Use SVG images as symbols in gglot2...

Difference between ggplot and grid.picture with complex shapes...

Get xy path coordinates of letters in a word...

How do I use a 'picture' object as a symbol in a graph key?...

R: Importing vector graphics to a plot - Cannot get grImport to produce meaningful XML...

538-ify ggplot output: justifying pictureGrob in R grid graphics...

readPicture function (grImport package) not working on Linux (F22)...

Drawing multiple vector graphics in R on one page with grImport...

Alter color in Picture class in grImport...