46 lines
1.5 KiB
JavaScript
46 lines
1.5 KiB
JavaScript
import { getAnimatableNone } from '../../render/dom/value-types/animatable-none.mjs';
|
|
import { isAnimatable } from './is-animatable.mjs';
|
|
import { isNone } from './is-none.mjs';
|
|
|
|
function getKeyframes(value, valueName, target, transition) {
|
|
const isTargetAnimatable = isAnimatable(valueName, target);
|
|
let keyframes;
|
|
if (Array.isArray(target)) {
|
|
keyframes = [...target];
|
|
}
|
|
else {
|
|
keyframes = [null, target];
|
|
}
|
|
const defaultOrigin = transition.from !== undefined ? transition.from : value.get();
|
|
let animatableTemplateValue = undefined;
|
|
const noneKeyframeIndexes = [];
|
|
for (let i = 0; i < keyframes.length; i++) {
|
|
/**
|
|
* Fill null/wildcard keyframes
|
|
*/
|
|
if (keyframes[i] === null) {
|
|
keyframes[i] = i === 0 ? defaultOrigin : keyframes[i - 1];
|
|
}
|
|
if (isNone(keyframes[i])) {
|
|
noneKeyframeIndexes.push(i);
|
|
}
|
|
// TODO: Clean this conditional, it works for now
|
|
if (typeof keyframes[i] === "string" &&
|
|
keyframes[i] !== "none" &&
|
|
keyframes[i] !== "0") {
|
|
animatableTemplateValue = keyframes[i];
|
|
}
|
|
}
|
|
if (isTargetAnimatable &&
|
|
noneKeyframeIndexes.length &&
|
|
animatableTemplateValue) {
|
|
for (let i = 0; i < noneKeyframeIndexes.length; i++) {
|
|
const index = noneKeyframeIndexes[i];
|
|
keyframes[index] = getAnimatableNone(valueName, animatableTemplateValue);
|
|
}
|
|
}
|
|
return keyframes;
|
|
}
|
|
|
|
export { getKeyframes };
|