WebSite/Scripts/Ueidtor/dialogs/formula/formula.js

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(function () {

    var editor = null;

    UM.registerWidget('formula', {

        tpl: "<link type=\"text/css\" rel=\"stylesheet\" href=\"<%=formula_url%>formula.css\">" +
            "<div class=\"edui-formula-wrapper\">" +
            "<ul class=\"edui-tab-nav\"></ul>" +
            "<div class=\"edui-tab-content\"></div>" +
            "</div>",

        sourceData: {
            formula: {
                'common': [
                    "{/}frac{ }{ }", "^{ }/_{ }", "x^{ }", "x_{ }", "x^{ }_{ }", "{/}bar{ }", "{/}sqrt{ }", "{/}nthroot{ }{ }",
                    "{/}sum^{ }_{n=}", "{/}sum", "{/}log_{ }", "{/}ln", "{/}int_{ }^{ }", "{/}oint_{ }^{ }"
                ],
                'symbol': [
                    "+", "-", "{/}pm", "{/}times", "{/}ast", "{/}div", "/", "{/}bigtriangleup",
                    "=", "{/}ne", "{/}approx", ">", "<", "{/}ge", "{/}le", "{/}infty",
                    "{/}cap", "{/}cup", "{/}because", "{/}therefore", "{/}subset", "{/}supset", "{/}subseteq", "{/}supseteq",
                    "{/}nsubseteq", "{/}nsupseteq", "{/}in", "{/}ni", "{/}notin", "{/}mapsto", "{/}leftarrow", "{/}rightarrow",
                    "{/}Leftarrow", "{/}Rightarrow", "{/}leftrightarrow", "{/}Leftrightarrow"
                ],
                'letter': [
                    "{/}alpha", "{/}beta", "{/}gamma", "{/}delta", "{/}varepsilon", "{/}varphi", "{/}lambda", "{/}mu",
                    "{/}rho", "{/}sigma", "{/}omega", "{/}Gamma", "{/}Delta", "{/}Theta", "{/}Lambda", "{/}Xi",
                    "{/}Pi", "{/}Sigma", "{/}Upsilon", "{/}Phi", "{/}Psi", "{/}Omega"
                ]
            }
        },
        initContent: function (_editor, $widget) {

            var me = this,
                formula = me.sourceData.formula,
                lang = _editor.getLang('formula').static,
                formulaUrl = UMEDITOR_CONFIG.UMEDITOR_HOME_URL + 'dialogs/formula/',
                options = $.extend({}, lang, { 'formula_url': formulaUrl }),
                $root = me.root();

            if (me.inited) {
                me.preventDefault();
                return;
            }
            me.inited = true;

            editor = _editor;
            me.$widget = $widget;

            $root.html($.parseTmpl(me.tpl, options));
            me.tabs = $.eduitab({selector: "#edui-formula-tab-Jpanel"});

            /* 初始化popup的内容 */
            var headHtml = [], xMax = 0, yMax = 0,
                $tabContent = me.root().find('.edui-tab-content');
            $.each(formula, function (k, v) {
                var contentHtml = [];
                $.each(v, function (i, f) {
                    contentHtml.push('<li class="edui-formula-latex-item" data-latex="' + f + '" style="background-position:-' + (xMax * 30) + 'px -' + (yMax * 30) + 'px"></li>');