Index: third_party/polymer/v0_8/components-chromium/iron-image/iron-image-extracted.js |
diff --git a/third_party/polymer/v0_8/components-chromium/iron-image/iron-image-extracted.js b/third_party/polymer/v0_8/components-chromium/iron-image/iron-image-extracted.js |
deleted file mode 100644 |
index c9db9e191e583ffce19e32db7850ade02f5c29bc..0000000000000000000000000000000000000000 |
--- a/third_party/polymer/v0_8/components-chromium/iron-image/iron-image-extracted.js |
+++ /dev/null |
@@ -1,291 +0,0 @@ |
- |
- |
- Polymer({ |
- |
- is: 'iron-image', |
- |
- properties: { |
- /** |
- * The URL of an image. |
- * |
- * @attribute src |
- * @type string |
- * @default '' |
- */ |
- src: { |
- observer: '_srcChanged', |
- type: String, |
- value: '' |
- }, |
- |
- /** |
- * When true, the image is prevented from loading and any placeholder is |
- * shown. This may be useful when a binding to the src property is known to |
- * be invalid, to prevent 404 requests. |
- * |
- * @attribute preventLoad |
- * @type boolean |
- * @default false |
- */ |
- preventLoad: { |
- type: Boolean, |
- value: false |
- }, |
- |
- /** |
- * Sets a sizing option for the image. Valid values are `contain` (full |
- * aspect ratio of the image is contained within the element and |
- * letterboxed) or `cover` (image is cropped in order to fully cover the |
- * bounds of the element), or `null` (default: image takes natural size). |
- * |
- * @attribute sizing |
- * @type string |
- * @default null |
- */ |
- sizing: { |
- type: String, |
- value: null |
- }, |
- |
- /** |
- * When a sizing option is uzed (`cover` or `contain`), this determines |
- * how the image is aligned within the element bounds. |
- * |
- * @attribute position |
- * @type string |
- * @default 'center' |
- */ |
- position: { |
- type: String, |
- value: 'center' |
- }, |
- |
- /** |
- * When `true`, any change to the `src` property will cause the `placeholder` |
- * image to be shown until the |
- * |
- * @attribute preload |
- * @type boolean |
- * @default false |
- */ |
- preload: { |
- type: Boolean, |
- value: false |
- }, |
- |
- /** |
- * This image will be used as a background/placeholder until the src image has |
- * loaded. Use of a data-URI for placeholder is encouraged for instant rendering. |
- * |
- * @attribute placeholder |
- * @type string |
- * @default null |
- */ |
- placeholder: { |
- type: String, |
- value: null |
- }, |
- |
- /** |
- * When `preload` is true, setting `fade` to true will cause the image to |
- * fade into place. |
- * |
- * @attribute fade |
- * @type boolean |
- * @default false |
- */ |
- fade: { |
- type: Boolean, |
- value: false |
- }, |
- |
- /** |
- * Read-only value that is true when the image is loaded. |
- * |
- * @attribute preloaded |
- * @type boolean |
- * @default false |
- */ |
- loaded: { |
- notify: true, |
- type: Boolean, |
- value: false |
- }, |
- |
- /** |
- * Read-only value that tracks the loading state of the image when the `preload` |
- * option is used. |
- * |
- * @attribute loading |
- * @type boolean |
- * @default false |
- */ |
- loading: { |
- notify: true, |
- type: Boolean, |
- value: false |
- }, |
- |
- /** |
- * Can be used to set the width of image (e.g. via binding); size may also be |
- * set via CSS. |
- * |
- * @attribute width |
- * @type number |
- * @default null |
- */ |
- width: { |
- observer: '_widthChanged', |
- type: Number, |
- value: null |
- }, |
- |
- /** |
- * Can be used to set the height of image (e.g. via binding); size may also be |
- * set via CSS. |
- * |
- * @attribute height |
- * @type number |
- * @default null |
- */ |
- height: { |
- observer: '_heightChanged', |
- type: Number, |
- value: null |
- }, |
- |
- _placeholderBackgroundUrl: { |
- type: String, |
- computed: '_computePlaceholderBackgroundUrl(preload,placeholder)', |
- observer: '_placeholderBackgroundUrlChanged' |
- }, |
- |
- requiresPreload: { |
- type: Boolean, |
- computed: '_computeRequiresPreload(preload,loaded)' |
- }, |
- |
- canLoad: { |
- type: Boolean, |
- computed: '_computeCanLoad(preventLoad, src)' |
- } |
- |
- }, |
- |
- observers: [ |
- '_transformChanged(sizing, position)', |
- '_loadBehaviorChanged(canLoad, preload, loaded)', |
- '_loadStateChanged(src, preload, loaded)', |
- ], |
- |
- ready: function() { |
- if (!this.hasAttribute('role')) { |
- this.setAttribute('role', 'img'); |
- } |
- }, |
- |
- _computeImageVisibility: function() { |
- return !!this.sizing; |
- }, |
- |
- _computePlaceholderVisibility: function() { |
- return !this.preload || (this.loaded && !this.fade); |
- }, |
- |
- _computePlaceholderClassName: function() { |
- if (!this.preload) { |
- return ''; |
- } |
- |
- var className = 'fit'; |
- if (this.loaded && this.fade) { |
- className += ' faded-out'; |
- } |
- return className; |
- }, |
- |
- _computePlaceholderBackgroundUrl: function() { |
- if (this.preload && this.placeholder) { |
- return 'url(' + this.placeholder + ')'; |
- } |
- |
- return null; |
- }, |
- |
- _computeRequiresPreload: function() { |
- return this.preload && !this.loaded; |
- }, |
- |
- _computeCanLoad: function() { |
- return Boolean(!this.preventLoad && this.src); |
- }, |
- |
- _widthChanged: function() { |
- this.style.width = isNaN(this.width) ? this.width : this.width + 'px'; |
- }, |
- |
- _heightChanged: function() { |
- this.style.height = isNaN(this.height) ? this.height : this.height + 'px'; |
- }, |
- |
- _srcChanged: function(newSrc, oldSrc) { |
- if (newSrc !== oldSrc) { |
- this.loaded = false; |
- } |
- }, |
- |
- _placeholderBackgroundUrlChanged: function() { |
- this.$.placeholder.style.backgroundImage = |
- this._placeholderBackgroundUrl; |
- }, |
- |
- _transformChanged: function() { |
- var placeholderStyle = this.$.placeholder.style; |
- |
- this.style.backgroundSize = |
- placeholderStyle.backgroundSize = this.sizing; |
- |
- this.style.backgroundPosition = |
- placeholderStyle.backgroundPosition = |
- this.sizing ? this.position : null; |
- |
- this.style.backgroundRepeat = |
- placeholderStyle.backgroundRepeat = |
- this.sizing ? 'no-repeat' : null; |
- }, |
- |
- _loadBehaviorChanged: function() { |
- var img; |
- |
- if (!this.canLoad) { |
- return; |
- } |
- |
- if (this.requiresPreload) { |
- img = new Image(); |
- img.src = this.src; |
- |
- this.loading = true; |
- |
- img.onload = function() { |
- this.loading = false; |
- this.loaded = true; |
- }.bind(this); |
- } else { |
- this.loaded = true; |
- } |
- }, |
- |
- _loadStateChanged: function() { |
- if (this.requiresPreload) { |
- return; |
- } |
- |
- if (this.sizing) { |
- this.style.backgroundImage = this.src ? 'url(' + this.src + ')': ''; |
- } else { |
- this.$.img.src = this.src || ''; |
- } |
- } |
- }); |
- |