/
deck-animation.js
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/
deck-animation.js
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// Copyright (c) 2021 Uber Technologies, Inc.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
import {CameraKeyframes, DeckLayerKeyframes} from '../keyframes';
import Animation from './animation';
function noop() {}
export default class DeckAnimation extends Animation {
cameraKeyframe;
layerKeyframes = {};
constructor({
id = 'deck',
cameraKeyframe = undefined,
getLayers = _ => [],
layerKeyframes = [],
onLayersUpdate = noop,
onCameraUpdate = noop
}) {
super({id});
this.layerKeyframes = {};
this.onLayersUpdate = onLayersUpdate;
this.onCameraUpdate = onCameraUpdate;
this.getLayers = getLayers;
this.setKeyframes({cameraKeyframe, layerKeyframes});
this.draw();
}
setOnLayersUpdate(onLayersUpdate) {
this.onLayersUpdate = onLayersUpdate;
}
setOnCameraUpdate(onCameraUpdate) {
this.onCameraUpdate = onCameraUpdate;
}
setGetLayers(getLayers) {
this.getLayers = getLayers;
this.draw();
}
setKeyframes({layerKeyframes = [], cameraKeyframe = undefined, timeline = undefined}) {
if (this.cameraKeyframe && cameraKeyframe) {
this.cameraKeyframe.set(cameraKeyframe);
} else if (cameraKeyframe) {
this.cameraKeyframe = new CameraKeyframes(cameraKeyframe);
this.unattachedKeyframes.push(this.cameraKeyframe);
}
if (layerKeyframes && layerKeyframes.length > 0) {
this.layerKeyframes = layerKeyframes.reduce((acc, value) => {
if (acc[value.id]) {
acc[value.id].set(value);
} else {
acc[value.id] = new DeckLayerKeyframes(value);
this.unattachedKeyframes.push(acc[value.id]);
}
return acc;
}, this.layerKeyframes);
}
if (timeline) {
this.attachKeyframes(timeline);
}
}
getKeyframes() {
return {
cameraKeyframe: this.cameraKeyframe,
layerKeyframes: this.layerKeyframes
};
}
animator(animation) {
if (animation.cameraKeyframe) {
animation.onCameraUpdate(animation.cameraKeyframe.getFrame());
}
if (Object.values(animation.layerKeyframes).length > 0) {
animation.onLayersUpdate(this.getLayers(animation));
}
}
applyLayerKeyframes(layers) {
return layers.map(layer => {
if (this.layerKeyframes[layer.id]) {
const frame = this.layerKeyframes[layer.id].getFrame();
return layer.clone({
...frame,
updateTriggers: frame
});
}
return layer;
});
}
}