| discretize | Replace Infinites by discrete values |
| get_padding_from_elements | Calculate length of padding from plot elements |
| ggtikz | Create a canvas and add a TikZ annotation. |
| ggtikzAnnotation | Prepare a TikZ annotation for a ggplot. |
| ggtikzCanvas | Create a canvas to store TikZ annotations to a ggplot. |
| ggtikzTransform | Transform TikZ coordinates according to scale transformations |
| ggtikzUninfinite | Replace Inf in TikZ coordinates |
| gg_to_npc.ggtikzCanvas | Convert data coordinates to npc coordinates. |
| set_ggtikz_unclip_hook | Unclip plots produced by the 'tikzDevice'. |
| split_coord | Split a TikZ coordinate. |
| tikz_exts_pattern | Construct a regex pattern for possible tikzDevice extensions. |
| unclip | knitr hook to remove clipping from plots produced with the tikzDevice. |
| unclip_tikz | Unclip a plot produced by the 'tikzDevice'. |
| uninfinite_coord | Replace infinite values in TikZ coordinates |
| uninfinite_tikz | Replace infinite values in TikZ coordinates |
| unset_ggtikz_unclip_hook | Unclip plots produced by the 'tikzDevice'. |