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Create a Viewport Tree for the Forest Plot

Source: R/g_forest.R
forest_viewport.Rd

Create a Viewport Tree for the Forest Plot

Usage 

forest_viewport(
  tbl,
  width_row_names = NULL,
  width_columns = NULL,
  width_forest = grid::unit(1, "null"),
  gap_column = grid::unit(1, "lines"),
  gap_header = grid::unit(1, "lines"),
  mat_form = NULL
)

Arguments

tbl

(rtable)

width_row_names

(grid::unit)
Width of row names

width_columns

(grid::unit)
Width of column spans

width_forest

(grid::unit)
Width of the forest plot

gap_column

(grid::unit)
Gap width between the columns

gap_header

(grid::unit)
Gap width between the header

mat_form

matrix print form of the table

Value

A viewport tree.

Examples 

library(grid)

tbl <- rtable(
  header = rheader(
    rrow("", "E", rcell("CI", colspan = 2)),
    rrow("", "A", "B", "C")
  ),
  rrow("row 1", 1, 0.8, 1.1),
  rrow("row 2", 1.4, 0.8, 1.6),
  rrow("row 3", 1.2, 0.8, 1.2)
)

# \donttest{
v <- forest_viewport(tbl)

grid::grid.newpage()
showViewport(v)

# }