| library(grid) |
| |
| # Physical units in viewport of height 0 |
| pushViewport(viewport(h=0)) |
| stopifnot(is.finite(convertHeight(unit(72, "bigpts"), "inches"))) |
| popViewport() |
| |
| # The gpar font settings for a grob should affect the grob itself |
| stopifnot(round(convertHeight(grobHeight(rectGrob(height=unit(1, "lines"), |
| gp=gpar(lineheight=2))), |
| "inches", valueOnly=TRUE) - |
| convertHeight(grobHeight(rectGrob(height=unit(1, "lines"), |
| vp=viewport( |
| gp=gpar(lineheight=2)))), |
| "inches", valueOnly=TRUE), |
| digits=5) == 0) |
| |
| # Calculation of size of packed grob with gp which is non-empty |
| gf1 <- frameGrob(gp=gpar(fontsize=20)) |
| gf1 <- packGrob(gf1, textGrob("howdy")) |
| gf1 <- packGrob(gf1, rectGrob(), col=1, row=1) |
| gf2 <- frameGrob() |
| gf2 <- packGrob(gf2, gf1) |
| gf2 <- packGrob(gf2, rectGrob(gp=gpar(col="red")), col=1, row=1) |
| stopifnot(round(convertWidth(grobWidth(gf1), |
| "inches", valueOnly=TRUE) - |
| convertWidth(grobWidth(gf2), |
| "inches", valueOnly=TRUE), |
| digits=5) == 0) |
| |
