manuel feliperiosg
feliperiosg
/ saveChart.R
Created
August 14, 2017 15:48
— forked from primaryobjects/saveChart.R
Add text outside the chart area of a ggplot2 graph in R and save the resulting chart to a png file.
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| require(ggplot2) | |
| require(gridExtra) | |
| saveChart <- function(chart, fileName) { | |
| # Draw attribution. | |
| chart <- chart + geom_text(aes(label = 'sentimentview.com', x = 2.5, y = 0), hjust = -2, vjust = 6, color="#a0a0a0", size=3.5) | |
| # Disable clip-area. | |
| gt <- ggplot_gtable(ggplot_build(chart)) | |
| gt$layout$clip[gt$layout$name == "panel"] <- "off" |