X-Git-Url: https://git.r.bdr.sh/rbdr/tomato-sauce/blobdiff_plain/a140f3add912ef4bd659c1c1e82184643be7d845..a0666be3ab58ed83ad6d622cfe2b8293c40dffbb:/lib/screens/sprinkles.js diff --git a/lib/screens/sprinkles.js b/lib/screens/sprinkles.js index 446f46e..9ba1e16 100644 --- a/lib/screens/sprinkles.js +++ b/lib/screens/sprinkles.js @@ -1,28 +1,32 @@ 'use strict'; -// Places random sprinkles in the screen each frame. Same color per -// frame. -const Sprinkles = function (modulation, width, height, renderer) { - let response = ''; +/** + * Draws random sprinkles in the screen each frame. Same color per + * frame. + * + * @function SprinklesScreen + * @implements IScreen + */ +module.exports = function (modulation, width, height, renderer) { - let maxSprinkleCount = (width * height) / 2; - let minSprinkleCount = (width * height) / 8; - let sprinkleCount = Math.round(Math.random() * (maxSprinkleCount - minSprinkleCount)) + minSprinkleCount; + let response = ''; - let red = Math.floor(Math.random() * 255); - let blue = Math.floor(Math.random() * 255); - let green = Math.floor(Math.random() * 255); + const maxSprinkleCount = (width * height) / 2; + const minSprinkleCount = (width * height) / 8; + const sprinkleCount = Math.round(Math.random() * (maxSprinkleCount - minSprinkleCount)) + minSprinkleCount; - for (let i = 0; i < sprinkleCount; i++) { - let x = Math.round(Math.random() * (width - 1)) + 1; - let y = Math.round(Math.random() * (height - 1)) + 1; + const red = Math.floor(Math.random() * 255); + const blue = Math.floor(Math.random() * 255); + const green = Math.floor(Math.random() * 255); - let position = `\x1B[${y};${x}H`; // Move cursor to y,x (CSI y;x H) + for (let i = 0; i < sprinkleCount; ++i) { + const x = Math.round(Math.random() * (width - 1)) + 1; + const y = Math.round(Math.random() * (height - 1)) + 1; - response += `${position}${renderer(red, blue, green)} `; - } + const position = `\x1B[${y};${x}H`; // Move cursor to y,x (CSI y;x H) - return response; -}; + response += `${position}${renderer(red, blue, green)} `; + } -module.exports = Sprinkles; + return response; +};