theme_timeline: Timeline theme

Description Examples

Description

gglot2's theme for the geom_timeline and geom_timeline_label geoms.

Examples

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require(dplyr)
require(ggplot2)

# Before using the geom, we need to tidy the data up.
raw_data <- get_earthquake_data()
clean_data <- eq_clean_data(raw_data)
clean_data <- eq_location_clean(clean_data)

# Quakes in Indonesia
timeline_plot <- clean_data %>%
  filter(COUNTRY == "INDONESIA",
         !is.na(EQ_PRIMARY),
         YEAR %in% 2000:2016) %>%
  ggplot(mapping = aes(x = DATE,
                       size = EQ_PRIMARY,
                       color = TOTAL_DEATHS / 1000,
                       label = LOCATION_NAME)
         ) +
  geom_timeline() +
  geom_timeline_label(line_height = 1 / 4) +
  labs(size = "Richter scale value",
       color = "# deaths in thousands",
       y = "")
# Sans the new theme.
  timeline_plot
# With the timeline's theme.
  timeline_plot + theme_timeline()

Cesar-Urteaga/rnoaa documentation built on May 10, 2019, 5:16 a.m.