bits-ui/dist/internal/math.js

The headless components for Svelte.

export function linearScale(domain, range, clamp = true) {
    const [d0, d1] = domain;
    const [r0, r1] = range;
    const slope = (r1 - r0) / (d1 - d0);
    return (x) => {
        const result = r0 + slope * (x - d0);
        if (!clamp)
            return result;
        if (result > Math.max(r0, r1))
            return Math.max(r0, r1);
        if (result < Math.min(r0, r1))
            return Math.min(r0, r1);
        return result;
    };
}