tldraw/state/commands/transform.ts
2021-05-31 21:44:21 +01:00

62 lines
1.6 KiB
TypeScript

import Command from './command'
import history from '../history'
import { Data } from 'types'
import { TransformSnapshot } from 'state/sessions/transform-session'
import { getShapeUtils } from 'lib/shape-utils'
import { getPage } from 'utils/utils'
export default function transformCommand(
data: Data,
before: TransformSnapshot,
after: TransformSnapshot,
scaleX: number,
scaleY: number
) {
history.execute(
data,
new Command({
name: 'translate_shapes',
category: 'canvas',
do(data, isInitial) {
if (isInitial) return
const { type, shapeBounds } = after
const { shapes } = getPage(data)
for (let id in shapeBounds) {
const { initialShape, initialShapeBounds, transformOrigin } =
shapeBounds[id]
const shape = shapes[id]
getShapeUtils(shape).transform(shape, initialShapeBounds, {
type,
initialShape,
transformOrigin,
scaleX,
scaleY,
})
}
},
undo(data) {
const { type, shapeBounds } = before
const { shapes } = getPage(data)
for (let id in shapeBounds) {
const { initialShape, initialShapeBounds, transformOrigin } =
shapeBounds[id]
const shape = shapes[id]
getShapeUtils(shape).transform(shape, initialShapeBounds, {
type,
initialShape,
transformOrigin,
scaleX: scaleX < 0 ? scaleX * -1 : scaleX,
scaleY: scaleX < 0 ? scaleX * -1 : scaleX,
})
}
},
})
)
}