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Copyright (C) 2018 The Android Open Source Project

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
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<link rel="import" href="../gr-opacity-diff-mode/gr-opacity-diff-mode.html">
<link rel="import" href="../gr-resemble-diff-mode/gr-resemble-diff-mode.html">

<dom-module id="gr-image-diff-tool">
  <template>
    <style>
      :host {
        background-color: var(--table-header-background-color, #fafafa);
        display: block;
        font-family: var(--font-family);
      }
      #header {
        align-items: center;
        border-bottom: 1px solid var(--border-color, #ddd);
        border-top: 1px solid var(--border-color, #ddd);
        display: inline-flex;
        padding: .5em;
        width: 100%;
      }
      h3 {
        padding: 0 .5em;
      }
      #dropdown {
        background-color: var(--view-background-color);
        border: 1px solid var(--border-color);
        border-radius: 2px;
        color: var(--primary-text-color);
        font-size: var(--font-size-normal);
        height: 2em;
        margin-left: 1em;
        padding: 0 .15em;
      }
      .diffmode {
        align-items: center;
        display: flex;
        justify-content: center;
      }
    </style>
    <div id="header">
      <h3>Image diff</h3>
      <select value="{{_observeMode::change}}" id="dropdown">
        <option value="resemble" title="Scale the images to the same size and compute a diff with highlights">Highlight differences</option>
        <option value="opacity" title="Overlay the new image over the old and use an opacity control to view the differences">Onion skin</option>
      </select>
    </div>
    <div class="diffmode">
      <template is="dom-if" if="[[_showResembleMode]]" restamp="true">
        <gr-resemble-diff-mode
            base-image="[[baseImage]]"
            revision-image="[[revisionImage]]"></gr-resemble-diff-mode>
      </template>
    </div>
    <div class="diffmode">
      <template is="dom-if" if="[[_showOpacityMode]]" restamp="true">
        <gr-opacity-diff-mode
            base-image="[[baseImage]]"
            revision-image="[[revisionImage]]"></gr-opacity-diff-mode>
      </template>
    </div>
  </template>
  <script src="gr-image-diff-tool.js"></script>
</dom-module>