116 lines
3.1 KiB
Dart
116 lines
3.1 KiB
Dart
// Copyright 2015 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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import 'package:flutter/material.dart';
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import 'stock_data.dart';
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import 'stock_arrow.dart';
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class _StockSymbolView extends StatelessWidget {
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_StockSymbolView({ this.stock, this.arrow });
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final Stock stock;
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final Widget arrow;
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@override
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Widget build(BuildContext context) {
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String lastSale = "\$${stock.lastSale.toStringAsFixed(2)}";
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String changeInPrice = "${stock.percentChange.toStringAsFixed(2)}%";
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if (stock.percentChange > 0)
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changeInPrice = "+" + changeInPrice;
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TextStyle headings = Theme.of(context).textTheme.body2;
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return new Container(
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padding: new EdgeInsets.all(20.0),
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child: new Column(
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children: <Widget>[
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new Row(
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children: <Widget>[
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new Text(
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'${stock.symbol}',
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style: Theme.of(context).textTheme.display2
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),
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arrow,
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],
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mainAxisAlignment: MainAxisAlignment.spaceBetween
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),
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new Text('Last Sale', style: headings),
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new Text('$lastSale ($changeInPrice)'),
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new Container(
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height: 8.0
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),
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new Text('Market Cap', style: headings),
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new Text('${stock.marketCap}'),
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new Container(
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height: 8.0
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),
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new RichText(
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text: new TextSpan(
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style: DefaultTextStyle.of(context).style.merge(new TextStyle(fontSize: 8.0)),
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text: 'Prices may be delayed by ',
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children: <TextSpan>[
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new TextSpan(text: 'several', style: new TextStyle(fontStyle: FontStyle.italic)),
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new TextSpan(text: ' years.'),
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]
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)
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),
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],
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mainAxisSize: MainAxisSize.min
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)
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);
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}
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}
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class StockSymbolPage extends StatelessWidget {
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StockSymbolPage({ this.stock });
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final Stock stock;
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@override
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Widget build(BuildContext context) {
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return new Scaffold(
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appBar: new AppBar(
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title: new Text(stock.name)
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),
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body: new Block(
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children: <Widget>[
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new Container(
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margin: new EdgeInsets.all(20.0),
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child: new Card(
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child: new _StockSymbolView(
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stock: stock,
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arrow: new Hero(
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tag: stock,
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turns: 2,
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child: new StockArrow(percentChange: stock.percentChange)
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)
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)
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)
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)
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]
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)
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);
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}
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}
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class StockSymbolBottomSheet extends StatelessWidget {
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StockSymbolBottomSheet({ this.stock });
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final Stock stock;
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@override
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Widget build(BuildContext context) {
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return new Container(
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padding: new EdgeInsets.all(10.0),
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decoration: new BoxDecoration(
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border: new Border(top: new BorderSide(color: Colors.black26))
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),
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child: new _StockSymbolView(
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stock: stock,
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arrow: new StockArrow(percentChange: stock.percentChange)
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)
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);
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}
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}
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