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// Copyright 2016 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.
/**
* @fileoverview 'cr-profile-avatar-selector' is an element that displays
* profile avatar icons and allows an avatar to be selected.
*/
/**
* @typedef {{url: string,
* label: string,
* index: (number),
* isGaiaAvatar: (boolean),
* selected: (boolean)}}
*/
export let AvatarIcon;
import {Polymer, html} from '//resources/polymer/v3_0/polymer/polymer_bundled.min.js';
import '../cr_button/cr_button.m.js';
import '../shared_vars_css.m.js';
import '../shared_style_css.m.js';
import {getImage} from '../../js/icon.m.js';
import '//resources/polymer/v3_0/paper-styles/color.js';
import '//resources/polymer/v3_0/paper-tooltip/paper-tooltip.js';
import './cr_profile_avatar_selector_grid.js';
Polymer({
is: 'cr-profile-avatar-selector',
_template: html`{__html_template__}`,
properties: {
/**
* The list of profile avatar URLs and labels.
* @type {!Array<!AvatarIcon>}
*/
avatars: {
type: Array,
value() {
return [];
}
},
/**
* The currently selected profile avatar icon, if any.
* @type {?AvatarIcon}
*/
selectedAvatar: {
type: Object,
notify: true,
},
ignoreModifiedKeyEvents: {
type: Boolean,
value: false,
},
/**
* The currently selected profile avatar icon index, or '-1' if none is
* selected.
* @type {number}
*/
tabFocusableAvatar_: {
type: Number,
computed: 'computeTabFocusableAvatar_(avatars, selectedAvatar)',
},
},
/**
* @param {number} index
* @return {string}
* @private
*/
getAvatarId_(index) {
return 'avatarId' + index;
},
/**
* @param {number} index
* @param {!AvatarIcon} item
* @return {string}
* @private
*/
getTabIndex_(index, item) {
if (item.index === this.tabFocusableAvatar_) {
return '0';
}
// If no avatar is selected, focus the first element of the grid on 'tab'.
if (this.tabFocusableAvatar_ === -1 && index === 0) {
return '0';
}
return '-1';
},
/**
* @return {number}
* @private
*/
computeTabFocusableAvatar_() {
const selectedAvatar =
this.avatars.find(avatar => this.isAvatarSelected(avatar));
return selectedAvatar ? selectedAvatar.index : -1;
},
/** @private */
getSelectedClass_(avatarItem) {
// TODO(dpapad): Rename 'iron-selected' to 'selected' now that this CSS
// class is not assigned by any iron-* behavior.
return this.isAvatarSelected(avatarItem) ? 'iron-selected' : '';
},
/**
* @param {AvatarIcon} avatarItem
* @return {string}
* @private
*/
getCheckedAttribute_(avatarItem) {
return this.isAvatarSelected(avatarItem) ? 'true' : 'false';
},
/**
* @param {AvatarIcon} avatarItem
* @return {boolean}
* @private
*/
isAvatarSelected(avatarItem) {
return !!avatarItem &&
(avatarItem.selected ||
(!!this.selectedAvatar &&
this.selectedAvatar.index === avatarItem.index));
},
/**
* @param {string} iconUrl
* @return {string} A CSS image-set for multiple scale factors.
* @private
*/
getIconImageSet_(iconUrl) {
return getImage(iconUrl);
},
/**
* @param {!Event} e
* @private
*/
onAvatarTap_(e) {
// |selectedAvatar| is set to pass back selection to the owner of this
// component.
this.selectedAvatar =
/** @type {!{model: {item: !AvatarIcon}}} */ (e).model.item;
},
});
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