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Description:

flame texturepacker

A flame plugin to import sprite sheets generated by Gdx Texture Packer and
Code & Web Texture Packer

flame_texturepacker #
TexturePacker is a tool to create efficient sprite sheets. This plugin allows you to import sprite
sheets generated by Gdx Texture Packer and Code and Web Texture Packer into your Flame game.
Install from Pub #
flutter pub add flame_texturepacker
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Usage #
Asset Storage #
Drop generated atlas file and sprite sheet images into the assets/images/ and link the files in your
pubspec.yaml file:
assets:
- assets/images/atlas_map.atlas
- assets/images/sprite_sheet1.png
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Import the plugin like this:
import 'package:flame_texturepacker/flame_texturepacker.dart';
Load the TextureAtlas passing the path of the sprite sheet atlas file:
final atlas = await atlasFromAssets('atlas_map.atlas');
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File Storage #
If you are using file storage, grab your atlas file like this:
final documentsPath = (await getApplicationDocumentsDirectory()).path;
final atlas = await atlasFromStorage('$documentsPath/atlas_map.atlas');
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Get a list of sprites ordered by their index, you can use the list to generate an animation:
final spriteList = atlas.findSpritesByName('robot_walk');

final animation = SpriteAnimation.spriteList(
spriteList,
stepTime: 0.1,
loop: true,
);
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Get individual sprites by name:
final jumpSprite = atlas.findSpriteByName('robot_jump')!;
final fallSprite = atlas.findSpriteByName('robot_fall')!;
final idleSprite = atlas.findSpriteByName('robot_idle')!;
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Supported Features #

Feature
Supported

Allow Rotation
YES

Multiple Pages
YES

Use indices
YES

Strip whitespace X
NO

Strip whitespace Y
NO

Example #
Full working example can be found in example folder.
Note: Sprites used in this example can be found OpenGameArt here.
Credits #
Thanks to Jonas Fröber for the original implementation.
Thanks to Gnarhard for the feature to build the atlas file from a device's storage.