| 1 | import { |
| 2 | DndPlugin, |
| 3 | type DragItemNode, |
| 4 | type DropLineDirection, |
| 5 | type ElementDragItemNode, |
| 6 | } from "@platejs/dnd"; |
| 7 | import { PathApi, type NodeEntry, type Path, type TElement } from "platejs"; |
| 8 | import { type PlateEditor } from "platejs/react"; |
| 9 | import { type RefObject } from "react"; |
| 10 | |
| 11 | import { type CanDropCallback } from "../hooks/useDropNode"; |
| 12 | import { getDropPathFromDirection, type DropPathResult } from "./getDropPath"; |
| 13 | |
| 14 | export type DropOrientation = "horizontal" | "vertical"; |
| 15 | |
| 16 | type ResolvedDropLineDirection = Exclude<DropLineDirection, "">; |
| 17 | |
| 18 | type PointerCoordinates = { |
| 19 | clientX: number; |
| 20 | clientY: number; |
| 21 | }; |
| 22 | |
| 23 | export type FreeformDropRegistration = { |
| 24 | canCreateColumns: boolean; |
| 25 | canDropNode?: CanDropCallback; |
| 26 | element: TElement; |
| 27 | id: string; |
| 28 | nodeRef: RefObject<HTMLElement | null>; |
| 29 | orientation: DropOrientation; |
| 30 | }; |
| 31 | |
| 32 | export type FreeformDropTarget = { |
| 33 | direction: ResolvedDropLineDirection; |
| 34 | dropPath: DropPathResult; |
| 35 | element: TElement; |
| 36 | id: string; |
| 37 | nodeRef: RefObject<HTMLElement | null>; |
| 38 | }; |
| 39 | |
| 40 | type FreeformDropCandidate = { |
| 41 | dropElement: TElement; |
| 42 | dropPath: Path; |
| 43 | orientation: DropOrientation; |
| 44 | rect: DOMRect; |
| 45 | registration: FreeformDropRegistration; |
| 46 | }; |
| 47 | |
| 48 | type FreeformDragSnapshot = { |
| 49 | candidates: FreeformDropCandidate[]; |
| 50 | draggedEntries: NodeEntry<TElement>[]; |
| 51 | primaryDragPath: Path | undefined; |
| 52 | resolvedDragItem: ElementDragItemNode; |
| 53 | }; |
| 54 | |
| 55 | type ActiveFreeformDrag = { |
| 56 | cleanup: () => void; |
| 57 | dragItem: ElementDragItemNode; |
| 58 | frameId: number | null; |
| 59 | lastCoordinates: PointerCoordinates | null; |
| 60 | lastTarget: FreeformDropTarget | null; |
| 61 | snapshot: FreeformDragSnapshot; |
| 62 | }; |
| 63 | |
| 64 | const COLUMN_EDGE_THRESHOLD_RATIO = 0.18; |
| 65 | const MIN_COLUMN_EDGE_THRESHOLD_PX = 44; |
| 66 | const MAX_COLUMN_EDGE_THRESHOLD_PX = 96; |
| 67 | const EDITOR_DROP_BOUNDARY_PADDING_PX = 36; |
| 68 | const SAME_PARENT_SCORE_BONUS = 18; |
| 69 | const TARGET_DEPTH_SCORE_BONUS = 14; |
| 70 | const INSIDE_TARGET_SCORE_BONUS = 22; |
| 71 | const registrationsByEditorId = new Map< |
| 72 | string, |
| 73 | Map<symbol, FreeformDropRegistration> |
| 74 | >(); |
| 75 | const activeDragsByEditorId = new Map<string, ActiveFreeformDrag>(); |
| 76 | |
| 77 | export function registerFreeformDropNode( |
| 78 | editor: PlateEditor, |
| 79 | registration: FreeformDropRegistration, |
| 80 | ): () => void { |
| 81 | const key = Symbol(registration.id); |
| 82 | const editorRegistrations = |
| 83 | registrationsByEditorId.get(editor.id) ?? |
| 84 | new Map<symbol, FreeformDropRegistration>(); |
| 85 | |
| 86 | editorRegistrations.set(key, registration); |
| 87 | registrationsByEditorId.set(editor.id, editorRegistrations); |
| 88 | |
| 89 | return () => { |
| 90 | editorRegistrations.delete(key); |
| 91 | |
| 92 | if (editorRegistrations.size === 0) { |
| 93 | registrationsByEditorId.delete(editor.id); |
| 94 | } |
| 95 | }; |
| 96 | } |
| 97 | |
| 98 | export function startFreeformDrag( |
| 99 | editor: PlateEditor, |
| 100 | dragItem: ElementDragItemNode, |
| 101 | ): void { |
| 102 | stopFreeformDrag(editor, { clearDropTarget: false }); |
| 103 | |
| 104 | const activeDrag: ActiveFreeformDrag = { |
| 105 | cleanup: () => undefined, |
| 106 | dragItem, |
| 107 | frameId: null, |
| 108 | lastCoordinates: null, |
| 109 | lastTarget: null, |
| 110 | snapshot: createFreeformDragSnapshot(editor, dragItem), |
| 111 | }; |
| 112 | |
| 113 | const syncFromEvent = (event: DragEvent) => { |
| 114 | if (event.clientX === 0 && event.clientY === 0) return; |
| 115 | |
| 116 | activeDrag.lastCoordinates = { |
| 117 | clientX: event.clientX, |
| 118 | clientY: event.clientY, |
| 119 | }; |
| 120 | |
| 121 | if (activeDrag.frameId !== null) return; |
| 122 | |
| 123 | activeDrag.frameId = window.requestAnimationFrame(() => { |
| 124 | activeDrag.frameId = null; |
| 125 | |
| 126 | if (!activeDrag.lastCoordinates) return; |
| 127 | |
| 128 | activeDrag.lastTarget = syncFreeformDropTarget(editor, dragItem, { |
| 129 | coordinates: activeDrag.lastCoordinates, |
| 130 | }); |
| 131 | }); |
| 132 | }; |
| 133 | |
| 134 | window.addEventListener("drag", syncFromEvent, true); |
| 135 | window.addEventListener("dragover", syncFromEvent, true); |
| 136 | window.addEventListener("drop", syncFromEvent, true); |
| 137 | |
| 138 | activeDrag.cleanup = () => { |
| 139 | window.removeEventListener("drag", syncFromEvent, true); |
| 140 | window.removeEventListener("dragover", syncFromEvent, true); |
| 141 | window.removeEventListener("drop", syncFromEvent, true); |
| 142 | |
| 143 | if (activeDrag.frameId !== null) { |
| 144 | window.cancelAnimationFrame(activeDrag.frameId); |
| 145 | activeDrag.frameId = null; |
| 146 | } |
| 147 | }; |
| 148 | |
| 149 | activeDragsByEditorId.set(editor.id, activeDrag); |
| 150 | } |
| 151 | |
| 152 | export function stopFreeformDrag( |
| 153 | editor: PlateEditor, |
| 154 | { clearDropTarget = true }: { clearDropTarget?: boolean } = {}, |
| 155 | ): void { |
| 156 | const activeDrag = activeDragsByEditorId.get(editor.id); |
| 157 | |
| 158 | if (activeDrag) { |
| 159 | activeDrag.cleanup(); |
| 160 | activeDragsByEditorId.delete(editor.id); |
| 161 | } |
| 162 | |
| 163 | if (clearDropTarget) { |
| 164 | setEditorDropTarget(editor, null); |
| 165 | } |
| 166 | } |
| 167 | |
| 168 | export function getActiveFreeformDropTarget( |
| 169 | editor: PlateEditor, |
| 170 | ): FreeformDropTarget | null { |
| 171 | return activeDragsByEditorId.get(editor.id)?.lastTarget ?? null; |
| 172 | } |
| 173 | |
| 174 | export function syncFreeformDropTargetFromClientOffset( |
| 175 | editor: PlateEditor, |
| 176 | dragItem: DragItemNode, |
| 177 | clientOffset: { x: number; y: number } | null, |
| 178 | ): FreeformDropTarget | null | undefined { |
| 179 | if (!clientOffset || !isElementDragItem(dragItem)) return undefined; |
| 180 | |
| 181 | const target = syncFreeformDropTarget(editor, dragItem, { |
| 182 | coordinates: { |
| 183 | clientX: clientOffset.x, |
| 184 | clientY: clientOffset.y, |
| 185 | }, |
| 186 | }); |
| 187 | const activeDrag = activeDragsByEditorId.get(editor.id); |
| 188 | |
| 189 | if (activeDrag) { |
| 190 | activeDrag.lastCoordinates = { |
| 191 | clientX: clientOffset.x, |
| 192 | clientY: clientOffset.y, |
| 193 | }; |
| 194 | activeDrag.lastTarget = target; |
| 195 | } |
| 196 | |
| 197 | return target; |
| 198 | } |
| 199 | |
| 200 | function resolveFreeformDropTarget( |
| 201 | editor: PlateEditor, |
| 202 | dragItem: ElementDragItemNode, |
| 203 | { coordinates }: { coordinates: PointerCoordinates }, |
| 204 | ): FreeformDropTarget | null { |
| 205 | if (!isPointInsideEditor(editor, coordinates)) return null; |
| 206 | |
| 207 | const snapshot = |
| 208 | activeDragsByEditorId.get(editor.id)?.snapshot ?? |
| 209 | createFreeformDragSnapshot(editor, dragItem); |
| 210 | let bestTarget: FreeformDropTarget | null = null; |
| 211 | let bestScore = Number.POSITIVE_INFINITY; |
| 212 | |
| 213 | snapshot.candidates.forEach( |
| 214 | ({ dropElement, dropPath, orientation, rect, registration }) => { |
| 215 | const direction = getCandidateDirection({ |
| 216 | coordinates, |
| 217 | orientation, |
| 218 | rect, |
| 219 | registration, |
| 220 | }); |
| 221 | const dropPathResult = getDropPathFromDirection(editor, { |
| 222 | canCreateColumns: registration.canCreateColumns, |
| 223 | canDropNode: registration.canDropNode, |
| 224 | direction, |
| 225 | dragItem: snapshot.resolvedDragItem, |
| 226 | element: dropElement, |
| 227 | }); |
| 228 | |
| 229 | if (!dropPathResult) return; |
| 230 | |
| 231 | const score = getCandidateScore({ |
| 232 | coordinates, |
| 233 | direction, |
| 234 | dropPath, |
| 235 | primaryDragPath: snapshot.primaryDragPath, |
| 236 | rect, |
| 237 | registration, |
| 238 | }); |
| 239 | |
| 240 | if (score < bestScore) { |
| 241 | bestScore = score; |
| 242 | bestTarget = { |
| 243 | direction, |
| 244 | dropPath: dropPathResult, |
| 245 | element: dropElement, |
| 246 | id: registration.id, |
| 247 | nodeRef: registration.nodeRef, |
| 248 | }; |
| 249 | } |
| 250 | }, |
| 251 | ); |
| 252 | |
| 253 | return bestTarget; |
| 254 | } |
| 255 | |
| 256 | function syncFreeformDropTarget( |
| 257 | editor: PlateEditor, |
| 258 | dragItem: ElementDragItemNode, |
| 259 | { coordinates }: { coordinates: PointerCoordinates }, |
| 260 | ): FreeformDropTarget | null { |
| 261 | const target = resolveFreeformDropTarget(editor, dragItem, { coordinates }); |
| 262 | |
| 263 | setEditorDropTarget(editor, target); |
| 264 | |
| 265 | return target; |
| 266 | } |
| 267 | |
| 268 | function setEditorDropTarget( |
| 269 | editor: PlateEditor, |
| 270 | target: FreeformDropTarget | null, |
| 271 | ): void { |
| 272 | const current = editor.getOptions(DndPlugin).dropTarget; |
| 273 | const nextDropTarget = target |
| 274 | ? { id: target.id, line: target.direction } |
| 275 | : { id: null, line: "" as DropLineDirection }; |
| 276 | |
| 277 | if ( |
| 278 | current?.id === nextDropTarget.id && |
| 279 | current?.line === nextDropTarget.line |
| 280 | ) { |
| 281 | return; |
| 282 | } |
| 283 | |
| 284 | editor.setOption(DndPlugin, "dropTarget", nextDropTarget); |
| 285 | } |
| 286 | |
| 287 | function isElementDragItem( |
| 288 | dragItem: DragItemNode | undefined, |
| 289 | ): dragItem is ElementDragItemNode { |
| 290 | return Boolean( |
| 291 | dragItem && |
| 292 | "id" in dragItem && |
| 293 | "element" in dragItem && |
| 294 | "editorId" in dragItem, |
| 295 | ); |
| 296 | } |
| 297 | |
| 298 | function getResolvedDragItem( |
| 299 | editor: PlateEditor, |
| 300 | dragItem: ElementDragItemNode, |
| 301 | ): ElementDragItemNode { |
| 302 | const primaryDragId = getDraggedIds(dragItem)[0]; |
| 303 | |
| 304 | if (!primaryDragId) return dragItem; |
| 305 | |
| 306 | const freshEntry = getElementEntryById(editor, primaryDragId); |
| 307 | |
| 308 | if (!freshEntry) return dragItem; |
| 309 | |
| 310 | return { |
| 311 | ...dragItem, |
| 312 | element: freshEntry[0], |
| 313 | }; |
| 314 | } |
| 315 | |
| 316 | function getDraggedEntries( |
| 317 | editor: PlateEditor, |
| 318 | dragItem: ElementDragItemNode, |
| 319 | ): NodeEntry<TElement>[] { |
| 320 | return getDraggedIds(dragItem) |
| 321 | .map((id) => getElementEntryById(editor, id)) |
| 322 | .filter((entry): entry is NodeEntry<TElement> => Boolean(entry)); |
| 323 | } |
| 324 | |
| 325 | function getDraggedIds(dragItem: ElementDragItemNode): string[] { |
| 326 | return Array.isArray(dragItem.id) ? dragItem.id : [dragItem.id]; |
| 327 | } |
| 328 | |
| 329 | function createFreeformDragSnapshot( |
| 330 | editor: PlateEditor, |
| 331 | dragItem: ElementDragItemNode, |
| 332 | ): FreeformDragSnapshot { |
| 333 | const resolvedDragItem = getResolvedDragItem(editor, dragItem); |
| 334 | const draggedEntries = getDraggedEntries(editor, resolvedDragItem); |
| 335 | const primaryDragPath = draggedEntries[0]?.[1]; |
| 336 | const groupedRegistrations = getGroupedRegistrations(editor.id); |
| 337 | const candidatesWithoutOrientation: Array< |
| 338 | Omit<FreeformDropCandidate, "orientation"> |
| 339 | > = []; |
| 340 | |
| 341 | groupedRegistrations.forEach((registrations) => { |
| 342 | const preferred = selectPreferredRegistrationWithRect(registrations); |
| 343 | |
| 344 | if (!preferred) return; |
| 345 | |
| 346 | const { rect, registration } = preferred; |
| 347 | const dropEntry = getElementEntryById(editor, registration.id); |
| 348 | |
| 349 | if (!dropEntry) return; |
| 350 | |
| 351 | const [dropElement, dropPath] = dropEntry; |
| 352 | |
| 353 | if ( |
| 354 | draggedEntries.some(([, dragPath]) => |
| 355 | PathApi.isAncestor(dragPath, dropPath), |
| 356 | ) |
| 357 | ) { |
| 358 | return; |
| 359 | } |
| 360 | |
| 361 | candidatesWithoutOrientation.push({ |
| 362 | dropElement, |
| 363 | dropPath, |
| 364 | rect, |
| 365 | registration, |
| 366 | }); |
| 367 | }); |
| 368 | |
| 369 | const candidates = candidatesWithoutOrientation.map((candidate) => ({ |
| 370 | ...candidate, |
| 371 | orientation: getResolvedDropOrientationFromCandidates({ |
| 372 | candidates: candidatesWithoutOrientation, |
| 373 | fallbackOrientation: candidate.registration.orientation, |
| 374 | path: candidate.dropPath, |
| 375 | }), |
| 376 | })); |
| 377 | |
| 378 | return { |
| 379 | candidates, |
| 380 | draggedEntries, |
| 381 | primaryDragPath, |
| 382 | resolvedDragItem, |
| 383 | }; |
| 384 | } |
| 385 | |
| 386 | function getElementEntryById( |
| 387 | editor: PlateEditor, |
| 388 | id: string, |
| 389 | ): NodeEntry<TElement> | undefined { |
| 390 | const entry = editor.api.node({ id, at: [] }) as |
| 391 | | NodeEntry<TElement> |
| 392 | | undefined; |
| 393 | |
| 394 | if (!entry || !isElementNode(entry[0])) return undefined; |
| 395 | |
| 396 | return entry; |
| 397 | } |
| 398 | |
| 399 | function isElementNode(node: unknown): node is TElement { |
| 400 | return ( |
| 401 | typeof node === "object" && |
| 402 | node !== null && |
| 403 | "type" in node && |
| 404 | "children" in node |
| 405 | ); |
| 406 | } |
| 407 | |
| 408 | function getGroupedRegistrations( |
| 409 | editorId: string, |
| 410 | ): Map<string, FreeformDropRegistration[]> { |
| 411 | const editorRegistrations = registrationsByEditorId.get(editorId); |
| 412 | const grouped = new Map<string, FreeformDropRegistration[]>(); |
| 413 | |
| 414 | editorRegistrations?.forEach((registration) => { |
| 415 | const group = grouped.get(registration.id) ?? []; |
| 416 | group.push(registration); |
| 417 | grouped.set(registration.id, group); |
| 418 | }); |
| 419 | |
| 420 | return grouped; |
| 421 | } |
| 422 | |
| 423 | function selectPreferredRegistrationWithRect( |
| 424 | registrations: FreeformDropRegistration[], |
| 425 | ): { rect: DOMRect; registration: FreeformDropRegistration } | undefined { |
| 426 | let best: |
| 427 | | { rect: DOMRect; registration: FreeformDropRegistration; score: number } |
| 428 | | undefined; |
| 429 | |
| 430 | registrations.forEach((registration) => { |
| 431 | const node = registration.nodeRef.current; |
| 432 | |
| 433 | if (!node?.isConnected) return; |
| 434 | |
| 435 | const rect = node.getBoundingClientRect(); |
| 436 | |
| 437 | if (rect.width === 0 || rect.height === 0) return; |
| 438 | |
| 439 | const score = getRegistrationScore(registration, rect); |
| 440 | |
| 441 | if (!best || score > best.score) { |
| 442 | best = { rect, registration, score }; |
| 443 | } |
| 444 | }); |
| 445 | |
| 446 | return best; |
| 447 | } |
| 448 | |
| 449 | function getRegistrationScore( |
| 450 | registration: FreeformDropRegistration, |
| 451 | rect: DOMRect, |
| 452 | ): number { |
| 453 | const area = rect.width * rect.height; |
| 454 | |
| 455 | return ( |
| 456 | (registration.canDropNode ? 10_000_000 : 0) + |
| 457 | (registration.canCreateColumns ? 1_000_000 : 0) + |
| 458 | area |
| 459 | ); |
| 460 | } |
| 461 | |
| 462 | function getCandidateDirection({ |
| 463 | coordinates, |
| 464 | orientation, |
| 465 | rect, |
| 466 | registration, |
| 467 | }: { |
| 468 | coordinates: PointerCoordinates; |
| 469 | orientation: DropOrientation; |
| 470 | rect: DOMRect; |
| 471 | registration: FreeformDropRegistration; |
| 472 | }): ResolvedDropLineDirection { |
| 473 | if ( |
| 474 | registration.canCreateColumns && |
| 475 | isPointInsideRect(coordinates, rect) && |
| 476 | orientation === "vertical" |
| 477 | ) { |
| 478 | const threshold = Math.min( |
| 479 | Math.max( |
| 480 | rect.width * COLUMN_EDGE_THRESHOLD_RATIO, |
| 481 | MIN_COLUMN_EDGE_THRESHOLD_PX, |
| 482 | ), |
| 483 | MAX_COLUMN_EDGE_THRESHOLD_PX, |
| 484 | ); |
| 485 | |
| 486 | if (coordinates.clientX <= rect.left + threshold) return "left"; |
| 487 | if (coordinates.clientX >= rect.right - threshold) return "right"; |
| 488 | } |
| 489 | |
| 490 | if (orientation === "horizontal") { |
| 491 | return coordinates.clientX < rect.left + rect.width / 2 ? "left" : "right"; |
| 492 | } |
| 493 | |
| 494 | return coordinates.clientY < rect.top + rect.height / 2 ? "top" : "bottom"; |
| 495 | } |
| 496 | |
| 497 | function getResolvedDropOrientationFromCandidates({ |
| 498 | candidates, |
| 499 | fallbackOrientation, |
| 500 | path, |
| 501 | }: { |
| 502 | candidates: Array<Omit<FreeformDropCandidate, "orientation">>; |
| 503 | fallbackOrientation: DropOrientation; |
| 504 | path: Path; |
| 505 | }): DropOrientation { |
| 506 | const parentPath = PathApi.parent(path); |
| 507 | const siblingRects = candidates |
| 508 | .filter((candidate) => |
| 509 | PathApi.equals(PathApi.parent(candidate.dropPath), parentPath), |
| 510 | ) |
| 511 | .map((candidate) => candidate.rect); |
| 512 | |
| 513 | if (siblingRects.length < 2) return fallbackOrientation; |
| 514 | |
| 515 | const centers = siblingRects.map((rect) => ({ |
| 516 | x: rect.left + rect.width / 2, |
| 517 | y: rect.top + rect.height / 2, |
| 518 | })); |
| 519 | const minX = Math.min(...centers.map((center) => center.x)); |
| 520 | const maxX = Math.max(...centers.map((center) => center.x)); |
| 521 | const minY = Math.min(...centers.map((center) => center.y)); |
| 522 | const maxY = Math.max(...centers.map((center) => center.y)); |
| 523 | const xSpread = maxX - minX; |
| 524 | const ySpread = maxY - minY; |
| 525 | |
| 526 | return ySpread > xSpread ? "vertical" : "horizontal"; |
| 527 | } |
| 528 | |
| 529 | function getCandidateScore({ |
| 530 | coordinates, |
| 531 | direction, |
| 532 | dropPath, |
| 533 | primaryDragPath, |
| 534 | rect, |
| 535 | registration, |
| 536 | }: { |
| 537 | coordinates: PointerCoordinates; |
| 538 | direction: ResolvedDropLineDirection; |
| 539 | dropPath: Path; |
| 540 | primaryDragPath: Path | undefined; |
| 541 | rect: DOMRect; |
| 542 | registration: FreeformDropRegistration; |
| 543 | }): number { |
| 544 | const insertionLineDistance = |
| 545 | direction === "left" |
| 546 | ? Math.abs(coordinates.clientX - rect.left) |
| 547 | : direction === "right" |
| 548 | ? Math.abs(coordinates.clientX - rect.right) |
| 549 | : direction === "top" |
| 550 | ? Math.abs(coordinates.clientY - rect.top) |
| 551 | : Math.abs(coordinates.clientY - rect.bottom); |
| 552 | const crossAxisDistance = |
| 553 | direction === "left" || direction === "right" |
| 554 | ? distanceToRange(coordinates.clientY, rect.top, rect.bottom) |
| 555 | : distanceToRange(coordinates.clientX, rect.left, rect.right); |
| 556 | const sameParentBonus = |
| 557 | primaryDragPath && |
| 558 | PathApi.equals(PathApi.parent(primaryDragPath), PathApi.parent(dropPath)) |
| 559 | ? SAME_PARENT_SCORE_BONUS |
| 560 | : 0; |
| 561 | const columnCreationBonus = |
| 562 | registration.canCreateColumns && |
| 563 | (direction === "left" || direction === "right") |
| 564 | ? SAME_PARENT_SCORE_BONUS |
| 565 | : 0; |
| 566 | const depthBonus = dropPath.length * TARGET_DEPTH_SCORE_BONUS; |
| 567 | const insideTargetBonus = isPointInsideRect(coordinates, rect) |
| 568 | ? INSIDE_TARGET_SCORE_BONUS |
| 569 | : 0; |
| 570 | |
| 571 | return ( |
| 572 | insertionLineDistance + |
| 573 | crossAxisDistance * 0.35 - |
| 574 | sameParentBonus - |
| 575 | columnCreationBonus - |
| 576 | depthBonus - |
| 577 | insideTargetBonus |
| 578 | ); |
| 579 | } |
| 580 | |
| 581 | function distanceToRange(value: number, start: number, end: number): number { |
| 582 | if (value < start) return start - value; |
| 583 | if (value > end) return value - end; |
| 584 | |
| 585 | return 0; |
| 586 | } |
| 587 | |
| 588 | function isPointInsideRect( |
| 589 | { clientX, clientY }: PointerCoordinates, |
| 590 | rect: DOMRect, |
| 591 | ): boolean { |
| 592 | return ( |
| 593 | clientX >= rect.left && |
| 594 | clientX <= rect.right && |
| 595 | clientY >= rect.top && |
| 596 | clientY <= rect.bottom |
| 597 | ); |
| 598 | } |
| 599 | |
| 600 | function isPointInsideEditor( |
| 601 | editor: PlateEditor, |
| 602 | { clientX, clientY }: PointerCoordinates, |
| 603 | ): boolean { |
| 604 | try { |
| 605 | const editorNode = editor.api.toDOMNode(editor); |
| 606 | |
| 607 | if (!(editorNode instanceof HTMLElement)) return false; |
| 608 | |
| 609 | const rect = editorNode.getBoundingClientRect(); |
| 610 | |
| 611 | return ( |
| 612 | clientX >= rect.left - EDITOR_DROP_BOUNDARY_PADDING_PX && |
| 613 | clientX <= rect.right + EDITOR_DROP_BOUNDARY_PADDING_PX && |
| 614 | clientY >= rect.top - EDITOR_DROP_BOUNDARY_PADDING_PX && |
| 615 | clientY <= rect.bottom + EDITOR_DROP_BOUNDARY_PADDING_PX |
| 616 | ); |
| 617 | } catch { |
| 618 | return false; |
| 619 | } |
| 620 | } |
| 621 |