spine_flutter 4.3.1

The official Spine Flutter Runtime to load, display and interact with Spine animations.

example/lib/main.dart

//
// Spine Runtimes License Agreement
// Last updated April 5, 2025. Replaces all prior versions.
//
// Copyright (c) 2013-2025, Esoteric Software LLC
//
// Integration of the Spine Runtimes into software or otherwise creating
// derivative works of the Spine Runtimes is permitted under the terms and
// conditions of Section 2 of the Spine Editor License Agreement:
// http://esotericsoftware.com/spine-editor-license
//
// Otherwise, it is permitted to integrate the Spine Runtimes into software
// or otherwise create derivative works of the Spine Runtimes (collectively,
// "Products"), provided that each user of the Products must obtain their own
// Spine Editor license and redistribution of the Products in any form must
// include this license and copyright notice.
//
// THE SPINE RUNTIMES ARE PROVIDED BY ESOTERIC SOFTWARE LLC "AS IS" AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL ESOTERIC SOFTWARE LLC BE LIABLE FOR ANY
// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES,
// BUSINESS INTERRUPTION, OR LOSS OF USE, DATA, OR PROFITS) HOWEVER CAUSED AND
// ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
// THE SPINE RUNTIMES, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//

import 'package:spine_flutter/spine_flutter.dart';
import 'package:flutter/material.dart';
import 'package:spine_flutter_example/debug_rendering.dart';

import 'animation_state_events.dart';
import 'dress_up.dart';
import 'flame_example.dart';
import 'ik_following.dart';
import 'load_from_memory.dart';
import 'pause_play_animation.dart';
import 'physics.dart';
import 'simple_animation.dart';

class ExampleSelector extends StatelessWidget {
  const ExampleSelector({super.key});

  @override
  Widget build(BuildContext context) {
    const spacer = SizedBox(height: 10);
    return Scaffold(
      appBar: AppBar(title: const Text('Spine Examples')),
      body: Center(
        child: Column(
          mainAxisSize: MainAxisSize.min,
          children: [
            ElevatedButton(
              child: const Text('Simple Animation'),
              onPressed: () {
                Navigator.push(context, MaterialPageRoute<void>(builder: (context) => const SimpleAnimation()));
              },
            ),
            spacer,
            ElevatedButton(
              child: const Text('Pause/Play animation'),
              onPressed: () {
                Navigator.push(context, MaterialPageRoute<void>(builder: (context) => const PlayPauseAnimation()));
              },
            ),
            spacer,
            ElevatedButton(
              child: const Text('Animation State Listener'),
              onPressed: () {
                Navigator.push(context, MaterialPageRoute<void>(builder: (context) => const AnimationStateEvents()));
              },
            ),
            spacer,
            ElevatedButton(
              child: const Text('Debug Rendering'),
              onPressed: () {
                Navigator.push(context, MaterialPageRoute<void>(builder: (context) => const DebugRendering()));
              },
            ),
            spacer,
            ElevatedButton(
              child: const Text('Dress Up'),
              onPressed: () {
                Navigator.push(context, MaterialPageRoute<void>(builder: (context) => const DressUp()));
              },
            ),
            spacer,
            ElevatedButton(
              child: const Text('IK Following'),
              onPressed: () {
                Navigator.push(context, MaterialPageRoute<void>(builder: (context) => const IkFollowing()));
              },
            ),
            spacer,
            ElevatedButton(
              child: const Text('Physics'),
              onPressed: () {
                Navigator.push(context, MaterialPageRoute<void>(builder: (context) => const PhysicsTest()));
              },
            ),
            spacer,
            ElevatedButton(
              child: const Text('Load From Memory'),
              onPressed: () {
                Navigator.push(context, MaterialPageRoute<void>(builder: (context) => const LoadFromMemory()));
              },
            ),
            spacer,
            ElevatedButton(
              child: const Text('Flame: Simple Example'),
              onPressed: () {
                Navigator.push(
                  context,
                  MaterialPageRoute<void>(builder: (context) => SpineFlameGameWidget(SimpleFlameExample())),
                );
              },
            ),
            spacer,
            ElevatedButton(
              child: const Text('Flame: Pre-load and share Spine data'),
              onPressed: () {
                Navigator.push(
                  context,
                  MaterialPageRoute<void>(
                    builder: (context) => SpineFlameGameWidget(PreloadAndShareSpineDataExample()),
                  ),
                );
              },
            ),
            spacer,
            ElevatedButton(
              child: const Text('Flame: Dragon Example'),
              onPressed: () {
                Navigator.push(
                  context,
                  MaterialPageRoute<void>(builder: (context) => SpineFlameGameWidget(DragonExample())),
                );
              },
            ),
            spacer,
          ],
        ),
      ),
    );
  }
}

void main() async {
  await initSpineFlutter(enableMemoryDebugging: false);
  runApp(const MaterialApp(title: "Spine Examples", home: ExampleSelector()));
}