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 王天杨
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import { motionValue } from '../../value/index.mjs';
import { isMotionValue } from '../../value/utils/is-motion-value.mjs';
/**
* Updates motion values from props changes.
* Uses `any` type for element to avoid circular dependencies with VisualElement.
*/
function updateMotionValuesFromProps(element, next, prev) {
for (const key in next) {
const nextValue = next[key];
const prevValue = prev[key];
if (isMotionValue(nextValue)) {
/**
* If this is a motion value found in props or style, we want to add it
* to our visual element's motion value map.
*/
element.addValue(key, nextValue);
}
else if (isMotionValue(prevValue)) {
/**
* If we're swapping from a motion value to a static value,
* create a new motion value from that
*/
element.addValue(key, motionValue(nextValue, { owner: element }));
}
else if (prevValue !== nextValue) {
/**
* If this is a flat value that has changed, update the motion value
* or create one if it doesn't exist. We only want to do this if we're
* not handling the value with our animation state.
*/
if (element.hasValue(key)) {
const existingValue = element.getValue(key);
if (existingValue.liveStyle === true) {
existingValue.jump(nextValue);
}
else if (!existingValue.hasAnimated) {
existingValue.set(nextValue);
}
}
else {
const latestValue = element.getStaticValue(key);
element.addValue(key, motionValue(latestValue !== undefined ? latestValue : nextValue, { owner: element }));
}
}
}
// Handle removed values
for (const key in prev) {
if (next[key] === undefined)
element.removeValue(key);
}
return next;
}
export { updateMotionValuesFromProps };
//# sourceMappingURL=motion-values.mjs.map
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