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app-widgets.html
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app-widgets.html
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<!DOCTYPE html>
<link rel="import" href="bower_components/polymer/polymer.html">
<script src="dynamics.js"></script>
<script src="scrolling.js"></script>
<style>
html {
height: 100%;
}
body {
display: block;
height: 100%;
margin: 0;
}
</style>
<polymer-element name="app-frame">
<template>
<style>
:host {
display: flex;
flex-direction: column;
background-color: white;
height: 100%;
position: relative;
overflow: hidden;
}
</style>
<content></content>
</template>
<script>
Polymer('app-frame', {
});
</script>
</polymer-element>
<polymer-element name="app-column">
<template>
<style>
:host {
position: relative;
overflow: hidden;
display: flex;
flex-direction: column;
flex: 1;
flex-shrink: 0;
}
:host([scrollable]) {
overflow-y: auto;
}
</style>
<content></content>
</template>
<script>
Polymer('app-column', {
});
</script>
</polymer-element>
<polymer-element name="app-drawer" attributes="active">
<template>
<style>
#content {
display: none;
position: absolute;
top: 0;
left: 0;
width: 300px;
bottom: 0;
background-color: white;
overflow-y: scroll;
will-change: transform;
transform: translateX(-300px);
}
#mask {
display: none;
position: absolute;
top: 0;
left: 0;
right: 0;
bottom: 0;
opacity: 0;
will-change: opacity;
background-color: black;
transform: translateZ(0);
}
</style>
<div id="mask" on-tap="{{ toggle }}"></div>
<div id="content">
<content></content>
</div>
</template>
<script>
Polymer('app-drawer', {
active: false,
toggle: function() {
this.controller.toggle();
},
enteredView: function() {
var content = this.$.content;
var mask = this.$.mask;
this.controller = new DrawerController({
target: this,
left: 0,
right: 300,
position: 0,
curve: 'ease-in-out',
willOpen: function() {
mask.style.display = 'block';
content.style.display = 'block';
this.active = true;
},
didClose: function() {
mask.style.display = 'none';
content.style.display = 'none';
this.active = false;
},
onAnimate: function(position) {
// FIXME: We should animate the opacity from zero, but that triggers http://crbug.com/328106
mask.style.opacity = (position / 300) * 0.2;
content.style.transform = 'translateX(' + (position - 300) + 'px)';
},
});
},
});
</script>
</polymer-element>
<polymer-element name="app-dismissable-list">
<template>
<style>
:host {
display: block;
height: 100%;
}
</style>
<content></content>
</template>
<script>
function getTransformValue(item) {
return item.transformValue_ || 0;
}
Polymer('app-dismissable-list', {
dismissInProgressCount: 0,
ready: function() {
this.itemsToRemove = [];
this.itemsToAnimate = [];
},
queueDismissal: function() {
this.dismissInProgressCount++;
},
unqueueDismissal: function() {
this.dismissInProgressCount--;
if (this.dismissInProgressCount > 0)
return;
this.startAnimation();
},
startAnimation: function() {
if (!this.itemsToAnimate.length) {
this.onAnimationComplete();
return;
}
// Iterate over all to deactivate further dismissal until
// all animations are complete.
for (var i = 1, len = this.children.length; i < len; ++i) {
var item = this.children[i];
item.controller.setActive(false);
if (item.animationController)
item.animationController.startAnimation();
}
},
onItemAnimate: function(item, position) {
item.style.WebkitTransform = 'translate3d(0,' + position + 'px,0)';
},
onAnimationComplete: function(item) {
var index = this.itemsToAnimate.indexOf(item);
if (index > -1)
this.itemsToAnimate.splice(index, 1);
// We have pending animations, defer completion.
if (this.itemsToAnimate.length)
return;
if (this.itemsToRemove.length) {
this.fire('dismiss-items', { items: this.itemsToRemove });
this.itemsToRemove = [];
}
for (var i = 1, len = this.children.length; i < len; ++i) {
var item = this.children[i];
item.controller.setActive(true);
item.animationController = null;
item.style.opacity = '';
}
},
dismissItem: function(item) {
var itemIndex = Array.prototype.indexOf.call(this.children, item);
var itemYTranslate = getTransformValue(item);
this.itemsToRemove.push(item);
var height = this.children[itemIndex].offsetHeight;
function isVisuallyAfterDismissedItem(subject, index, yTranslate) {
if (yTranslate > itemYTranslate)
return true;
if (yTranslate == itemYTranslate && itemIndex < index)
return true;
return false;
}
for (var i = 0, len = this.children.length; i < len; ++i) {
var item = this.children[i];
var currentYTranslate = getTransformValue(item);
if (!isVisuallyAfterDismissedItem(item, i, currentYTranslate))
continue;
var previousTarget = item.animationController ?
item.animationController.targetPosition : currentYTranslate;
if (!item.animationController)
this.itemsToAnimate.push(item);
item.animationController = new AnimationController({
startLater: true,
onAnimate: this.onItemAnimate.bind(this, item),
onAnimateComplete: this.onAnimationComplete.bind(this, item),
duration: 200,
targetPosition: previousTarget - height,
startPosition: currentYTranslate,
curve: 'ease-in-out',
});
}
},
dismissItemAnimateHeight: function(item) {
// FIXME: Animation doesn't work with items transformed out of
// their DOM order.
this.itemsToRemove.push(item);
// Remove padding and set the height so that the height animation
// goes from the current height to 0 instead of current height to
// the padding height.
item.style.height = item.clientHeight + 'px';
item.style.padding = 0;
// Empty the contents of the item to make layouts fast.
item.children_ = item.children;
item.textContent = '';
// Force a layout to get the above styling to take before the start
// of the animation.
item.offsetTop;
item.style.height = 0;
item.style.transition = "height 0.2s ease-in-out";
var onTransitionEnd = function() {
item.removeEventListener('webkitTransitionEnd', onTransitionEnd);
for (var i = 0, len = item.children_.length; i < len; ++i)
item.appendChild(item.children_[i]);
item.children_ = null;
item.style.transition = '';
item.style.padding = '';
item.style.border = '';
item.style.opacity = '';
item.style.height = '';
var currentY = getTransformValue(item);
item.style.WebkitTransform = 'translate3d(0,' + currentY + 'px,0)';
this.fire('dismiss-items', { items: this.itemsToRemove });
this.itemsToRemove = [];
}.bind(this);
item.addEventListener('webkitTransitionEnd', onTransitionEnd);
},
});
</script>
</polymer-element>
<polymer-element name="app-dismissable-item">
<template>
<style>
:host {
display: block;
-webkit-transform: translate3d(0,0,0);
flex-shrink: 0;
}
</style>
<content></content>
</template>
<script>
Polymer('app-dismissable-item', {
animateHeight: false,
enteredView: function() {
this.animateHeight = window.location.search.indexOf('animateHeightOnDismiss') != -1;
this.style.WebkitTransform = 'translate3d(0,0,0)';
this.controller = new DismissController({
target: this,
curve: 'ease-in-out',
onStart: function() {
if (!this.animateHeight)
this.parentNode.queueDismissal();
},
onMove: function(position) {
var width = this.offsetWidth;
this.style.opacity = (width - Math.abs(position)) / width;
var currentY = getTransformValue(this);
this.style.WebkitTransform = 'translate3d(' + position + 'px,' + currentY + 'px,0)';
},
onCanceled: function() {
if (!this.animateHeight)
this.parentNode.unqueueDismissal();
},
onDismiss: function(direction) {
if (!this.animateHeight) {
this.parentNode.dismissItem(this);
this.parentNode.unqueueDismissal();
} else
this.parentNode.dismissItemAnimateHeight(this);
},
});
},
});
</script>
</polymer-element>
<polymer-element name="app-scrollarea-toolbar" attributes="location for">
<template>
<style>
:host {
display: block;
position: absolute;
left: 0;
right: 0;
-webkit-transform: translate3d(0,0,0);
flex-shrink: 0;
}
</style>
<content></content>
</template>
<script>
function findParentTreeScope(node) {
while(node.parentNode)
node = node.parentNode;
return node;
}
Polymer('app-scrollarea-toolbar', {
for: null,
location: 'top',
enteredView: function() {
if (this.location == 'top')
this.style.top = 0;
else
this.style.bottom = 0;
var scrollArea = findParentTreeScope(this).getElementById(this['for']);
this.controller = new ScrollAreaToolbarController({
target: this,
scrollArea: scrollArea,
onMove: function(position) {
var translateY = this.location == 'top' ? -position : position;
this.style.WebkitTransform = 'translate3d(0,' + translateY + 'px,0)';
},
});
},
});
</script>
</polymer-element>
<polymer-element name="app-list" attributes="height count">
<template>
<style>
:host {
display: block;
overflow-y: scroll;
}
</style>
<div id="runway">
<content></content>
</div>
</template>
<script>
Polymer('app-list', {
height: 80, // Make sure this value lines up with .conversation.height
count: 500,
enteredView: function() {
this.$.runway.style.height = this.height * this.count + 'px';
this.data = new FakeDataProvider(this.count);
this.engine = new ScrollingEngine({
height: this.height,
container: this,
template: this.querySelector('template'),
dataProvider: this.data,
});
},
});
</script>
</polymer-element>
<polymer-element name="app-expand-menu">
<template>
<style>
#flyOut {
bottom: 10px;
display: none;
position: absolute;
right: 10px;
left: 0;
}
#expandButton {
background: #f2f2f2;
bottom: 11px;
height: 38px;
position: absolute;
right: 11px;
}
#mask {
-webkit-transform: translate3d(0,0,0);
background: linear-gradient(to top, #FFFFFF 200px, rgba(255, 255, 255, .5) 100%);
bottom: 0;
display: none;
left: 0;
position: absolute;
right: 0;
top: 0;
}
</style>
<div id="mask" on-tap="{{hide}}"></div>
<div id="flyOut" on-tap="{{hide}}">
<content select="*"></content>
</div>
<polymer-ui-icon-button icon="add" id="expandButton" on-tap="{{show}}"
theme="polymer-ui-light-theme"></polymer-ui-icon-button>
</template>
<script>
(function() {
'use strict';
var DURATION = 200;
function setOpacity(element, value) {
// FIXME: We should animate the opacity from zero, but that triggers http://crbug.com/328106
element.style.opacity = Math.max(.01, value);
}
function setDisplayNone(element) {
element.style.display = 'none';
}
function fadeInAnimation(element, initialDisplay) {
element.style.display = initialDisplay;
new AnimationController({
onAnimate: setOpacity.bind(null, element),
onAnimateComplete: function() {},
duration: DURATION,
targetPosition: 1,
startPosition: 0,
curve: 'ease-in-out'
});
}
function fadeOutAnimation(element) {
new AnimationController({
onAnimate: setOpacity.bind(null, element),
onAnimateComplete: setDisplayNone.bind(null, element),
duration: DURATION,
targetPosition: 0,
startPosition: 1,
curve: 'ease-in-out'
});
}
Polymer('app-expand-menu', {
show: function() {
this.$.flyOut.style.display = 'block';
this.$.mask.style.display = 'block';
var items = this.children;
var translateY = 0;
for (var i = items.length - 1; i >= 0; i--) {
var item = items[i];
item.animationController = new AnimationController({
onAnimate: this.onItemAnimate.bind(this, item),
onAnimateComplete: function() {},
duration: DURATION,
targetPosition: translateY,
startPosition: 0,
curve: 'ease-in-out'
});
fadeInAnimation(item, 'flex');
translateY -= 45;
}
fadeOutAnimation(this.$.expandButton);
fadeInAnimation(this.$.mask, 'block');
},
hide: function() {
var items = this.children;
var translateY = 0;
for (var i = items.length - 1; i >= 0; i--) {
var item = items[i];
if (i !== items.length - 1) {
new AnimationController({
onAnimate: this.onItemAnimate.bind(this, item),
onAnimateComplete: setDisplayNone.bind(null, item),
duration: DURATION,
targetPosition: 0,
startPosition: translateY,
curve: 'ease-in-out'
});
}
fadeOutAnimation(item);
translateY -= 45;
}
fadeInAnimation(this.$.expandButton, 'block');
fadeOutAnimation(this.$.mask);
},
onItemAnimate: function(item, position) {
item.style.WebkitTransform = 'translate3d(0,' + position + 'px,0)';
}
});
})();
</script>
</polymer-element>
<polymer-element name="app-expand-menu-item" attributes="label icon">
<template>
<style>
:host {
-webkit-transform: translate3d(0,0,0);
bottom: 2px;
cursor: pointer;
left: 0;
position: absolute;
right: 0;
white-space: nowrap;
}
polymer-ui-menu-item {
display: flex;
flex-direction: row-reverse;
padding: 0;
width: 100%;
}
polymer-ui-menu-item /shadow/ #label {
overflow: hidden;
text-overflow: ellipsis;
text-align: end;
width: 100%;
flex: 1;
align-self: center;
}
polymer-ui-menu-item /shadow/ polymer-ui-icon {
align-self: center;
margin-right: 9px
}
</style>
<polymer-ui-menu-item icon="{{icon}}" label="{{label}}"></polymer-ui-menu-item>
</template>
<script>
Polymer('app-expand-menu-item', {});
</script>
</polymer-element>