pulse_widget 0.0.2 pulse_widget: ^0.0.2 copied to clipboard
Provides a pulse animation for your widgets
import 'package:flutter/material.dart';
import 'package:pulse_widget/pulse_widget.dart';
void main() {
runApp(const MaterialApp(home: MyApp()));
}
class MyApp extends StatefulWidget {
const MyApp({Key? key}) : super(key: key);
@override
_MyAppState createState() => _MyAppState();
}
class _MyAppState extends State<MyApp> {
ButtonState state = ButtonState.pulse;
@override
Widget build(BuildContext context) {
return Scaffold(
body: Center(
child: Pulse(
shouldShowPulse: (state != ButtonState.hidePulse),
colour: Colors.blue,
isSinglePulse: (state == ButtonState.pulseOnce),
maxDiameter: (state == ButtonState.bigPulse) ? 500 : 250,
delay: const Duration(milliseconds: 100), // delay inbetween pulses
child: GestureDetector(
onTap: () {
setState(() {
switch (state) {
// update button state
case ButtonState.pulse:
state = ButtonState.pulseOnce;
break;
case ButtonState.pulseOnce:
state = ButtonState.bigPulse;
break;
case ButtonState.bigPulse:
state = ButtonState.hidePulse;
break;
case ButtonState.hidePulse:
state = ButtonState.pulse;
}
});
},
child: Button(
name: state.toString(),
),
)),
),
);
}
}
enum ButtonState {
pulse,
pulseOnce,
bigPulse,
hidePulse,
}
// widget to display current state
class Button extends StatelessWidget {
final String name;
const Button({Key? key, required this.name}) : super(key: key);
@override
Widget build(BuildContext context) {
return Card(
color: Colors.blueGrey,
shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(15)),
child: Padding(
padding: const EdgeInsets.all(8.0),
child: Text(
name,
style: const TextStyle(color: Colors.white, fontSize: 25),
),
));
}
}