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Commit 6e410fd8 authored by Adam Barth's avatar Adam Barth
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Remove MimicOverlay 

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parent ac266c67
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examples/widgets/pop_out_and_expand.dart deleted 100644 → 0
View file @ ac266c67
// 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.
import 'package:sky/theme/colors.dart' as colors;
import 'package:sky/widgets.dart';
class GreenCard extends Component {
GreenCard({ this.child });
Widget child;
Widget build() {
return new Container(
decoration: new BoxDecoration(
backgroundColor: const Color(0xFF0000FF),
border: new Border.all(
color: const Color(0xFF00FF00),
width: 10.0
)
),
child: new Center(child: child)
);
}
}
class CardData {
final GlobalKey key;
final String content;
CardData({ this.key, this.content });
}
class ExampleApp extends App {
ExampleApp() {
for (int i = 0; i < 20; ++i) {
_data.add(new CardData(
key: new GlobalKey(),
content: '$i'
));
}
}
final List<CardData> _data = new List<CardData>();
GlobalKey _overlay;
Widget _buildCard(CardData cardData) {
return new GestureDetector(
onTap: () {
setState(() {
_overlay = cardData.key;
});
},
child: new Container(
height: 100.0,
margin: new EdgeDims.symmetric(horizontal: 20.0, vertical: 4.0),
child: new Mimicable(
key: cardData.key,
child: new GreenCard(child: new Text(cardData.content))
)
)
);
}
Rect _targetRect;
void _handleOverlaySizeChanged(Size size) {
setState(() {
_targetRect = Point.origin & size;
});
}
Widget build() {
List<Widget> cards = new List<Widget>();
for (int i = 0; i < _data.length; ++i) {
cards.add(_buildCard(_data[i]));
}
return new IconTheme(
data: const IconThemeData(color: IconThemeColor.white),
child: new Theme(
data: new ThemeData(
brightness: ThemeBrightness.light,
primarySwatch: colors.Blue,
accentColor: colors.RedAccent[200]
),
child: new Scaffold(
toolbar: new ToolBar(
left: new IconButton(
icon: "navigation/arrow_back",
onPressed: () {
setState(() {
_overlay = null;
});
}
)
),
body: new SizeObserver(
callback: _handleOverlaySizeChanged,
child: new MimicOverlay(
overlay: _overlay,
duration: const Duration(milliseconds: 5000),
targetRect: _targetRect,
children: [ new Block(cards) ]
)
)
)
)
);
}
}
void main() {
runApp(new ExampleApp());
}
packages/flutter/lib/src/widgets/mimic_overlay.dart deleted 100644 → 0
View file @ ac266c67
// 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.
import 'package:sky/animation.dart';
import 'package:sky/src/widgets/animated_component.dart';
import 'package:sky/src/widgets/basic.dart';
import 'package:sky/src/widgets/framework.dart';
import 'package:sky/src/widgets/mimic.dart';
class MimicOverlay extends AnimatedComponent {
MimicOverlay({
Key key,
this.children,
this.overlay,
this.duration: const Duration(milliseconds: 200),
this.curve: linear,
this.targetRect
}) : super(key: key);
List<Widget> children;
GlobalKey overlay;
Duration duration;
Curve curve;
Rect targetRect;
void syncConstructorArguments(MimicOverlay source) {
children = source.children;
duration = source.duration;
_expandPerformance.duration = duration;
targetRect = source.targetRect;
_mimicBounds.end = targetRect;
if (_expandPerformance.isCompleted) {
_mimicBounds.value = _mimicBounds.end;
}
curve = source.curve;
_mimicBounds.curve = curve;
if (overlay != source.overlay) {
overlay = source.overlay;
if (_expandPerformance.isDismissed) {
_activeOverlay = overlay;
} else {
_expandPerformance.reverse();
}
}
}
void initState() {
_mimicBounds = new AnimatedRect(new Rect(), curve: curve);
_mimicBounds.end = targetRect;
_expandPerformance = new AnimationPerformance()
..duration = duration
..addVariable(_mimicBounds)
..addListener(_handleAnimationTick)
..addStatusListener(_handleAnimationStatusChanged);
watch(_expandPerformance);
}
GlobalKey _activeOverlay;
AnimatedRect _mimicBounds;
AnimationPerformance _expandPerformance;
void _handleAnimationStatusChanged(AnimationStatus status) {
if (status == AnimationStatus.dismissed) {
setState(() {
_activeOverlay = overlay;
});
}
}
void _handleAnimationTick() {
if (_activeOverlay == null)
return;
_updateMimicBounds();
}
void _updateMimicBounds() {
Mimicable mimicable = GlobalKey.getWidget(_activeOverlay) as Mimicable;
Rect globalBounds = mimicable.globalBounds;
if (globalBounds == null)
return;
Rect localBounds = globalToLocal(globalBounds.topLeft) & globalBounds.size;
if (localBounds == _mimicBounds.begin)
return;
setState(() {
_mimicBounds.begin = localBounds;
if (_expandPerformance.isDismissed)
_mimicBounds.value = _mimicBounds.begin;
});
}
void _handleMimicReady() {
_updateMimicBounds();
if (_expandPerformance.isDismissed)
_expandPerformance.forward();
}
Widget build() {
List<Widget> layers = new List<Widget>();
if (children != null)
layers.addAll(children);
if (_activeOverlay != null) {
layers.add(
new Positioned(
left: _mimicBounds.value.left,
top: _mimicBounds.value.top,
child: new SizedBox(
width: _mimicBounds.value.width,
height: _mimicBounds.value.height,
child: new Mimic(
onMimicReady: _handleMimicReady,
original: _activeOverlay
)
)
)
);
}
return new Stack(layers);
}
}
packages/flutter/lib/widgets.dart
View file @ 6e410fd8
......@@ -36,7 +36,6 @@ export 'package:sky/src/widgets/input.dart';
export 'package:sky/src/widgets/material.dart';
export 'package:sky/src/widgets/material_button.dart';
export 'package:sky/src/widgets/mimic.dart';
export 'package:sky/src/widgets/mimic_overlay.dart';
export 'package:sky/src/widgets/mixed_viewport.dart';
export 'package:sky/src/widgets/modal_overlay.dart';
export 'package:sky/src/widgets/navigator.dart';
......
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