You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
26 lines
835 B
26 lines
835 B
2 years ago
|
import 'package:flutter/cupertino.dart';
|
||
|
|
import 'package:flutter_screenutil/flutter_screenutil.dart';
|
||
|
|
|
||
|
|
class FarmersTab extends Decoration {
|
||
|
|
@override
|
||
|
|
BoxPainter createBoxPainter([VoidCallback onChanged]) {
|
||
|
|
return _CustomBoxPainter();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
class _CustomBoxPainter extends BoxPainter {
|
||
|
|
@override
|
||
|
|
void paint(Canvas canvas, Offset offset, ImageConfiguration configuration) {
|
||
|
|
///每个Tab的宽高
|
||
|
|
Size tabSize = Size(32.w, 32.w);
|
||
|
|
final Offset tabOffset = Offset(offset.dx+((configuration.size.width-32.w)/2),offset.dy);
|
||
|
|
final Rect rect = tabOffset & tabSize;
|
||
|
|
final Paint paint = Paint();
|
||
|
|
paint.color = Color(0xFFFFFFFF);
|
||
|
|
paint.style = PaintingStyle.stroke;
|
||
|
|
paint.strokeCap = StrokeCap.round;
|
||
|
|
paint.strokeWidth = 3;
|
||
|
|
///画Tab矩形
|
||
|
|
canvas.drawArc(rect, 1, 1.2, false, paint);
|
||
|
|
}
|
||
|
|
}
|