Add polymer 1.0 to npm_modules

polymer_1.0.4/bower_components/polymer/polymer.html

+<!--
+@license
+Copyright (c) 2015 The Polymer Project Authors. All rights reserved.
+This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt
+The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt
+The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt
+Code distributed by Google as part of the polymer project is also
+subject to an additional IP rights grant found at http://polymer.github.io/PATENTS.txt
+--><!--
+@license
+Copyright (c) 2014 The Polymer Project Authors. All rights reserved.
+This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt
+The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt
+The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt
+Code distributed by Google as part of the polymer project is also
+subject to an additional IP rights grant found at http://polymer.github.io/PATENTS.txt
+--><link rel="import" href="polymer-mini.html">
+
+<script>Polymer.nar = [];
+Polymer.Annotations = {
+parseAnnotations: function (template) {
+var list = [];
+var content = template._content || template.content;
+this._parseNodeAnnotations(content, list);
+return list;
+},
+_parseNodeAnnotations: function (node, list) {
+return node.nodeType === Node.TEXT_NODE ? this._parseTextNodeAnnotation(node, list) : this._parseElementAnnotations(node, list);
+},
+_testEscape: function (value) {
+var escape = value.slice(0, 2);
+if (escape === '{{' || escape === '[[') {
+return escape;
+}
+},
+_parseTextNodeAnnotation: function (node, list) {
+var v = node.textContent;
+var escape = this._testEscape(v);
+if (escape) {
+node.textContent = ' ';
+var annote = {
+bindings: [{
+kind: 'text',
+mode: escape[0],
+value: v.slice(2, -2).trim()
+}]
+};
+list.push(annote);
+return annote;
+}
+},
+_parseElementAnnotations: function (element, list) {
+var annote = {
+bindings: [],
+events: []
+};
+this._parseChildNodesAnnotations(element, annote, list);
+if (element.attributes) {
+this._parseNodeAttributeAnnotations(element, annote, list);
+if (this.prepElement) {
+this.prepElement(element);
+}
+}
+if (annote.bindings.length || annote.events.length || annote.id) {
+list.push(annote);
+}
+return annote;
+},
+_parseChildNodesAnnotations: function (root, annote, list, callback) {
+if (root.firstChild) {
+for (var i = 0, node = root.firstChild; node; node = node.nextSibling, i++) {
+if (node.localName === 'template' && !node.hasAttribute('preserve-content')) {
+this._parseTemplate(node, i, list, annote);
+}
+var childAnnotation = this._parseNodeAnnotations(node, list, callback);
+if (childAnnotation) {
+childAnnotation.parent = annote;
+childAnnotation.index = i;
+}
+}
+}
+},
+_parseTemplate: function (node, index, list, parent) {
+var content = document.createDocumentFragment();
+content._notes = this.parseAnnotations(node);
+content.appendChild(node.content);
+list.push({
+bindings: Polymer.nar,
+events: Polymer.nar,
+templateContent: content,
+parent: parent,
+index: index
+});
+},
+_parseNodeAttributeAnnotations: function (node, annotation) {
+for (var i = node.attributes.length - 1, a; a = node.attributes[i]; i--) {
+var n = a.name, v = a.value;
+if (n === 'id' && !this._testEscape(v)) {
+annotation.id = v;
+} else if (n.slice(0, 3) === 'on-') {
+node.removeAttribute(n);
+annotation.events.push({
+name: n.slice(3),
+value: v
+});
+} else {
+var b = this._parseNodeAttributeAnnotation(node, n, v);
+if (b) {
+annotation.bindings.push(b);
+}
+}
+}
+},
+_parseNodeAttributeAnnotation: function (node, n, v) {
+var escape = this._testEscape(v);
+if (escape) {
+var customEvent;
+var name = n;
+var mode = escape[0];
+v = v.slice(2, -2).trim();
+var not = false;
+if (v[0] == '!') {
+v = v.substring(1);
+not = true;
+}
+var kind = 'property';
+if (n[n.length - 1] == '$') {
+name = n.slice(0, -1);
+kind = 'attribute';
+}
+var notifyEvent, colon;
+if (mode == '{' && (colon = v.indexOf('::')) > 0) {
+notifyEvent = v.substring(colon + 2);
+v = v.substring(0, colon);
+customEvent = true;
+}
+if (node.localName == 'input' && n == 'value') {
+node.setAttribute(n, '');
+}
+node.removeAttribute(n);
+if (kind === 'property') {
+name = Polymer.CaseMap.dashToCamelCase(name);
+}
+return {
+kind: kind,
+mode: mode,
+name: name,
+value: v,
+negate: not,
+event: notifyEvent,
+customEvent: customEvent
+};
+}
+},
+_localSubTree: function (node, host) {
+return node === host ? node.childNodes : node._lightChildren || node.childNodes;
+},
+findAnnotatedNode: function (root, annote) {
+var parent = annote.parent && Polymer.Annotations.findAnnotatedNode(root, annote.parent);
+return !parent ? root : Polymer.Annotations._localSubTree(parent, root)[annote.index];
+}
+};
+(function () {
+function resolveCss(cssText, ownerDocument) {
+return cssText.replace(CSS_URL_RX, function (m, pre, url, post) {
+return pre + '\'' + resolve(url.replace(/["']/g, ''), ownerDocument) + '\'' + post;
+});
+}
+function resolveAttrs(element, ownerDocument) {
+for (var name in URL_ATTRS) {
+var a$ = URL_ATTRS[name];
+for (var i = 0, l = a$.length, a, at, v; i < l && (a = a$[i]); i++) {
+if (name === '*' || element.localName === name) {
+at = element.attributes[a];
+v = at && at.value;
+if (v && v.search(BINDING_RX) < 0) {
+at.value = a === 'style' ? resolveCss(v, ownerDocument) : resolve(v, ownerDocument);
+}
+}
+}
+}
+}
+function resolve(url, ownerDocument) {
+if (url && url[0] === '#') {
+return url;
+}
+var resolver = getUrlResolver(ownerDocument);
+resolver.href = url;
+return resolver.href || url;
+}
+var tempDoc;
+var tempDocBase;
+function resolveUrl(url, baseUri) {
+if (!tempDoc) {
+tempDoc = document.implementation.createHTMLDocument('temp');
+tempDocBase = tempDoc.createElement('base');
+tempDoc.head.appendChild(tempDocBase);
+}
+tempDocBase.href = baseUri;
+return resolve(url, tempDoc);
+}
+function getUrlResolver(ownerDocument) {
+return ownerDocument.__urlResolver || (ownerDocument.__urlResolver = ownerDocument.createElement('a'));
+}
+var CSS_URL_RX = /(url\()([^)]*)(\))/g;
+var URL_ATTRS = {
+'*': [
+'href',
+'src',
+'style',
+'url'
+],
+form: ['action']
+};
+var BINDING_RX = /\{\{|\[\[/;
+Polymer.ResolveUrl = {
+resolveCss: resolveCss,
+resolveAttrs: resolveAttrs,
+resolveUrl: resolveUrl
+};
+}());
+Polymer.Base._addFeature({
+_prepAnnotations: function () {
+if (!this._template) {
+this._notes = [];
+} else {
+Polymer.Annotations.prepElement = this._prepElement.bind(this);
+this._notes = Polymer.Annotations.parseAnnotations(this._template);
+this._processAnnotations(this._notes);
+Polymer.Annotations.prepElement = null;
+}
+},
+_processAnnotations: function (notes) {
+for (var i = 0; i < notes.length; i++) {
+var note = notes[i];
+for (var j = 0; j < note.bindings.length; j++) {
+var b = note.bindings[j];
+b.signature = this._parseMethod(b.value);
+if (!b.signature) {
+b.model = this._modelForPath(b.value);
+}
+}
+if (note.templateContent) {
+this._processAnnotations(note.templateContent._notes);
+var pp = note.templateContent._parentProps = this._discoverTemplateParentProps(note.templateContent._notes);
+var bindings = [];
+for (var prop in pp) {
+bindings.push({
+index: note.index,
+kind: 'property',
+mode: '{',
+name: '_parent_' + prop,
+model: prop,
+value: prop
+});
+}
+note.bindings = note.bindings.concat(bindings);
+}
+}
+},
+_discoverTemplateParentProps: function (notes) {
+var pp = {};
+notes.forEach(function (n) {
+n.bindings.forEach(function (b) {
+if (b.signature) {
+var args = b.signature.args;
+for (var k = 0; k < args.length; k++) {
+pp[args[k].model] = true;
+}
+} else {
+pp[b.model] = true;
+}
+});
+if (n.templateContent) {
+var tpp = n.templateContent._parentProps;
+Polymer.Base.mixin(pp, tpp);
+}
+});
+return pp;
+},
+_prepElement: function (element) {
+Polymer.ResolveUrl.resolveAttrs(element, this._template.ownerDocument);
+},
+_findAnnotatedNode: Polymer.Annotations.findAnnotatedNode,
+_marshalAnnotationReferences: function () {
+if (this._template) {
+this._marshalIdNodes();
+this._marshalAnnotatedNodes();
+this._marshalAnnotatedListeners();
+}
+},
+_configureAnnotationReferences: function () {
+this._configureTemplateContent();
+},
+_configureTemplateContent: function () {
+this._notes.forEach(function (note, i) {
+if (note.templateContent) {
+this._nodes[i]._content = note.templateContent;
+}
+}, this);
+},
+_marshalIdNodes: function () {
+this.$ = {};
+this._notes.forEach(function (a) {
+if (a.id) {
+this.$[a.id] = this._findAnnotatedNode(this.root, a);
+}
+}, this);
+},
+_marshalAnnotatedNodes: function () {
+if (this._nodes) {
+this._nodes = this._nodes.map(function (a) {
+return this._findAnnotatedNode(this.root, a);
+}, this);
+}
+},
+_marshalAnnotatedListeners: function () {
+this._notes.forEach(function (a) {
+if (a.events && a.events.length) {
+var node = this._findAnnotatedNode(this.root, a);
+a.events.forEach(function (e) {
+this.listen(node, e.name, e.value);
+}, this);
+}
+}, this);
+}
+});
+Polymer.Base._addFeature({
+listeners: {},
+_listenListeners: function (listeners) {
+var node, name, key;
+for (key in listeners) {
+if (key.indexOf('.') < 0) {
+node = this;
+name = key;
+} else {
+name = key.split('.');
+node = this.$[name[0]];
+name = name[1];
+}
+this.listen(node, name, listeners[key]);
+}
+},
+listen: function (node, eventName, methodName) {
+this._listen(node, eventName, this._createEventHandler(node, eventName, methodName));
+},
+_boundListenerKey: function (eventName, methodName) {
+return eventName + ':' + methodName;
+},
+_recordEventHandler: function (host, eventName, target, methodName, handler) {
+var hbl = host.__boundListeners;
+if (!hbl) {
+hbl = host.__boundListeners = new WeakMap();
+}
+var bl = hbl.get(target);
+if (!bl) {
+bl = {};
+hbl.set(target, bl);
+}
+var key = this._boundListenerKey(eventName, methodName);
+bl[key] = handler;
+},
+_recallEventHandler: function (host, eventName, target, methodName) {
+var hbl = host.__boundListeners;
+if (!hbl) {
+return;
+}
+var bl = hbl.get(target);
+if (!bl) {
+return;
+}
+var key = this._boundListenerKey(eventName, methodName);
+return bl[key];
+},
+_createEventHandler: function (node, eventName, methodName) {
+var host = this;
+var handler = function (e) {
+if (host[methodName]) {
+host[methodName](e, e.detail);
+} else {
+host._warn(host._logf('_createEventHandler', 'listener method `' + methodName + '` not defined'));
+}
+};
+this._recordEventHandler(host, eventName, node, methodName, handler);
+return handler;
+},
+unlisten: function (node, eventName, methodName) {
+var handler = this._recallEventHandler(this, eventName, node, methodName);
+if (handler) {
+this._unlisten(node, eventName, handler);
+}
+},
+_listen: function (node, eventName, handler) {
+node.addEventListener(eventName, handler);
+},
+_unlisten: function (node, eventName, handler) {
+node.removeEventListener(eventName, handler);
+}
+});
+(function () {
+'use strict';
+var HAS_NATIVE_TA = typeof document.head.style.touchAction === 'string';
+var GESTURE_KEY = '__polymerGestures';
+var HANDLED_OBJ = '__polymerGesturesHandled';
+var TOUCH_ACTION = '__polymerGesturesTouchAction';
+var TAP_DISTANCE = 25;
+var TRACK_DISTANCE = 5;
+var TRACK_LENGTH = 2;
+var MOUSE_TIMEOUT = 2500;
+var MOUSE_EVENTS = [
+'mousedown',
+'mousemove',
+'mouseup',
+'click'
+];
+var mouseCanceller = function (mouseEvent) {
+mouseEvent[HANDLED_OBJ] = { skip: true };
+if (mouseEvent.type === 'click') {
+var path = Polymer.dom(mouseEvent).path;
+for (var i = 0; i < path.length; i++) {
+if (path[i] === POINTERSTATE.mouse.target) {
+return;
+}
+}
+mouseEvent.preventDefault();
+mouseEvent.stopPropagation();
+}
+};
+function setupTeardownMouseCanceller(setup) {
+for (var i = 0, en; i < MOUSE_EVENTS.length; i++) {
+en = MOUSE_EVENTS[i];
+if (setup) {
+document.addEventListener(en, mouseCanceller, true);
+} else {
+document.removeEventListener(en, mouseCanceller, true);
+}
+}
+}
+function ignoreMouse() {
+if (!POINTERSTATE.mouse.mouseIgnoreJob) {
+setupTeardownMouseCanceller(true);
+}
+var unset = function () {
+setupTeardownMouseCanceller();
+POINTERSTATE.mouse.target = null;
+POINTERSTATE.mouse.mouseIgnoreJob = null;
+};
+POINTERSTATE.mouse.mouseIgnoreJob = Polymer.Debounce(POINTERSTATE.mouse.mouseIgnoreJob, unset, MOUSE_TIMEOUT);
+}
+var POINTERSTATE = {
+mouse: {
+target: null,
+mouseIgnoreJob: null
+},
+touch: {
+x: 0,
+y: 0,
+id: -1,
+scrollDecided: false
+}
+};
+function firstTouchAction(ev) {
+var path = Polymer.dom(ev).path;
+var ta = 'auto';
+for (var i = 0, n; i < path.length; i++) {
+n = path[i];
+if (n[TOUCH_ACTION]) {
+ta = n[TOUCH_ACTION];
+break;
+}
+}
+return ta;
+}
+var Gestures = {
+gestures: {},
+recognizers: [],
+deepTargetFind: function (x, y) {
+var node = document.elementFromPoint(x, y);
+var next = node;
+while (next && next.shadowRoot) {
+next = next.shadowRoot.elementFromPoint(x, y);
+if (next) {
+node = next;
+}
+}
+return node;
+},
+handleNative: function (ev) {
+var handled;
+var type = ev.type;
+var node = ev.currentTarget;
+var gobj = node[GESTURE_KEY];
+var gs = gobj[type];
+if (!gs) {
+return;
+}
+if (!ev[HANDLED_OBJ]) {
+ev[HANDLED_OBJ] = {};
+if (type.slice(0, 5) === 'touch') {
+var t = ev.changedTouches[0];
+if (type === 'touchstart') {
+if (ev.touches.length === 1) {
+POINTERSTATE.touch.id = t.identifier;
+}
+}
+if (POINTERSTATE.touch.id !== t.identifier) {
+return;
+}
+if (!HAS_NATIVE_TA) {
+if (type === 'touchstart' || type === 'touchmove') {
+Gestures.handleTouchAction(ev);
+}
+}
+if (type === 'touchend') {
+POINTERSTATE.mouse.target = Polymer.dom(ev).rootTarget;
+ignoreMouse(true);
+}
+}
+}
+handled = ev[HANDLED_OBJ];
+if (handled.skip) {
+return;
+}
+var recognizers = Gestures.recognizers;
+for (var i = 0, r; i < recognizers.length; i++) {
+r = recognizers[i];
+if (gs[r.name] && !handled[r.name]) {
+handled[r.name] = true;
+r[type](ev);
+}
+}
+},
+handleTouchAction: function (ev) {
+var t = ev.changedTouches[0];
+var type = ev.type;
+if (type === 'touchstart') {
+POINTERSTATE.touch.x = t.clientX;
+POINTERSTATE.touch.y = t.clientY;
+POINTERSTATE.touch.scrollDecided = false;
+} else if (type === 'touchmove') {
+if (POINTERSTATE.touch.scrollDecided) {
+return;
+}
+POINTERSTATE.touch.scrollDecided = true;
+var ta = firstTouchAction(ev);
+var prevent = false;
+var dx = Math.abs(POINTERSTATE.touch.x - t.clientX);
+var dy = Math.abs(POINTERSTATE.touch.y - t.clientY);
+if (!ev.cancelable) {
+} else if (ta === 'none') {
+prevent = true;
+} else if (ta === 'pan-x') {
+prevent = dy > dx;
+} else if (ta === 'pan-y') {
+prevent = dx > dy;
+}
+if (prevent) {
+ev.preventDefault();
+}
+}
+},
+add: function (node, evType, handler) {
+var recognizer = this.gestures[evType];
+var deps = recognizer.deps;
+var name = recognizer.name;
+var gobj = node[GESTURE_KEY];
+if (!gobj) {
+node[GESTURE_KEY] = gobj = {};
+}
+for (var i = 0, dep, gd; i < deps.length; i++) {
+dep = deps[i];
+gd = gobj[dep];
+if (!gd) {
+gobj[dep] = gd = {};
+node.addEventListener(dep, this.handleNative);
+}
+gd[name] = (gd[name] || 0) + 1;
+}
+node.addEventListener(evType, handler);
+if (recognizer.touchAction) {
+this.setTouchAction(node, recognizer.touchAction);
+}
+},
+remove: function (node, evType, handler) {
+var recognizer = this.gestures[evType];
+var deps = recognizer.deps;
+var name = recognizer.name;
+var gobj = node[GESTURE_KEY];
+if (gobj) {
+for (var i = 0, dep, gd; i < deps.length; i++) {
+dep = deps[i];
+gd = gobj[dep];
+if (gd && gd[name]) {
+gd[name] = (gd[name] || 1) - 1;
+if (gd[name] === 0) {
+node.removeEventListener(dep, this.handleNative);
+}
+}
+}
+}
+node.removeEventListener(evType, handler);
+},
+register: function (recog) {
+this.recognizers.push(recog);
+for (var i = 0; i < recog.emits.length; i++) {
+this.gestures[recog.emits[i]] = recog;
+}
+},
+findRecognizerByEvent: function (evName) {
+for (var i = 0, r; i < this.recognizers.length; i++) {
+r = this.recognizers[i];
+for (var j = 0, n; j < r.emits.length; j++) {
+n = r.emits[j];
+if (n === evName) {
+return r;
+}
+}
+}
+return null;
+},
+setTouchAction: function (node, value) {
+if (HAS_NATIVE_TA) {
+node.style.touchAction = value;
+}
+node[TOUCH_ACTION] = value;
+},
+fire: function (target, type, detail) {
+var ev = Polymer.Base.fire(type, detail, {
+node: target,
+bubbles: true,
+cancelable: true
+});
+if (ev.defaultPrevented) {
+var se = detail.sourceEvent;
+if (se && se.preventDefault) {
+se.preventDefault();
+}
+}
+},
+prevent: function (evName) {
+var recognizer = this.findRecognizerByEvent(evName);
+if (recognizer.info) {
+recognizer.info.prevent = true;
+}
+}
+};
+Gestures.register({
+name: 'downup',
+deps: [
+'mousedown',
+'touchstart',
+'touchend'
+],
+emits: [
+'down',
+'up'
+],
+mousedown: function (e) {
+var t = e.currentTarget;
+var self = this;
+var upfn = function upfn(e) {
+self.fire('up', t, e);
+document.removeEventListener('mouseup', upfn);
+};
+document.addEventListener('mouseup', upfn);
+this.fire('down', t, e);
+},
+touchstart: function (e) {
+this.fire('down', e.currentTarget, e.changedTouches[0]);
+},
+touchend: function (e) {
+this.fire('up', e.currentTarget, e.changedTouches[0]);
+},
+fire: function (type, target, event) {
+var self = this;
+Gestures.fire(target, type, {
+x: event.clientX,
+y: event.clientY,
+sourceEvent: event,
+prevent: Gestures.prevent.bind(Gestures)
+});
+}
+});
+Gestures.register({
+name: 'track',
+touchAction: 'none',
+deps: [
+'mousedown',
+'touchstart',
+'touchmove',
+'touchend'
+],
+emits: ['track'],
+info: {
+x: 0,
+y: 0,
+state: 'start',
+started: false,
+moves: [],
+addMove: function (move) {
+if (this.moves.length > TRACK_LENGTH) {
+this.moves.shift();
+}
+this.moves.push(move);
+},
+prevent: false
+},
+clearInfo: function () {
+this.info.state = 'start';
+this.info.started = false;
+this.info.moves = [];
+this.info.x = 0;
+this.info.y = 0;
+this.info.prevent = false;
+},
+hasMovedEnough: function (x, y) {
+if (this.info.prevent) {
+return false;
+}
+if (this.info.started) {
+return true;
+}
+var dx = Math.abs(this.info.x - x);
+var dy = Math.abs(this.info.y - y);
+return dx >= TRACK_DISTANCE || dy >= TRACK_DISTANCE;
+},
+mousedown: function (e) {
+var t = e.currentTarget;
+var self = this;
+var movefn = function movefn(e) {
+var x = e.clientX, y = e.clientY;
+if (self.hasMovedEnough(x, y)) {
+self.info.state = self.info.started ? e.type === 'mouseup' ? 'end' : 'track' : 'start';
+self.info.addMove({
+x: x,
+y: y
+});
+self.fire(t, e);
+self.info.started = true;
+}
+};
+var upfn = function upfn(e) {
+if (self.info.started) {
+Gestures.prevent('tap');
+movefn(e);
+}
+self.clearInfo();
+document.removeEventListener('mousemove', movefn);
+document.removeEventListener('mouseup', upfn);
+};
+document.addEventListener('mousemove', movefn);
+document.addEventListener('mouseup', upfn);
+this.info.x = e.clientX;
+this.info.y = e.clientY;
+},
+touchstart: function (e) {
+var ct = e.changedTouches[0];
+this.info.x = ct.clientX;
+this.info.y = ct.clientY;
+},
+touchmove: function (e) {
+var t = e.currentTarget;
+var ct = e.changedTouches[0];
+var x = ct.clientX, y = ct.clientY;
+if (this.hasMovedEnough(x, y)) {
+this.info.addMove({
+x: x,
+y: y
+});
+this.fire(t, ct);
+this.info.state = 'track';
+this.info.started = true;
+}
+},
+touchend: function (e) {
+var t = e.currentTarget;
+var ct = e.changedTouches[0];
+if (this.info.started) {
+Gestures.prevent('tap');
+this.info.state = 'end';
+this.info.addMove({
+x: ct.clientX,
+y: ct.clientY
+});
+this.fire(t, ct);
+}
+this.clearInfo();
+},
+fire: function (target, touch) {
+var secondlast = this.info.moves[this.info.moves.length - 2];
+var lastmove = this.info.moves[this.info.moves.length - 1];
+var dx = lastmove.x - this.info.x;
+var dy = lastmove.y - this.info.y;
+var ddx, ddy = 0;
+if (secondlast) {
+ddx = lastmove.x - secondlast.x;
+ddy = lastmove.y - secondlast.y;
+}
+return Gestures.fire(target, 'track', {
+state: this.info.state,
+x: touch.clientX,
+y: touch.clientY,
+dx: dx,
+dy: dy,
+ddx: ddx,
+ddy: ddy,
+sourceEvent: touch,
+hover: function () {
+return Gestures.deepTargetFind(touch.clientX, touch.clientY);
+}
+});
+}
+});
+Gestures.register({
+name: 'tap',
+deps: [
+'mousedown',
+'click',
+'touchstart',
+'touchend'
+],
+emits: ['tap'],
+info: {
+x: NaN,
+y: NaN,
+prevent: false
+},
+reset: function () {
+this.info.x = NaN;
+this.info.y = NaN;
+this.info.prevent = false;
+},
+save: function (e) {
+this.info.x = e.clientX;
+this.info.y = e.clientY;
+},
+mousedown: function (e) {
+this.save(e);
+},
+click: function (e) {
+this.forward(e);
+},
+touchstart: function (e) {
+this.save(e.changedTouches[0]);
+},
+touchend: function (e) {
+this.forward(e.changedTouches[0]);
+},
+forward: function (e) {
+var dx = Math.abs(e.clientX - this.info.x);
+var dy = Math.abs(e.clientY - this.info.y);
+if (isNaN(dx) || isNaN(dy) || dx <= TAP_DISTANCE && dy <= TAP_DISTANCE) {
+if (!this.info.prevent) {
+Gestures.fire(e.target, 'tap', {
+x: e.clientX,
+y: e.clientY,
+sourceEvent: e
+});
+}
+}
+this.reset();
+}
+});
+var DIRECTION_MAP = {
+x: 'pan-x',
+y: 'pan-y',
+none: 'none',
+all: 'auto'
+};
+Polymer.Base._addFeature({
+_listen: function (node, eventName, handler) {
+if (Gestures.gestures[eventName]) {
+Gestures.add(node, eventName, handler);
+} else {
+node.addEventListener(eventName, handler);
+}
+},
+_unlisten: function (node, eventName, handler) {
+if (Gestures.gestures[eventName]) {
+Gestures.remove(node, eventName, handler);
+} else {
+node.removeEventListener(eventName, handler);
+}
+},
+setScrollDirection: function (direction, node) {
+node = node || this;
+Gestures.setTouchAction(node, DIRECTION_MAP[direction] || 'auto');
+}
+});
+Polymer.Gestures = Gestures;
+}());
+Polymer.Async = function () {
+var currVal = 0;
+var lastVal = 0;
+var callbacks = [];
+var twiddle = document.createTextNode('');
+function runAsync(callback, waitTime) {
+if (waitTime > 0) {
+return ~setTimeout(callback, waitTime);
+} else {
+twiddle.textContent = currVal++;
+callbacks.push(callback);
+return currVal - 1;
+}
+}
+function cancelAsync(handle) {
+if (handle < 0) {
+clearTimeout(~handle);
+} else {
+var idx = handle - lastVal;
+if (idx >= 0) {
+if (!callbacks[idx]) {
+throw 'invalid async handle: ' + handle;
+}
+callbacks[idx] = null;
+}
+}
+}
+function atEndOfMicrotask() {
+var len = callbacks.length;
+for (var i = 0; i < len; i++) {
+var cb = callbacks[i];
+if (cb) {
+cb();
+}
+}
+callbacks.splice(0, len);
+lastVal += len;
+}
+new (window.MutationObserver || JsMutationObserver)(atEndOfMicrotask).observe(twiddle, { characterData: true });
+return {
+run: runAsync,
+cancel: cancelAsync
+};
+}();
+Polymer.Debounce = function () {
+var Async = Polymer.Async;
+var Debouncer = function (context) {
+this.context = context;
+this.boundComplete = this.complete.bind(this);
+};
+Debouncer.prototype = {
+go: function (callback, wait) {
+var h;
+this.finish = function () {
+Async.cancel(h);
+};
+h = Async.run(this.boundComplete, wait);
+this.callback = callback;
+},
+stop: function () {
+if (this.finish) {
+this.finish();
+this.finish = null;
+}
+},
+complete: function () {
+if (this.finish) {
+this.stop();
+this.callback.call(this.context);
+}
+}
+};
+function debounce(debouncer, callback, wait) {
+if (debouncer) {
+debouncer.stop();
+} else {
+debouncer = new Debouncer(this);
+}
+debouncer.go(callback, wait);
+return debouncer;
+}
+return debounce;
+}();
+Polymer.Base._addFeature({
+$$: function (slctr) {
+return Polymer.dom(this.root).querySelector(slctr);
+},
+toggleClass: function (name, bool, node) {
+node = node || this;
+if (arguments.length == 1) {
+bool = !node.classList.contains(name);
+}
+if (bool) {
+Polymer.dom(node).classList.add(name);
+} else {
+Polymer.dom(node).classList.remove(name);
+}
+},
+toggleAttribute: function (name, bool, node) {
+node = node || this;
+if (arguments.length == 1) {
+bool = !node.hasAttribute(name);
+}
+if (bool) {
+Polymer.dom(node).setAttribute(name, '');
+} else {
+Polymer.dom(node).removeAttribute(name);
+}
+},
+classFollows: function (name, toElement, fromElement) {
+if (fromElement) {
+Polymer.dom(fromElement).classList.remove(name);
+}
+if (toElement) {
+Polymer.dom(toElement).classList.add(name);
+}
+},
+attributeFollows: function (name, toElement, fromElement) {
+if (fromElement) {
+Polymer.dom(fromElement).removeAttribute(name);
+}
+if (toElement) {
+Polymer.dom(toElement).setAttribute(name, '');
+}
+},
+getContentChildNodes: function (slctr) {
+return Polymer.dom(Polymer.dom(this.root).querySelector(slctr || 'content')).getDistributedNodes();
+},
+getContentChildren: function (slctr) {
+return this.getContentChildNodes(slctr).filter(function (n) {
+return n.nodeType === Node.ELEMENT_NODE;
+});
+},
+fire: function (type, detail, options) {
+options = options || Polymer.nob;
+var node = options.node || this;
+var detail = detail === null || detail === undefined ? Polymer.nob : detail;
+var bubbles = options.bubbles === undefined ? true : options.bubbles;
+var cancelable = Boolean(options.cancelable);
+var event = new CustomEvent(type, {
+bubbles: Boolean(bubbles),
+cancelable: cancelable,
+detail: detail
+});
+node.dispatchEvent(event);
+return event;
+},
+async: function (callback, waitTime) {
+return Polymer.Async.run(callback.bind(this), waitTime);
+},
+cancelAsync: function (handle) {
+Polymer.Async.cancel(handle);
+},
+arrayDelete: function (path, item) {
+var index;
+if (Array.isArray(path)) {
+index = path.indexOf(item);
+if (index >= 0) {
+return path.splice(index, 1);
+}
+} else {
+var arr = this.get(path);
+index = arr.indexOf(item);
+if (index >= 0) {
+return this.splice(path, index, 1);
+}
+}
+},
+transform: function (transform, node) {
+node = node || this;
+node.style.webkitTransform = transform;
+node.style.transform = transform;
+},
+translate3d: function (x, y, z, node) {
+node = node || this;
+this.transform('translate3d(' + x + ',' + y + ',' + z + ')', node);
+},
+importHref: function (href, onload, onerror) {
+var l = document.createElement('link');
+l.rel = 'import';
+l.href = href;
+if (onload) {
+l.onload = onload.bind(this);
+}
+if (onerror) {
+l.onerror = onerror.bind(this);
+}
+document.head.appendChild(l);
+return l;
+},
+create: function (tag, props) {
+var elt = document.createElement(tag);
+if (props) {
+for (var n in props) {
+elt[n] = props[n];
+}
+}
+return elt;
+},
+mixin: function (target, source) {
+for (var i in source) {
+target[i] = source[i];
+}
+}
+});
+Polymer.Bind = {
+prepareModel: function (model) {
+model._propertyEffects = {};
+model._bindListeners = [];
+var api = this._modelApi;
+for (var n in api) {
+model[n] = api[n];
+}
+},
+_modelApi: {
+_notifyChange: function (property) {
+var eventName = Polymer.CaseMap.camelToDashCase(property) + '-changed';
+this.fire(eventName, { value: this[property] }, { bubbles: false });
+},
+_propertySet: function (property, value, effects) {
+var old = this.__data__[property];
+if (old !== value && (old === old || value === value)) {
+this.__data__[property] = value;
+if (typeof value == 'object') {
+this._clearPath(property);
+}
+if (this._propertyChanged) {
+this._propertyChanged(property, value, old);
+}
+if (effects) {
+this._effectEffects(property, value, effects, old);
+}
+}
+return old;
+},
+_effectEffects: function (property, value, effects, old) {
+effects.forEach(function (fx) {
+var fn = Polymer.Bind['_' + fx.kind + 'Effect'];
+if (fn) {
+fn.call(this, property, value, fx.effect, old);
+}
+}, this);
+},
+_clearPath: function (path) {
+for (var prop in this.__data__) {
+if (prop.indexOf(path + '.') === 0) {
+this.__data__[prop] = undefined;
+}
+}
+}
+},
+ensurePropertyEffects: function (model, property) {
+var fx = model._propertyEffects[property];
+if (!fx) {
+fx = model._propertyEffects[property] = [];
+}
+return fx;
+},
+addPropertyEffect: function (model, property, kind, effect) {
+var fx = this.ensurePropertyEffects(model, property);
+fx.push({
+kind: kind,
+effect: effect
+});
+},
+createBindings: function (model) {
+var fx$ = model._propertyEffects;
+if (fx$) {
+for (var n in fx$) {
+var fx = fx$[n];
+fx.sort(this._sortPropertyEffects);
+this._createAccessors(model, n, fx);
+}
+}
+},
+_sortPropertyEffects: function () {
+var EFFECT_ORDER = {
+'compute': 0,
+'annotation': 1,
+'computedAnnotation': 2,
+'reflect': 3,
+'notify': 4,
+'observer': 5,
+'complexObserver': 6,
+'function': 7
+};
+return function (a, b) {
+return EFFECT_ORDER[a.kind] - EFFECT_ORDER[b.kind];
+};
+}(),
+_createAccessors: function (model, property, effects) {
+var defun = {
+get: function () {
+return this.__data__[property];
+}
+};
+var setter = function (value) {
+this._propertySet(property, value, effects);
+};
+if (model.getPropertyInfo && model.getPropertyInfo(property).readOnly) {
+model['_set' + this.upper(property)] = setter;
+} else {
+defun.set = setter;
+}
+Object.defineProperty(model, property, defun);
+},
+upper: function (name) {
+return name[0].toUpperCase() + name.substring(1);
+},
+_addAnnotatedListener: function (model, index, property, path, event) {
+var fn = this._notedListenerFactory(property, path, this._isStructured(path), this._isEventBogus);
+var eventName = event || Polymer.CaseMap.camelToDashCase(property) + '-changed';
+model._bindListeners.push({
+index: index,
+property: property,
+path: path,
+changedFn: fn,
+event: eventName
+});
+},
+_isStructured: function (path) {
+return path.indexOf('.') > 0;
+},
+_isEventBogus: function (e, target) {
+return e.path && e.path[0] !== target;
+},
+_notedListenerFactory: function (property, path, isStructured, bogusTest) {
+return function (e, target) {
+if (!bogusTest(e, target)) {
+if (e.detail && e.detail.path) {
+this.notifyPath(this._fixPath(path, property, e.detail.path), e.detail.value);
+} else {
+var value = target[property];
+if (!isStructured) {
+this[path] = target[property];
+} else {
+if (this.__data__[path] != value) {
+this.set(path, value);
+}
+}
+}
+}
+};
+},
+prepareInstance: function (inst) {
+inst.__data__ = Object.create(null);
+},
+setupBindListeners: function (inst) {
+inst._bindListeners.forEach(function (info) {
+var node = inst._nodes[info.index];
+node.addEventListener(info.event, inst._notifyListener.bind(inst, info.changedFn));
+});
+}
+};
+Polymer.Base.extend(Polymer.Bind, {
+_shouldAddListener: function (effect) {
+return effect.name && effect.mode === '{' && !effect.negate && effect.kind != 'attribute';
+},
+_annotationEffect: function (source, value, effect) {
+if (source != effect.value) {
+value = this.get(effect.value);
+this.__data__[effect.value] = value;
+}
+var calc = effect.negate ? !value : value;
+if (!effect.customEvent || this._nodes[effect.index][effect.name] !== calc) {
+return this._applyEffectValue(calc, effect);
+}
+},
+_reflectEffect: function (source) {
+this.reflectPropertyToAttribute(source);
+},
+_notifyEffect: function (source) {
+this._notifyChange(source);
+},
+_functionEffect: function (source, value, fn, old) {
+fn.call(this, source, value, old);
+},
+_observerEffect: function (source, value, effect, old) {
+var fn = this[effect.method];
+if (fn) {
+fn.call(this, value, old);
+} else {
+this._warn(this._logf('_observerEffect', 'observer method `' + effect.method + '` not defined'));
+}
+},
+_complexObserverEffect: function (source, value, effect) {
+var fn = this[effect.method];
+if (fn) {
+var args = Polymer.Bind._marshalArgs(this.__data__, effect, source, value);
+if (args) {
+fn.apply(this, args);
+}
+} else {
+this._warn(this._logf('_complexObserverEffect', 'observer method `' + effect.method + '` not defined'));
+}
+},
+_computeEffect: function (source, value, effect) {
+var args = Polymer.Bind._marshalArgs(this.__data__, effect, source, value);
+if (args) {
+var fn = this[effect.method];
+if (fn) {
+this[effect.property] = fn.apply(this, args);
+} else {
+this._warn(this._logf('_computeEffect', 'compute method `' + effect.method + '` not defined'));
+}
+}
+},
+_annotatedComputationEffect: function (source, value, effect) {
+var computedHost = this._rootDataHost || this;
+var fn = computedHost[effect.method];
+if (fn) {
+var args = Polymer.Bind._marshalArgs(this.__data__, effect, source, value);
+if (args) {
+var computedvalue = fn.apply(computedHost, args);
+if (effect.negate) {
+computedvalue = !computedvalue;
+}
+this._applyEffectValue(computedvalue, effect);
+}
+} else {
+computedHost._warn(computedHost._logf('_annotatedComputationEffect', 'compute method `' + effect.method + '` not defined'));
+}
+},
+_marshalArgs: function (model, effect, path, value) {
+var values = [];
+var args = effect.args;
+for (var i = 0, l = args.length; i < l; i++) {
+var arg = args[i];
+var name = arg.name;
+var v;
+if (arg.literal) {
+v = arg.value;
+} else if (arg.structured) {
+v = Polymer.Base.get(name, model);
+} else {
+v = model[name];
+}
+if (args.length > 1 && v === undefined) {
+return;
+}
+if (arg.wildcard) {
+var baseChanged = name.indexOf(path + '.') === 0;
+var matches = effect.trigger.name.indexOf(name) === 0 && !baseChanged;
+values[i] = {
+path: matches ? path : name,
+value: matches ? value : v,
+base: v
+};
+} else {
+values[i] = v;
+}
+}
+return values;
+}
+});
+Polymer.Base._addFeature({
+_addPropertyEffect: function (property, kind, effect) {
+Polymer.Bind.addPropertyEffect(this, property, kind, effect);
+},
+_prepEffects: function () {
+Polymer.Bind.prepareModel(this);
+this._addAnnotationEffects(this._notes);
+},
+_prepBindings: function () {
+Polymer.Bind.createBindings(this);
+},
+_addPropertyEffects: function (properties) {
+if (properties) {
+for (var p in properties) {
+var prop = properties[p];
+if (prop.observer) {
+this._addObserverEffect(p, prop.observer);
+}
+if (prop.computed) {
+this._addComputedEffect(p, prop.computed);
+}
+if (prop.notify) {
+this._addPropertyEffect(p, 'notify');
+}
+if (prop.reflectToAttribute) {
+this._addPropertyEffect(p, 'reflect');
+}
+if (prop.readOnly) {
+Polymer.Bind.ensurePropertyEffects(this, p);
+}
+}
+}
+},
+_addComputedEffect: function (name, expression) {
+var sig = this._parseMethod(expression);
+sig.args.forEach(function (arg) {
+this._addPropertyEffect(arg.model, 'compute', {
+method: sig.method,
+args: sig.args,
+trigger: arg,
+property: name
+});
+}, this);
+},
+_addObserverEffect: function (property, observer) {
+this._addPropertyEffect(property, 'observer', {
+method: observer,
+property: property
+});
+},
+_addComplexObserverEffects: function (observers) {
+if (observers) {
+observers.forEach(function (observer) {
+this._addComplexObserverEffect(observer);
+}, this);
+}
+},
+_addComplexObserverEffect: function (observer) {
+var sig = this._parseMethod(observer);
+sig.args.forEach(function (arg) {
+this._addPropertyEffect(arg.model, 'complexObserver', {
+method: sig.method,
+args: sig.args,
+trigger: arg
+});
+}, this);
+},
+_addAnnotationEffects: function (notes) {
+this._nodes = [];
+notes.forEach(function (note) {
+var index = this._nodes.push(note) - 1;
+note.bindings.forEach(function (binding) {
+this._addAnnotationEffect(binding, index);
+}, this);
+}, this);
+},
+_addAnnotationEffect: function (note, index) {
+if (Polymer.Bind._shouldAddListener(note)) {
+Polymer.Bind._addAnnotatedListener(this, index, note.name, note.value, note.event);
+}
+if (note.signature) {
+this._addAnnotatedComputationEffect(note, index);
+} else {
+note.index = index;
+this._addPropertyEffect(note.model, 'annotation', note);
+}
+},
+_addAnnotatedComputationEffect: function (note, index) {
+var sig = note.signature;
+if (sig.static) {
+this.__addAnnotatedComputationEffect('__static__', index, note, sig, null);
+} else {
+sig.args.forEach(function (arg) {
+if (!arg.literal) {
+this.__addAnnotatedComputationEffect(arg.model, index, note, sig, arg);
+}
+}, this);
+}
+},
+__addAnnotatedComputationEffect: function (property, index, note, sig, trigger) {
+this._addPropertyEffect(property, 'annotatedComputation', {
+index: index,
+kind: note.kind,
+property: note.name,
+negate: note.negate,
+method: sig.method,
+args: sig.args,
+trigger: trigger
+});
+},
+_parseMethod: function (expression) {
+var m = expression.match(/(\w*)\((.*)\)/);
+if (m) {
+var sig = {
+method: m[1],
+static: true
+};
+if (m[2].trim()) {
+var args = m[2].replace(/\\,/g, '&comma;').split(',');
+return this._parseArgs(args, sig);
+} else {
+sig.args = Polymer.nar;
+return sig;
+}
+}
+},
+_parseArgs: function (argList, sig) {
+sig.args = argList.map(function (rawArg) {
+var arg = this._parseArg(rawArg);
+if (!arg.literal) {
+sig.static = false;
+}
+return arg;
+}, this);
+return sig;
+},
+_parseArg: function (rawArg) {
+var arg = rawArg.trim().replace(/&comma;/g, ',').replace(/\\(.)/g, '$1');
+var a = {
+name: arg,
+model: this._modelForPath(arg)
+};
+var fc = arg[0];
+if (fc >= '0' && fc <= '9') {
+fc = '#';
+}
+switch (fc) {
+case '\'':
+case '"':
+a.value = arg.slice(1, -1);
+a.literal = true;
+break;
+case '#':
+a.value = Number(arg);
+a.literal = true;
+break;
+}
+if (!a.literal) {
+a.structured = arg.indexOf('.') > 0;
+if (a.structured) {
+a.wildcard = arg.slice(-2) == '.*';
+if (a.wildcard) {
+a.name = arg.slice(0, -2);
+}
+}
+}
+return a;
+},
+_marshalInstanceEffects: function () {
+Polymer.Bind.prepareInstance(this);
+Polymer.Bind.setupBindListeners(this);
+},
+_applyEffectValue: function (value, info) {
+var node = this._nodes[info.index];
+var property = info.property || info.name || 'textContent';
+if (info.kind == 'attribute') {
+this.serializeValueToAttribute(value, property, node);
+} else {
+if (property === 'className') {
+value = this._scopeElementClass(node, value);
+}
+if (property === 'textContent' || node.localName == 'input' && property == 'value') {
+value = value == undefined ? '' : value;
+}
+return node[property] = value;
+}
+},
+_executeStaticEffects: function () {
+if (this._propertyEffects.__static__) {
+this._effectEffects('__static__', null, this._propertyEffects.__static__);
+}
+}
+});
+Polymer.Base._addFeature({
+_setupConfigure: function (initialConfig) {
+this._config = initialConfig || {};
+this._handlers = [];
+},
+_marshalAttributes: function () {
+this._takeAttributesToModel(this._config);
+},
+_configValue: function (name, value) {
+this._config[name] = value;
+},
+_beforeClientsReady: function () {
+this._configure();
+},
+_configure: function () {
+this._configureAnnotationReferences();
+var config = {};
+this.behaviors.forEach(function (b) {
+this._configureProperties(b.properties, config);
+}, this);
+this._configureProperties(this.properties, config);
+this._mixinConfigure(config, this._config);
+this._config = config;
+this._distributeConfig(this._config);
+},
+_configureProperties: function (properties, config) {
+for (var i in properties) {
+var c = properties[i];
+if (c.value !== undefined) {
+var value = c.value;
+if (typeof value == 'function') {
+value = value.call(this, this._config);
+}
+config[i] = value;
+}
+}
+},
+_mixinConfigure: function (a, b) {
+for (var prop in b) {
+if (!this.getPropertyInfo(prop).readOnly) {
+a[prop] = b[prop];
+}
+}
+},
+_distributeConfig: function (config) {
+var fx$ = this._propertyEffects;
+if (fx$) {
+for (var p in config) {
+var fx = fx$[p];
+if (fx) {
+for (var i = 0, l = fx.length, x; i < l && (x = fx[i]); i++) {
+if (x.kind === 'annotation') {
+var node = this._nodes[x.effect.index];
+if (node._configValue) {
+var value = p === x.effect.value ? config[p] : this.get(x.effect.value, config);
+node._configValue(x.effect.name, value);
+}
+}
+}
+}
+}
+}
+},
+_afterClientsReady: function () {
+this._executeStaticEffects();
+this._applyConfig(this._config);
+this._flushHandlers();
+},
+_applyConfig: function (config) {
+for (var n in config) {
+if (this[n] === undefined) {
+var effects = this._propertyEffects[n];
+if (effects) {
+this._propertySet(n, config[n], effects);
+} else {
+this[n] = config[n];
+}
+}
+}
+},
+_notifyListener: function (fn, e) {
+if (!this._clientsReadied) {
+this._queueHandler([
+fn,
+e,
+e.target
+]);
+} else {
+return fn.call(this, e, e.target);
+}
+},
+_queueHandler: function (args) {
+this._handlers.push(args);
+},
+_flushHandlers: function () {
+var h$ = this._handlers;
+for (var i = 0, l = h$.length, h; i < l && (h = h$[i]); i++) {
+h[0].call(this, h[1], h[2]);
+}
+}
+});
+(function () {
+'use strict';
+Polymer.Base._addFeature({
+notifyPath: function (path, value, fromAbove) {
+var old = this._propertySet(path, value);
+if (old !== value && (old === old || value === value)) {
+this._pathEffector(path, value);
+if (!fromAbove) {
+this._notifyPath(path, value);
+}
+}
+},
+_getPathParts: function (path) {
+if (Array.isArray(path)) {
+var parts = [];
+for (var i = 0; i < path.length; i++) {
+var args = path[i].toString().split('.');
+for (var j = 0; j < args.length; j++) {
+parts.push(args[j]);
+}
+}
+return parts;
+} else {
+return path.toString().split('.');
+}
+},
+set: function (path, value, root) {
+var prop = root || this;
+var parts = this._getPathParts(path);
+var array;
+var last = parts[parts.length - 1];
+if (parts.length > 1) {
+for (var i = 0; i < parts.length - 1; i++) {
+prop = prop[parts[i]];
+if (array) {
+parts[i] = Polymer.Collection.get(array).getKey(prop);
+}
+if (!prop) {
+return;
+}
+array = Array.isArray(prop) ? prop : null;
+}
+prop[last] = value;
+if (!root) {
+this.notifyPath(parts.join('.'), value);
+}
+} else {
+prop[path] = value;
+}
+},
+get: function (path, root) {
+var prop = root || this;
+var parts = this._getPathParts(path);
+var last = parts.pop();
+while (parts.length) {
+prop = prop[parts.shift()];
+if (!prop) {
+return;
+}
+}
+return prop[last];
+},
+_pathEffector: function (path, value) {
+var model = this._modelForPath(path);
+var fx$ = this._propertyEffects[model];
+if (fx$) {
+fx$.forEach(function (fx) {
+var fxFn = this['_' + fx.kind + 'PathEffect'];
+if (fxFn) {
+fxFn.call(this, path, value, fx.effect);
+}
+}, this);
+}
+if (this._boundPaths) {
+this._notifyBoundPaths(path, value);
+}
+},
+_annotationPathEffect: function (path, value, effect) {
+if (effect.value === path || effect.value.indexOf(path + '.') === 0) {
+Polymer.Bind._annotationEffect.call(this, path, value, effect);
+} else if (path.indexOf(effect.value + '.') === 0 && !effect.negate) {
+var node = this._nodes[effect.index];
+if (node && node.notifyPath) {
+var p = this._fixPath(effect.name, effect.value, path);
+node.notifyPath(p, value, true);
+}
+}
+},
+_complexObserverPathEffect: function (path, value, effect) {
+if (this._pathMatchesEffect(path, effect)) {
+Polymer.Bind._complexObserverEffect.call(this, path, value, effect);
+}
+},
+_computePathEffect: function (path, value, effect) {
+if (this._pathMatchesEffect(path, effect)) {
+Polymer.Bind._computeEffect.call(this, path, value, effect);
+}
+},
+_annotatedComputationPathEffect: function (path, value, effect) {
+if (this._pathMatchesEffect(path, effect)) {
+Polymer.Bind._annotatedComputationEffect.call(this, path, value, effect);
+}
+},
+_pathMatchesEffect: function (path, effect) {
+var effectArg = effect.trigger.name;
+return effectArg == path || effectArg.indexOf(path + '.') === 0 || effect.trigger.wildcard && path.indexOf(effectArg) === 0;
+},
+linkPaths: function (to, from) {
+this._boundPaths = this._boundPaths || {};
+if (from) {
+this._boundPaths[to] = from;
+} else {
+this.unbindPath(to);
+}
+},
+unlinkPaths: function (path) {
+if (this._boundPaths) {
+delete this._boundPaths[path];
+}
+},
+_notifyBoundPaths: function (path, value) {
+var from, to;
+for (var a in this._boundPaths) {
+var b = this._boundPaths[a];
+if (path.indexOf(a + '.') == 0) {
+from = a;
+to = b;
+break;
+}
+if (path.indexOf(b + '.') == 0) {
+from = b;
+to = a;
+break;
+}
+}
+if (from && to) {
+var p = this._fixPath(to, from, path);
+this.notifyPath(p, value);
+}
+},
+_fixPath: function (property, root, path) {
+return property + path.slice(root.length);
+},
+_notifyPath: function (path, value) {
+var rootName = this._modelForPath(path);
+var dashCaseName = Polymer.CaseMap.camelToDashCase(rootName);
+var eventName = dashCaseName + this._EVENT_CHANGED;
+this.fire(eventName, {
+path: path,
+value: value
+}, { bubbles: false });
+},
+_modelForPath: function (path) {
+var dot = path.indexOf('.');
+return dot < 0 ? path : path.slice(0, dot);
+},
+_EVENT_CHANGED: '-changed',
+_notifySplice: function (array, path, index, added, removed) {
+var splices = [{
+index: index,
+addedCount: added,
+removed: removed,
+object: array,
+type: 'splice'
+}];
+var change = {
+keySplices: Polymer.Collection.applySplices(array, splices),
+indexSplices: splices
+};
+this.set(path + '.splices', change);
+if (added != removed.length) {
+this.notifyPath(path + '.length', array.length);
+}
+change.keySplices = null;
+change.indexSplices = null;
+},
+push: function (path) {
+var array = this.get(path);
+var args = Array.prototype.slice.call(arguments, 1);
+var len = array.length;
+var ret = array.push.apply(array, args);
+this._notifySplice(array, path, len, args.length, []);
+return ret;
+},
+pop: function (path) {
+var array = this.get(path);
+var args = Array.prototype.slice.call(arguments, 1);
+var rem = array.slice(-1);
+var ret = array.pop.apply(array, args);
+this._notifySplice(array, path, array.length, 0, rem);
+return ret;
+},
+splice: function (path, start, deleteCount) {
+var array = this.get(path);
+var args = Array.prototype.slice.call(arguments, 1);
+var rem = array.slice(start, start + deleteCount);
+var ret = array.splice.apply(array, args);
+this._notifySplice(array, path, start, args.length - 2, rem);
+return ret;
+},
+shift: function (path) {
+var array = this.get(path);
+var args = Array.prototype.slice.call(arguments, 1);
+var ret = array.shift.apply(array, args);
+this._notifySplice(array, path, 0, 0, [ret]);
+return ret;
+},
+unshift: function (path) {
+var array = this.get(path);
+var args = Array.prototype.slice.call(arguments, 1);
+var ret = array.unshift.apply(array, args);
+this._notifySplice(array, path, 0, args.length, []);
+return ret;
+}
+});
+}());
+Polymer.Base._addFeature({
+resolveUrl: function (url) {
+var module = Polymer.DomModule.import(this.is);
+var root = '';
+if (module) {
+var assetPath = module.getAttribute('assetpath') || '';
+root = Polymer.ResolveUrl.resolveUrl(assetPath, module.ownerDocument.baseURI);
+}
+return Polymer.ResolveUrl.resolveUrl(url, root);
+}
+});
+Polymer.CssParse = function () {
+var api = {
+parse: function (text) {
+text = this._clean(text);
+return this._parseCss(this._lex(text), text);
+},
+_clean: function (cssText) {
+return cssText.replace(rx.comments, '').replace(rx.port, '');
+},
+_lex: function (text) {
+var root = {
+start: 0,
+end: text.length
+};
+var n = root;
+for (var i = 0, s = 0, l = text.length; i < l; i++) {
+switch (text[i]) {
+case this.OPEN_BRACE:
+if (!n.rules) {
+n.rules = [];
+}
+var p = n;
+var previous = p.rules[p.rules.length - 1];
+n = {
+start: i + 1,
+parent: p,
+previous: previous
+};
+p.rules.push(n);
+break;
+case this.CLOSE_BRACE:
+n.end = i + 1;
+n = n.parent || root;
+break;
+}
+}
+return root;
+},
+_parseCss: function (node, text) {
+var t = text.substring(node.start, node.end - 1);
+node.parsedCssText = node.cssText = t.trim();
+if (node.parent) {
+var ss = node.previous ? node.previous.end : node.parent.start;
+t = text.substring(ss, node.start - 1);
+t = t.substring(t.lastIndexOf(';') + 1);
+var s = node.parsedSelector = node.selector = t.trim();
+node.atRule = s.indexOf(AT_START) === 0;
+if (node.atRule) {
+if (s.indexOf(MEDIA_START) === 0) {
+node.type = this.types.MEDIA_RULE;
+} else if (s.match(rx.keyframesRule)) {
+node.type = this.types.KEYFRAMES_RULE;
+}
+} else {
+if (s.indexOf(VAR_START) === 0) {
+node.type = this.types.MIXIN_RULE;
+} else {
+node.type = this.types.STYLE_RULE;
+}
+}
+}
+var r$ = node.rules;
+if (r$) {
+for (var i = 0, l = r$.length, r; i < l && (r = r$[i]); i++) {
+this._parseCss(r, text);
+}
+}
+return node;
+},
+stringify: function (node, preserveProperties, text) {
+text = text || '';
+var cssText = '';
+if (node.cssText || node.rules) {
+var r$ = node.rules;
+if (r$ && (preserveProperties || !hasMixinRules(r$))) {
+for (var i = 0, l = r$.length, r; i < l && (r = r$[i]); i++) {
+cssText = this.stringify(r, preserveProperties, cssText);
+}
+} else {
+cssText = preserveProperties ? node.cssText : removeCustomProps(node.cssText);
+cssText = cssText.trim();
+if (cssText) {
+cssText = '  ' + cssText + '\n';
+}
+}
+}
+if (cssText) {
+if (node.selector) {
+text += node.selector + ' ' + this.OPEN_BRACE + '\n';
+}
+text += cssText;
+if (node.selector) {
+text += this.CLOSE_BRACE + '\n\n';
+}
+}
+return text;
+},
+types: {
+STYLE_RULE: 1,
+KEYFRAMES_RULE: 7,
+MEDIA_RULE: 4,
+MIXIN_RULE: 1000
+},
+OPEN_BRACE: '{',
+CLOSE_BRACE: '}'
+};
+function hasMixinRules(rules) {
+return rules[0].selector.indexOf(VAR_START) >= 0;
+}
+function removeCustomProps(cssText) {
+return cssText.replace(rx.customProp, '').replace(rx.mixinProp, '').replace(rx.mixinApply, '').replace(rx.varApply, '');
+}
+var VAR_START = '--';
+var MEDIA_START = '@media';
+var AT_START = '@';
+var rx = {
+comments: /\/\*[^*]*\*+([^/*][^*]*\*+)*\//gim,
+port: /@import[^;]*;/gim,
+customProp: /(?:^|[\s;])--[^;{]*?:[^{};]*?;/gim,
+mixinProp: /(?:^|[\s;])--[^;{]*?:[^{;]*?{[^}]*?};?/gim,
+mixinApply: /@apply[\s]*\([^)]*?\)[\s]*;/gim,
+varApply: /[^;:]*?:[^;]*var[^;]*;/gim,
+keyframesRule: /^@[^\s]*keyframes/
+};
+return api;
+}();
+Polymer.StyleUtil = function () {
+return {
+MODULE_STYLES_SELECTOR: 'style, link[rel=import][type~=css]',
+toCssText: function (rules, callback, preserveProperties) {
+if (typeof rules === 'string') {
+rules = this.parser.parse(rules);
+}
+if (callback) {
+this.forEachStyleRule(rules, callback);
+}
+return this.parser.stringify(rules, preserveProperties);
+},
+forRulesInStyles: function (styles, callback) {
+for (var i = 0, l = styles.length, s; i < l && (s = styles[i]); i++) {
+this.forEachStyleRule(this.rulesForStyle(s), callback);
+}
+},
+rulesForStyle: function (style) {
+if (!style.__cssRules && style.textContent) {
+style.__cssRules = this.parser.parse(style.textContent);
+}
+return style.__cssRules;
+},
+clearStyleRules: function (style) {
+style.__cssRules = null;
+},
+forEachStyleRule: function (node, callback) {
+var s = node.selector;
+var skipRules = false;
+if (node.type === this.ruleTypes.STYLE_RULE) {
+callback(node);
+} else if (node.type === this.ruleTypes.KEYFRAMES_RULE || node.type === this.ruleTypes.MIXIN_RULE) {
+skipRules = true;
+}
+var r$ = node.rules;
+if (r$ && !skipRules) {
+for (var i = 0, l = r$.length, r; i < l && (r = r$[i]); i++) {
+this.forEachStyleRule(r, callback);
+}
+}
+},
+applyCss: function (cssText, moniker, target, afterNode) {
+var style = document.createElement('style');
+if (moniker) {
+style.setAttribute('scope', moniker);
+}
+style.textContent = cssText;
+target = target || document.head;
+if (!afterNode) {
+var n$ = target.querySelectorAll('style[scope]');
+afterNode = n$[n$.length - 1];
+}
+target.insertBefore(style, afterNode && afterNode.nextSibling || target.firstChild);
+return style;
+},
+cssFromModule: function (moduleId) {
+var m = Polymer.DomModule.import(moduleId);
+if (m && !m._cssText) {
+var cssText = '';
+var e$ = Array.prototype.slice.call(m.querySelectorAll(this.MODULE_STYLES_SELECTOR));
+for (var i = 0, e; i < e$.length; i++) {
+e = e$[i];
+if (e.localName === 'style') {
+e = e.__appliedElement || e;
+e.parentNode.removeChild(e);
+} else {
+e = e.import && e.import.body;
+}
+if (e) {
+cssText += Polymer.ResolveUrl.resolveCss(e.textContent, e.ownerDocument);
+}
+}
+m._cssText = cssText;
+}
+return m && m._cssText || '';
+},
+parser: Polymer.CssParse,
+ruleTypes: Polymer.CssParse.types
+};
+}();
+Polymer.StyleTransformer = function () {
+var nativeShadow = Polymer.Settings.useNativeShadow;
+var styleUtil = Polymer.StyleUtil;
+var api = {
+dom: function (node, scope, useAttr, shouldRemoveScope) {
+this._transformDom(node, scope || '', useAttr, shouldRemoveScope);
+},
+_transformDom: function (node, selector, useAttr, shouldRemoveScope) {
+if (node.setAttribute) {
+this.element(node, selector, useAttr, shouldRemoveScope);
+}
+var c$ = Polymer.dom(node).childNodes;
+for (var i = 0; i < c$.length; i++) {
+this._transformDom(c$[i], selector, useAttr, shouldRemoveScope);
+}
+},
+element: function (element, scope, useAttr, shouldRemoveScope) {
+if (useAttr) {
+if (shouldRemoveScope) {
+element.removeAttribute(SCOPE_NAME);
+} else {
+element.setAttribute(SCOPE_NAME, scope);
+}
+} else {
+if (scope) {
+if (element.classList) {
+if (shouldRemoveScope) {
+element.classList.remove(SCOPE_NAME);
+element.classList.remove(scope);
+} else {
+element.classList.add(SCOPE_NAME);
+element.classList.add(scope);
+}
+} else if (element.getAttribute) {
+var c = element.getAttribute(CLASS);
+if (shouldRemoveScope) {
+if (c) {
+element.setAttribute(CLASS, c.replace(SCOPE_NAME, '').replace(scope, ''));
+}
+} else {
+element.setAttribute(CLASS, c + (c ? ' ' : '') + SCOPE_NAME + ' ' + scope);
+}
+}
+}
+}
+},
+elementStyles: function (element, callback) {
+var styles = element._styles;
+var cssText = '';
+for (var i = 0, l = styles.length, s, text; i < l && (s = styles[i]); i++) {
+var rules = styleUtil.rulesForStyle(s);
+cssText += nativeShadow ? styleUtil.toCssText(rules, callback) : this.css(rules, element.is, element.extends, callback, element._scopeCssViaAttr) + '\n\n';
+}
+return cssText.trim();
+},
+css: function (rules, scope, ext, callback, useAttr) {
+var hostScope = this._calcHostScope(scope, ext);
+scope = this._calcElementScope(scope, useAttr);
+var self = this;
+return styleUtil.toCssText(rules, function (rule) {
+if (!rule.isScoped) {
+self.rule(rule, scope, hostScope);
+rule.isScoped = true;
+}
+if (callback) {
+callback(rule, scope, hostScope);
+}
+});
+},
+_calcElementScope: function (scope, useAttr) {
+if (scope) {
+return useAttr ? CSS_ATTR_PREFIX + scope + CSS_ATTR_SUFFIX : CSS_CLASS_PREFIX + scope;
+} else {
+return '';
+}
+},
+_calcHostScope: function (scope, ext) {
+return ext ? '[is=' + scope + ']' : scope;
+},
+rule: function (rule, scope, hostScope) {
+this._transformRule(rule, this._transformComplexSelector, scope, hostScope);
+},
+_transformRule: function (rule, transformer, scope, hostScope) {
+var p$ = rule.selector.split(COMPLEX_SELECTOR_SEP);
+for (var i = 0, l = p$.length, p; i < l && (p = p$[i]); i++) {
+p$[i] = transformer.call(this, p, scope, hostScope);
+}
+rule.selector = p$.join(COMPLEX_SELECTOR_SEP);
+},
+_transformComplexSelector: function (selector, scope, hostScope) {
+var stop = false;
+var self = this;
+selector = selector.replace(SIMPLE_SELECTOR_SEP, function (m, c, s) {
+if (!stop) {
+var o = self._transformCompoundSelector(s, c, scope, hostScope);
+if (o.stop) {
+stop = true;
+}
+c = o.combinator;
+s = o.value;
+} else {
+s = s.replace(SCOPE_JUMP, ' ');
+}
+return c + s;
+});
+return selector;
+},
+_transformCompoundSelector: function (selector, combinator, scope, hostScope) {
+var jumpIndex = selector.search(SCOPE_JUMP);
+if (selector.indexOf(HOST) >= 0) {
+selector = selector.replace(HOST_PAREN, function (m, host, paren) {
+return hostScope + paren;
+});
+selector = selector.replace(HOST, hostScope);
+} else if (jumpIndex !== 0) {
+selector = scope ? this._transformSimpleSelector(selector, scope) : selector;
+}
+if (selector.indexOf(CONTENT) >= 0) {
+combinator = '';
+}
+var stop;
+if (jumpIndex >= 0) {
+selector = selector.replace(SCOPE_JUMP, ' ');
+stop = true;
+}
+return {
+value: selector,
+combinator: combinator,
+stop: stop
+};
+},
+_transformSimpleSelector: function (selector, scope) {
+var p$ = selector.split(PSEUDO_PREFIX);
+p$[0] += scope;
+return p$.join(PSEUDO_PREFIX);
+},
+documentRule: function (rule) {
+rule.selector = rule.parsedSelector;
+this.normalizeRootSelector(rule);
+if (!nativeShadow) {
+this._transformRule(rule, this._transformDocumentSelector);
+}
+},
+normalizeRootSelector: function (rule) {
+if (rule.selector === ROOT) {
+rule.selector = 'body';
+}
+},
+_transformDocumentSelector: function (selector) {
+return selector.match(SCOPE_JUMP) ? this._transformComplexSelector(selector, SCOPE_DOC_SELECTOR) : this._transformSimpleSelector(selector.trim(), SCOPE_DOC_SELECTOR);
+},
+SCOPE_NAME: 'style-scope'
+};
+var SCOPE_NAME = api.SCOPE_NAME;
+var SCOPE_DOC_SELECTOR = ':not([' + SCOPE_NAME + '])' + ':not(.' + SCOPE_NAME + ')';
+var COMPLEX_SELECTOR_SEP = ',';
+var SIMPLE_SELECTOR_SEP = /(^|[\s>+~]+)([^\s>+~]+)/g;
+var HOST = ':host';
+var ROOT = ':root';
+var HOST_PAREN = /(\:host)(?:\(((?:\([^)(]*\)|[^)(]*)+?)\))/g;
+var CONTENT = '::content';
+var SCOPE_JUMP = /\:\:content|\:\:shadow|\/deep\//;
+var CSS_CLASS_PREFIX = '.';
+var CSS_ATTR_PREFIX = '[' + SCOPE_NAME + '~=';
+var CSS_ATTR_SUFFIX = ']';
+var PSEUDO_PREFIX = ':';
+var CLASS = 'class';
+return api;
+}();
+Polymer.StyleExtends = function () {
+var styleUtil = Polymer.StyleUtil;
+return {
+hasExtends: function (cssText) {
+return Boolean(cssText.match(this.rx.EXTEND));
+},
+transform: function (style) {
+var rules = styleUtil.rulesForStyle(style);
+var self = this;
+styleUtil.forEachStyleRule(rules, function (rule) {
+var map = self._mapRule(rule);
+if (rule.parent) {
+var m;
+while (m = self.rx.EXTEND.exec(rule.cssText)) {
+var extend = m[1];
+var extendor = self._findExtendor(extend, rule);
+if (extendor) {
+self._extendRule(rule, extendor);
+}
+}
+}
+rule.cssText = rule.cssText.replace(self.rx.EXTEND, '');
+});
+return styleUtil.toCssText(rules, function (rule) {
+if (rule.selector.match(self.rx.STRIP)) {
+rule.cssText = '';
+}
+}, true);
+},
+_mapRule: function (rule) {
+if (rule.parent) {
+var map = rule.parent.map || (rule.parent.map = {});
+var parts = rule.selector.split(',');
+for (var i = 0, p; i < parts.length; i++) {
+p = parts[i];
+map[p.trim()] = rule;
+}
+return map;
+}
+},
+_findExtendor: function (extend, rule) {
+return rule.parent && rule.parent.map && rule.parent.map[extend] || this._findExtendor(extend, rule.parent);
+},
+_extendRule: function (target, source) {
+if (target.parent !== source.parent) {
+this._cloneAndAddRuleToParent(source, target.parent);
+}
+target.extends = target.extends || (target.extends = []);
+target.extends.push(source);
+source.selector = source.selector.replace(this.rx.STRIP, '');
+source.selector = (source.selector && source.selector + ',\n') + target.selector;
+if (source.extends) {
+source.extends.forEach(function (e) {
+this._extendRule(target, e);
+}, this);
+}
+},
+_cloneAndAddRuleToParent: function (rule, parent) {
+rule = Object.create(rule);
+rule.parent = parent;
+if (rule.extends) {
+rule.extends = rule.extends.slice();
+}
+parent.rules.push(rule);
+},
+rx: {
+EXTEND: /@extends\(([^)]*)\)\s*?;/gim,
+STRIP: /%[^,]*$/
+}
+};
+}();
+(function () {
+var prepElement = Polymer.Base._prepElement;
+var nativeShadow = Polymer.Settings.useNativeShadow;
+var styleUtil = Polymer.StyleUtil;
+var styleTransformer = Polymer.StyleTransformer;
+var styleExtends = Polymer.StyleExtends;
+Polymer.Base._addFeature({
+_prepElement: function (element) {
+if (this._encapsulateStyle) {
+styleTransformer.element(element, this.is, this._scopeCssViaAttr);
+}
+prepElement.call(this, element);
+},
+_prepStyles: function () {
+if (this._encapsulateStyle === undefined) {
+this._encapsulateStyle = !nativeShadow && Boolean(this._template);
+}
+this._styles = this._collectStyles();
+var cssText = styleTransformer.elementStyles(this);
+if (cssText && this._template) {
+var style = styleUtil.applyCss(cssText, this.is, nativeShadow ? this._template.content : null);
+if (!nativeShadow) {
+this._scopeStyle = style;
+}
+}
+},
+_collectStyles: function () {
+var styles = [];
+var cssText = '', m$ = this.styleModules;
+if (m$) {
+for (var i = 0, l = m$.length, m; i < l && (m = m$[i]); i++) {
+cssText += styleUtil.cssFromModule(m);
+}
+}
+cssText += styleUtil.cssFromModule(this.is);
+if (cssText) {
+var style = document.createElement('style');
+style.textContent = cssText;
+if (styleExtends.hasExtends(style.textContent)) {
+cssText = styleExtends.transform(style);
+}
+styles.push(style);
+}
+return styles;
+},
+_elementAdd: function (node) {
+if (this._encapsulateStyle) {
+if (node.__styleScoped) {
+node.__styleScoped = false;
+} else {
+styleTransformer.dom(node, this.is, this._scopeCssViaAttr);
+}
+}
+},
+_elementRemove: function (node) {
+if (this._encapsulateStyle) {
+styleTransformer.dom(node, this.is, this._scopeCssViaAttr, true);
+}
+},
+scopeSubtree: function (container, shouldObserve) {
+if (nativeShadow) {
+return;
+}
+var self = this;
+var scopify = function (node) {
+if (node.nodeType === Node.ELEMENT_NODE) {
+node.className = self._scopeElementClass(node, node.className);
+var n$ = node.querySelectorAll('*');
+Array.prototype.forEach.call(n$, function (n) {
+n.className = self._scopeElementClass(n, n.className);
+});
+}
+};
+scopify(container);
+if (shouldObserve) {
+var mo = new MutationObserver(function (mxns) {
+mxns.forEach(function (m) {
+if (m.addedNodes) {
+for (var i = 0; i < m.addedNodes.length; i++) {
+scopify(m.addedNodes[i]);
+}
+}
+});
+});
+mo.observe(container, {
+childList: true,
+subtree: true
+});
+return mo;
+}
+}
+});
+}());
+Polymer.StyleProperties = function () {
+'use strict';
+var nativeShadow = Polymer.Settings.useNativeShadow;
+var matchesSelector = Polymer.DomApi.matchesSelector;
+var styleUtil = Polymer.StyleUtil;
+var styleTransformer = Polymer.StyleTransformer;
+return {
+decorateStyles: function (styles) {
+var self = this, props = {};
+styleUtil.forRulesInStyles(styles, function (rule) {
+self.decorateRule(rule);
+self.collectPropertiesInCssText(rule.propertyInfo.cssText, props);
+});
+var names = [];
+for (var i in props) {
+names.push(i);
+}
+return names;
+},
+decorateRule: function (rule) {
+if (rule.propertyInfo) {
+return rule.propertyInfo;
+}
+var info = {}, properties = {};
+var hasProperties = this.collectProperties(rule, properties);
+if (hasProperties) {
+info.properties = properties;
+rule.rules = null;
+}
+info.cssText = this.collectCssText(rule);
+rule.propertyInfo = info;
+return info;
+},
+collectProperties: function (rule, properties) {
+var info = rule.propertyInfo;
+if (info) {
+if (info.properties) {
+Polymer.Base.mixin(properties, info.properties);
+return true;
+}
+} else {
+var m, rx = this.rx.VAR_ASSIGN;
+var cssText = rule.parsedCssText;
+var any;
+while (m = rx.exec(cssText)) {
+properties[m[1]] = (m[2] || m[3]).trim();
+any = true;
+}
+return any;
+}
+},
+collectCssText: function (rule) {
+var customCssText = '';
+var cssText = rule.parsedCssText;
+cssText = cssText.replace(this.rx.BRACKETED, '').replace(this.rx.VAR_ASSIGN, '');
+var parts = cssText.split(';');
+for (var i = 0, p; i < parts.length; i++) {
+p = parts[i];
+if (p.match(this.rx.MIXIN_MATCH) || p.match(this.rx.VAR_MATCH)) {
+customCssText += p + ';\n';
+}
+}
+return customCssText;
+},
+collectPropertiesInCssText: function (cssText, props) {
+var m;
+while (m = this.rx.VAR_CAPTURE.exec(cssText)) {
+props[m[1]] = true;
+var def = m[2];
+if (def && def.match(this.rx.IS_VAR)) {
+props[def] = true;
+}
+}
+},
+reify: function (props) {
+var names = Object.getOwnPropertyNames(props);
+for (var i = 0, n; i < names.length; i++) {
+n = names[i];
+props[n] = this.valueForProperty(props[n], props);
+}
+},
+valueForProperty: function (property, props) {
+if (property) {
+if (property.indexOf(';') >= 0) {
+property = this.valueForProperties(property, props);
+} else {
+var self = this;
+var fn = function (all, prefix, value, fallback) {
+var propertyValue = self.valueForProperty(props[value], props) || (props[fallback] ? self.valueForProperty(props[fallback], props) : fallback);
+return prefix + (propertyValue || '');
+};
+property = property.replace(this.rx.VAR_MATCH, fn);
+}
+}
+return property && property.trim() || '';
+},
+valueForProperties: function (property, props) {
+var parts = property.split(';');
+for (var i = 0, p, m; i < parts.length && (p = parts[i]); i++) {
+m = p.match(this.rx.MIXIN_MATCH);
+if (m) {
+p = this.valueForProperty(props[m[1]], props);
+} else {
+var pp = p.split(':');
+if (pp[1]) {
+pp[1] = pp[1].trim();
+pp[1] = this.valueForProperty(pp[1], props) || pp[1];
+}
+p = pp.join(':');
+}
+parts[i] = p && p.lastIndexOf(';') === p.length - 1 ? p.slice(0, -1) : p || '';
+}
+return parts.join(';');
+},
+applyProperties: function (rule, props) {
+var output = '';
+if (!rule.propertyInfo) {
+this.decorateRule(rule);
+}
+if (rule.propertyInfo.cssText) {
+output = this.valueForProperties(rule.propertyInfo.cssText, props);
+}
+rule.cssText = output;
+},
+propertyDataFromStyles: function (styles, element) {
+var props = {}, self = this;
+var o = [], i = 0;
+styleUtil.forRulesInStyles(styles, function (rule) {
+if (!rule.propertyInfo) {
+self.decorateRule(rule);
+}
+if (element && rule.propertyInfo.properties && matchesSelector.call(element, rule.selector)) {
+self.collectProperties(rule, props);
+addToBitMask(i, o);
+}
+i++;
+});
+return {
+properties: props,
+key: o
+};
+},
+scopePropertiesFromStyles: function (styles) {
+if (!styles._scopeStyleProperties) {
+styles._scopeStyleProperties = this.selectedPropertiesFromStyles(styles, this.SCOPE_SELECTORS);
+}
+return styles._scopeStyleProperties;
+},
+hostPropertiesFromStyles: function (styles) {
+if (!styles._hostStyleProperties) {
+styles._hostStyleProperties = this.selectedPropertiesFromStyles(styles, this.HOST_SELECTORS);
+}
+return styles._hostStyleProperties;
+},
+selectedPropertiesFromStyles: function (styles, selectors) {
+var props = {}, self = this;
+styleUtil.forRulesInStyles(styles, function (rule) {
+if (!rule.propertyInfo) {
+self.decorateRule(rule);
+}
+for (var i = 0; i < selectors.length; i++) {
+if (rule.parsedSelector === selectors[i]) {
+self.collectProperties(rule, props);
+return;
+}
+}
+});
+return props;
+},
+transformStyles: function (element, properties, scopeSelector) {
+var self = this;
+var hostSelector = styleTransformer._calcHostScope(element.is, element.extends);
+var rxHostSelector = element.extends ? '\\' + hostSelector.slice(0, -1) + '\\]' : hostSelector;
+var hostRx = new RegExp(this.rx.HOST_PREFIX + rxHostSelector + this.rx.HOST_SUFFIX);
+return styleTransformer.elementStyles(element, function (rule) {
+self.applyProperties(rule, properties);
+if (rule.cssText && !nativeShadow) {
+self._scopeSelector(rule, hostRx, hostSelector, element._scopeCssViaAttr, scopeSelector);
+}
+});
+},
+_scopeSelector: function (rule, hostRx, hostSelector, viaAttr, scopeId) {
+rule.transformedSelector = rule.transformedSelector || rule.selector;
+var selector = rule.transformedSelector;
+var scope = viaAttr ? '[' + styleTransformer.SCOPE_NAME + '~=' + scopeId + ']' : '.' + scopeId;
+var parts = selector.split(',');
+for (var i = 0, l = parts.length, p; i < l && (p = parts[i]); i++) {
+parts[i] = p.match(hostRx) ? p.replace(hostSelector, hostSelector + scope) : scope + ' ' + p;
+}
+rule.selector = parts.join(',');
+},
+applyElementScopeSelector: function (element, selector, old, viaAttr) {
+var c = viaAttr ? element.getAttribute(styleTransformer.SCOPE_NAME) : element.className;
+var v = old ? c.replace(old, selector) : (c ? c + ' ' : '') + this.XSCOPE_NAME + ' ' + selector;
+if (c !== v) {
+if (viaAttr) {
+element.setAttribute(styleTransformer.SCOPE_NAME, v);
+} else {
+element.className = v;
+}
+}
+},
+applyElementStyle: function (element, properties, selector, style) {
+var cssText = style ? style.textContent || '' : this.transformStyles(element, properties, selector);
+var s = element._customStyle;
+if (s && !nativeShadow && s !== style) {
+s._useCount--;
+if (s._useCount <= 0) {
+s.parentNode.removeChild(s);
+}
+}
+if (nativeShadow || (!style || !style.parentNode)) {
+if (nativeShadow && element._customStyle) {
+element._customStyle.textContent = cssText;
+style = element._customStyle;
+} else if (cssText) {
+style = styleUtil.applyCss(cssText, selector, nativeShadow ? element.root : null, element._scopeStyle);
+}
+}
+if (style) {
+style._useCount = style._useCount || 0;
+if (element._customStyle != style) {
+style._useCount++;
+}
+element._customStyle = style;
+}
+return style;
+},
+rx: {
+VAR_ASSIGN: /(?:^|;\s*)(--[^\:;]*?):\s*?(?:([^;{]*?)|{([^}]*)})(?=;)/gim,
+MIXIN_MATCH: /(?:^|\W+)@apply[\s]*\(([^)]*)\);?/im,
+VAR_MATCH: /(^|\W+)var\([\s]*([^,)]*)[\s]*,?[\s]*((?:[^,)]*)|(?:[^;]*\([^;)]*\)))[\s]*?\)/gim,
+VAR_CAPTURE: /\([\s]*(--[^,\s)]*)(?:,[\s]*(--[^,\s)]*))?(?:\)|,)/gim,
+IS_VAR: /^--/,
+BRACKETED: /\{[^}]*\}/g,
+HOST_PREFIX: '(?:^|[^.])',
+HOST_SUFFIX: '($|[.:[\\s>+~])'
+},
+HOST_SELECTORS: [':host'],
+SCOPE_SELECTORS: [':root'],
+XSCOPE_NAME: 'x-scope'
+};
+function addToBitMask(n, bits) {
+var o = parseInt(n / 32);
+var v = 1 << n % 32;
+bits[o] = (bits[o] || 0) | v;
+}
+}();
+Polymer.StyleDefaults = function () {
+var styleProperties = Polymer.StyleProperties;
+var styleUtil = Polymer.StyleUtil;
+var api = {
+_styles: [],
+_properties: null,
+addStyle: function (style) {
+this._styles.push(style);
+this._properties = null;
+},
+get _styleProperties() {
+if (!this._properties) {
+styleProperties.decorateStyles(this._styles);
+this._styles._scopeStyleProperties = null;
+this._properties = styleProperties.scopePropertiesFromStyles(this._styles);
+styleProperties.reify(this._properties);
+}
+return this._properties;
+},
+_needsStyleProperties: function () {
+},
+_computeStyleProperties: function () {
+return this._styleProperties;
+},
+updateStyles: function () {
+this._styleCache.clear();
+for (var i = 0, s; i < this._styles.length; i++) {
+s = this._styles[i];
+s = s.__importElement || s;
+s._apply();
+}
+}
+};
+return api;
+}();
+(function () {
+Polymer.StyleCache = function () {
+this.cache = {};
+};
+Polymer.StyleCache.prototype = {
+MAX: 100,
+store: function (is, data, keyValues, keyStyles) {
+data.keyValues = keyValues;
+data.styles = keyStyles;
+var s$ = this.cache[is] = this.cache[is] || [];
+s$.push(data);
+if (s$.length > this.MAX) {
+s$.shift();
+}
+},
+retrieve: function (is, keyValues, keyStyles) {
+var cache = this.cache[is];
+if (cache) {
+for (var i = cache.length - 1, data; i >= 0; i--) {
+data = cache[i];
+if (keyStyles === data.styles && this._objectsEqual(keyValues, data.keyValues)) {
+return data;
+}
+}
+}
+},
+clear: function () {
+this.cache = {};
+},
+_objectsEqual: function (target, source) {
+for (var i in target) {
+if (target[i] !== source[i]) {
+return false;
+}
+}
+if (Array.isArray(target)) {
+return target.length === source.length;
+}
+return true;
+}
+};
+}());
+(function () {
+'use strict';
+var serializeValueToAttribute = Polymer.Base.serializeValueToAttribute;
+var propertyUtils = Polymer.StyleProperties;
+var styleTransformer = Polymer.StyleTransformer;
+var styleUtil = Polymer.StyleUtil;
+var styleDefaults = Polymer.StyleDefaults;
+var nativeShadow = Polymer.Settings.useNativeShadow;
+Polymer.Base._addFeature({
+_prepStyleProperties: function () {
+this._ownStylePropertyNames = this._styles ? propertyUtils.decorateStyles(this._styles) : [];
+},
+_setupStyleProperties: function () {
+this.customStyle = {};
+},
+_needsStyleProperties: function () {
+return Boolean(this._ownStylePropertyNames && this._ownStylePropertyNames.length);
+},
+_beforeAttached: function () {
+if (!this._scopeSelector && this._needsStyleProperties()) {
+this._updateStyleProperties();
+}
+},
+_updateStyleProperties: function () {
+var info, scope = this.domHost || styleDefaults;
+if (!scope._styleCache) {
+scope._styleCache = new Polymer.StyleCache();
+}
+var scopeData = propertyUtils.propertyDataFromStyles(scope._styles, this);
+info = scope._styleCache.retrieve(this.is, scopeData.key, this._styles);
+var scopeCached = Boolean(info);
+if (scopeCached) {
+this._styleProperties = info._styleProperties;
+} else {
+this._computeStyleProperties(scopeData.properties);
+}
+this._computeOwnStyleProperties();
+if (!scopeCached) {
+info = styleCache.retrieve(this.is, this._ownStyleProperties, this._styles);
+}
+var globalCached = Boolean(info) && !scopeCached;
+var style = this._applyStyleProperties(info);
+if (!scopeCached) {
+var cacheableStyle = style;
+if (nativeShadow) {
+cacheableStyle = style.cloneNode ? style.cloneNode(true) : Object.create(style || null);
+}
+info = {
+style: cacheableStyle,
+_scopeSelector: this._scopeSelector,
+_styleProperties: this._styleProperties
+};
+scope._styleCache.store(this.is, info, scopeData.key, this._styles);
+if (!globalCached) {
+styleCache.store(this.is, Object.create(info), this._ownStyleProperties, this._styles);
+}
+}
+},
+_computeStyleProperties: function (scopeProps) {
+var scope = this.domHost || styleDefaults;
+if (!scope._styleProperties) {
+scope._computeStyleProperties();
+}
+var props = Object.create(scope._styleProperties);
+this.mixin(props, propertyUtils.hostPropertiesFromStyles(this._styles));
+scopeProps = scopeProps || propertyUtils.propertyDataFromStyles(scope._styles, this).properties;
+this.mixin(props, scopeProps);
+this.mixin(props, propertyUtils.scopePropertiesFromStyles(this._styles));
+this.mixin(props, this.customStyle);
+propertyUtils.reify(props);
+this._styleProperties = props;
+},
+_computeOwnStyleProperties: function () {
+var props = {};
+for (var i = 0, n; i < this._ownStylePropertyNames.length; i++) {
+n = this._ownStylePropertyNames[i];
+props[n] = this._styleProperties[n];
+}
+this._ownStyleProperties = props;
+},
+_scopeCount: 0,
+_applyStyleProperties: function (info) {
+var oldScopeSelector = this._scopeSelector;
+this._scopeSelector = info ? info._scopeSelector : this.is + '-' + this.__proto__._scopeCount++;
+var style = propertyUtils.applyElementStyle(this, this._styleProperties, this._scopeSelector, info && info.style);
+if ((style || oldScopeSelector) && !nativeShadow) {
+propertyUtils.applyElementScopeSelector(this, this._scopeSelector, oldScopeSelector, this._scopeCssViaAttr);
+}
+return style || {};
+},
+serializeValueToAttribute: function (value, attribute, node) {
+node = node || this;
+if (attribute === 'class') {
+var host = node === this ? this.domHost || this.dataHost : this;
+if (host) {
+value = host._scopeElementClass(node, value);
+}
+}
+node = Polymer.dom(node);
+serializeValueToAttribute.call(this, value, attribute, node);
+},
+_scopeElementClass: function (element, selector) {
+if (!nativeShadow && !this._scopeCssViaAttr) {
+selector += (selector ? ' ' : '') + SCOPE_NAME + ' ' + this.is + (element._scopeSelector ? ' ' + XSCOPE_NAME + ' ' + element._scopeSelector : '');
+}
+return selector;
+},
+updateStyles: function () {
+if (this.isAttached) {
+if (this._needsStyleProperties()) {
+this._updateStyleProperties();
+} else {
+this._styleProperties = null;
+}
+if (this._styleCache) {
+this._styleCache.clear();
+}
+this._updateRootStyles();
+}
+},
+_updateRootStyles: function (root) {
+root = root || this.root;
+var c$ = Polymer.dom(root)._query(function (e) {
+return e.shadyRoot || e.shadowRoot;
+});
+for (var i = 0, l = c$.length, c; i < l && (c = c$[i]); i++) {
+if (c.updateStyles) {
+c.updateStyles();
+}
+}
+}
+});
+Polymer.updateStyles = function () {
+styleDefaults.updateStyles();
+Polymer.Base._updateRootStyles(document);
+};
+var styleCache = new Polymer.StyleCache();
+Polymer.customStyleCache = styleCache;
+var SCOPE_NAME = styleTransformer.SCOPE_NAME;
+var XSCOPE_NAME = propertyUtils.XSCOPE_NAME;
+}());
+Polymer.Base._addFeature({
+_registerFeatures: function () {
+this._prepIs();
+this._prepAttributes();
+this._prepExtends();
+this._prepConstructor();
+this._prepTemplate();
+this._prepStyles();
+this._prepStyleProperties();
+this._prepAnnotations();
+this._prepEffects();
+this._prepBehaviors();
+this._prepBindings();
+this._prepShady();
+},
+_prepBehavior: function (b) {
+this._addPropertyEffects(b.properties);
+this._addComplexObserverEffects(b.observers);
+this._addHostAttributes(b.hostAttributes);
+},
+_initFeatures: function () {
+this._poolContent();
+this._setupConfigure();
+this._setupStyleProperties();
+this._pushHost();
+this._stampTemplate();
+this._popHost();
+this._marshalAnnotationReferences();
+this._marshalHostAttributes();
+this._setupDebouncers();
+this._marshalInstanceEffects();
+this._marshalBehaviors();
+this._marshalAttributes();
+this._tryReady();
+},
+_marshalBehavior: function (b) {
+this._listenListeners(b.listeners);
+}
+});
+(function () {
+var nativeShadow = Polymer.Settings.useNativeShadow;
+var propertyUtils = Polymer.StyleProperties;
+var styleUtil = Polymer.StyleUtil;
+var styleDefaults = Polymer.StyleDefaults;
+var styleTransformer = Polymer.StyleTransformer;
+Polymer({
+is: 'custom-style',
+extends: 'style',
+created: function () {
+this._tryApply();
+},
+attached: function () {
+this._tryApply();
+},
+_tryApply: function () {
+if (!this._appliesToDocument) {
+if (this.parentNode && this.parentNode.localName !== 'dom-module') {
+this._appliesToDocument = true;
+var e = this.__appliedElement || this;
+styleDefaults.addStyle(e);
+if (e.textContent) {
+this._apply();
+} else {
+var observer = new MutationObserver(function () {
+observer.disconnect();
+this._apply();
+}.bind(this));
+observer.observe(e, { childList: true });
+}
+}
+}
+},
+_apply: function () {
+var e = this.__appliedElement || this;
+this._computeStyleProperties();
+var props = this._styleProperties;
+var self = this;
+e.textContent = styleUtil.toCssText(styleUtil.rulesForStyle(e), function (rule) {
+var css = rule.cssText = rule.parsedCssText;
+if (rule.propertyInfo && rule.propertyInfo.cssText) {
+css = css.replace(propertyUtils.rx.VAR_ASSIGN, '');
+rule.cssText = propertyUtils.valueForProperties(css, props);
+}
+styleTransformer.documentRule(rule);
+});
+}
+});
+}());
+Polymer.Templatizer = {
+properties: { _hideTemplateChildren: { observer: '_showHideChildren' } },
+_templatizerStatic: {
+count: 0,
+callbacks: {},
+debouncer: null
+},
+_instanceProps: Polymer.nob,
+created: function () {
+this._templatizerId = this._templatizerStatic.count++;
+},
+templatize: function (template) {
+if (!template._content) {
+template._content = template.content;
+}
+if (template._content._ctor) {
+this.ctor = template._content._ctor;
+this._prepParentProperties(this.ctor.prototype, template);
+return;
+}
+var archetype = Object.create(Polymer.Base);
+this._customPrepAnnotations(archetype, template);
+archetype._prepEffects();
+this._customPrepEffects(archetype);
+archetype._prepBehaviors();
+archetype._prepBindings();
+this._prepParentProperties(archetype, template);
+archetype._notifyPath = this._notifyPathImpl;
+archetype._scopeElementClass = this._scopeElementClassImpl;
+archetype.listen = this._listenImpl;
+var _constructor = this._constructorImpl;
+var ctor = function TemplateInstance(model, host) {
+_constructor.call(this, model, host);
+};
+ctor.prototype = archetype;
+archetype.constructor = ctor;
+template._content._ctor = ctor;
+this.ctor = ctor;
+},
+_getRootDataHost: function () {
+return this.dataHost && this.dataHost._rootDataHost || this.dataHost;
+},
+_showHideChildren: function (hidden) {
+},
+_debounceTemplate: function (fn) {
+this._templatizerStatic.callbacks[this._templatizerId] = fn.bind(this);
+this._templatizerStatic.debouncer = Polymer.Debounce(this._templatizerStatic.debouncer, this._flushTemplates.bind(this, true));
+},
+_flushTemplates: function (debouncerExpired) {
+var db = this._templatizerStatic.debouncer;
+while (debouncerExpired || db && db.finish) {
+db.stop();
+var cbs = this._templatizerStatic.callbacks;
+this._templatizerStatic.callbacks = {};
+for (var id in cbs) {
+cbs[id]();
+}
+debouncerExpired = false;
+}
+},
+_customPrepEffects: function (archetype) {
+var parentProps = archetype._parentProps;
+for (var prop in parentProps) {
+archetype._addPropertyEffect(prop, 'function', this._createHostPropEffector(prop));
+}
+},
+_customPrepAnnotations: function (archetype, template) {
+archetype._template = template;
+var c = template._content;
+if (!c._notes) {
+var rootDataHost = archetype._rootDataHost;
+if (rootDataHost) {
+Polymer.Annotations.prepElement = rootDataHost._prepElement.bind(rootDataHost);
+}
+c._notes = Polymer.Annotations.parseAnnotations(template);
+Polymer.Annotations.prepElement = null;
+this._processAnnotations(c._notes);
+}
+archetype._notes = c._notes;
+archetype._parentProps = c._parentProps;
+},
+_prepParentProperties: function (archetype, template) {
+var parentProps = this._parentProps = archetype._parentProps;
+if (this._forwardParentProp && parentProps) {
+var proto = archetype._parentPropProto;
+var prop;
+if (!proto) {
+for (prop in this._instanceProps) {
+delete parentProps[prop];
+}
+proto = archetype._parentPropProto = Object.create(null);
+if (template != this) {
+Polymer.Bind.prepareModel(proto);
+}
+for (prop in parentProps) {
+var parentProp = '_parent_' + prop;
+var effects = [
+{
+kind: 'function',
+effect: this._createForwardPropEffector(prop)
+},
+{ kind: 'notify' }
+];
+Polymer.Bind._createAccessors(proto, parentProp, effects);
+}
+}
+if (template != this) {
+Polymer.Bind.prepareInstance(template);
+template._forwardParentProp = this._forwardParentProp.bind(this);
+}
+this._extendTemplate(template, proto);
+}
+},
+_createForwardPropEffector: function (prop) {
+return function (source, value) {
+this._forwardParentProp(prop, value);
+};
+},
+_createHostPropEffector: function (prop) {
+return function (source, value) {
+this.dataHost['_parent_' + prop] = value;
+};
+},
+_extendTemplate: function (template, proto) {
+Object.getOwnPropertyNames(proto).forEach(function (n) {
+var val = template[n];
+var pd = Object.getOwnPropertyDescriptor(proto, n);
+Object.defineProperty(template, n, pd);
+if (val !== undefined) {
+template._propertySet(n, val);
+}
+});
+},
+_forwardInstancePath: function (inst, path, value) {
+},
+_notifyPathImpl: function (path, value) {
+var dataHost = this.dataHost;
+var dot = path.indexOf('.');
+var root = dot < 0 ? path : path.slice(0, dot);
+dataHost._forwardInstancePath.call(dataHost, this, path, value);
+if (root in dataHost._parentProps) {
+dataHost.notifyPath('_parent_' + path, value);
+}
+},
+_pathEffector: function (path, value, fromAbove) {
+if (this._forwardParentPath) {
+if (path.indexOf('_parent_') === 0) {
+this._forwardParentPath(path.substring(8), value);
+}
+}
+Polymer.Base._pathEffector.apply(this, arguments);
+},
+_constructorImpl: function (model, host) {
+this._rootDataHost = host._getRootDataHost();
+this._setupConfigure(model);
+this._pushHost(host);
+this.root = this.instanceTemplate(this._template);
+this.root.__styleScoped = true;
+this._popHost();
+this._marshalAnnotatedNodes();
+this._marshalInstanceEffects();
+this._marshalAnnotatedListeners();
+var children = [];
+for (var n = this.root.firstChild; n; n = n.nextSibling) {
+children.push(n);
+n._templateInstance = this;
+}
+this._children = children;
+this._tryReady();
+},
+_listenImpl: function (node, eventName, methodName) {
+var model = this;
+var host = this._rootDataHost;
+var handler = host._createEventHandler(node, eventName, methodName);
+var decorated = function (e) {
+e.model = model;
+handler(e);
+};
+host._listen(node, eventName, decorated);
+},
+_scopeElementClassImpl: function (node, value) {
+var host = this._rootDataHost;
+if (host) {
+return host._scopeElementClass(node, value);
+}
+},
+stamp: function (model) {
+model = model || {};
+if (this._parentProps) {
+for (var prop in this._parentProps) {
+model[prop] = this['_parent_' + prop];
+}
+}
+return new this.ctor(model, this);
+}
+};
+Polymer({
+is: 'dom-template',
+extends: 'template',
+behaviors: [Polymer.Templatizer],
+ready: function () {
+this.templatize(this);
+}
+});
+Polymer._collections = new WeakMap();
+Polymer.Collection = function (userArray) {
+Polymer._collections.set(userArray, this);
+this.userArray = userArray;
+this.store = userArray.slice();
+this.initMap();
+};
+Polymer.Collection.prototype = {
+constructor: Polymer.Collection,
+initMap: function () {
+var omap = this.omap = new WeakMap();
+var pmap = this.pmap = {};
+var s = this.store;
+for (var i = 0; i < s.length; i++) {
+var item = s[i];
+if (item && typeof item == 'object') {
+omap.set(item, i);
+} else {
+pmap[item] = i;
+}
+}
+},
+add: function (item) {
+var key = this.store.push(item) - 1;
+if (item && typeof item == 'object') {
+this.omap.set(item, key);
+} else {
+this.pmap[item] = key;
+}
+return key;
+},
+removeKey: function (key) {
+this._removeFromMap(this.store[key]);
+delete this.store[key];
+},
+_removeFromMap: function (item) {
+if (typeof item == 'object') {
+this.omap.delete(item);
+} else {
+delete this.pmap[item];
+}
+},
+remove: function (item) {
+var key = this.getKey(item);
+this.removeKey(key);
+return key;
+},
+getKey: function (item) {
+if (typeof item == 'object') {
+return this.omap.get(item);
+} else {
+return this.pmap[item];
+}
+},
+getKeys: function () {
+return Object.keys(this.store);
+},
+setItem: function (key, value) {
+this.store[key] = value;
+},
+getItem: function (key) {
+return this.store[key];
+},
+getItems: function () {
+var items = [], store = this.store;
+for (var key in store) {
+items.push(store[key]);
+}
+return items;
+},
+_applySplices: function (splices) {
+var keySplices = [];
+for (var i = 0; i < splices.length; i++) {
+var j, o, key, s = splices[i];
+var removed = [];
+for (j = 0; j < s.removed.length; j++) {
+o = s.removed[j];
+key = this.remove(o);
+removed.push(key);
+}
+var added = [];
+for (j = 0; j < s.addedCount; j++) {
+o = this.userArray[s.index + j];
+key = this.add(o);
+added.push(key);
+}
+keySplices.push({
+index: s.index,
+removed: removed,
+removedItems: s.removed,
+added: added
+});
+}
+return keySplices;
+}
+};
+Polymer.Collection.get = function (userArray) {
+return Polymer._collections.get(userArray) || new Polymer.Collection(userArray);
+};
+Polymer.Collection.applySplices = function (userArray, splices) {
+var coll = Polymer._collections.get(userArray);
+return coll ? coll._applySplices(splices) : null;
+};
+Polymer({
+is: 'dom-repeat',
+extends: 'template',
+properties: {
+items: { type: Array },
+as: {
+type: String,
+value: 'item'
+},
+indexAs: {
+type: String,
+value: 'index'
+},
+sort: {
+type: Function,
+observer: '_sortChanged'
+},
+filter: {
+type: Function,
+observer: '_filterChanged'
+},
+observe: {
+type: String,
+observer: '_observeChanged'
+},
+delay: Number
+},
+behaviors: [Polymer.Templatizer],
+observers: ['_itemsChanged(items.*)'],
+detached: function () {
+if (this.rows) {
+for (var i = 0; i < this.rows.length; i++) {
+this._detachRow(i);
+}
+}
+},
+attached: function () {
+if (this.rows) {
+var parentNode = Polymer.dom(this).parentNode;
+for (var i = 0; i < this.rows.length; i++) {
+Polymer.dom(parentNode).insertBefore(this.rows[i].root, this);
+}
+}
+},
+ready: function () {
+this._instanceProps = { __key__: true };
+this._instanceProps[this.as] = true;
+this._instanceProps[this.indexAs] = true;
+if (!this.ctor) {
+this.templatize(this);
+}
+},
+_sortChanged: function () {
+var dataHost = this._getRootDataHost();
+var sort = this.sort;
+this._sortFn = sort && (typeof sort == 'function' ? sort : function () {
+return dataHost[sort].apply(dataHost, arguments);
+});
+this._fullRefresh = true;
+if (this.items) {
+this._debounceTemplate(this._render);
+}
+},
+_filterChanged: function () {
+var dataHost = this._getRootDataHost();
+var filter = this.filter;
+this._filterFn = filter && (typeof filter == 'function' ? filter : function () {
+return dataHost[filter].apply(dataHost, arguments);
+});
+this._fullRefresh = true;
+if (this.items) {
+this._debounceTemplate(this._render);
+}
+},
+_observeChanged: function () {
+this._observePaths = this.observe && this.observe.replace('.*', '.').split(' ');
+},
+_itemsChanged: function (change) {
+if (change.path == 'items') {
+if (Array.isArray(this.items)) {
+this.collection = Polymer.Collection.get(this.items);
+} else if (!this.items) {
+this.collection = null;
+} else {
+this._error(this._logf('dom-repeat', 'expected array for `items`,' + ' found', this.items));
+}
+this._splices = [];
+this._fullRefresh = true;
+this._debounceTemplate(this._render);
+} else if (change.path == 'items.splices') {
+this._splices = this._splices.concat(change.value.keySplices);
+this._debounceTemplate(this._render);
+} else {
+var subpath = change.path.slice(6);
+this._forwardItemPath(subpath, change.value);
+this._checkObservedPaths(subpath);
+}
+},
+_checkObservedPaths: function (path) {
+if (this._observePaths) {
+path = path.substring(path.indexOf('.') + 1);
+var paths = this._observePaths;
+for (var i = 0; i < paths.length; i++) {
+if (path.indexOf(paths[i]) === 0) {
+this._fullRefresh = true;
+if (this.delay) {
+this.debounce('render', this._render, this.delay);
+} else {
+this._debounceTemplate(this._render);
+}
+return;
+}
+}
+}
+},
+render: function () {
+this._fullRefresh = true;
+this.debounce('render', this._render);
+this._flushTemplates();
+},
+_render: function () {
+var c = this.collection;
+if (!this._fullRefresh) {
+if (this._sortFn) {
+this._applySplicesViewSort(this._splices);
+} else {
+if (this._filterFn) {
+this._fullRefresh = true;
+} else {
+this._applySplicesArraySort(this._splices);
+}
+}
+}
+if (this._fullRefresh) {
+this._sortAndFilter();
+this._fullRefresh = false;
+}
+this._splices = [];
+var rowForKey = this._rowForKey = {};
+var keys = this._orderedKeys;
+this.rows = this.rows || [];
+for (var i = 0; i < keys.length; i++) {
+var key = keys[i];
+var item = c.getItem(key);
+var row = this.rows[i];
+rowForKey[key] = i;
+if (!row) {
+this.rows.push(row = this._insertRow(i, null, item));
+}
+row[this.as] = item;
+row.__key__ = key;
+row[this.indexAs] = i;
+}
+for (; i < this.rows.length; i++) {
+this._detachRow(i);
+}
+this.rows.splice(keys.length, this.rows.length - keys.length);
+this.fire('dom-change');
+},
+_sortAndFilter: function () {
+var c = this.collection;
+if (!this._sortFn) {
+this._orderedKeys = [];
+var items = this.items;
+if (items) {
+for (var i = 0; i < items.length; i++) {
+this._orderedKeys.push(c.getKey(items[i]));
+}
+}
+} else {
+this._orderedKeys = c ? c.getKeys() : [];
+}
+if (this._filterFn) {
+this._orderedKeys = this._orderedKeys.filter(function (a) {
+return this._filterFn(c.getItem(a));
+}, this);
+}
+if (this._sortFn) {
+this._orderedKeys.sort(function (a, b) {
+return this._sortFn(c.getItem(a), c.getItem(b));
+}.bind(this));
+}
+},
+_keySort: function (a, b) {
+return this.collection.getKey(a) - this.collection.getKey(b);
+},
+_applySplicesViewSort: function (splices) {
+var c = this.collection;
+var keys = this._orderedKeys;
+var rows = this.rows;
+var removedRows = [];
+var addedKeys = [];
+var pool = [];
+var sortFn = this._sortFn || this._keySort.bind(this);
+splices.forEach(function (s) {
+for (var i = 0; i < s.removed.length; i++) {
+var idx = this._rowForKey[s.removed[i]];
+if (idx != null) {
+removedRows.push(idx);
+}
+}
+for (var i = 0; i < s.added.length; i++) {
+addedKeys.push(s.added[i]);
+}
+}, this);
+if (removedRows.length) {
+removedRows.sort();
+for (var i = removedRows.length - 1; i >= 0; i--) {
+var idx = removedRows[i];
+pool.push(this._detachRow(idx));
+rows.splice(idx, 1);
+keys.splice(idx, 1);
+}
+}
+if (addedKeys.length) {
+if (this._filterFn) {
+addedKeys = addedKeys.filter(function (a) {
+return this._filterFn(c.getItem(a));
+}, this);
+}
+addedKeys.sort(function (a, b) {
+return this._sortFn(c.getItem(a), c.getItem(b));
+}.bind(this));
+var start = 0;
+for (var i = 0; i < addedKeys.length; i++) {
+start = this._insertRowIntoViewSort(start, addedKeys[i], pool);
+}
+}
+},
+_insertRowIntoViewSort: function (start, key, pool) {
+var c = this.collection;
+var item = c.getItem(key);
+var end = this.rows.length - 1;
+var idx = -1;
+var sortFn = this._sortFn || this._keySort.bind(this);
+while (start <= end) {
+var mid = start + end >> 1;
+var midKey = this._orderedKeys[mid];
+var cmp = sortFn(c.getItem(midKey), item);
+if (cmp < 0) {
+start = mid + 1;
+} else if (cmp > 0) {
+end = mid - 1;
+} else {
+idx = mid;
+break;
+}
+}
+if (idx < 0) {
+idx = end + 1;
+}
+this._orderedKeys.splice(idx, 0, key);
+this.rows.splice(idx, 0, this._insertRow(idx, pool, c.getItem(key)));
+return idx;
+},
+_applySplicesArraySort: function (splices) {
+var keys = this._orderedKeys;
+var pool = [];
+splices.forEach(function (s) {
+for (var i = 0; i < s.removed.length; i++) {
+pool.push(this._detachRow(s.index + i));
+}
+this.rows.splice(s.index, s.removed.length);
+}, this);
+var c = this.collection;
+splices.forEach(function (s) {
+var args = [
+s.index,
+s.removed.length
+].concat(s.added);
+keys.splice.apply(keys, args);
+for (var i = 0; i < s.added.length; i++) {
+var item = c.getItem(s.added[i]);
+var row = this._insertRow(s.index + i, pool, item);
+this.rows.splice(s.index + i, 0, row);
+}
+}, this);
+},
+_detachRow: function (idx) {
+var row = this.rows[idx];
+var parentNode = Polymer.dom(this).parentNode;
+for (var i = 0; i < row._children.length; i++) {
+var el = row._children[i];
+Polymer.dom(row.root).appendChild(el);
+}
+return row;
+},
+_insertRow: function (idx, pool, item) {
+var row = pool && pool.pop() || this._generateRow(idx, item);
+var beforeRow = this.rows[idx];
+var beforeNode = beforeRow ? beforeRow._children[0] : this;
+var parentNode = Polymer.dom(this).parentNode;
+Polymer.dom(parentNode).insertBefore(row.root, beforeNode);
+return row;
+},
+_generateRow: function (idx, item) {
+var model = { __key__: this.collection.getKey(item) };
+model[this.as] = item;
+model[this.indexAs] = idx;
+var row = this.stamp(model);
+return row;
+},
+_showHideChildren: function (hidden) {
+if (this.rows) {
+for (var i = 0; i < this.rows.length; i++) {
+var c$ = this.rows[i]._children;
+for (var j = 0; j < c$.length; j++) {
+var c = c$[j];
+if (c.style) {
+c.style.display = hidden ? 'none' : '';
+}
+c._hideTemplateChildren = hidden;
+}
+}
+}
+},
+_forwardInstancePath: function (row, path, value) {
+if (path.indexOf(this.as + '.') === 0) {
+this.notifyPath('items.' + row.__key__ + '.' + path.slice(this.as.length + 1), value);
+return true;
+}
+},
+_forwardParentProp: function (prop, value) {
+if (this.rows) {
+this.rows.forEach(function (row) {
+row[prop] = value;
+}, this);
+}
+},
+_forwardParentPath: function (path, value) {
+if (this.rows) {
+this.rows.forEach(function (row) {
+row.notifyPath(path, value, true);
+}, this);
+}
+},
+_forwardItemPath: function (path, value) {
+if (this._rowForKey) {
+var dot = path.indexOf('.');
+var key = path.substring(0, dot < 0 ? path.length : dot);
+var idx = this._rowForKey[key];
+var row = this.rows[idx];
+if (row) {
+if (dot >= 0) {
+path = this.as + '.' + path.substring(dot + 1);
+row.notifyPath(path, value, true);
+} else {
+row[this.as] = value;
+}
+}
+}
+},
+modelForElement: function (el) {
+var model;
+while (el) {
+if (model = el._templateInstance) {
+if (model.dataHost != this) {
+el = model.dataHost;
+} else {
+return model;
+}
+} else {
+el = el.parentNode;
+}
+}
+},
+itemForElement: function (el) {
+var instance = this.modelForElement(el);
+return instance && instance[this.as];
+},
+keyForElement: function (el) {
+var instance = this.modelForElement(el);
+return instance && instance.__key__;
+},
+indexForElement: function (el) {
+var instance = this.modelForElement(el);
+return instance && instance[this.indexAs];
+}
+});
+Polymer({
+is: 'array-selector',
+properties: {
+items: {
+type: Array,
+observer: '_itemsChanged'
+},
+selected: {
+type: Object,
+notify: true
+},
+toggle: Boolean,
+multi: Boolean
+},
+_itemsChanged: function () {
+if (Array.isArray(this.selected)) {
+for (var i = 0; i < this.selected.length; i++) {
+this.unlinkPaths('selected.' + i);
+}
+} else {
+this.unlinkPaths('selected');
+}
+if (this.multi) {
+this.selected = [];
+} else {
+this.selected = null;
+}
+},
+deselect: function (item) {
+if (this.multi) {
+var scol = Polymer.Collection.get(this.selected);
+var sidx = this.selected.indexOf(item);
+if (sidx >= 0) {
+var skey = scol.getKey(item);
+this.splice('selected', sidx, 1);
+this.unlinkPaths('selected.' + skey);
+return true;
+}
+} else {
+this.selected = null;
+this.unlinkPaths('selected');
+}
+},
+select: function (item) {
+var icol = Polymer.Collection.get(this.items);
+var key = icol.getKey(item);
+if (this.multi) {
+var scol = Polymer.Collection.get(this.selected);
+var skey = scol.getKey(item);
+if (skey >= 0) {
+if (this.toggle) {
+this.deselect(item);
+}
+} else {
+this.push('selected', item);
+this.async(function () {
+skey = scol.getKey(item);
+this.linkPaths('selected.' + skey, 'items.' + key);
+});
+}
+} else {
+if (this.toggle && item == this.selected) {
+this.deselect();
+} else {
+this.linkPaths('selected', 'items.' + key);
+this.selected = item;
+}
+}
+}
+});
+Polymer({
+is: 'dom-if',
+extends: 'template',
+properties: {
+'if': {
+type: Boolean,
+value: false
+},
+restamp: {
+type: Boolean,
+value: false
+}
+},
+behaviors: [Polymer.Templatizer],
+observers: ['_queueRender(if, restamp)'],
+_queueRender: function () {
+this._debounceTemplate(this._render);
+},
+detached: function () {
+this._teardownInstance();
+},
+attached: function () {
+if (this.if && this.ctor) {
+this.async(this._ensureInstance);
+}
+},
+render: function () {
+this._flushTemplates();
+},
+_render: function () {
+if (this.if) {
+if (!this.ctor) {
+this._wrapTextNodes(this._content || this.content);
+this.templatize(this);
+}
+this._ensureInstance();
+this._showHideChildren();
+} else if (this.restamp) {
+this._teardownInstance();
+}
+if (!this.restamp && this._instance) {
+this._showHideChildren();
+}
+if (this.if != this._lastIf) {
+this.fire('dom-change');
+this._lastIf = this.if;
+}
+},
+_ensureInstance: function () {
+if (!this._instance) {
+this._instance = this.stamp();
+var root = this._instance.root;
+var parent = Polymer.dom(Polymer.dom(this).parentNode);
+parent.insertBefore(root, this);
+}
+},
+_teardownInstance: function () {
+if (this._instance) {
+var c = this._instance._children;
+if (c) {
+var parent = Polymer.dom(Polymer.dom(c[0]).parentNode);
+c.forEach(function (n) {
+parent.removeChild(n);
+});
+}
+this._instance = null;
+}
+},
+_wrapTextNodes: function (root) {
+for (var n = root.firstChild; n; n = n.nextSibling) {
+if (n.nodeType === Node.TEXT_NODE) {
+var s = document.createElement('span');
+root.insertBefore(s, n);
+s.appendChild(n);
+n = s;
+}
+}
+},
+_showHideChildren: function () {
+var hidden = this._hideTemplateChildren || !this.if;
+if (this._instance) {
+var c$ = this._instance._children;
+for (var i = 0; i < c$.length; i++) {
+var c = c$[i];
+c.style.display = hidden ? 'none' : '';
+c._hideTemplateChildren = hidden;
+}
+}
+},
+_forwardParentProp: function (prop, value) {
+if (this._instance) {
+this._instance[prop] = value;
+}
+},
+_forwardParentPath: function (path, value) {
+if (this._instance) {
+this._instance.notifyPath(path, value, true);
+}
+}
+});
+Polymer.ImportStatus = {
+_ready: false,
+_callbacks: [],
+whenLoaded: function (cb) {
+if (this._ready) {
+cb();
+} else {
+this._callbacks.push(cb);
+}
+},
+_importsLoaded: function () {
+this._ready = true;
+this._callbacks.forEach(function (cb) {
+cb();
+});
+this._callbacks = [];
+}
+};
+window.addEventListener('load', function () {
+Polymer.ImportStatus._importsLoaded();
+});
+if (window.HTMLImports) {
+HTMLImports.whenReady(function () {
+Polymer.ImportStatus._importsLoaded();
+});
+}
+Polymer({
+is: 'dom-bind',
+extends: 'template',
+created: function () {
+Polymer.ImportStatus.whenLoaded(this._readySelf.bind(this));
+},
+_registerFeatures: function () {
+this._prepExtends();
+this._prepConstructor();
+},
+_insertChildren: function () {
+var parentDom = Polymer.dom(Polymer.dom(this).parentNode);
+parentDom.insertBefore(this.root, this);
+},
+_removeChildren: function () {
+if (this._children) {
+for (var i = 0; i < this._children.length; i++) {
+this.root.appendChild(this._children[i]);
+}
+}
+},
+_initFeatures: function () {
+},
+_scopeElementClass: function (element, selector) {
+if (this.dataHost) {
+return this.dataHost._scopeElementClass(element, selector);
+} else {
+return selector;
+}
+},
+_prepConfigure: function () {
+var config = {};
+for (var prop in this._propertyEffects) {
+config[prop] = this[prop];
+}
+this._setupConfigure = this._setupConfigure.bind(this, config);
+},
+attached: function () {
+if (!this._children) {
+this._template = this;
+this._prepAnnotations();
+this._prepEffects();
+this._prepBehaviors();
+this._prepConfigure();
+this._prepBindings();
+Polymer.Base._initFeatures.call(this);
+this._children = Array.prototype.slice.call(this.root.childNodes);
+}
+this._insertChildren();
+this.fire('dom-change');
+},
+detached: function () {
+this._removeChildren();
+}
+});</script>