blob: 46c86ab8633ca98625e31ae75b5f9b9e5a8f82b1 [file] [log] [blame]
// Copyright 2018 The Fuchsia Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
library fuchsia.skia.skottie;
using fuchsia.mem;
// Provides load status and animation duration on successful load.
struct Status {
bool error;
string? message;
uint32 duration;
};
// Defines additional options used during |Load|.
struct Options {
uint32 background_color;
bool loop;
bool autoplay;
};
// Defines the player interface to control the animation. It is returned upon
// successful load of the animation.
interface Player {
// Seek to position |t| where 0 <= t <= 1.
1: Seek(float32 t);
// Play and stop at |t| = 1 if |loop| = false.
2: Play();
// Pause player.
3: Pause();
};
[Discoverable]
// Skottie loader exported by |ViewProvider| to load skottie JSON animations
// into views created from it.
interface Loader {
// Load the snapshot from the Vmo buffer payload. Returns a callback with
// |Player| controller and load status |Status|. |player| is null if loading
// failed.
1: Load(fuchsia.mem.Buffer payload, Options options) -> (Status status, Player? player);
};