Add arrows to a plot

This function adds arrows to the current (tinyplot) plot. Defines a type for tinyplots.

Usage

type_arrows(...)

Arguments

...

arguments passed to graphics::arrows for example length, angle, code length in arrows

Value

a tinyplot_type containing corresponding draw function

Examples

library(trackframe)
library(tinyplot)

df_mini
#>                  time      northing       easting      id
#> 1 2025-10-14 13:48:46  0.000000e+00  0.0000000000 track_1
#> 2 2025-10-14 13:49:46 -6.375425e-05 -0.0009523287 track_1
#> 3 2025-10-14 13:50:46 -3.326043e-04 -0.0012222081 track_1
#> 4 2025-10-14 13:51:46 -6.402753e-04 -0.0020070494 track_1
#> 5 2025-10-14 13:52:46 -2.096415e-04 -0.0029277994 track_1
tinyplot(x = df_mini$easting, y = df_mini$northing, type = "l")
tinyplot_add(
  xmin = df_mini$easting[1],
  ymin = df_mini$northing[1],
  xmax = df_mini$easting[2],
  ymax = df_mini$northing[2],
  type = type_arrows(
    length = 0.5,
    code = 2
    ),
  col = "blue",
  lty = 2,
  lwd = 2
)