Spotlight

Web上最易于集成的图片查看器

This script should not be not be installed directly. It is a library for other scripts to include with the meta directive // @require https://greasyfork.org/scripts/400393-spotlight/code/Spotlight.js?version=790953

// ==UserScript==
// @author        Thomas Wilkerling
// @name          Spotlight
// @version       0.6.5
// @description   Web上最易于集成的图片查看器
// @license       Apache-2.0
// ==/UserScript==



/**
 * Spotlight.js v0.6.5 (Bundle)
 * Copyright 2019 Nextapps GmbH
 * Author: Thomas Wilkerling
 * Licence: Apache-2.0
 * https://github.com/nextapps-de/spotlight
 */
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                [window, "keydown", Sa],
                [window, "wheel", Ta],
                [window, "hashchange", Ua],
                [window, "resize", Va],
                [P, "mousedown", Wa],
                [P, "mouseleave", Xa],
                [P, "mouseup", Xa],
                [P, "mousemove", Ya],
                [P, "touchstart", Wa, {
                    passive: !1
                }],
                [P, "touchcancel", Xa],
                [P, "touchend", Xa],
                [P, "touchmove", Ya, {
                    passive: !0
                }],
                [O, "", Za],
                [Aa, "", $a],
                [Ba, "", W],
                [Da, "", ab],
                [V("autofit"), "", bb],
                [V("zoom-in"), "", cb],
                [V("zoom-out"), "", db],
                [V("close"), "",
                    eb
                ],
                [V("theme"), "", Na]
            ], Ra = !0)
    }

    function Va() {
        u = N.clientWidth;
        v = N.clientHeight;
        M && (y = M.width, z = M.height, fb())
    }

    function fb() {
        l(M, "transform", "translate(-50%, -50%) scale(" + A + ")")
    }

    function X(a, b) {
        l(K, "transform", a || b ? "translate(" + a + "px, " + b + "px)" : "")
    }

    function Ia(a, b) {
        (a ? m : l)(wa, "transform", "translateX(" + (100 * -(G - 1) + (b || 0)) + "%)")
    }

    function gb(a) {
        for (var b = 0; b < Ga.length; b++) {
            var c = Ga[b];
            (a ? la : na)(c[0], c[1], c[2], c[3])
        }
    }

    function Pa(a) {
        var b = hb.call(a.target, ".spotlight");
        if (b) {
            var c = hb.call(b, ".spotlight-group"),
                d = (c || document).getElementsByClassName("spotlight");
            La(b.dataset, c && c.dataset);
            for (c = 0; c < d.length; c++)
                if (d[c] === b) {
                    Ha(d, c + 1);
                    break
                }
            ib();
            return n(a)
        }
    }

    function Sa(a) {
        if (K) switch (a.keyCode) {
            case 8:
                bb();
                break;
            case 27:
                eb();
                break;
            case 32:
                "false" !== I.player && ab();
                break;
            case 37:
                $a();
                break;
            case 39:
                W();
                break;
            case 38:
            case 107:
            case 187:
                cb();
                break;
            case 40:
            case 109:
            case 189:
                db()
        }
    }

    function Ta(a) {
        K && (a = a.deltaY, 0 > .5 * (0 > a ? 1 : a ? -1 : 0) ? db() : cb())
    }

    function Ua() {
        K && "#spotlight" === location.hash && eb(!0)
    }

    function ab(a) {
        ("boolean" === typeof a ? a : !Q) ? Q || (Q = setInterval(W, va), f(Da, "on"), ta && jb()): Q && (Q = clearInterval(Q), h(Da, "on"), ta && m(Ea, "transform", ""));
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    }

    function Y() {
        R ? clearTimeout(R) : f(N, "menu");
        var a = I.autohide;
        R = "false" !== a ? setTimeout(function() {
            h(N, "menu");
            R = null
        }, 1 * a || 3E3) : 1
    }

    function kb(a) {
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        R ? (R = clearTimeout(R), h(N, "menu")) : Y();
        return n(a)
    }

    function Wa(a) {
        B = !0;
        C = !1;
        var b = lb(a);
        D = y * A <= u;
        pa = b.x;
        qa = b.y;
        return n(a, !0)
    }

    function Xa(a) {
        if (B && !C) return B = !1, kb(a);
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        B = !1;
        return n(a)
    }

    function Ya(a) {
        if (B) {
            Fa || (Fa = requestAnimationFrame(mb));
            var b = lb(a),
                c = (y * A - u) / 2;
            C = !0;
            q -= pa - (pa = b.x);
            D ? E = !0 : q > c ? q = c : 0 < u - q - y * A + c ? q = u - y * A + c : E = !0;
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        } else Y();
        return n(a, !0)
    }

    function lb(a) {
        var b = a.touches;
        b && (b = b[0]);
        return {
            x: b ? b.clientX : a.pageX,
            y: b ? b.clientY : a.pageY
        }
    }

    function mb(a) {
        E ? (a && (Fa = requestAnimationFrame(mb)), X(q, r)) : Fa = null;
        E = !1
    }

    function Za(a) {
        ("boolean" === typeof a ? a : document.isFullScreen || document.webkitIsFullScreen || document.mozFullScreen) ? (document.cancelFullScreen(), h(O, "on")) : (S.requestFullScreen(), f(O, "on"))
    }

    function bb(a) {
        "boolean" === typeof a && (F = !a);
        F = 1 === A && !F;
        l(M, {
            maxHeight: F ? "none" : "",
            maxWidth: F ? "none" : "",
            transform: ""
        });
        y = M.width;
        z = M.height;
        A = 1;
        r = q = 0;
        E = !0;
        X();
        Y()
    }

    function cb(a) {
        var b = A / .65;
        5 >= b && nb(A = b);
        a || Y()
    }

    function nb(a) {
        A = a || 1;
        fb()
    }

    function db(a) {
        var b = .65 * A;
        1 <= b && (nb(A = b), r = q = 0, E = !0, X());
        a || Y()
    }

    function ib() {
        location.hash = "spotlight";
        location.hash = "show";
        l(N, "transition", "");
        f(S, "hide-scrollbars");
        f(N, "show");
        gb(!0);
        Va();
        Y()
    }

    function eb(a) {
        gb(!1);
        history.go(!0 === a ? -1 : -2);
        h(S, "hide-scrollbars");
        h(N, "show");
        Q && ab(!1);
        M.parentNode.removeChild(M);
        K = L = M = T = I = ua = null
    }

    function $a() {
        if (1 < G) return Z(G - 1);
        if (Q || J) return Z(H)
    }

    function W() {
        if (G < H) return Z(G + 1);
        if (Q || J) return Z(1)
    }

    function Z(a) {
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            Q || Y();
            Q && ta && jb();
            var b = a > G;
            G = a;
            Ja(b);
            return !0
        }
    }

    function jb() {
        m(Ea, {
            transitionDuration: "",
            transform: ""
        });
        l(Ea, {
            transitionDuration: va + "ms",
            transform: "translateX(0)"
        })
    }

    function Na(a) {
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        ra ? f(N, sa) : h(N, sa)
    }

    function Ja(a) {
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        A = 1;
        var b = I.animation,
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            d = !0,
            e = !0;
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            c = d = e = !1;
            b = "string" === typeof b ? b.split(",") : b;
            for (var k = 0; k < b.length; k++) {
                var t = b[k].trim();
                if ("scale" === t) c = !0;
                else if ("fade" === t) d = !0;
                else if ("slide" === t) e = !0;
                else if ("flip" === t) var w = !0;
                else if ("false" !== t) {
                    c = d = e = w = !1;
                    var x = t;
                    break
                }
            }
        }
        l(wa, "transition", e ? "" : "none");
        Ia();
        K && X();
        if (M) {
            l(M, {
                opacity: d ? 0 : 1,
                transform: ""
            });
            var U = M;
            setTimeout(function() {
                U && M !== U && U.parentNode && U.parentNode.removeChild(U)
            }, 800)
        }
        e = Oa();
        x && f(M, x);
        m(M, {
            opacity: d ? 0 : 1,
            transform: "translate(-50%, -50%)" + (c ? " scale(0.8)" : "") + (w && "undefined" !== typeof a ? " rotateY(" + (a ? "" : "-") + "90deg)" : ""),
            maxHeight: "",
            maxWidth: ""
        });
        e && l(M, {
            visibility: "visible",
            opacity: 1,
            transform: ""
        });
        x && h(M, x);
        X();
        l(Aa, "visibility", J || 1 !== G ? "" : "hidden");
        l(Ba, "visibility", J || G !== H ? "" : "hidden");
        a = T[G - 1];
        if (c = (c = a.title || a.description) && "false" !== c) ka(ya, a.title || ""), ka(za, a.description || "");
        l(xa, "visibility", c ? "visible" : "hidden");
        ka(Ca, G + " / " + H);
        ua && ua(G)
    }
    var hb = Element.prototype.closest || function(a) {
        var b = this;
        for (a = a.substring(1); b && 1 === b.nodeType;) {
            if (b.classList.contains(a)) return b;
            b = b.parentElement || b.parentNode
        }
    };
    window.Spotlight = {
        init: Qa,
        theme: Na,
        fullscreen: Za,
        autofit: bb,
        next: W,
        prev: $a,
        "goto": Z,
        close: eb,
        zoom: nb,
        menu: kb,
        show: function(a, b) {
            setTimeout(function() {
                a ? (b ? La(b) : b = {}, Ha(a, b.index)) : I = {};
                ib()
            })
        },
        play: ab
    };
}).call(this);