Start Weather Effect — weather • sparkler

Adds a full-screen overlay of rain, snow, or meteors to the Shiny app or RMarkdown document.

Usage

weather(
  type = "snow",
  density = 1,
  speed = 1,
  fullscreen = NULL,
  width = NULL,
  height = NULL,
  elementId = NULL
)

weatherOutput(outputId, width = "100%", height = "0px")

renderWeather(expr, env = parent.frame(), quoted = FALSE)

Arguments

type: Character. One of "snow", "rain", "meteor", or "none" (to stop the effect).
density: Numeric. Multiplier for particle count (default 1).
speed: Numeric. Multiplier for movement speed (default 1).
fullscreen: Logical. If TRUE, forces the effect to cover the whole page (useful for RMarkdown). If NULL (default), it auto-detects if you are in Shiny.
width: Must be a valid CSS unit (like '100%', '400px', 'auto') or a number.
height: Must be a valid CSS unit (like '100%', '400px', 'auto') or a number.
elementId: Optional ID.
outputId: output variable to read from
expr: An expression that generates weather
env: The environment in which to evaluate expr.
quoted: Is expr a quoted expression?