forked from lxm_flutter/FlutterUnit
66 lines
1.5 KiB
Dart
66 lines
1.5 KiB
Dart
|
|
|
|
/// create by 张风捷特烈 on 2020-03-26
|
|
/// contact me by email 1981462002@qq.com
|
|
/// 说明:
|
|
// {
|
|
// "widgetId": 28,
|
|
// "priority": 3,
|
|
// "name": "shape属性",
|
|
// "subtitle": "【shape】: 形状 【ShapeBorder】",
|
|
// }
|
|
|
|
import 'dart:math';
|
|
|
|
import 'package:flutter/material.dart';
|
|
import '../../../../app/utils/pather.dart';
|
|
|
|
class ShapeFAB extends StatelessWidget {
|
|
@override
|
|
Widget build(BuildContext context) {
|
|
var data = {
|
|
Colors.red: Icons.add,
|
|
Colors.blue: Icons.bluetooth,
|
|
Colors.green: Icons.android,
|
|
};
|
|
return Wrap(
|
|
spacing: 20,
|
|
children: data.keys
|
|
.map((e) => FloatingActionButton(
|
|
heroTag: e.toString()+"c",
|
|
onPressed: () {},
|
|
backgroundColor: e,
|
|
shape: StarBorder(),
|
|
foregroundColor: Colors.white,
|
|
child: Icon(data[e]),
|
|
tooltip: "android",
|
|
elevation: 5,
|
|
))
|
|
.toList());
|
|
}
|
|
}
|
|
|
|
/// 边线形状类
|
|
class StarBorder extends ShapeBorder {
|
|
@override
|
|
EdgeInsetsGeometry get dimensions => null;
|
|
|
|
@override
|
|
Path getInnerPath(Rect rect, {TextDirection textDirection}) {
|
|
return null;
|
|
}
|
|
|
|
@override
|
|
Path getOuterPath(Rect rect, {TextDirection textDirection}) {
|
|
return Pather.create.nStarPath(20, 25, 25 * cos((360 / 9 / 2) * pi / 180),
|
|
dx: rect.height / 2, dy: rect.width / 2);
|
|
}
|
|
|
|
@override
|
|
void paint(Canvas canvas, Rect rect, {TextDirection textDirection}) {}
|
|
|
|
@override
|
|
ShapeBorder scale(double t) {
|
|
return null;
|
|
}
|
|
} |