proste_bezier_curve 2.0.2 
proste_bezier_curve: ^2.0.2 copied to clipboard
Less code, less difficulty, drawing standard Bezier curve.Package can be used to clip the widget or draw the path by yourself.
import 'package:flutter/material.dart';
import 'package:proste_bezier_curve/proste_bezier_curve.dart';
void main() {
runApp(MyApp());
}
class MyApp extends StatelessWidget {
@override
Widget build(BuildContext context) {
return MaterialApp(
home: Scaffold(body: SafeArea(child: AppHome())),
);
}
}
class AppHome extends StatelessWidget {
@override
Widget build(BuildContext context) {
double screenWidth = MediaQuery.of(context).size.width;
return SingleChildScrollView(
child: Column(
children: [
Text('position is top'),
SizedBox(height: 30),
ClipPath(
clipper: ProsteBezierCurve(
position: ClipPosition.top,
list: [
BezierCurveSection(
start: Offset(screenWidth, 0),
top: Offset(screenWidth / 2, 30),
end: Offset(0, 0),
),
],
),
child: Container(
color: Colors.red,
height: 150,
),
),
ClipPath(
clipper: ProsteBezierCurve(
position: ClipPosition.top,
list: [
BezierCurveSection(
start: Offset(screenWidth, 30),
top: Offset(screenWidth / 2, 0),
end: Offset(0, 30),
),
],
),
child: Container(
color: Colors.blue,
height: 150,
),
),
ClipPath(
clipper: ProsteBezierCurve(
position: ClipPosition.top,
list: [
BezierCurveSection(
start: Offset(screenWidth, 30),
top: Offset(screenWidth / 4 * 3, 0),
end: Offset(screenWidth / 2, 30),
),
BezierCurveSection(
start: Offset(screenWidth / 2, 30),
top: Offset(screenWidth / 4, 60),
end: Offset(0, 0),
),
],
),
child: Container(
color: Colors.pink,
height: 150,
),
),
ClipPath(
clipper: ProsteBezierCurve(
position: ClipPosition.top,
list: [
BezierCurveSection(
start: Offset(screenWidth, 0),
top: Offset(screenWidth / 4 * 3, 60),
end: Offset(screenWidth / 2, 30),
),
BezierCurveSection(
start: Offset(screenWidth / 2, 30),
top: Offset(screenWidth / 4, 0),
end: Offset(0, 30),
),
],
),
child: Container(
height: 150,
color: Colors.green,
),
),
SizedBox(height: 20),
Text('position is left'),
SizedBox(height: 20),
ClipPath(
clipper: ProsteBezierCurve(
list: [
BezierCurveSection(
start: Offset(0, 0),
top: Offset(30, 75),
end: Offset(0, 150),
),
],
),
child: Container(
height: 150,
color: Colors.red,
),
),
ClipPath(
clipper: ProsteBezierCurve(
list: [
BezierCurveSection(
start: Offset(20, 0),
top: Offset(0, 75),
end: Offset(20, 150),
),
],
),
child: Container(
height: 150,
color: Colors.blue,
),
),
ClipPath(
clipper: ProsteBezierCurve(
list: [
BezierCurveSection(
start: Offset(20, 0),
top: Offset(0, 37.5),
end: Offset(20, 75),
),
BezierCurveSection(
start: Offset(20, 75),
top: Offset(40, 112.5),
end: Offset(0, 150),
),
],
),
child: Container(
color: Colors.pink,
height: 150,
),
),
ClipPath(
clipper: ProsteBezierCurve(
list: [
BezierCurveSection(
start: Offset(0, 0),
top: Offset(40, 37.5),
end: Offset(20, 75),
),
BezierCurveSection(
start: Offset(20, 75),
top: Offset(0, 112.5),
end: Offset(20, 150),
),
],
),
child: Container(
color: Colors.green,
height: 150,
),
),
SizedBox(height: 20),
Text('position is bottom'),
SizedBox(height: 20),
ClipPath(
clipper: ProsteBezierCurve(
position: ClipPosition.bottom,
list: [
BezierCurveSection(
start: Offset(0, 150),
top: Offset(screenWidth / 2, 100),
end: Offset(screenWidth, 150),
),
],
),
child: Container(
height: 150,
color: Colors.red,
),
),
ClipPath(
clipper: ProsteBezierCurve(
position: ClipPosition.bottom,
list: [
BezierCurveSection(
start: Offset(0, 100),
top: Offset(screenWidth / 2, 150),
end: Offset(screenWidth, 100),
),
],
),
child: Container(
height: 150,
color: Colors.blue,
),
),
ClipPath(
clipper: ProsteBezierCurve(
position: ClipPosition.bottom,
list: [
BezierCurveSection(
start: Offset(0, 150),
top: Offset(screenWidth / 4, 100),
end: Offset(screenWidth / 2, 125),
),
BezierCurveSection(
start: Offset(screenWidth / 2, 125),
top: Offset(screenWidth / 4 * 3, 150),
end: Offset(screenWidth, 125),
),
],
),
child: Container(
height: 150,
color: Colors.pink,
),
),
ClipPath(
clipper: ProsteBezierCurve(
position: ClipPosition.bottom,
list: [
BezierCurveSection(
start: Offset(0, 125),
top: Offset(screenWidth / 4, 150),
end: Offset(screenWidth / 2, 125),
),
BezierCurveSection(
start: Offset(screenWidth / 2, 125),
top: Offset(screenWidth / 4 * 3, 100),
end: Offset(screenWidth, 150),
),
],
),
child: Container(
height: 150,
color: Colors.green,
),
),
SizedBox(height: 20),
Text('position is right'),
SizedBox(height: 20),
ClipPath(
clipper: ProsteBezierCurve(
position: ClipPosition.right,
list: [
BezierCurveSection(
start: Offset(screenWidth, 150),
top: Offset(screenWidth - 30, 75),
end: Offset(screenWidth, 0),
),
],
),
child: Container(
height: 150,
color: Colors.red,
),
),
ClipPath(
clipper: ProsteBezierCurve(
position: ClipPosition.right,
list: [
BezierCurveSection(
start: Offset(screenWidth - 30, 150),
top: Offset(screenWidth, 75),
end: Offset(screenWidth - 30, 0),
),
],
),
child: Container(
height: 150,
color: Colors.blue,
),
),
ClipPath(
clipper: ProsteBezierCurve(
position: ClipPosition.right,
list: [
BezierCurveSection(
start: Offset(screenWidth - 30, 150),
top: Offset(screenWidth - 60, 112.5),
end: Offset(screenWidth - 30, 75),
),
BezierCurveSection(
start: Offset(screenWidth - 30, 50),
top: Offset(screenWidth, 37.5),
end: Offset(screenWidth - 30, 0),
),
],
),
child: Container(
height: 150,
color: Colors.pink,
),
),
ClipPath(
clipper: ProsteBezierCurve(
position: ClipPosition.right,
list: [
BezierCurveSection(
start: Offset(screenWidth - 30, 150),
top: Offset(screenWidth, 112.5),
end: Offset(screenWidth - 30, 75),
),
BezierCurveSection(
start: Offset(screenWidth, 75),
top: Offset(screenWidth - 60, 37.5),
end: Offset(screenWidth - 30, 0),
),
],
),
child: Container(
height: 150,
color: Colors.green,
),
),
SizedBox(height: 20),
Text('custom self clipper'),
SizedBox(height: 20),
ClipPath(
clipper: CustomSelfClipper1(),
child: Container(
height: 150,
color: Colors.red,
),
),
SizedBox(height: 50),
Stack(
children: [
Container(
height: 400,
color: Colors.pink,
),
ClipPath(
clipper: CustomSelfClipper2(),
child: Container(
height: 400,
color: Colors.blue,
),
)
],
),
SizedBox(height: 20),
Text('ThirdOrderBezierCurve'),
SizedBox(height: 20),
ClipPath(
clipper: ProsteThirdOrderBezierCurve(
list: [
ThirdOrderBezierCurveSection(
p1: Offset(100, 0),
p2: Offset(0, 0),
p3: Offset(100, 150),
p4: Offset(0, 150),
),
],
),
child: Container(
height: 150,
color: Colors.purple,
),
),
ClipPath(
clipper: ProsteThirdOrderBezierCurve(
list: [
ThirdOrderBezierCurveSection(
p1: Offset(0, 0),
p2: Offset(100, 0),
p3: Offset(0, 150),
p4: Offset(100, 150),
),
],
),
child: Container(
height: 150,
color: Colors.pink,
),
),
ClipPath(
clipper: ProsteThirdOrderBezierCurve(
list: [
ThirdOrderBezierCurveSection(
p1: Offset(0, 0),
p2: Offset(100, 0),
p3: Offset(0, 150),
p4: Offset(100, 150),
),
ThirdOrderBezierCurveSection(
p1: Offset(100, 150),
p2: Offset(0, 150),
p3: Offset(100, 300),
p4: Offset(0, 300),
),
],
),
child: Container(
height: 300,
color: Colors.green,
),
),
ClipPath(
clipper: ProsteThirdOrderBezierCurve(
position: ClipPosition.bottom,
list: [
ThirdOrderBezierCurveSection(
p1: Offset(0, 150),
p2: Offset(0, 0),
p3: Offset(screenWidth, 150),
p4: Offset(screenWidth, 0),
),
],
),
child: Container(
color: Colors.red,
height: 150,
),
),
ClipPath(
clipper: ProsteThirdOrderBezierCurve(
position: ClipPosition.bottom,
list: [
ThirdOrderBezierCurveSection(
p1: Offset(0, 80),
p2: Offset(0, 200),
p3: Offset(screenWidth, 80),
p4: Offset(screenWidth, 200),
),
],
),
child: Container(
height: 200,
color: Colors.yellow,
),
),
ClipPath(
clipper: ProsteThirdOrderBezierCurve(
position: ClipPosition.bottom,
list: [
ThirdOrderBezierCurveSection(
p1: Offset(0, 100),
p2: Offset(0, 200),
p3: Offset(screenWidth / 2, 100),
p4: Offset(screenWidth / 2, 200),
),
ThirdOrderBezierCurveSection(
p1: Offset(screenWidth / 2, 200),
p2: Offset(screenWidth / 2, 100),
p3: Offset(screenWidth, 200),
p4: Offset(screenWidth, 100),
),
],
),
child: Container(
height: 200,
color: Colors.purple,
),
),
ClipPath(
clipper: ProsteThirdOrderBezierCurve(
position: ClipPosition.right,
list: [
ThirdOrderBezierCurveSection(
p1: Offset(screenWidth - 100, 150),
p2: Offset(screenWidth, 150),
p4: Offset(screenWidth, 0),
p3: Offset(screenWidth - 100, 0),
),
]),
child: Container(
height: 150,
color: Colors.cyanAccent,
),
),
ClipPath(
clipper: ProsteThirdOrderBezierCurve(
position: ClipPosition.right,
list: [
ThirdOrderBezierCurveSection(
p2: Offset(screenWidth - 100, 150),
p1: Offset(screenWidth, 150),
p3: Offset(screenWidth, 0),
p4: Offset(screenWidth - 100, 0),
),
]),
child: Container(
height: 150,
color: Colors.deepOrange,
),
),
ClipPath(
clipper: ProsteThirdOrderBezierCurve(
position: ClipPosition.right,
list: [
ThirdOrderBezierCurveSection(
p1: Offset(screenWidth - 100, 200),
p2: Offset(screenWidth, 200),
p3: Offset(screenWidth - 100, 100),
p4: Offset(screenWidth, 100),
),
ThirdOrderBezierCurveSection(
p1: Offset(screenWidth, 100),
p2: Offset(screenWidth - 100, 100),
p4: Offset(screenWidth - 100, 0),
p3: Offset(screenWidth, 0),
),
],
),
child: Container(
height: 200,
color: Colors.amberAccent,
),
),
ClipPath(
clipper: ProsteThirdOrderBezierCurve(
position: ClipPosition.top,
list: [
ThirdOrderBezierCurveSection(
p1: Offset(screenWidth, 0),
p2: Offset(screenWidth, 100),
p4: Offset(0, 100),
p3: Offset(0, 0),
),
],
),
child: Container(
color: Colors.pink,
height: 200,
),
),
ClipPath(
clipper: ProsteThirdOrderBezierCurve(
position: ClipPosition.top,
list: [
ThirdOrderBezierCurveSection(
p2: Offset(screenWidth, 0),
p1: Offset(screenWidth, 100),
p3: Offset(0, 100),
p4: Offset(0, 0),
),
],
),
child: Container(
color: Colors.grey,
height: 200,
),
),
ClipPath(
clipper: ProsteThirdOrderBezierCurve(
position: ClipPosition.top,
list: [
ThirdOrderBezierCurveSection(
p1: Offset(screenWidth, 0),
p2: Offset(screenWidth, 100),
p4: Offset(screenWidth / 2, 100),
p3: Offset(screenWidth / 2, 0),
),
ThirdOrderBezierCurveSection(
p1: Offset(screenWidth / 2, 100),
p2: Offset(screenWidth / 2, 0),
p3: Offset(0, 100),
p4: Offset(0, 0),
),
],
),
child: Container(
height: 200,
color: Colors.teal,
),
),
],
),
);
}
}
class CustomSelfClipper1 extends CustomClipper<Path> {
@override
Path getClip(Size size) {
Path path = Path();
BezierCurveSection section1 = BezierCurveSection(
start: Offset(0, 30),
top: Offset(10, 45),
end: Offset(0, 60),
);
BezierCurveSection section2 = BezierCurveSection(
start: Offset(size.width, size.height - 90),
top: Offset(size.width - 10, size.height - 105),
end: Offset(size.width, size.height - 120),
);
BezierCurveDots dot1 = ProsteBezierCurve.calcCurveDots(section1);
BezierCurveDots dot2 = ProsteBezierCurve.calcCurveDots(section2);
path.lineTo(0, 0);
path.lineTo(0, 30);
path.quadraticBezierTo(dot1.x1, dot1.y1, dot1.x2, dot1.y2);
path.lineTo(0, size.height);
path.lineTo(size.width, size.height);
path.lineTo(size.width, size.height - 90);
path.quadraticBezierTo(dot2.x1, dot2.y1, dot2.x2, dot2.y2);
path.lineTo(size.width, 0);
path.lineTo(0, 0);
return path;
}
@override
bool shouldReclip(covariant CustomClipper<Path> oldClipper) => true;
}
class CustomSelfClipper2 extends CustomClipper<Path> {
@override
Path getClip(Size size) {
Path path = Path();
BezierCurveSection section1 = BezierCurveSection(
start: Offset(0, size.height),
top: Offset(30, size.height - 50),
end: Offset(80, size.height - 70),
);
BezierCurveSection section2 = BezierCurveSection(
start: Offset(size.width - 100, size.height - 70),
top: Offset(size.width - 30, size.height - 95),
end: Offset(size.width, size.height - 160),
);
BezierCurveDots dot1 = ProsteBezierCurve.calcCurveDots(section1);
BezierCurveDots dot2 = ProsteBezierCurve.calcCurveDots(section2);
path.lineTo(0, 0);
path.lineTo(0, size.height);
path.quadraticBezierTo(dot1.x1, dot1.y1, dot1.x2, dot1.y2);
path.lineTo(size.width - 100, size.height - 70);
path.quadraticBezierTo(dot2.x1, dot2.y1, dot2.x2, dot2.y2);
path.lineTo(size.width, 0);
path.lineTo(0, 0);
return path;
}
@override
bool shouldReclip(covariant CustomClipper<Path> oldClipper) => true;
}Metadata
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likes
150
pub points
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popularity
Publisher
unverified uploader
Metadata
Less code, less difficulty, drawing standard Bezier curve.Package can be used to clip the widget or draw the path by yourself.
Repository (GitHub)
View/report issues
Documentation
License
MIT (license)
