JSFiddle - React, Tailwind, and code Playground

by mqchen

HTML

<script src="http://rangy.googlecode.com/svn/trunk/dev/rangy-core.js"></script>
<script src="http://rangy.googlecode.com/svn/trunk/dev/rangy-cssclassapplier.js"></script>
<p>Pellentesque habitant morbi tristique senectus et netus et malesuada fames ac turpis egestas. Vestibulum tortor quam, feugiat vitae, ultricies eget, tempor sit amet, ante. Donec eu libero sit amet quam egestas semper. Aenean ultricies mi vitae est. Mauris placerat eleifend leo. Quisque sit amet est et sapien ullamcorper pharetra. Vestibulum erat wisi, condimentum sed, commodo vitae, ornare sit amet, wisi. Aenean fermentum, elit eget tincidunt condimentum, eros ipsum rutrum orci, sagittis tempus lacus enim ac dui. Donec non enim in turpis pulvinar facilisis. Ut felis. Praesent dapibus, neque id cursus faucibus, tortor neque egestas augue, eu vulputate magna eros eu erat. Aliquam erat volutpat. Nam dui mi, tincidunt quis, accumsan porttitor, facilisis luctus, metus</p>

<div class="document" contenteditable="true" spellcheck="false"><h1>HTML Ipsum Presents</h1>
	       
<p><strong>Pellentesque habitant morbi tristique</strong> senectus et netus et malesuada fames ac turpis egestas. Vestibulum tortor quam, feugiat vitae, ultricies eget, tempor sit amet, ante. Donec eu libero sit amet quam egestas semper. <em>Aenean ultricies mi vitae est.</em> Mauris placerat eleifend leo. Quisque sit amet est et sapien ullamcorper pharetra. Vestibulum erat wisi, condimentum sed, <code>commodo vitae</code>, ornare sit amet, wisi. Aenean fermentum, elit eget tincidunt condimentum, eros ipsum rutrum orci, sagittis tempus lacus enim ac dui. <a href="#">Donec non enim</a> in turpis pulvinar facilisis. Ut felis.</p>

<h2>Header Level 2</h2>
	       
<ol>
   <li>Lorem ipsum dolor sit amet, consectetuer adipiscing elit.</li>
   <li>Aliquam tincidunt mauris eu risus.</li>
</ol>

<blockquote><p>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Vivamus magna. Cras in mi at felis aliquet congue. Ut a est eget ligula...

CSS

.document {
    padding: 20px;
    border: 1px solid #cdcdcd;
    background: #eee;
}

.veldigbra, .irrelevant, .relevant {
    background: yellow;
    
/*    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -khtml-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;*/
}
.veldigbra {
    background: green;
}
.irrelevant {
    background: #ccc;
}

.select-control {
    position: absolute;
    z-index: 10000;
    display: none;
    background-color: #eee;
    padding: 10px;
    border: 1px solid #999;
}

JavaScript

var HighlightControl = function(wrap, rangy, control) {
    this.options = {
        applierOpt : { normalize: true },
        controlsOffset : { x : 10, y : 10 },
        keyCodeWhitelist : [16, 33, 34, 35, 36, 37, 38, 39, 40]
    };
    
    
    rangy.init(); // Refactor to AMD
    this.rangy = rangy;
    this.wrap = $(wrap);
    this.controls = $(control);
    
    this.appliers = {};
    this._initControls();
    this._addEvents();
};

HighlightControl.prototype._initControls = function() {
    this.hideControls();
    
    $("[data-highlightcontrol-role]", this.control).each(function(index, ctrl) {
        
        var addClasses = $(ctrl).attr("data-highlightcontrol-addclass") || "";
        var removeClasses = $(ctrl).attr("data-highlightcontrol-removeclass") || "";
        
        addClasses = addClasses.split(" ");
        removeClasses = removeClasses.split(" ");
        
        var addAppliers = [];
        var removeAppliers = [];
        
        for(var i = 0; i < addClasses.length; i++) {
            addAppliers[i] = this.rangy.createCssClassApplier(addClasses[i], this.options.applierOpt);
        }
        for(var i = 0; i < removeClasses.length; i++) {
            removeAppliers[i] = this.rangy.createCssClassApplier(removeClasses[i], this.options.applierOpt);
        }
        var role = $(ctrl).attr("data-highlightcontrol-role");
        
        this.appliers[role] = {
            "add" : addAppliers,
            "remove" : removeAppliers
        };
    }.bind(this));
};

HighlightControl.prototype.showControls = function(x, y) {
    this.controls.show();
    this.controls.css({
        "top": (y || 0) + this.options.controlsOffset.y,
        "left": (x || 0) + this.options.controlsOffset.x
    });
};

HighlightControl.prototype.hideControls = function() {
    this.controls.hide();
};

HighlightControl.prototype._applyRole = function(role) {
    for(var i = 0; i < this.appliers[role].remove.length; i++) {
       ...