Add a line or annotation to a plotly graph

Add a line or annotation to a plotly graph for the tidal creek indicators

Usage

show_tdlcrkline(
  varin = c("CHLAC", "TN", "chla_tn_ratio", "DO", "tsi", "no23_ratio"),
  thrsel = FALSE,
  horiz = TRUE,
  annotate = FALSE
)

Arguments

varin

chr string for the indicator

thrsel

logical if something is returned, otherwise NULL, this is a hack for working with the plotly output

horiz

logical indicating if output is horizontal or vertical

annotate

logical indicating if output is line or annotation text

Value

A list object passed to the layout argument of plotly, either shapes or annotate depending on user input

Details

This function is used internally within show_tdlcrkindic and show_tdlcrkindiccdf

Examples

# code for vertical line output, chloropyll
show_tdlcrkline('CHLAC', thrsel = TRUE)
#> [[1]]
#> [[1]]$type
#> [1] "line"
#> 
#> [[1]]$x0
#> [1] 0
#> 
#> [[1]]$x1
#> [1] 1
#> 
#> [[1]]$xref
#> [1] "paper"
#> 
#> [[1]]$y0
#> [1] 11
#> 
#> [[1]]$y1
#> [1] 11
#> 
#> [[1]]$line
#> [[1]]$line$color
#> [1] "red"
#> 
#> [[1]]$line$dash
#> [1] 10
#> 
#> 
#>