Save a plot with a fallback for large legends — save_plot_with

Attempts to save a plot to PDF and optionally PNG. If saving fails due to the "Viewport has zero dimension(s)" error (often caused by too many legend entries), the legend is removed and the plot is saved again.

Usage

save_plot_with_fallback(
  plot,
  pdf_file,
  png_file = NULL,
  width = NULL,
  height = NULL,
  dpi = 300
)

Arguments

plot: A ggplot object to save.
pdf_file: Path to the PDF output file.
png_file: Optional path to the PNG output file.
width: Plot width in inches.
height: Plot height in inches.
dpi: Resolution for PNG output.

Value

The saved plot (possibly modified with legend removed).