popmotion/lib/animations/utils/elapsed.js

The animator's toolbox

export function loopElapsed(elapsed, duration, delay) {
    if (delay === void 0) { delay = 0; }
    return elapsed - duration - delay;
}
export function reverseElapsed(elapsed, duration, delay, isForwardPlayback) {
    if (delay === void 0) { delay = 0; }
    if (isForwardPlayback === void 0) { isForwardPlayback = true; }
    return isForwardPlayback
        ? loopElapsed(duration + -elapsed, duration, delay)
        : duration - (elapsed - duration) + delay;
}
export function hasRepeatDelayElapsed(elapsed, duration, delay, isForwardPlayback) {
    return isForwardPlayback ? elapsed >= duration + delay : elapsed <= -delay;
}
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