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install.packages("ggtext") |
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install.packages("mdthemes") |
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plot + mdthemes::as_md_theme(theme_minimal()) |
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plot + | |
labs( | |
x = "**Year**", | |
y = "Revenue (*Billion* USD)", | |
caption = "Data Source: *en.wikipedia.org/wiki/List_of_largest_biomedical_companies_by_revenue*" | |
) + | |
mdthemes::md_theme_minimal() | |
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plot + mdthemes::md_theme_minimal() |
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plot + theme_minimal() |
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<span style = 'color:color name or hex code'>Text you want to color</span> |
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library(ggplot2) | |
library(dplyr) | |
data(biomedicalrevenue, package = "ggcharts") | |
plot <- biomedicalrevenue %>% | |
filter(company %in% c("Roche", "Novartis")) %>% | |
ggplot(aes(year, revenue, color = company)) + | |
geom_line(size = 1.2) + | |
ggtitle( | |
paste0( |
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do_if <- function(data, predicate, expr) { | |
if (predicate) { | |
eval.parent(insert_data( | |
substitute(expr), | |
substitute(data) | |
)) | |
} else { | |
data | |
} | |
} |
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`:=` <- function(lhs, rhs) { | |
var <- deparse(substitute(lhs)) | |
if (exists(var, parent.frame(), inherits = FALSE)) { | |
stop("Variable `", var, "` is already defined.", call. = FALSE) | |
} else { | |
assign(var, rhs, parent.frame()) | |
} | |
} | |
# An alternative version making use of `lockBinding`. This prevents users from overwriting |
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