Viewing File: /home/ubuntu/vedadeals-frontend-base/node_modules/@motionone/dom/lib/gestures/scroll/info.js

import { progress, velocityPerSecond } from "@motionone/utils";
/**
 * A time in milliseconds, beyond which we consider the scroll velocity to be 0.
 */
const maxElapsed = 50;
const createAxisInfo = () => ({
    current: 0,
    offset: [],
    progress: 0,
    scrollLength: 0,
    targetOffset: 0,
    targetLength: 0,
    containerLength: 0,
    velocity: 0,
});
export const createScrollInfo = () => ({
    time: 0,
    x: createAxisInfo(),
    y: createAxisInfo(),
});
const keys = {
    x: {
        length: "Width",
        position: "Left",
    },
    y: {
        length: "Height",
        position: "Top",
    },
};
function updateAxisInfo(element, axisName, info, time) {
    const axis = info[axisName];
    const { length, position } = keys[axisName];
    const prev = axis.current;
    const prevTime = info.time;
    axis.current = element["scroll" + position];
    axis.scrollLength = element["scroll" + length] - element["client" + length];
    axis.offset.length = 0;
    axis.offset[0] = 0;
    axis.offset[1] = axis.scrollLength;
    axis.progress = progress(0, axis.scrollLength, axis.current);
    const elapsed = time - prevTime;
    axis.velocity =
        elapsed > maxElapsed ? 0 : velocityPerSecond(axis.current - prev, elapsed);
}
export function updateScrollInfo(element, info, time) {
    updateAxisInfo(element, "x", info, time);
    updateAxisInfo(element, "y", info, time);
    info.time = time;
}
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