User:Lopullinen/gadgets/wordcount.js

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// 避免和InPageEdit工具箱重叠

(function($) {
    function bytecount(text) {
        text = text.replace(/[\u0000-\u007F]/g, '.');
        text = text.replace(/[\u0080-\u07FF\uD800-\uDFFF]/g, '..');
        text = text.replace(/[\u0800-\uD7FF\uE000-\uFFFF]/g, '...');
        return text.length;
    };

    function cjkcount(text) {
        text = text.replace(/\./g, '');
        text = text.replace(/[\u2E80-\u2E99\u2E9B-\u2EF3\u2F00-\u2FD5\u3005\u3007\u3021-\u3029\u3038-\u303B\u3400-\u4DB5\u4E00-\u9FCC\uF900-\uFA6D\uFA70-\uFAD9]|[\uD840-\uD868][\uDC00-\uDFFF]|\uD869[\uDC00-\uDED6\uDF00-\uDFFF]|[\uD86A-\uD86C][\uDC00-\uDFFF]|\uD86D[\uDC00-\uDF34\uDF40-\uDFFF]|\uD86E[\uDC00-\uDC1D]|\uD87E[\uDC00-\uDE1D]/g, '.');
        text = text.replace(/[^\.]/g, '');
        return text.length;
    };

    function getwcbytext(text) {
        return text.length.toLocaleString() + '字符\t|\t' +
            cjkcount(text).toLocaleString() + '汉字\t|\t' +
            bytecount(text).toLocaleString() + '字节';
    };

    function getsel() {
        if (!window.getSelection) return '';
        return getSelection().toString();
    };

    function dowc(event) {
        $('.wordcount').remove(); // or remove after text.length == 0 checking?
        let text = getsel();
        if (text.length == 0) return;
        let divj = $('<div />').html(getwcbytext(text))
            .css({
                'position': 'fixed',
                'left': '0',
                'bottom': '0',
                'margin': '4px',
                'padding': '6px',
                'z-index': 254 // For InPageEdit toolbox
            })
            .addClass('wordcount ui-state-highlight ui-corner-all')
            .appendTo('body');
        // we hook keyup, so this may make it flickering
        // eg when shift, ctrl.etc key up
        //.hide().fadeIn('slow');
        setTimeout(function() {
            divj.fadeOut('slow');
        }, 5000);
    };
    $(document).mouseup(dowc).keyup(dowc);
})(jQuery);