Re: [R] Plot symbols dimension

2007-04-09 Thread hadley wickham
There are several options - have you looked at grid? If you want to stick with base graphics, instead of using point glyphs, you could draw polygons at precisely the locations you specify. A glyph is a rendering of a point, a 0-dimensional object, so it is quite reasonable to argue that glyphs sh

[R] Plot symbols dimension

2007-04-09 Thread Cressoni, Massimo \(NIH/NHLBI\) [F]
I am looking a way to find the dimension of plot symbol in a graph in relative coordinates. Importing the graph in GIMP and measuring it can work but I am looking for a more elegant way. Moreover I noticed that the symbol size is kept constant when the graph is scaled (i.e. resizing the window