Index: pkg/polymer/lib/elements/polymer-ui-card/polymer-ui-card.html |
diff --git a/pkg/polymer/lib/elements/polymer-ui-card/polymer-ui-card.html b/pkg/polymer/lib/elements/polymer-ui-card/polymer-ui-card.html |
new file mode 100644 |
index 0000000000000000000000000000000000000000..867110cf2ed73edcb1d6e2c34540d9abeba019a3 |
--- /dev/null |
+++ b/pkg/polymer/lib/elements/polymer-ui-card/polymer-ui-card.html |
@@ -0,0 +1,129 @@ |
+<!-- |
+Copyright 2013 The Polymer Authors. All rights reserved. |
+Use of this source code is governed by a BSD-style |
+license that can be found in the LICENSE file. |
+--> |
+ |
+<!-- |
+/** |
+ * @module Polymer UI Elements |
+ */ |
+/** |
+ * polymer-ui-card <b>(WIP)</b> |
+ * |
+ * Example: |
+ * |
+ * <polymer-ui-card> |
+ * ... |
+ * </polymer-ui-card> |
+ * |
+ * @class polymer-ui-card |
+ */ |
+/** |
+ * Fired when the card is swiped away. |
+ * |
+ * @event polymer-card-swipe-away |
+ */ |
+--> |
+<link rel="import" href="../polymer/polymer.html"> |
+ |
+<polymer-element name="polymer-ui-card" attributes="swipeable noCurve" |
+ on-trackstart="{{trackStart}}" on-track="{{track}}" on-trackend="{{trackEnd}}" on-flick="{{flick}}"> |
+ <template> |
+ <link rel="stylesheet" href="polymer-ui-card.css"> |
+ <content></content> |
+ </template> |
+ <script> |
+ Polymer('polymer-ui-card', { |
+ /** |
+ * If true, the card can be swiped. |
+ * |
+ * @attribute swipeable |
+ * @type boolean |
+ * @default false |
+ */ |
+ swipeable: false, |
+ noCurve: false, |
+ offsetRatio: 0.2, |
+ widthRatio: 3, |
+ ready: function() { |
+ this.setAttribute('touch-action', 'pan-y'); |
+ this.transitionEndListener = this.transitionEnd.bind(this); |
+ }, |
+ leftView: function() { |
+ this.removeListeners(); |
+ }, |
+ addListeners: function() { |
+ this.addEventListener('webkitTransitionEnd', |
+ this.transitionEndListener); |
+ this.addEventListener('transitionend', this.transitionEndListener); |
+ }, |
+ removeListeners: function() { |
+ this.removeEventListener('webkitTransitionEnd', |
+ this.transitionEndListener); |
+ this.removeEventListener('transitionend', this.transitionEndListener); |
+ }, |
+ swipeableChanged: function() { |
+ if (this.swipeable) { |
+ this.addListeners(); |
+ } else { |
+ this.removeListeners(); |
+ } |
+ }, |
+ animate: function(x) { |
+ var s = this.style; |
+ var d = x > 0 ? 1 : -1; |
+ var w = this.w * this.widthRatio; |
+ var x1 = Math.max(0, Math.abs(x) - this.w * this.offsetRatio); |
+ var r = Math.max(0, (w - x1) / w); |
+ var y = w - Math.sqrt(w * w - x1 * x1); |
+ var deg = (1 - r) * d * 90; |
+ s.opacity = r; |
+ var translate = 'translate3d(' + x + 'px,' + |
+ (this.noCurve ? 0 : y) + 'px,0)'; |
+ var rotate = 'rotate(' + deg + 'deg)'; |
+ s.webkitTransform = s.mozTransform = s.msTransform = s.transform = |
+ translate + (this.noCurve ? '' : ' ' + rotate); |
+ }, |
+ trackStart: function(e) { |
+ if (this.swipeable) { |
+ e.preventTap(); |
+ this.w = this.offsetWidth; |
+ this.classList.add('dragging'); |
+ } |
+ }, |
+ track: function(e) { |
+ if (this.swipeable) { |
+ this.animate(e.dx); |
+ } |
+ }, |
+ trackEnd: function(e) { |
+ if (this.swipeable) { |
+ this.swipeEnd(Math.abs(e.dx) > this.w / 2 && e.dx * e.xDirection > 0, |
+ e.dx > 0); |
+ } |
+ }, |
+ flick: function(e) { |
+ if (this.swipeable && !this.away) { |
+ var v = e.xVelocity; |
+ this.swipeEnd(Math.abs(v) > 2, v > 0); |
+ } |
+ }, |
+ swipeEnd: function(away, dir) { |
+ this.classList.remove('dragging'); |
+ this.away = away; |
+ if (away) { |
+ var w = this.w * this.widthRatio; |
+ this.animate(dir ? w : -w); |
+ } else { |
+ this.animate(0); |
+ } |
+ }, |
+ transitionEnd: function() { |
+ if (this.away) { |
+ this.fire('polymer-card-swipe-away'); |
+ } |
+ } |
+ }); |
+ </script> |
+</polymer-element> |