motion-v
Version:
<h1 align="center"> <img width="35" height="35" alt="Motion logo" src="https://github.com/user-attachments/assets/00d6d1c3-72c4-4c2f-a664-69da13182ffc" /><br />Motion for Vue</h1>
58 lines (57 loc) • 1.95 kB
JavaScript
import { animateVisualElement, setTarget } from "motion-dom";
import { invariant } from "hey-listen";
function stopAnimation(visualElement) {
visualElement.values.forEach((value) => value.stop());
}
function animationControls() {
let hasMounted = false;
const subscribers = /* @__PURE__ */ new Set();
const controls = {
subscribe(state) {
subscribers.add(state);
return () => void subscribers.delete(state);
},
start(definition, transitionOverride) {
invariant(hasMounted, "controls.start() should only be called after a component has mounted. Consider calling within a useEffect hook.");
const animations = [];
subscribers.forEach((visualElement) => {
animations.push(animateVisualElement(visualElement, definition, { transitionOverride }));
});
return Promise.all(animations);
},
set(definition) {
invariant(hasMounted, "controls.set() should only be called after a component has mounted. Consider calling within a useEffect hook.");
return subscribers.forEach((visualElement) => {
setValues(visualElement, definition);
});
},
stop() {
subscribers.forEach((visualElement) => {
stopAnimation(visualElement);
});
},
mount() {
hasMounted = true;
return () => {
hasMounted = false;
controls.stop();
};
}
};
return controls;
}
function setValues(visualElement, definition) {
if (Array.isArray(definition)) return setVariants(visualElement, definition);
else if (typeof definition === "string") return setVariants(visualElement, [definition]);
else setTarget(visualElement, definition);
}
function setVariants(visualElement, variantLabels) {
[...variantLabels].reverse().forEach((key) => {
const variant = visualElement.getVariant(key);
variant && setTarget(visualElement, variant);
if (visualElement.variantChildren) visualElement.variantChildren.forEach((child) => {
setVariants(child, variantLabels);
});
});
}
export { animationControls };