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| 1 | +import 'package:day18_carousel/Animation/FadeAnimation.dart'; |
| 2 | +import 'package:flutter/material.dart'; |
| 3 | + |
| 4 | +void main() => runApp( |
| 5 | + MaterialApp( |
| 6 | + debugShowCheckedModeBanner: false, |
| 7 | + home: HomePage(), |
| 8 | + ) |
| 9 | +); |
| 10 | + |
| 11 | +class HomePage extends StatefulWidget { |
| 12 | + @override |
| 13 | + _HomePageState createState() => _HomePageState(); |
| 14 | +} |
| 15 | + |
| 16 | +class _HomePageState extends State<HomePage> { |
| 17 | + final List<List<String>> products = [ |
| 18 | + [ |
| 19 | + 'assets/images/watch-1.jpg', |
| 20 | + 'Hugo Boss Oxygen', |
| 21 | + '100 \$' |
| 22 | + ], |
| 23 | + [ |
| 24 | + 'assets/images/watch-2.jpg', |
| 25 | + 'Hugo Boss Signature', |
| 26 | + '120 \$' |
| 27 | + ], |
| 28 | + [ |
| 29 | + 'assets/images/watch-3.jpg', |
| 30 | + 'Casio G-Shock Premium', |
| 31 | + '80 \$' |
| 32 | + ] |
| 33 | + ]; |
| 34 | + |
| 35 | + int currentIndex = 0; |
| 36 | + |
| 37 | + void _next() { |
| 38 | + setState(() { |
| 39 | + if (currentIndex < products.length -1) { |
| 40 | + currentIndex++; |
| 41 | + } else { |
| 42 | + currentIndex = currentIndex; |
| 43 | + } |
| 44 | + }); |
| 45 | + } |
| 46 | + |
| 47 | + void _preve() { |
| 48 | + setState(() { |
| 49 | + if (currentIndex > 0) { |
| 50 | + currentIndex--; |
| 51 | + } else { |
| 52 | + currentIndex = 0; |
| 53 | + } |
| 54 | + }); |
| 55 | + } |
| 56 | + |
| 57 | + @override |
| 58 | + Widget build(BuildContext context) { |
| 59 | + return Scaffold( |
| 60 | + body: Container( |
| 61 | + child: Column( |
| 62 | + children: <Widget>[ |
| 63 | + GestureDetector( |
| 64 | + onHorizontalDragEnd: (DragEndDetails details) { |
| 65 | + if (details.velocity.pixelsPerSecond.dx > 0) { |
| 66 | + _preve(); |
| 67 | + } else if (details.velocity.pixelsPerSecond.dx < 0) { |
| 68 | + _next(); |
| 69 | + } |
| 70 | + }, |
| 71 | + child: FadeAnimation(.8, Container( |
| 72 | + width: double.infinity, |
| 73 | + height: 550, |
| 74 | + decoration: BoxDecoration( |
| 75 | + image: DecorationImage( |
| 76 | + image: AssetImage(products[currentIndex][0]), |
| 77 | + fit: BoxFit.cover |
| 78 | + ) |
| 79 | + ), |
| 80 | + child: Container( |
| 81 | + decoration: BoxDecoration( |
| 82 | + gradient: LinearGradient( |
| 83 | + begin: Alignment.bottomRight, |
| 84 | + colors: [ |
| 85 | + Colors.grey[700].withOpacity(.9), |
| 86 | + Colors.grey.withOpacity(.0), |
| 87 | + ] |
| 88 | + ) |
| 89 | + ), |
| 90 | + child: Column( |
| 91 | + mainAxisAlignment: MainAxisAlignment.end, |
| 92 | + children: <Widget>[ |
| 93 | + FadeAnimation(1, Container( |
| 94 | + width: 90, |
| 95 | + margin: EdgeInsets.only(bottom: 60), |
| 96 | + child: Row( |
| 97 | + children: _buildIndicator(), |
| 98 | + ), |
| 99 | + )) |
| 100 | + ], |
| 101 | + ), |
| 102 | + ), |
| 103 | + )), |
| 104 | + ), |
| 105 | + Expanded( |
| 106 | + child: Transform.translate( |
| 107 | + offset: Offset(0, -40), |
| 108 | + child: FadeAnimation(1, Container( |
| 109 | + width: double.infinity, |
| 110 | + padding: EdgeInsets.all(30), |
| 111 | + decoration: BoxDecoration( |
| 112 | + color: Colors.white, |
| 113 | + borderRadius: BorderRadius.only(topLeft: Radius.circular(30), topRight: Radius.circular(30)) |
| 114 | + ), |
| 115 | + child: Column( |
| 116 | + crossAxisAlignment: CrossAxisAlignment.start, |
| 117 | + children: <Widget>[ |
| 118 | + FadeAnimation(1.3, Text(products[currentIndex][1], style: TextStyle(color: Colors.grey[800], fontSize: 40, fontWeight: FontWeight.bold),)), |
| 119 | + SizedBox(height: 15,), |
| 120 | + Row( |
| 121 | + children: <Widget>[ |
| 122 | + FadeAnimation(1.4, Text(products[currentIndex][2], style: TextStyle(color: Colors.yellow[700], fontWeight: FontWeight.bold, fontSize: 20),)), |
| 123 | + SizedBox(width: 10,), |
| 124 | + FadeAnimation(1.5, Row( |
| 125 | + children: <Widget>[ |
| 126 | + Icon(Icons.star, size: 18, color: Colors.yellow[700],), |
| 127 | + Icon(Icons.star, size: 18, color: Colors.yellow[700],), |
| 128 | + Icon(Icons.star, size: 18, color: Colors.yellow[700],), |
| 129 | + Icon(Icons.star, size: 18, color: Colors.yellow[700],), |
| 130 | + Icon(Icons.star_half, size: 18, color: Colors.yellow[700],), |
| 131 | + SizedBox(width: 5,), |
| 132 | + Text("(4.2/70 reviews)", style: TextStyle(color: Colors.grey, fontSize: 12),) |
| 133 | + ], |
| 134 | + )) |
| 135 | + ], |
| 136 | + ), |
| 137 | + Expanded( |
| 138 | + child: Align( |
| 139 | + alignment: Alignment.bottomCenter, |
| 140 | + child: FadeAnimation(1.7, Container( |
| 141 | + height: 45, |
| 142 | + decoration: BoxDecoration( |
| 143 | + color: Colors.yellow[700], |
| 144 | + borderRadius: BorderRadius.circular(8) |
| 145 | + ), |
| 146 | + child: Center( |
| 147 | + child: Text("ADD TO CART", style: TextStyle(fontWeight: FontWeight.bold),), |
| 148 | + ), |
| 149 | + )), |
| 150 | + ), |
| 151 | + ) |
| 152 | + ], |
| 153 | + ), |
| 154 | + )), |
| 155 | + ), |
| 156 | + ) |
| 157 | + ], |
| 158 | + ), |
| 159 | + ), |
| 160 | + ); |
| 161 | + } |
| 162 | + |
| 163 | + Widget _indicator(bool isActive) { |
| 164 | + return Expanded( |
| 165 | + child: Container( |
| 166 | + height: 4, |
| 167 | + margin: EdgeInsets.only(right: 5), |
| 168 | + decoration: BoxDecoration( |
| 169 | + borderRadius: BorderRadius.circular(50), |
| 170 | + color: isActive ? Colors.grey[800] : Colors.white |
| 171 | + ), |
| 172 | + ), |
| 173 | + ); |
| 174 | + } |
| 175 | + |
| 176 | + List<Widget> _buildIndicator() { |
| 177 | + List<Widget> indicators = []; |
| 178 | + for(int i = 0; i < products.length; i++) { |
| 179 | + if (currentIndex == i) { |
| 180 | + indicators.add(_indicator(true)); |
| 181 | + } else { |
| 182 | + indicators.add(_indicator(false)); |
| 183 | + } |
| 184 | + } |
| 185 | + |
| 186 | + return indicators; |
| 187 | + } |
| 188 | +} |
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