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Tag Preview

Show tags on hover.

当前为 2019-03-29 提交的版本，查看 最新版本。

// ==UserScript==
// @name         Tag Preview
// @version      1.40
// @description  Show tags on hover.
// @author       Hauffen
// @include      /https?:\/\/(e-|ex)hentai\.org\/.*/
// @require      https://code.jquery.com/jquery-3.3.1.min.js
// @namespace    https://greasyfork.org/users/285675
// ==/UserScript==

(function() {
    var $tagP = $('<div id="tagPreview">');
    $tagP.css({
        position:'absolute',
        zIndex: '2',
        visiblility:'hidden',
        maxWidth: '400px',
        background: window.getComputedStyle(document.getElementsByClassName('ido')[0]).background,
        border:'1px solid #000',
        padding: '10px'
    });
    $tagP.appendTo("body");

    var element;
    if(document.getElementsByTagName("select").length === 0) {
        return;
    }

    switch(document.getElementsByTagName("select")[0].selectedIndex){
        case 0:
            element = ".gl3m a";
            break;
        case 1: // delete this case if you don't want it on compact view.
            element = ".gl3c a";
            break;
        default:
            element = ".gl3t a";
            break;
    }

    $('.itg').on('mouseover', `${element}`, function(e) {
        if(document.getElementsByTagName("select").length === 0) {
            return;
        }

        if (document.getElementsByTagName("select")[0].selectedIndex === 3) {
            this.children[0].removeAttribute('title');
        }

        if(document.getElementById('tagPreview').children.length > 2) {
            document.getElementById('tagPreview').innerHTML = "Loading...";
            $tagP.empty();
        }
        var $content = $('<div>');
        $content.load(this.href, function() {
            document.getElementById('tagPreview').innerHTML = $('#gd2', this).html() + $('#taglist', this).html();

            var posY, posX = (e.pageX + 432 < screen.width) ? e.pageX + 10 : e.pageX - 412;
            var scrollHeight = $(document).height();
            var scrollPosition = $(window).height() + $(window).scrollTop();

            if ((scrollHeight - scrollPosition) < (scrollHeight / 10)) {
                posY = (e.pageY + 300 < scrollHeight) ? e.pageY + 10 : e.pageY - 300;
            } else {
                posY = e.pageY + 10;
            }

            $tagP.css({
                left: posX,
                top: posY,
                border: '1px solid ' + window.getComputedStyle(document.getElementsByTagName("a")[0]).getPropertyValue("color"),
                visibility: 'visible'
            });
        });
    }).on('mousemove', `${element}`,function(e) {
        var posY, posX = (e.pageX + 432 < screen.width) ? e.pageX + 10 : e.pageX - 412;
        var scrollHeight = $(document).height();
        var scrollPosition = $(window).height() + $(window).scrollTop();

        if ((scrollHeight - scrollPosition) < (scrollHeight / 10)) {
            posY = (e.pageY + document.getElementById('tagPreview').offsetHeight < window.innerHeight) ? e.pageY + 10 : e.pageY - 10 - document.getElementById('tagPreview').offsetHeight;
        } else {
            posY = e.pageY + 10;
        }

        $tagP.css({
            visibility:'visible',
            top: posY,
            left: posX
        });
    }).on('mouseout', `${element}`, function() {
        $tagP.css({
            visibility:'hidden'
        });
        document.getElementById('tagPreview').innerHTML = "Loading...";
        $tagP.empty();
    });

    $(document).on('scroll', function() {
        document.getElementById('tagPreview').style.visibility = 'hidden';
    });
})();