fledge_render_2d 0.2.1

fledge_render_2d: ^0.2.1 copied to clipboard

example/example.dart

import 'dart:ui';

import 'package:fledge_ecs/fledge_ecs.dart';
import 'package:fledge_render_2d/fledge_render_2d.dart';
import 'package:vector_math/vector_math.dart';

/// Minimal fledge_render_2d example.
///
/// The camera-related APIs (`Camera2D`, `OrthographicProjection`, etc.)
/// have moved to `package:fledge_camera_2d/fledge_camera_2d.dart`.
/// See `packages/fledge_camera_2d/example/example.dart` for a full
/// setup.
void main() async {
  final world = World();

  // Spawn a sprite with transform
  world.spawn()
    ..insert(
      Transform2D(
        translation: Vector2(100, 200),
        rotation: 0.0,
        scale: Vector2.all(1.0),
      ),
    )
    ..insert(GlobalTransform2D())
    ..insert(
      Sprite(texture: _placeholderTexture(), color: const Color(0xFFFFFFFF)),
    );

  // Spawn an animated sprite
  final walkClip = AnimationClip.fromIndices(
    name: 'walk',
    startIndex: 0,
    endIndex: 3,
    frameDuration: 0.1,
  );

  world.spawn()
    ..insert(Transform2D.from(200, 200))
    ..insert(GlobalTransform2D())
    ..insert(Sprite(texture: _placeholderTexture()))
    ..insert(
      AnimationPlayer(animations: {'walk': walkClip}, initialAnimation: 'walk'),
    );

  // Add transform propagation system
  final scheduler = Scheduler()..addSystem(TransformPropagateSystem());

  await scheduler.run(world);

  // ignore: avoid_print
  print('Spawned sprite and animated sprite');
}

// Placeholder for texture - in real code, load from assets
TextureHandle _placeholderTexture() =>
    const TextureHandle(id: 0, width: 32, height: 32);