Created
November 29, 2020 18:09
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Custom Appbar Curved Widget Flutter
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import 'package:flutter/material.dart'; | |
class AppBarCustomCurved extends StatelessWidget { | |
@override | |
Widget build(BuildContext context) { | |
return CustomPaint( | |
painter: ShadowPainter(), | |
child: ClipPath( | |
clipper: CurveClipper(), | |
child: Stack( | |
children: <Widget>[ | |
new Container( | |
width: double.infinity, | |
height: 180.0, | |
decoration: BoxDecoration( | |
gradient: LinearGradient( | |
begin: FractionalOffset.centerLeft, | |
end: FractionalOffset.centerRight, | |
colors: [const Color(0xFF5d65ba) , const Color(0xFF673b86)], | |
stops: [0.4,1.0] | |
) | |
), | |
child:Column( | |
//mainAxisAlignment:MainAxisAlignment.center, | |
children: <Widget>[ | |
AppBar( | |
backgroundColor: Colors.transparent, | |
elevation: 0.0, | |
centerTitle:true, | |
title: Text( | |
'Next Flight From DxB - SYD', | |
style: TextStyle( | |
color: Colors.white, | |
fontSize: 16.0 | |
), | |
), | |
leading:IconButton( | |
onPressed: null, | |
icon: Icon(Icons.menu,color: Colors.white), | |
), | |
actions: <Widget>[ | |
IconButton( | |
onPressed: null, | |
icon: Icon(Icons.more_vert,color: Colors.white), | |
) | |
], | |
), | |
CustomPaint( | |
painter:CirclePaint(), | |
), | |
Row( | |
mainAxisAlignment: MainAxisAlignment.center, | |
children: <Widget>[ | |
BigAndSmallText( | |
firstText: '8', | |
fontSize: 30.0, | |
color: Colors.white, | |
secondText: 'hrs', | |
), | |
Padding( | |
padding: const EdgeInsets.only(left:15.0), | |
child: BigAndSmallText( | |
firstText: '12', | |
color: Colors.white, | |
secondText: 'min', | |
fontSize: 30.0, | |
), | |
) | |
], | |
), | |
Padding( | |
padding: const EdgeInsets.only(top:15.0), | |
child: Row( | |
mainAxisAlignment: MainAxisAlignment.center, | |
children: <Widget>[ | |
Icon(Icons.card_travel,color: Colors.white,size: 24.0,), | |
Padding( | |
padding: const EdgeInsets.only(left:5.0), | |
child: Text( | |
'180 Seats Available', | |
style: TextStyle( | |
color: Colors.white, | |
fontSize: 13.0 | |
), | |
), | |
) | |
], | |
), | |
) | |
], | |
) | |
), | |
], | |
), | |
), | |
); | |
} | |
} | |
class BigAndSmallText extends StatelessWidget { | |
final String firstText; | |
final String secondText; | |
final Color color; | |
final double fontSize; | |
final double smallFontSize; | |
BigAndSmallText({ | |
this.firstText = '', | |
this.secondText = '', | |
this.color = Colors.black45, | |
this.fontSize = 19.0, | |
this.smallFontSize = 13.0 | |
}); | |
@override | |
Widget build(BuildContext context) { | |
return Row( | |
crossAxisAlignment: CrossAxisAlignment.end, | |
children: <Widget>[ | |
Text( | |
firstText, | |
style: TextStyle( | |
color: color, | |
fontSize: fontSize, | |
fontWeight: FontWeight.bold | |
), | |
), | |
Transform( | |
transform: Matrix4.translationValues(0.0, -5.0,0.0), | |
child: Padding( | |
padding: const EdgeInsets.only(left:5.0), | |
child: Text( | |
secondText, | |
style:TextStyle( | |
color:color, | |
fontSize: smallFontSize | |
) | |
), | |
), | |
) | |
], | |
); | |
} | |
} | |
class CirclePaint extends CustomPainter{ | |
Paint circlePaint; | |
CirclePaint():circlePaint = new Paint(){ | |
circlePaint | |
..style = PaintingStyle.fill | |
..strokeWidth = 10.0 | |
..color = Colors.white.withAlpha(0x10); | |
} | |
@override | |
void paint(Canvas canvas, Size size) { | |
canvas.drawCircle( | |
Offset(-175.0 , -70.0), | |
70.0, | |
circlePaint | |
); | |
canvas.drawCircle( | |
Offset(-205.0 , -10.0), | |
80.0, | |
circlePaint | |
); | |
canvas.drawCircle( | |
Offset(135.0 , -80.0), | |
70.0, | |
circlePaint | |
); | |
canvas.drawCircle( | |
Offset(145.0 , 20.0), | |
70.0, | |
circlePaint | |
); | |
} | |
@override | |
bool shouldRepaint(CustomPainter oldDelegate) { | |
return true; | |
} | |
} | |
class ShadowPainter extends CustomPainter{ | |
Paint ShadowPaint; | |
ShadowPainter():ShadowPaint = new Paint(){ | |
ShadowPaint | |
..strokeWidth = 3.0 | |
..color = const Color(0x44000000) | |
..style = PaintingStyle.fill; | |
} | |
@override | |
void paint(Canvas canvas, Size size) { | |
canvas.drawShadow( | |
getCurvedPath(size), | |
Colors.deepPurpleAccent.withAlpha(100), | |
10.0, | |
true | |
); | |
} | |
@override | |
bool shouldRepaint(CustomPainter oldDelegate) { | |
return true; | |
} | |
} | |
class CurveClipper extends CustomClipper<Path>{ | |
Path path; | |
CurveClipper():path = new Path(); | |
Offset startOffset; | |
Offset endOffset; | |
@override | |
Path getClip(Size size) { | |
return getCurvedPath(size); | |
} | |
@override | |
bool shouldReclip(CustomClipper<Path> oldClipper) { | |
return true; | |
} | |
} | |
Path getCurvedPath(Size size){ | |
Path path = new Path(); | |
Offset startOffset; | |
Offset endOffset; | |
path.lineTo(0.0, size.height - 30); | |
startOffset = Offset(size.width /4, size.height); | |
endOffset = Offset(size.width/2 , size.height); | |
path.quadraticBezierTo(startOffset.dx, startOffset.dy, endOffset.dx, endOffset.dy); | |
startOffset = Offset(size.width - (size.width /4), size.height); | |
endOffset = Offset(size.width , size.height - 30); | |
path.quadraticBezierTo(startOffset.dx, startOffset.dy, endOffset.dx, endOffset.dy); | |
path.lineTo(size.width,0.0); | |
return path; | |
} |
Author
usimsek
commented
Nov 29, 2020
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