# Changelog

All notable changes to this project will be documented in this file.

The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).

## Unreleased

## 2.0.0 - 2026-04-20

### Added

- Expose `drawLoop` util to design function. This will call a callback determined by the `frameRate` and pass `frameCount` and `timestamp` in as arguments.

### Changed

- Updated engine to new `registerFrameCallback` and `registerDoneCallback` setup
- `done` and `frame` are passed into the design function directly now. Destructuring them from `mechanic` is deprecated.

### Removed

- Dropped support for node.js versions below 20 (EOL prior to that are no longer supported)

## 2.0.0-beta.12 - 2025-07-14

### Added

- Expose `isPreview` to design function.

## 2.0.0-beta.0 - 2022-03-16

### Added

- Provides design functions `state` and `setState` in mechanic instance.

### Changed

- Updates inner workings to fit new loading and running flow.

## 1.2.0 - 2022-02-14

### Added

- Added `extras = { head }` attribute to the `frame()` callback, to enable adding styles to svg animation frames

## 0.5.0 - 2021-09-06

### Changed

- Renamed design function's `params` export to `inputs`. This is not backwards compatible and is an API change.

## 0.4.1 - 2021-08-24

### Changed

- Renamed packages and scope to `@mechanic-design/engine-svg`.

## 0.4.0 - 2021-08-24

### Changed

- Updated engine to pass single argument object with named fields to design functions.

## 0.2.7 - 2021-07-13

First logged release