kopia lustrzana https://github.com/Tldraw/Tldraw
553 wiersze
14 KiB
TypeScript
553 wiersze
14 KiB
TypeScript
import * as React from 'react'
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import { IdProvider } from '@radix-ui/react-id'
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import { Renderer } from '@tldraw/core'
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import { styled, dark } from '~styles'
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import { TLDrawSnapshot, TLDrawDocument, TLDrawStatus, TLDrawUser } from '~types'
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import { TLDrawCallbacks, TLDrawState } from '~state'
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import {
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TLDrawContext,
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TLDrawContextType,
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useStylesheet,
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useKeyboardShortcuts,
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useTLDrawContext,
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} from '~hooks'
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import { shapeUtils } from '~state/shapes'
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import { ToolsPanel } from '~components/ToolsPanel'
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import { TopPanel } from '~components/TopPanel'
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import { TLDR } from '~state/TLDR'
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import { ContextMenu } from '~components/ContextMenu'
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import { FocusButton } from '~components/FocusButton/FocusButton'
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// Selectors
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const isInSelectSelector = (s: TLDrawSnapshot) => s.appState.activeTool === 'select'
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const isHideBoundsShapeSelector = (s: TLDrawSnapshot) => {
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const { shapes } = s.document.pages[s.appState.currentPageId]
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const { selectedIds } = s.document.pageStates[s.appState.currentPageId]
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return (
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selectedIds.length === 1 &&
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selectedIds.every((id) => TLDR.getShapeUtils(shapes[id].type).hideBounds)
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)
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}
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const pageSelector = (s: TLDrawSnapshot) => s.document.pages[s.appState.currentPageId]
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const snapLinesSelector = (s: TLDrawSnapshot) => s.appState.snapLines
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const usersSelector = (s: TLDrawSnapshot) => s.room?.users
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const pageStateSelector = (s: TLDrawSnapshot) => s.document.pageStates[s.appState.currentPageId]
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const settingsSelector = (s: TLDrawSnapshot) => s.settings
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export interface TLDrawProps extends TLDrawCallbacks {
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/**
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* (optional) If provided, the component will load / persist state under this key.
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*/
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id?: string
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/**
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* (optional) The document to load or update from.
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*/
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document?: TLDrawDocument
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/**
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* (optional) The current page id.
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*/
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currentPageId?: string
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/**
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* (optional) Whether the editor should immediately receive focus. Defaults to true.
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*/
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autofocus?: boolean
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/**
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* (optional) Whether to show the menu UI.
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*/
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showMenu?: boolean
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/**
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* (optional) Whether to show the pages UI.
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*/
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showPages?: boolean
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/**
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* (optional) Whether to show the styles UI.
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*/
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showStyles?: boolean
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/**
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* (optional) Whether to show the zoom UI.
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*/
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showZoom?: boolean
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/**
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* (optional) Whether to show the tools UI.
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*/
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showTools?: boolean
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/**
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* (optional) Whether to show the UI.
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*/
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showUI?: boolean
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/**
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* (optional) Whether to the document should be read only.
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*/
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readOnly?: boolean
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/**
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* (optional) A callback to run when the component mounts.
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*/
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onMount?: (state: TLDrawState) => void
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/**
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* (optional) A callback to run when the user creates a new project through the menu or through a keyboard shortcut.
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*/
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onNewProject?: (state: TLDrawState, e?: KeyboardEvent) => void
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/**
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* (optional) A callback to run when the user saves a project through the menu or through a keyboard shortcut.
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*/
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onSaveProject?: (state: TLDrawState, e?: KeyboardEvent) => void
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/**
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* (optional) A callback to run when the user saves a project as a new project through the menu or through a keyboard shortcut.
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*/
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onSaveProjectAs?: (state: TLDrawState, e?: KeyboardEvent) => void
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/**
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* (optional) A callback to run when the user opens new project through the menu or through a keyboard shortcut.
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*/
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onOpenProject?: (state: TLDrawState, e?: KeyboardEvent) => void
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/**
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* (optional) A callback to run when the user signs in via the menu.
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*/
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onSignIn?: (state: TLDrawState) => void
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/**
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* (optional) A callback to run when the user signs out via the menu.
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*/
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onSignOut?: (state: TLDrawState) => void
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/**
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* (optional) A callback to run when the user creates a new project.
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*/
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onUserChange?: (state: TLDrawState, user: TLDrawUser) => void
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/**
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* (optional) A callback to run when the component's state changes.
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*/
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onChange?: (state: TLDrawState, reason?: string) => void
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/**
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* (optional) A callback to run when the state is patched.
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*/
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onPatch?: (state: TLDrawState, reason?: string) => void
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/**
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* (optional) A callback to run when the state is changed with a command.
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*/
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onCommand?: (state: TLDrawState, reason?: string) => void
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/**
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* (optional) A callback to run when the state is persisted.
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*/
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onPersist?: (state: TLDrawState) => void
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/**
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* (optional) A callback to run when the user undos.
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*/
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onUndo?: (state: TLDrawState) => void
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/**
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* (optional) A callback to run when the user redos.
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*/
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onRedo?: (state: TLDrawState) => void
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}
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export function TLDraw({
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id,
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document,
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currentPageId,
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autofocus = true,
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showMenu = true,
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showPages = true,
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showTools = true,
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showZoom = true,
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showStyles = true,
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showUI = true,
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readOnly = false,
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onMount,
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onChange,
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onUserChange,
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onNewProject,
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onSaveProject,
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onSaveProjectAs,
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onOpenProject,
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onSignOut,
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onSignIn,
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onUndo,
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onRedo,
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onPersist,
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onPatch,
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onCommand,
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}: TLDrawProps) {
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const [sId, setSId] = React.useState(id)
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const [state, setState] = React.useState(
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() =>
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new TLDrawState(id, {
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onMount,
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onChange,
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onUserChange,
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onNewProject,
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onSaveProject,
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onSaveProjectAs,
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onOpenProject,
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onSignOut,
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onSignIn,
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onUndo,
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onRedo,
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onPatch,
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onCommand,
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onPersist,
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})
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)
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const [context, setContext] = React.useState<TLDrawContextType>(() => ({
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state,
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useSelector: state.useStore,
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}))
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React.useEffect(() => {
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if (id === sId) return
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const newState = new TLDrawState(id, {
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onMount,
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onChange,
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onUserChange,
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onNewProject,
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onSaveProject,
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onSaveProjectAs,
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onOpenProject,
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onSignOut,
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onSignIn,
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onUndo,
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onRedo,
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onPatch,
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onCommand,
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onPersist,
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})
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setSId(id)
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setContext((ctx) => ({
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...ctx,
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state: newState,
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useSelector: newState.useStore,
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}))
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setState(newState)
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}, [sId, id])
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React.useEffect(() => {
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state.readOnly = readOnly
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}, [state, readOnly])
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React.useEffect(() => {
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if (!document) return
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if (document.id === state.document.id) {
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state.updateDocument(document)
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} else {
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state.loadDocument(document)
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}
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}, [document, state])
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React.useEffect(() => {
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state.callbacks = {
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onMount,
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onChange,
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onUserChange,
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onNewProject,
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onSaveProject,
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onSaveProjectAs,
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onOpenProject,
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onSignOut,
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onSignIn,
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onUndo,
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onRedo,
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onPatch,
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onCommand,
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onPersist,
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}
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}, [
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state,
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onMount,
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onChange,
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onUserChange,
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onNewProject,
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onSaveProject,
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onSaveProjectAs,
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onOpenProject,
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onSignOut,
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onSignIn,
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onUndo,
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onRedo,
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onPatch,
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onCommand,
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onPersist,
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])
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// Use the `key` to ensure that new selector hooks are made when the id changes
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return (
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<TLDrawContext.Provider value={context}>
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<IdProvider>
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<InnerTLDraw
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key={sId || 'tldraw'}
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id={sId}
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currentPageId={currentPageId}
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autofocus={autofocus}
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showPages={showPages}
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showMenu={showMenu}
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showStyles={showStyles}
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showZoom={showZoom}
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showTools={showTools}
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showUI={showUI}
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readOnly={readOnly}
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/>
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</IdProvider>
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</TLDrawContext.Provider>
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)
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}
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interface InnerTLDrawProps {
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id?: string
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currentPageId?: string
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autofocus: boolean
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showPages: boolean
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showMenu: boolean
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showZoom: boolean
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showStyles: boolean
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showUI: boolean
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showTools: boolean
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readOnly: boolean
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}
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const InnerTLDraw = React.memo(function InnerTLDraw({
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id,
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currentPageId,
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autofocus,
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showPages,
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showMenu,
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showZoom,
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showStyles,
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showTools,
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readOnly,
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showUI,
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}: InnerTLDrawProps) {
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const { state, useSelector } = useTLDrawContext()
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const rWrapper = React.useRef<HTMLDivElement>(null)
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const page = useSelector(pageSelector)
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const pageState = useSelector(pageStateSelector)
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const snapLines = useSelector(snapLinesSelector)
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const users = useSelector(usersSelector)
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const settings = useSelector(settingsSelector)
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const isSelecting = useSelector(isInSelectSelector)
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const isHideBoundsShape = useSelector(isHideBoundsShapeSelector)
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const isInSession = state.session !== undefined
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// Hide bounds when not using the select tool, or when the only selected shape has handles
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const hideBounds =
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(isInSession && state.session?.constructor.name !== 'BrushSession') ||
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!isSelecting ||
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isHideBoundsShape ||
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!!pageState.editingId
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// Hide bounds when not using the select tool, or when in session
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const hideHandles = isInSession || !isSelecting
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// Hide indicators when not using the select tool, or when in session
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const hideIndicators =
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(isInSession && state.appState.status !== TLDrawStatus.Brushing) || !isSelecting
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// Custom rendering meta, with dark mode for shapes
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const meta = React.useMemo(() => ({ isDarkMode: settings.isDarkMode }), [settings.isDarkMode])
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// Custom theme, based on darkmode
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const theme = React.useMemo(() => {
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if (settings.isDarkMode) {
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return {
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brushFill: 'rgba(180, 180, 180, .05)',
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brushStroke: 'rgba(180, 180, 180, .25)',
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selected: 'rgba(38, 150, 255, 1.000)',
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selectFill: 'rgba(38, 150, 255, 0.05)',
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background: '#343d45',
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foreground: '#49555f',
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}
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}
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return {}
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}, [settings.isDarkMode])
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React.useEffect(() => {
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if (!currentPageId) return
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state.changePage(currentPageId)
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}, [currentPageId, state])
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return (
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<StyledLayout ref={rWrapper} tabIndex={0} className={settings.isDarkMode ? dark : ''}>
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<OneOff focusableRef={rWrapper} autofocus={autofocus} />
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<ContextMenu>
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<Renderer
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id={id}
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containerRef={rWrapper}
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shapeUtils={shapeUtils}
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page={page}
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pageState={pageState}
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snapLines={snapLines}
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users={users}
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userId={state.state.room?.userId}
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theme={theme}
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meta={meta}
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hideBounds={hideBounds}
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hideHandles={hideHandles}
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hideIndicators={hideIndicators}
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hideBindingHandles={!settings.showBindingHandles}
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hideCloneHandles={!settings.showCloneHandles}
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hideRotateHandles={!settings.showRotateHandles}
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onPinchStart={state.onPinchStart}
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onPinchEnd={state.onPinchEnd}
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onPinch={state.onPinch}
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onPan={state.onPan}
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onZoom={state.onZoom}
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onPointerDown={state.onPointerDown}
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onPointerMove={state.onPointerMove}
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onPointerUp={state.onPointerUp}
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onPointCanvas={state.onPointCanvas}
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onDoubleClickCanvas={state.onDoubleClickCanvas}
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onRightPointCanvas={state.onRightPointCanvas}
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onDragCanvas={state.onDragCanvas}
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onReleaseCanvas={state.onReleaseCanvas}
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onPointShape={state.onPointShape}
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onDoubleClickShape={state.onDoubleClickShape}
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onRightPointShape={state.onRightPointShape}
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onDragShape={state.onDragShape}
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onHoverShape={state.onHoverShape}
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onUnhoverShape={state.onUnhoverShape}
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onReleaseShape={state.onReleaseShape}
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onPointBounds={state.onPointBounds}
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onDoubleClickBounds={state.onDoubleClickBounds}
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onRightPointBounds={state.onRightPointBounds}
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onDragBounds={state.onDragBounds}
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onHoverBounds={state.onHoverBounds}
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onUnhoverBounds={state.onUnhoverBounds}
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onReleaseBounds={state.onReleaseBounds}
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onPointBoundsHandle={state.onPointBoundsHandle}
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onDoubleClickBoundsHandle={state.onDoubleClickBoundsHandle}
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onRightPointBoundsHandle={state.onRightPointBoundsHandle}
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onDragBoundsHandle={state.onDragBoundsHandle}
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onHoverBoundsHandle={state.onHoverBoundsHandle}
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onUnhoverBoundsHandle={state.onUnhoverBoundsHandle}
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onReleaseBoundsHandle={state.onReleaseBoundsHandle}
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onPointHandle={state.onPointHandle}
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onDoubleClickHandle={state.onDoubleClickHandle}
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onRightPointHandle={state.onRightPointHandle}
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onDragHandle={state.onDragHandle}
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onHoverHandle={state.onHoverHandle}
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onUnhoverHandle={state.onUnhoverHandle}
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onReleaseHandle={state.onReleaseHandle}
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onError={state.onError}
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onRenderCountChange={state.onRenderCountChange}
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onShapeChange={state.onShapeChange}
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onShapeBlur={state.onShapeBlur}
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onShapeClone={state.onShapeClone}
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onBoundsChange={state.updateBounds}
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onKeyDown={state.onKeyDown}
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onKeyUp={state.onKeyUp}
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/>
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</ContextMenu>
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{showUI && (
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<StyledUI>
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{settings.isFocusMode ? (
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<FocusButton onSelect={state.toggleFocusMode} />
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) : (
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<>
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<TopPanel
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readOnly={readOnly}
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showPages={showPages}
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showMenu={showMenu}
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showStyles={showStyles}
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showZoom={showZoom}
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/>
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<StyledSpacer />
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{showTools && !readOnly && <ToolsPanel />}
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</>
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)}
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</StyledUI>
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)}
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</StyledLayout>
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)
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})
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const OneOff = React.memo(function OneOff({
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focusableRef,
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autofocus,
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}: {
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autofocus?: boolean
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focusableRef: React.RefObject<HTMLDivElement>
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}) {
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useKeyboardShortcuts(focusableRef)
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useStylesheet()
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React.useEffect(() => {
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if (autofocus) {
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focusableRef.current?.focus()
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}
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}, [autofocus])
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return null
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})
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const StyledLayout = styled('div', {
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position: 'absolute',
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height: '100%',
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width: '100%',
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minHeight: 0,
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minWidth: 0,
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maxHeight: '100%',
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maxWidth: '100%',
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overflow: 'hidden',
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boxSizing: 'border-box',
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outline: 'none',
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'& .tl-container': {
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position: 'absolute',
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top: 0,
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left: 0,
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height: '100%',
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width: '100%',
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zIndex: 1,
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},
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})
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const StyledUI = styled('div', {
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position: 'absolute',
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top: 0,
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left: 0,
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height: '100%',
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width: '100%',
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padding: '8px 8px 0 8px',
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display: 'flex',
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alignItems: 'flex-start',
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justifyContent: 'flex-start',
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pointerEvents: 'none',
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zIndex: 2,
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'& > *': {
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pointerEvents: 'all',
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},
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})
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const StyledSpacer = styled('div', {
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flexGrow: 2,
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})
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