avg-worst-case.html
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<!--
@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
-->
<!doctype html>
<html>
<head>
<title>avg worst case</title>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, minimum-scale=1.0, initial-scale=1, user-scalable=yes">
<meta name="mobile-web-app-capable" content="yes">
<meta name="apple-mobile-web-app-capable" content="yes">
<script src="../../../webcomponentsjs/webcomponents-lite.js"></script>
<link rel="import" href="../../../polymer/polymer.html">
<link rel="import" href="../../iron-list.html">
<style is="custom-style">
body {
@apply(--layout-fullbleed);
}
iron-list {
width: 500px;
height: 400px;
float: left;
margin: 10px;
}
.item {
background-color: green;
border-bottom: 1px solid white;
}
</style>
</head>
<body unresolved>
<template is="dom-bind">
<h1>The physical average is not useful in this situations</h1>
<p>The list is correct if it can render all the items without empty spaces.</p>
<iron-list id="list" items="[791, 671]" as="item" style="width: 300px; height: 300px;">
<template>
<div class="item" style$="[[_getStyle(item)]]"><span>[[index]]</span> height: <span>[[item]]</span>
</div>
</template>
</iron-list>
<iron-list id="list2" items="[791, 671]" as="item" style="width: 710px; height: 453px;">
<template>
<div class="item" style$="[[_getStyle(item)]]"><span>[[index]]</span> height: <span>[[item]]</span>
</div>
</template>
</iron-list>
<iron-list items="[512, 256, 128, 64, 16, 16, 16, 16, 16, 16, 8, 4]" as="item" style="height: 256px;">
<template>
<div class="item" style$="[[_getStyle(item)]]"><span>[[index]]</span> height: <span>[[item]]</span>
</div>
</template>
</iron-list>
</template>
<script>
HTMLImports.whenReady(function() {
document.querySelector('template[is=dom-bind]')._getStyle = function(item) {
return 'height:' + item + 'px; ';
};
setTimeout(function() {
document.querySelector('#list').push('items', 251, 191, 151, 191, 51, 51, 51);
}, 100);
setTimeout(function() {
document.querySelector('#list2').push('items', 251, 191, 151, 191, 51, 51, 51);
}, 300);
});
</script>
</body>
</html>