Sha256: 662de6919c69f1986cf43f9f052e3ba619e0d796a608533e2b3884f25189cafb
Contents?: true
Size: 1.08 KB
Versions: 29
Compression:
Stored size: 1.08 KB
Contents
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.finite = finite;
exports.infinite = infinite;
/**
* Creates the next position for the active item considering a finite list of
* items to be rendered on a page.
*/
function finite({ active, pageSize, total, }) {
const middle = Math.floor(pageSize / 2);
if (total <= pageSize || active < middle)
return active;
if (active >= total - middle)
return active + pageSize - total;
return middle;
}
/**
* Creates the next position for the active item considering an infinitely
* looping list of items to be rendered on the page.
*/
function infinite({ active, lastActive, total, pageSize, pointer, }) {
if (total <= pageSize)
return active;
// Move the position only when the user moves down, and when the
// navigation fits within a single page
if (lastActive < active && active - lastActive < pageSize) {
// Limit it to the middle of the list
return Math.min(Math.floor(pageSize / 2), pointer + active - lastActive);
}
return pointer;
}
Version data entries
29 entries across 29 versions & 2 rubygems