Barttje’s gists

Barttje / main.dart

Created May 16, 2022 19:28

custom painter to draw an image

	import 'package:flutter/material.dart';
	import 'package:flutter/services.dart';
	import 'dart:ui' as ui;

	void main() {
	runApp(const MyApp());
	}

	class MyApp extends StatelessWidget {
	const MyApp({Key? key}) : super(key: key);

Barttje / animation_example.dart

Created February 21, 2022 07:35

Example of animation with different beginning and ending

	import 'package:flutter/material.dart';
	import 'package:collection/collection.dart';
	import 'package:flutter/rendering.dart';

	void main() {
	runApp(const ExampleApp());
	}

	class ExampleApp extends StatelessWidget {
	const ExampleApp({Key? key}) : super(key: key);

Barttje / rotating-arcs.dart

Last active January 16, 2023 11:02

Rotating arcs with a GestureDetector and CustomPainter

	import 'package:flutter/material.dart';
	import 'dart:math' as math;

	void main() {
	runApp(const ExampleApp());
	}

	class ExampleApp extends StatelessWidget {
	const ExampleApp({Key? key}) : super(key: key);

Barttje / drawing-arc.dart

Created February 7, 2022 16:08

Drawing an arc with the CustomPainter

	import 'package:flutter/material.dart';
	import 'dart:math' as math;

	void main() {
	runApp(const ExampleApp());
	}

	class ExampleApp extends StatelessWidget {
	const ExampleApp({Key? key}) : super(key: key);

Barttje / main.dart

Last active January 2, 2021 19:46

Drag and Drop Example

	import 'package:flutter/material.dart';

	void main() {
	runApp(DragAndDropExample());
	}

	class DragAndDropExample extends StatelessWidget {
	@override
	Widget build(BuildContext context) {
	return MaterialApp(

Barttje / main.dart

Last active June 18, 2021 11:41

Flutter dialog category selector example

	import 'package:flutter/material.dart';

	void main() {
	runApp(MultipleCategorySelection());
	}

	class MultipleCategorySelection extends StatelessWidget {
	@override
	Widget build(BuildContext context) {
	return MaterialApp(

Barttje / main.dart

Created November 19, 2020 18:14

	import 'package:flutter/material.dart';

	void main() {
	runApp(MultipleCategorySelection());
	}

	class MultipleCategorySelection extends StatelessWidget {
	@override
	Widget build(BuildContext context) {
	return MaterialApp(

Barttje / main.dart

Created November 19, 2020 18:11

	import 'package:flutter/material.dart';

	void main() {
	runApp(MultipleCategorySelection());
	}

	class MultipleCategorySelection extends StatelessWidget {
	@override
	Widget build(BuildContext context) {
	return MaterialApp(

Barttje / main.dart

Created October 15, 2020 18:48

line chart layout

	import 'package:flutter/material.dart';

	void main() {
	runApp(LineChartDemo());
	}

	class LineChartDemo extends StatelessWidget {
	@override
	Widget build(BuildContext context) {
	return MaterialApp(

Barttje / main.dart

Last active October 15, 2020 18:47

line chart

	import 'package:flutter/material.dart';

	void main() {
	runApp(LineChartDemo());
	}

	class LineChartDemo extends StatelessWidget {
	@override
	Widget build(BuildContext context) {
	return MaterialApp(