<!– @license Copyright © 2015 The Polymer Project Authors. All rights reserved. This code may only be used under the BSD style license found at polymer.github.io/LICENSE.txt The complete set of authors may be found at polymer.github.io/AUTHORS.txt The complete set of contributors may be found at 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 polymer.github.io/PATENTS.txt –> <!doctype html> <html> <head>

<title>paper-progress demo</title>

<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="../../paper-styles/color.html">
<link rel="import" href="../../iron-demo-helpers/demo-snippet.html">
<link rel="import" href="../../iron-demo-helpers/demo-pages-shared-styles.html">
<link rel="import" href="../paper-progress.html">
<link rel="import" href="../../paper-button/paper-button.html">

<style is="custom-style" include="demo-pages-shared-styles">
  paper-progress {
    display: block;
    width: 100%;
    margin: 20px 0;
  }
  paper-button {
    display: inline-block;
    padding: 5px;
  }
</style>

</head> <body unresolved>

<div class="vertical-section-container centered">
  <h3>paper-progress can be imperatively controlled</h3>
  <demo-snippet class="centered-demo">
    <template>
      <p>Once started, loops 5 times before stopping.
        <!-- View the source code to see the contents of startProgress() -->
        <paper-button raised onclick="startProgress();" id="start">Start</paper-button>
      </p>
      <paper-progress id="progress"></paper-progress>
    </template>
  </demo-snippet>

  <h3>paper-progress can be indeterminate with a custom duration</h3>
  <demo-snippet class="centered-demo">
    <template>
      <style is="custom-style">
        paper-progress.slow {
          --paper-progress-indeterminate-cycle-duration: 20s;
        }
      </style>
      <paper-progress indeterminate></paper-progress>
      <paper-progress indeterminate class="slow"></paper-progress>
    </template>
  </demo-snippet>

  <h3>It can be styled using custom properties</h3>
  <demo-snippet class="centered-demo">
    <template>
      <style is="custom-style">
        paper-progress.blue {
          --paper-progress-active-color: var(--paper-light-blue-500);
          --paper-progress-secondary-color: var(--paper-light-blue-100);
        }

        paper-progress.red {
          --paper-progress-active-color: var(--paper-red-500);
          --paper-progress-secondary-color: var(--paper-red-100);
        }

        paper-progress.green {
          --paper-progress-active-color: var(--paper-light-green-500);
          --paper-progress-secondary-color: var(--paper-light-green-100);
        }
      </style>
      <paper-progress value="800" min="100" max="1000" class="red"></paper-progress>
      <paper-progress value="60" class="green"></paper-progress>
      <paper-progress value="40" secondary-progress="80" class="blue"></paper-progress>
    </template>
  </demo-snippet>
</div>

<script>
  var progress, button;
  var repeat, maxRepeat = 5, animating = false;

  function nextProgress() {
    animating = true;
    if (progress.value < progress.max) {
      progress.value += (progress.step || 1);
    } else {
      if (++repeat >= maxRepeat) {
        animating = false;
        button.disabled = false;
        return;
      }
      progress.value = progress.min;
    }
    requestAnimationFrame(nextProgress);
  }

  function startProgress() {
    repeat = 0;
    progress.value = progress.min;
    button.disabled = true;
    if (!animating) {
      nextProgress();
    }
  }

  window.addEventListener('WebComponentsReady', function() {
    progress = document.querySelector('paper-progress');
    button = document.querySelector('paper-button');
  });

</script>

</body> </html>