takeLeftPct

function Rect.takeLeftPct(rect: Rect, amount: number): Rect

Takes a percentage of the rectangle from the left. Returns a new rectangle that represents the left portion of the original rectangle, with the width calculated as a percentage (0-1) of the original width.

Example

data-first

Rect.takeLeftPct({ left: 10, top: 20, width: 100, height: 50 }, 0.3);
// { left: 10, top: 20, width: 30, height: 50 }

data-last

pipe({ left: 10, top: 20, width: 100, height: 50 }, Rect.takeLeftPct(0.3));
// { left: 10, top: 20, width: 30, height: 50 }