Clock Chart, Hands Colored by a Numeric Variable

This function will plot time of events on a 24 hour clock to show which events took place at what times. The lines are colored by a criteria.

Usage

clock_chart_col(data, time, crit, high = "red", low = "green")

Arguments

data

A data frame

time

Time in 24 hours. The allowed time formats for these family of charts are HH:MM:SS, HH:MM or even H:M (such as 12;30:09 or 9:3).

crit

a numeric vector by which lines will be colored.

high

The color name for the high values. The default is red

low

The color name for the low values. The default is green. The color names can be vice versa or other colors, depending on the context.

Value

A ggplot object, which can be further modified with ggplot2 functions and themes.

Details

Change the title, subtitle or the caption of the plot with ggplot2::labs() .Change the legend title by adding ggplot2::labs(size = "TITLE") or labs(color = "TITLE").

Add or modify legend by theme(legend.position = "POSITION"); the valid position names in ggplot2 are top, bottom, right, and left, excluding more complex options.

See also

clock_chart_qnt(), and clock_chart_qlt().

Examples

df <- data.frame(
  time = c("06:00:00", "08:00:00", "17:30:00"),
  value = c(3, 6, 9)
)
clock_chart_col(df, time, crit = value) +
  ggplot2::labs(size = "TITLE")