kopia lustrzana https://github.com/Tldraw/Tldraw
107 wiersze
3.0 KiB
TypeScript
107 wiersze
3.0 KiB
TypeScript
import Command from './command'
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import history from '../history'
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import { Data, GroupShape, Shape, ShapeType } from 'types'
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import {
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getCommonBounds,
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getPage,
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getSelectedShapes,
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getShape,
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setSelectedIds,
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} from 'utils/utils'
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import { current } from 'immer'
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import { createShape, getShapeUtils } from 'lib/shape-utils'
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import { PropsOfType } from 'types'
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import { uniqueId } from 'utils/utils'
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export default function ungroupCommand(data: Data) {
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const cData = current(data)
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const { currentPageId } = cData
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const selectedGroups = getSelectedShapes(cData)
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.filter((shape) => shape.type === ShapeType.Group)
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.sort((a, b) => a.childIndex - b.childIndex)
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// Are all of the shapes already in the same group?
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// - ungroup the shapes
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// Otherwise...
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// - remove the shapes from any existing group and add them to a new one
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history.execute(
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data,
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new Command({
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name: 'ungroup_shapes',
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category: 'canvas',
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do(data) {
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const { shapes } = getPage(data)
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// Remove shapes from old parents
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for (const oldGroupShape of selectedGroups) {
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const siblings = (
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oldGroupShape.parentId === currentPageId
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? Object.values(shapes).filter(
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(shape) => shape.parentId === currentPageId
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)
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: shapes[oldGroupShape.parentId].children.map((id) => shapes[id])
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).sort((a, b) => a.childIndex - b.childIndex)
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const trueIndex = siblings.findIndex((s) => s.id === oldGroupShape.id)
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let step: number
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if (trueIndex === siblings.length - 1) {
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step = 1
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} else {
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step =
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(siblings[trueIndex + 1].childIndex - oldGroupShape.childIndex) /
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(oldGroupShape.children.length + 1)
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}
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// Move shapes to page
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oldGroupShape.children
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.map((id) => shapes[id])
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.forEach(({ id }, i) => {
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const shape = shapes[id]
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getShapeUtils(shape)
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.setProperty(shape, 'parentId', oldGroupShape.parentId)
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.setProperty(
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shape,
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'childIndex',
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oldGroupShape.childIndex + step * i
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)
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})
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setSelectedIds(data, oldGroupShape.children)
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delete shapes[oldGroupShape.id]
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}
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},
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undo(data) {
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const { shapes } = getPage(data, currentPageId)
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selectedGroups.forEach((group) => {
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shapes[group.id] = group
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group.children.forEach((id, i) => {
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const shape = shapes[id]
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getShapeUtils(shape)
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.setProperty(shape, 'parentId', group.id)
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.setProperty(shape, 'childIndex', i)
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})
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})
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setSelectedIds(
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data,
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selectedGroups.map((g) => g.id)
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)
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},
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})
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)
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}
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function getShapeDepth(data: Data, id: string, depth = 0) {
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if (id === data.currentPageId) {
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return depth
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}
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return getShapeDepth(data, getShape(data, id).parentId, depth + 1)
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}
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