Add htmlwidgets reqs to template
This commit is contained in:
hadley
parent
23908731a6
commit
3b5b47aacd
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@ -8,6 +8,11 @@
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<link href="www/bootstrap.min.css" rel="stylesheet">
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<link href="www/highlight.css" rel="stylesheet">
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<script src="www/jquery-1.11.0/jquery.min.js"></script>
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<script src="www/htmlwidgets-0.5/htmlwidgets.js"></script>
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<link href="www/str_view-0.1.0/str_view.css" rel="stylesheet" />
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<script src="www/str_view-binding-1.0.0.9000/str_view.js"></script>
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<link href='http://fonts.googleapis.com/css?family=Inconsolata:400,700'
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rel='stylesheet' type='text/css'>
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</head>
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@ -1 +1 @@
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*
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bootstrap-2.3.2
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@ -0,0 +1,625 @@
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(function() {
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// If window.HTMLWidgets is already defined, then use it; otherwise create a
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// new object. This allows preceding code to set options that affect the
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// initialization process (though none currently exist).
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window.HTMLWidgets = window.HTMLWidgets || {};
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// See if we're running in a viewer pane. If not, we're in a web browser.
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var viewerMode = window.HTMLWidgets.viewerMode =
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/\bviewer_pane=1\b/.test(window.location);
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// See if we're running in Shiny mode. If not, it's a static document.
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// Note that static widgets can appear in both Shiny and static modes, but
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// obviously, Shiny widgets can only appear in Shiny apps/documents.
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var shinyMode = window.HTMLWidgets.shinyMode =
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typeof(window.Shiny) !== "undefined" && !!window.Shiny.outputBindings;
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// We can't count on jQuery being available, so we implement our own
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// version if necessary.
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function querySelectorAll(scope, selector) {
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if (typeof(jQuery) !== "undefined" && scope instanceof jQuery) {
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return scope.find(selector);
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}
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if (scope.querySelectorAll) {
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return scope.querySelectorAll(selector);
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}
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}
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function asArray(value) {
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if (value === null)
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return [];
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if ($.isArray(value))
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return value;
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return [value];
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}
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// Implement jQuery's extend
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function extend(target /*, ... */) {
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if (arguments.length == 1) {
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return target;
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}
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for (var i = 1; i < arguments.length; i++) {
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var source = arguments[i];
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for (var prop in source) {
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if (source.hasOwnProperty(prop)) {
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target[prop] = source[prop];
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}
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}
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}
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return target;
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}
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// IE8 doesn't support Array.forEach.
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function forEach(values, callback, thisArg) {
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if (values.forEach) {
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values.forEach(callback, thisArg);
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} else {
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for (var i = 0; i < values.length; i++) {
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callback.call(thisArg, values[i], i, values);
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}
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}
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}
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// Replaces the specified method with the return value of funcSource.
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//
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// Note that funcSource should not BE the new method, it should be a function
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// that RETURNS the new method. funcSource receives a single argument that is
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// the overridden method, it can be called from the new method. The overridden
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// method can be called like a regular function, it has the target permanently
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// bound to it so "this" will work correctly.
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function overrideMethod(target, methodName, funcSource) {
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var superFunc = target[methodName] || function() {};
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var superFuncBound = function() {
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return superFunc.apply(target, arguments);
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};
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target[methodName] = funcSource(superFuncBound);
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}
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// Implement a vague facsimilie of jQuery's data method
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function elementData(el, name, value) {
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if (arguments.length == 2) {
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return el["htmlwidget_data_" + name];
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} else if (arguments.length == 3) {
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el["htmlwidget_data_" + name] = value;
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return el;
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} else {
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throw new Error("Wrong number of arguments for elementData: " +
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arguments.length);
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}
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}
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// http://stackoverflow.com/questions/3446170/escape-string-for-use-in-javascript-regex
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function escapeRegExp(str) {
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return str.replace(/[\-\[\]\/\{\}\(\)\*\+\?\.\\\^\$\|]/g, "\\$&");
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}
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function hasClass(el, className) {
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var re = new RegExp("\\b" + escapeRegExp(className) + "\\b");
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return re.test(el.className);
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}
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// elements - array (or array-like object) of HTML elements
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// className - class name to test for
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// include - if true, only return elements with given className;
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// if false, only return elements *without* given className
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function filterByClass(elements, className, include) {
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var results = [];
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for (var i = 0; i < elements.length; i++) {
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if (hasClass(elements[i], className) == include)
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results.push(elements[i]);
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}
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return results;
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}
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function on(obj, eventName, func) {
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if (obj.addEventListener) {
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obj.addEventListener(eventName, func, false);
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} else if (obj.attachEvent) {
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obj.attachEvent(eventName, func);
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}
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}
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function off(obj, eventName, func) {
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if (obj.removeEventListener)
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obj.removeEventListener(eventName, func, false);
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else if (obj.detachEvent) {
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obj.detachEvent(eventName, func);
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}
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}
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// Translate array of values to top/right/bottom/left, as usual with
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// the "padding" CSS property
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// https://developer.mozilla.org/en-US/docs/Web/CSS/padding
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function unpackPadding(value) {
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if (typeof(value) === "number")
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value = [value];
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if (value.length === 1) {
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return {top: value[0], right: value[0], bottom: value[0], left: value[0]};
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}
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if (value.length === 2) {
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return {top: value[0], right: value[1], bottom: value[0], left: value[1]};
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}
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if (value.length === 3) {
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return {top: value[0], right: value[1], bottom: value[2], left: value[1]};
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}
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if (value.length === 4) {
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return {top: value[0], right: value[1], bottom: value[2], left: value[3]};
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}
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}
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// Convert an unpacked padding object to a CSS value
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function paddingToCss(paddingObj) {
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return paddingObj.top + "px " + paddingObj.right + "px " + paddingObj.bottom + "px " + paddingObj.left + "px";
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}
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// Makes a number suitable for CSS
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function px(x) {
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if (typeof(x) === "number")
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return x + "px";
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else
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return x;
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}
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// Retrieves runtime widget sizing information for an element.
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// The return value is either null, or an object with fill, padding,
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// defaultWidth, defaultHeight fields.
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function sizingPolicy(el) {
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var sizingEl = document.querySelector("script[data-for='" + el.id + "'][type='application/htmlwidget-sizing']");
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if (!sizingEl)
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return null;
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var sp = JSON.parse(sizingEl.textContent || sizingEl.text || "{}");
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if (viewerMode) {
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return sp.viewer;
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} else {
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return sp.browser;
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}
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}
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function initSizing(el) {
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var sizing = sizingPolicy(el);
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if (!sizing)
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return;
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var cel = document.getElementById("htmlwidget_container");
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if (!cel)
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return;
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if (typeof(sizing.padding) !== "undefined") {
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document.body.style.margin = "0";
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document.body.style.padding = paddingToCss(unpackPadding(sizing.padding));
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}
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if (sizing.fill) {
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document.body.style.overflow = "hidden";
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document.body.style.width = "100%";
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document.body.style.height = "100%";
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document.documentElement.style.width = "100%";
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document.documentElement.style.height = "100%";
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if (cel) {
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cel.style.position = "absolute";
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var pad = unpackPadding(sizing.padding);
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cel.style.top = pad.top + "px";
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cel.style.right = pad.right + "px";
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cel.style.bottom = pad.bottom + "px";
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cel.style.left = pad.left + "px";
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el.style.width = "100%";
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el.style.height = "100%";
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}
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return {
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getWidth: function() { return cel.offsetWidth; },
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getHeight: function() { return cel.offsetHeight; }
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};
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} else {
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el.style.width = px(sizing.width);
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el.style.height = px(sizing.height);
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return {
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getWidth: function() { return el.offsetWidth; },
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getHeight: function() { return el.offsetHeight; }
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};
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}
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}
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// Default implementations for methods
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var defaults = {
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find: function(scope) {
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return querySelectorAll(scope, "." + this.name);
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},
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renderError: function(el, err) {
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var $el = $(el);
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this.clearError(el);
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// Add all these error classes, as Shiny does
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var errClass = "shiny-output-error";
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if (err.type !== null) {
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// use the classes of the error condition as CSS class names
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errClass = errClass + " " + $.map(asArray(err.type), function(type) {
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return errClass + "-" + type;
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}).join(" ");
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}
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errClass = errClass + " htmlwidgets-error";
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// Is el inline or block? If inline or inline-block, just display:none it
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// and add an inline error.
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var display = $el.css("display");
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$el.data("restore-display-mode", display);
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if (display === "inline" || display === "inline-block") {
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$el.hide();
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if (err.message !== "") {
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var errorSpan = $("<span>").addClass(errClass);
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errorSpan.text(err.message);
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$el.after(errorSpan);
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}
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} else if (display === "block") {
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// If block, add an error just after the el, set visibility:none on the
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// el, and position the error to be on top of the el.
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// Mark it with a unique ID and CSS class so we can remove it later.
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$el.css("visibility", "hidden");
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if (err.message !== "") {
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var errorDiv = $("<div>").addClass(errClass).css("position", "absolute")
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.css("top", el.offsetTop)
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.css("left", el.offsetLeft)
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// setting width can push out the page size, forcing otherwise
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// unnecessary scrollbars to appear and making it impossible for
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// the element to shrink; so use max-width instead
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.css("maxWidth", el.offsetWidth)
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.css("height", el.offsetHeight);
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errorDiv.text(err.message);
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$el.after(errorDiv);
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// Really dumb way to keep the size/position of the error in sync with
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// the parent element as the window is resized or whatever.
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var intId = setInterval(function() {
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if (!errorDiv[0].parentElement) {
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clearInterval(intId);
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return;
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}
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errorDiv
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.css("top", el.offsetTop)
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.css("left", el.offsetLeft)
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.css("maxWidth", el.offsetWidth)
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.css("height", el.offsetHeight);
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}, 500);
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}
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}
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},
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clearError: function(el) {
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var $el = $(el);
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var display = $el.data("restore-display-mode");
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$el.data("restore-display-mode", null);
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if (display === "inline" || display === "inline-block") {
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if (display)
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$el.css("display", display);
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$(el.nextSibling).filter(".htmlwidgets-error").remove();
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} else if (display === "block"){
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$el.css("visibility", "inherit");
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$(el.nextSibling).filter(".htmlwidgets-error").remove();
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}
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},
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sizing: {}
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};
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// Called by widget bindings to register a new type of widget. The definition
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// object can contain the following properties:
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// - name (required) - A string indicating the binding name, which will be
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// used by default as the CSS classname to look for.
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// - initialize (optional) - A function(el) that will be called once per
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// widget element; if a value is returned, it will be passed as the third
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// value to renderValue.
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// - renderValue (required) - A function(el, data, initValue) that will be
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// called with data. Static contexts will cause this to be called once per
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// element; Shiny apps will cause this to be called multiple times per
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// element, as the data changes.
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window.HTMLWidgets.widget = function(definition) {
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if (!definition.name) {
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throw new Error("Widget must have a name");
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}
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if (!definition.type) {
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throw new Error("Widget must have a type");
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}
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// Currently we only support output widgets
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if (definition.type !== "output") {
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throw new Error("Unrecognized widget type '" + definition.type + "'");
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}
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// TODO: Verify that .name is a valid CSS classname
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if (!definition.renderValue) {
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throw new Error("Widget must have a renderValue function");
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}
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// For static rendering (non-Shiny), use a simple widget registration
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// scheme. We also use this scheme for Shiny apps/documents that also
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// contain static widgets.
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window.HTMLWidgets.widgets = window.HTMLWidgets.widgets || [];
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// Merge defaults into the definition; don't mutate the original definition.
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var staticBinding = extend({}, defaults, definition);
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overrideMethod(staticBinding, "find", function(superfunc) {
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return function(scope) {
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var results = superfunc(scope);
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// Filter out Shiny outputs, we only want the static kind
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return filterByClass(results, "html-widget-output", false);
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};
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});
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window.HTMLWidgets.widgets.push(staticBinding);
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if (shinyMode) {
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// Shiny is running. Register the definition as an output binding.
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// Merge defaults into the definition; don't mutate the original definition.
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// The base object is a Shiny output binding if we're running in Shiny mode,
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// or an empty object if we're not.
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var shinyBinding = extend(new Shiny.OutputBinding(), defaults, definition);
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// Wrap renderValue to handle initialization, which unfortunately isn't
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// supported natively by Shiny at the time of this writing.
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// NB: shinyBinding.initialize may be undefined, as it's optional.
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// Rename initialize to make sure it isn't called by a future version
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// of Shiny that does support initialize directly.
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shinyBinding._htmlwidgets_initialize = shinyBinding.initialize;
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delete shinyBinding.initialize;
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overrideMethod(shinyBinding, "find", function(superfunc) {
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return function(scope) {
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var results = superfunc(scope);
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// Only return elements that are Shiny outputs, not static ones
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var dynamicResults = results.filter(".html-widget-output");
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// It's possible that whatever caused Shiny to think there might be
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// new dynamic outputs, also caused there to be new static outputs.
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// Since there might be lots of different htmlwidgets bindings, we
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// schedule execution for later--no need to staticRender multiple
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// times.
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if (results.length !== dynamicResults.length)
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scheduleStaticRender();
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return dynamicResults;
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};
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});
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overrideMethod(shinyBinding, "renderValue", function(superfunc) {
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return function(el, data) {
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// Resolve strings marked as javascript literals to objects
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if (!(data.evals instanceof Array)) data.evals = [data.evals];
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for (var i = 0; data.evals && i < data.evals.length; i++) {
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window.HTMLWidgets.evaluateStringMember(data.x, data.evals[i]);
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}
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if (!this.renderOnNullValue) {
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if (data.x === null) {
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el.style.visibility = "hidden";
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return;
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} else {
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el.style.visibility = "inherit";
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}
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}
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if (!elementData(el, "initialized")) {
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initSizing(el);
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elementData(el, "initialized", true);
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if (this._htmlwidgets_initialize) {
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var result = this._htmlwidgets_initialize(el, el.offsetWidth,
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el.offsetHeight);
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elementData(el, "init_result", result);
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}
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}
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Shiny.renderDependencies(data.deps);
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superfunc(el, data.x, elementData(el, "init_result"));
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};
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});
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overrideMethod(shinyBinding, "resize", function(superfunc) {
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return function(el, width, height) {
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// Shiny can call resize before initialize/renderValue have been
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// called, which doesn't make sense for widgets.
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if (elementData(el, "initialized")) {
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superfunc(el, width, height, elementData(el, "init_result"));
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}
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};
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});
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Shiny.outputBindings.register(shinyBinding, shinyBinding.name);
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}
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};
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var scheduleStaticRenderTimerId = null;
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function scheduleStaticRender() {
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if (!scheduleStaticRenderTimerId) {
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scheduleStaticRenderTimerId = setTimeout(function() {
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scheduleStaticRenderTimerId = null;
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window.HTMLWidgets.staticRender();
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}, 1);
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}
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}
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// Render static widgets after the document finishes loading
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// Statically render all elements that are of this widget's class
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window.HTMLWidgets.staticRender = function() {
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var bindings = window.HTMLWidgets.widgets || [];
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forEach(bindings, function(binding) {
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var matches = binding.find(document.documentElement);
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forEach(matches, function(el) {
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var sizeObj = initSizing(el, binding);
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if (hasClass(el, "html-widget-static-bound"))
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return;
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el.className = el.className + " html-widget-static-bound";
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||||
|
||||
var initResult;
|
||||
if (binding.initialize) {
|
||||
initResult = binding.initialize(el,
|
||||
sizeObj ? sizeObj.getWidth() : el.offsetWidth,
|
||||
sizeObj ? sizeObj.getHeight() : el.offsetHeight
|
||||
);
|
||||
}
|
||||
|
||||
if (binding.resize) {
|
||||
var lastSize = {};
|
||||
var resizeHandler = function(e) {
|
||||
var size = {
|
||||
w: sizeObj ? sizeObj.getWidth() : el.offsetWidth,
|
||||
h: sizeObj ? sizeObj.getHeight() : el.offsetHeight
|
||||
};
|
||||
if (size.w === 0 && size.h === 0)
|
||||
return;
|
||||
if (size.w === lastSize.w && size.h === lastSize.h)
|
||||
return;
|
||||
lastSize = size;
|
||||
binding.resize(el, size.w, size.h, initResult);
|
||||
};
|
||||
|
||||
on(window, "resize", resizeHandler);
|
||||
|
||||
// This is needed for cases where we're running in a Shiny
|
||||
// app, but the widget itself is not a Shiny output, but
|
||||
// rather a simple static widget. One example of this is
|
||||
// an rmarkdown document that has runtime:shiny and widget
|
||||
// that isn't in a render function. Shiny only knows to
|
||||
// call resize handlers for Shiny outputs, not for static
|
||||
// widgets, so we do it ourselves.
|
||||
if (window.jQuery) {
|
||||
window.jQuery(document).on("shown", resizeHandler);
|
||||
window.jQuery(document).on("hidden", resizeHandler);
|
||||
}
|
||||
|
||||
// This is needed for the specific case of ioslides, which
|
||||
// flips slides between display:none and display:block.
|
||||
// Ideally we would not have to have ioslide-specific code
|
||||
// here, but rather have ioslides raise a generic event,
|
||||
// but the rmarkdown package just went to CRAN so the
|
||||
// window to getting that fixed may be long.
|
||||
if (window.addEventListener) {
|
||||
// It's OK to limit this to window.addEventListener
|
||||
// browsers because ioslides itself only supports
|
||||
// such browsers.
|
||||
on(document, "slideenter", resizeHandler);
|
||||
on(document, "slideleave", resizeHandler);
|
||||
}
|
||||
}
|
||||
|
||||
var scriptData = document.querySelector("script[data-for='" + el.id + "'][type='application/json']");
|
||||
if (scriptData) {
|
||||
var data = JSON.parse(scriptData.textContent || scriptData.text);
|
||||
// Resolve strings marked as javascript literals to objects
|
||||
if (!(data.evals instanceof Array)) data.evals = [data.evals];
|
||||
for (var k = 0; data.evals && k < data.evals.length; k++) {
|
||||
window.HTMLWidgets.evaluateStringMember(data.x, data.evals[k]);
|
||||
}
|
||||
binding.renderValue(el, data.x, initResult);
|
||||
}
|
||||
});
|
||||
});
|
||||
}
|
||||
|
||||
// Wait until after the document has loaded to render the widgets.
|
||||
if (document.addEventListener) {
|
||||
document.addEventListener("DOMContentLoaded", function() {
|
||||
document.removeEventListener("DOMContentLoaded", arguments.callee, false);
|
||||
window.HTMLWidgets.staticRender();
|
||||
}, false);
|
||||
} else if (document.attachEvent) {
|
||||
document.attachEvent("onreadystatechange", function() {
|
||||
if (document.readyState === "complete") {
|
||||
document.detachEvent("onreadystatechange", arguments.callee);
|
||||
window.HTMLWidgets.staticRender();
|
||||
}
|
||||
});
|
||||
}
|
||||
|
||||
|
||||
window.HTMLWidgets.getAttachmentUrl = function(depname, key) {
|
||||
// If no key, default to the first item
|
||||
if (typeof(key) === "undefined")
|
||||
key = 1;
|
||||
|
||||
var link = document.getElementById(depname + "-" + key + "-attachment");
|
||||
if (!link) {
|
||||
throw new Error("Attachment " + depname + "/" + key + " not found in document");
|
||||
}
|
||||
return link.getAttribute("href");
|
||||
};
|
||||
|
||||
window.HTMLWidgets.dataframeToD3 = function(df) {
|
||||
var names = [];
|
||||
var length;
|
||||
for (var name in df) {
|
||||
if (df.hasOwnProperty(name))
|
||||
names.push(name);
|
||||
if (typeof(df[name]) !== "object" || typeof(df[name].length) === "undefined") {
|
||||
throw new Error("All fields must be arrays");
|
||||
} else if (typeof(length) !== "undefined" && length !== df[name].length) {
|
||||
throw new Error("All fields must be arrays of the same length");
|
||||
}
|
||||
length = df[name].length;
|
||||
}
|
||||
var results = [];
|
||||
var item;
|
||||
for (var row = 0; row < length; row++) {
|
||||
item = {};
|
||||
for (var col = 0; col < names.length; col++) {
|
||||
item[names[col]] = df[names[col]][row];
|
||||
}
|
||||
results.push(item);
|
||||
}
|
||||
return results;
|
||||
};
|
||||
|
||||
window.HTMLWidgets.transposeArray2D = function(array) {
|
||||
var newArray = array[0].map(function(col, i) {
|
||||
return array.map(function(row) {
|
||||
return row[i]
|
||||
})
|
||||
});
|
||||
return newArray;
|
||||
};
|
||||
// Split value at splitChar, but allow splitChar to be escaped
|
||||
// using escapeChar. Any other characters escaped by escapeChar
|
||||
// will be included as usual (including escapeChar itself).
|
||||
function splitWithEscape(value, splitChar, escapeChar) {
|
||||
var results = [];
|
||||
var escapeMode = false;
|
||||
var currentResult = "";
|
||||
for (var pos = 0; pos < value.length; pos++) {
|
||||
if (!escapeMode) {
|
||||
if (value[pos] === splitChar) {
|
||||
results.push(currentResult);
|
||||
currentResult = "";
|
||||
} else if (value[pos] === escapeChar) {
|
||||
escapeMode = true;
|
||||
} else {
|
||||
currentResult += value[pos];
|
||||
}
|
||||
} else {
|
||||
currentResult += value[pos];
|
||||
escapeMode = false;
|
||||
}
|
||||
}
|
||||
if (currentResult !== "") {
|
||||
results.push(currentResult);
|
||||
}
|
||||
return results;
|
||||
}
|
||||
// Function authored by Yihui/JJ Allaire
|
||||
window.HTMLWidgets.evaluateStringMember = function(o, member) {
|
||||
var parts = splitWithEscape(member, '.', '\\');
|
||||
for (var i = 0, l = parts.length; i < l; i++) {
|
||||
var part = parts[i];
|
||||
// part may be a character or 'numeric' member name
|
||||
if (o !== null && typeof o === "object" && part in o) {
|
||||
if (i == (l - 1)) { // if we are at the end of the line then evalulate
|
||||
if (typeof o[part] === "string")
|
||||
o[part] = eval("(" + o[part] + ")");
|
||||
} else { // otherwise continue to next embedded object
|
||||
o = o[part];
|
||||
}
|
||||
}
|
||||
}
|
||||
};
|
||||
})();
|
||||
|
||||
File diff suppressed because one or more lines are too long
|
|
@ -0,0 +1,11 @@
|
|||
.str_view ul, .str_view li {
|
||||
list-style: none;
|
||||
padding: 0;
|
||||
margin: 0.5em 0;
|
||||
font-family: monospace;
|
||||
}
|
||||
|
||||
.str_view .match {
|
||||
border: 1px solid #ccc;
|
||||
background-color: #eee;
|
||||
}
|
||||
|
|
@ -0,0 +1,17 @@
|
|||
HTMLWidgets.widget({
|
||||
|
||||
name: 'str_view',
|
||||
|
||||
type: 'output',
|
||||
|
||||
initialize: function(el, width, height) {
|
||||
},
|
||||
|
||||
renderValue: function(el, x, instance) {
|
||||
el.innerHTML = x.html;
|
||||
},
|
||||
|
||||
resize: function(el, width, height, instance) {
|
||||
}
|
||||
|
||||
});
|
||||
Loading…
Reference in New Issue