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Keyframe drag snapping

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This commit is contained in:
Aria Minaei 2021-08-03 12:17:10 +02:00
parent ae66ea90c6
commit e6bfd999a2
1 changed files with 7 additions and 6 deletions
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13
theatre/studio/src/panels/SequenceEditorPanel/DopeSheet/Right/BasicKeyframedTrack/KeyframeEditor/Dot.tsx
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@ -118,6 +118,7 @@ function useDragKeyframe(node: HTMLDivElement | null, props: IProps) {
let toUnitSpace: SequenceEditorPanelLayout['scaledSpace']['toUnitSpace']
let tempTransaction: CommitOrDiscard | undefined
let propsAtStartOfDrag: IProps
let startingLayout: SequenceEditorPanelLayout
let selectionDragHandlers:
| ReturnType<DopeSheetSelection['getDragHandlers']>
@ -148,21 +149,21 @@ function useDragKeyframe(node: HTMLDivElement | null, props: IProps) {
selectionDragHandlers.onDrag(dx, dy, event)
return
}
const delta = toUnitSpace(dx)
const original =
propsAtStartOfDrag.trackData.keyframes[propsAtStartOfDrag.index]
const deltaPos = toUnitSpace(dx)
const newPosBeforeSnapping = Math.max(original.position + deltaPos, 0)
if (tempTransaction) {
tempTransaction.discard()
tempTransaction = undefined
}
tempTransaction = getStudio()!.tempTransaction(({stateEditors}) => {
stateEditors.coreByProject.historic.sheetsById.sequence.transformKeyframes(
stateEditors.coreByProject.historic.sheetsById.sequence.replaceKeyframes(
{
...propsAtStartOfDrag.leaf.sheetObject.address,
trackId: propsAtStartOfDrag.leaf.trackId,
keyframeIds: [propsAtStartOfDrag.keyframe.id],
translate: delta,
scale: 1,
origin: 0,
keyframes: [{...original, position: newPosBeforeSnapping}],
},
)
})