(polygons).
summary
:Object of class "PictureSummary"
signature(x = "Picture")
: subset the paths of a picture
to produce a new picture (includeing a new, updated summary).
signature(x = "Picture")
: extract either a single
path or, more usefully, the sub-paths of a "PictureText"
object, to produce a new picture (includeing a new, updated summary).
signature(object = "Picture")
: convert a picture
into a grid grob (for use as a one-off image).
signature(object = "Picture")
: convert a picture
into a grid grob (for use as a plotting symbol).
Paul Murrell
readPicture
,
grid.picture
,
grid.symbols
and
PictureStroke-class
PictureFill-class
PictureSummary-class
.