@ddtmm/angular-signal-generators/fesm2022/ddtmm-angular-signal-generators-easings.mjs

Specialized Angular signals to help with frequently encountered situations.

// prettier-ignore
// All of these functions come from easings.met.  https://github.com/ai/easings.net
// Moved them here to reduce dependencies.
const c1 = 1.70158;
const c2 = 2.5949095; // c1 * 1.525
const c3 = 2.70158; // c1 + 1
const c4 = 2.0943951023931953; // third of a circle in radians
const c5 = 1.3962634015954636; //  (2 * Math.PI) / 4.5;
function easeLinear(x) { return x; }
function easeInQuad(x) { return x ** 2; }
function easeOutQuad(x) { return 1 - Math.pow(1 - x, 2); }
function easeInOutQuad(x) { return (x < 0.5 ? 2 * Math.pow(x, 2) : 1 - Math.pow(-2 * x + 2, 2) / 2); }
function easeInCubic(x) { return x ** 3; }
function easeOutCubic(x) { return 1 - Math.pow(1 - x, 3); }
function easeInOutCubic(x) { return (x < 0.5 ? 4 * Math.pow(x, 3) : 1 - Math.pow(-2 * x + 2, 3) / 2); }
function easeInQuart(x) { return x ** 4; }
function easeOutQuart(x) { return 1 - Math.pow(1 - x, 4); }
function easeInOutQuart(x) { return (x < 0.5 ? 8 * Math.pow(x, 4) : 1 - Math.pow(-2 * x + 2, 4) / 2); }
function easeInQuint(x) { return x ** 5; }
function easeOutQuint(x) { return 1 - Math.pow(1 - x, 5); }
function easeInOutQuint(x) { return (x < 0.5 ? 16 * Math.pow(x, 5) : 1 - Math.pow(-2 * x + 2, 5) / 2); }
function easeInSine(x) { return 1 - Math.cos((x * Math.PI) / 2); }
function easeOutSine(x) { return Math.sin((x * Math.PI) / 2); }
function easeInOutSine(x) { return -(Math.cos(Math.PI * x) - 1) / 2; }
function easeInExpo(x) { return (x === 0 ? 0 : Math.pow(2, 10 * x - 10)); }
function easeOutExpo(x) { return (x === 1 ? 1 : 1 - Math.pow(2, -10 * x)); }
function easeInOutExpo(x) { return x === 0 ? 0 : x === 1 ? 1 : x < 0.5 ? Math.pow(2, 20 * x - 10) / 2 : (2 - Math.pow(2, -20 * x + 10)) / 2; }
function easeInCirc(x) { return 1 - Math.sqrt(1 - Math.pow(x, 2)); }
function easeOutCirc(x) { return Math.sqrt(1 - Math.pow(x - 1, 2)); }
function easeInOutCirc(x) { return x < 0.5 ? (1 - Math.sqrt(1 - Math.pow(2 * x, 2))) / 2 : (Math.sqrt(1 - Math.pow(-2 * x + 2, 2)) + 1) / 2; }
function easeInBack(x) { return c3 * x * x * x - c1 * x * x; }
function easeOutBack(x) { return 1 + c3 * Math.pow(x - 1, 3) + c1 * Math.pow(x - 1, 2); }
function easeInOutBack(x) { return x < 0.5 ? (Math.pow(2 * x, 2) * ((c2 + 1) * 2 * x - c2)) / 2 : (Math.pow(2 * x - 2, 2) * ((c2 + 1) * (x * 2 - 2) + c2) + 2) / 2; }
function easeInElastic(x) { return x === 0 ? 0 : x === 1 ? 1 : -Math.pow(2, 10 * x - 10) * Math.sin((x * 10 - 10.75) * c4); }
function easeOutElastic(x) { return x === 0 ? 0 : x === 1 ? 1 : Math.pow(2, -10 * x) * Math.sin((x * 10 - 0.75) * c4) + 1; }
function easeInOutElastic(x) {
    return x === 0
        ? 0
        : x === 1
            ? 1
            : x < 0.5
                ? -(Math.pow(2, 20 * x - 10) * Math.sin((20 * x - 11.125) * c5)) / 2
                : (Math.pow(2, -20 * x + 10) * Math.sin((20 * x - 11.125) * c5)) / 2 + 1;
}
function easeInBounce(x) { return 1 - easeOutBounce(1 - x); }
function easeOutBounce(x) {
    const n1 = 7.5625;
    const d1 = 2.75;
    if (x < 1 / d1) {
        return n1 * x * x;
    }
    else if (x < 2 / d1) {
        return n1 * (x -= 1.5 / d1) * x + 0.75;
    }
    else if (x < 2.5 / d1) {
        return n1 * (x -= 2.25 / d1) * x + 0.9375;
    }
    else {
        return n1 * (x -= 2.625 / d1) * x + 0.984375;
    }
}
;
function easeInOutBounce(x) { return (x < 0.5 ? (1 - easeOutBounce(1 - 2 * x)) / 2 : (1 + easeOutBounce(2 * x - 1)) / 2); }

/**
 * Collection of easing functions.
 * @module @ddtmm/angular-signal-generators/easings
 */

/**
 * Generated bundle index. Do not edit.
 */

export { easeInBack, easeInBounce, easeInCirc, easeInCubic, easeInElastic, easeInExpo, easeInOutBack, easeInOutBounce, easeInOutCirc, easeInOutCubic, easeInOutElastic, easeInOutExpo, easeInOutQuad, easeInOutQuart, easeInOutQuint, easeInOutSine, easeInQuad, easeInQuart, easeInQuint, easeInSine, easeLinear, easeOutBack, easeOutBounce, easeOutCirc, easeOutCubic, easeOutElastic, easeOutExpo, easeOutQuad, easeOutQuart, easeOutQuint, easeOutSine };
//# sourceMappingURL=ddtmm-angular-signal-generators-easings.mjs.map