sunset_dreams.dart

import 'dart:ui';

import 'package:flutter/material.dart' hide Gradient;
import 'package:flame/components.dart';
import 'package:flame/game.dart';
import 'package:flame/effects.dart';

class SunSegment extends RectangleComponent {
  SunSegment(int i)
      : super(
          size: Vector2(200, 10),
          position: Vector2(0, 100 + 15.0 * i),
          paint: Paint()..color = Colors.orange,
        );

  void _addMove() {
    add(
      MoveEffect.to(
        Vector2(0, 185),
        SpeedEffectController(LinearEffectController(.5), speed: 15),
      )..onComplete = () {
          y = 100;
          _addMove();
        },
    );
  }

  @override
  Future<void> onLoad() async => _addMove();
}

class ClipComponent extends PositionComponent {
  ClipComponent.circle(
      {super.position, super.size, super.anchor, super.children});

  late Path _path;

  @override
  Future<void> onLoad() async => _path = Path()..addOval(size.toRect());

  @override
  void render(Canvas canvas) => canvas.clipPath(_path);
}

void main() {
  runApp(
    GameWidget(
      game: FlameGame(
        children: [
          RectangleComponent(
            size: Vector2(600, 300),
            paint: Paint()
              ..shader = Gradient.linear(
                const Offset(0, 0),
                const Offset(0, 300),
                [Colors.pink, Colors.orange],
              ),
          ),
          RectangleComponent(
            position: Vector2(0, 300),
            size: Vector2(600, 300),
            paint: Paint()
              ..shader = Gradient.linear(
                const Offset(0, 0),
                const Offset(0, 300),
                [Colors.orange, Colors.blue],
              ),
          ),
          ClipComponent.circle(
            position: Vector2(200, 200),
            size: Vector2(200, 200),
            children: [
              RectangleComponent(
                size: Vector2(200, 100),
                paint: Paint()
                  ..shader = Gradient.linear(
                    const Offset(0, 50),
                    const Offset(0, 100),
                    [Colors.yellow, Colors.orange],
                  ),
              ),
              for (var i = 1; i < 7; i++) SunSegment(i),
            ],
          ),
        ],
      ),
    ),
  );
}