65 lines
1.9 KiB
JavaScript
65 lines
1.9 KiB
JavaScript
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import { noop } from 'motion-utils';
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import { addToQueue } from './queue.mjs';
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class ViewTransitionBuilder {
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constructor(update, options = {}) {
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this.currentTarget = "root";
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this.targets = new Map();
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this.notifyReady = noop;
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this.readyPromise = new Promise((resolve) => {
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this.notifyReady = resolve;
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});
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this.update = update;
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this.options = {
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interrupt: "wait",
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...options,
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};
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addToQueue(this);
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}
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get(selector) {
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this.currentTarget = selector;
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return this;
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}
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layout(keyframes, options) {
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this.updateTarget("layout", keyframes, options);
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return this;
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}
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new(keyframes, options) {
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this.updateTarget("new", keyframes, options);
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return this;
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}
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old(keyframes, options) {
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this.updateTarget("old", keyframes, options);
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return this;
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}
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enter(keyframes, options) {
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this.updateTarget("enter", keyframes, options);
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return this;
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}
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exit(keyframes, options) {
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this.updateTarget("exit", keyframes, options);
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return this;
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}
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crossfade(options) {
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this.updateTarget("enter", { opacity: 1 }, options);
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this.updateTarget("exit", { opacity: 0 }, options);
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return this;
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}
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updateTarget(target, keyframes, options = {}) {
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const { currentTarget, targets } = this;
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if (!targets.has(currentTarget)) {
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targets.set(currentTarget, {});
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}
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const targetData = targets.get(currentTarget);
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targetData[target] = { keyframes, options };
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}
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then(resolve, reject) {
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return this.readyPromise.then(resolve, reject);
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}
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}
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function animateView(update, defaultOptions = {}) {
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return new ViewTransitionBuilder(update, defaultOptions);
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}
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export { ViewTransitionBuilder, animateView };
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