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// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
var DIGIT_LENGTH = 0.6;
Polymer({
is: 'viewer-page-selector',
properties: {
/**
* The number of pages the document contains.
*/
docLength: {
type: Number,
value: 1,
observer: 'docLengthChanged'
},
/**
* The current page being viewed (1-based).
*/
pageNo: {
type: String,
value: '1'
}
},
pageNoCommitted: function() {
var page = parseInt(this.pageNo);
if (!isNaN(page)) {
this.fire('change-page', {page: page - 1});
}
},
docLengthChanged: function() {
var numDigits = this.docLength.toString().length;
this.$.pageselector.style.width = (numDigits * DIGIT_LENGTH) + 'em';
},
select: function() {
this.$.input.select();
}
});
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