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Generate Chart Titles for Matrix

Source: R/matrix.R
e_title_matrix.Rd

helper function for creating titles for every plot in a geofacet style matrix. This generates the title using the name of the series.

Usage

e_title_matrix(e, ...)

Arguments

e

An echarts4r object as returned by e_charts or a proxy as returned by echarts4rProxy.

...

Any other option to pass, check See Also section.

See also

Additional arguments

Examples

df <- data.frame(group = rep(letters[1:6], each = 20),
date = seq(from = as.Date("2025-01-01"),
           to = as.Date("2025-01-20"), by = "day"),
temp = sample(c(10:20), size = 60, replace = TRUE))
grid <- data.frame(name = unique(df$group), row = c(1:6), col = c(1:6))

df |>
  group_by(group) |>
  e_chart(date) |>
  e_line(temp, symbol = "none") |>
  e_x_axis(splitNumber = 2) |>
  e_y_axis(splitNumber = 2) |>
  e_geoFacet(legend = FALSE,
             grid = grid,
             margin_trbl = c("t"="25%"),
             left = "5%",
             width = "90%") |>
  e_title(text = "Group Temps") |>
  e_title_matrix(textStyle = list(fontSize = 10),
                 left = "center", top = "top")