OXIESEC PANEL

Name	Size	Modified	Perms
📁 ..	-	02/20/2020 05:44:43 AM	rwxr-xr-x
📄 BlockBoundary.ts	1.53 KB	02/20/2020 05:42:20 AM	rw-r--r--
📄 CaretBr.ts	1.47 KB	02/20/2020 05:42:20 AM	rw-r--r--
📄 CaretCandidate.ts	2.68 KB	02/20/2020 05:42:21 AM	rw-r--r--
📄 CaretContainer.ts	5.4 KB	02/20/2020 05:42:21 AM	rw-r--r--
📄 CaretContainerInline.ts	2.23 KB	02/20/2020 05:42:22 AM	rw-r--r--
📄 CaretContainerInput.ts	1.87 KB	02/20/2020 05:42:22 AM	rw-r--r--
📄 CaretContainerRemove.ts	3.3 KB	02/20/2020 05:42:23 AM	rw-r--r--
📄 CaretFinder.ts	4.09 KB	02/20/2020 05:42:25 AM	rw-r--r--
📄 CaretPosition.ts	13.27 KB	02/20/2020 05:42:26 AM	rw-r--r--
📄 CaretPositionPredicates.ts	2.24 KB	02/20/2020 05:42:27 AM	rw-r--r--
📄 CaretUtils.ts	8.54 KB	02/20/2020 05:42:27 AM	rw-r--r--
📄 CaretWalker.ts	7.67 KB	02/20/2020 05:42:28 AM	rw-r--r--
📄 FakeCaret.ts	6.26 KB	02/20/2020 05:42:28 AM	rw-r--r--
📄 InsertText.ts	1.32 KB	02/20/2020 05:42:29 AM	rw-r--r--
📄 LineReader.ts	5.88 KB	02/20/2020 05:42:29 AM	rw-r--r--
📄 LineUtils.ts	4.11 KB	02/20/2020 05:42:30 AM	rw-r--r--
📄 LineWalker.ts	4.56 KB	02/20/2020 05:42:30 AM	rw-r--r--
📄 TableCells.ts	3.58 KB	02/20/2020 05:42:31 AM	rw-r--r--

Editing: LineWalker.ts

/**
 * Copyright (c) Tiny Technologies, Inc. All rights reserved.
 * Licensed under the LGPL or a commercial license.
 * For LGPL see License.txt in the project root for license information.
 * For commercial licenses see https://www.tiny.cloud/
 */

import ArrUtils from '../util/ArrUtils';
import * as Dimensions from '../dom/Dimensions';
import * as CaretCandidate from './CaretCandidate';
import * as CaretUtils from './CaretUtils';
import { CaretWalker } from './CaretWalker';
import CaretPosition from './CaretPosition';
import * as ClientRect from '../geom/ClientRect';
import { Fun } from '@ephox/katamari';
import { Node } from '@ephox/dom-globals';

export interface ClientRectLine extends ClientRect.ClientRect {
  line: number;
}

export enum VDirection {
  Up = -1,
  Down = 1
}

type PosPredicate = (rect1: ClientRect.ClientRect, rect2: ClientRect.ClientRect) => boolean;
type RectPredicate = (rect: ClientRectLine) => boolean;

const findUntil = (direction: VDirection, root: Node, predicateFn: (node: Node) => boolean, node: Node): void => {
  while ((node = CaretUtils.findNode(node, direction, CaretCandidate.isEditableCaretCandidate, root))) {
    if (predicateFn(node)) {
      return;
    }
  }
};

const walkUntil = (direction: VDirection, isAboveFn: PosPredicate, isBeflowFn: PosPredicate, root: Node, predicateFn: RectPredicate, caretPosition: CaretPosition): ClientRectLine[] => {
  let line = 0, node;
  const result = [];
  let targetClientRect;

const add = function (node: Node) {
    let i, clientRect, clientRects;

clientRects = Dimensions.getClientRects([node]);
    if (direction === -1) {
      clientRects = clientRects.reverse();
    }

for (i = 0; i < clientRects.length; i++) {
      clientRect = clientRects[i];
      if (isBeflowFn(clientRect, targetClientRect)) {
        continue;
      }

if (result.length > 0 && isAboveFn(clientRect, ArrUtils.last(result))) {
        line++;
      }

clientRect.line = line;

if (predicateFn(clientRect)) {
        return true;
      }

result.push(clientRect);
    }
  };

targetClientRect = ArrUtils.last(caretPosition.getClientRects());
  if (!targetClientRect) {
    return result;
  }

node = caretPosition.getNode();
  add(node);
  findUntil(direction, root, add, node);

return result;
};

const aboveLineNumber = (lineNumber: number, clientRect: ClientRectLine) => clientRect.line > lineNumber;
const isLineNumber = (lineNumber: number, clientRect: ClientRectLine) => clientRect.line === lineNumber;
const upUntil = Fun.curry(walkUntil, VDirection.Up, ClientRect.isAbove, ClientRect.isBelow) as (root: Node, predicateFn: RectPredicate, caretPosition: CaretPosition) => ClientRectLine[];
const downUntil = Fun.curry(walkUntil, VDirection.Down, ClientRect.isBelow, ClientRect.isAbove) as (root: Node, predicateFn: RectPredicate, caretPosition: CaretPosition) => ClientRectLine[];

const positionsUntil = (direction: VDirection, root: Node, predicateFn: RectPredicate, node: Node): ClientRectLine[] => {
  const caretWalker = CaretWalker(root);
  let walkFn, isBelowFn, isAboveFn,
    caretPosition;
  const result = [];
  let line = 0, clientRect, targetClientRect;

const getClientRect = function (caretPosition) {
    if (direction === 1) {
      return ArrUtils.last(caretPosition.getClientRects());
    }

return ArrUtils.last(caretPosition.getClientRects());
  };

if (direction === 1) {
    walkFn = caretWalker.next;
    isBelowFn = ClientRect.isBelow;
    isAboveFn = ClientRect.isAbove;
    caretPosition = CaretPosition.after(node);
  } else {
    walkFn = caretWalker.prev;
    isBelowFn = ClientRect.isAbove;
    isAboveFn = ClientRect.isBelow;
    caretPosition = CaretPosition.before(node);
  }

targetClientRect = getClientRect(caretPosition);

do {
    if (!caretPosition.isVisible()) {
      continue;
    }

clientRect = getClientRect(caretPosition);

if (isAboveFn(clientRect, targetClientRect)) {
      continue;
    }

if (result.length > 0 && isBelowFn(clientRect, ArrUtils.last(result))) {
      line++;
    }

clientRect = ClientRect.clone(clientRect);
    clientRect.position = caretPosition;
    clientRect.line = line;

if (predicateFn(clientRect)) {
      return result;
    }

result.push(clientRect);
  } while ((caretPosition = walkFn(caretPosition)));

return result;
};

const isAboveLine = (lineNumber: number) => (clientRect: ClientRectLine) => aboveLineNumber(lineNumber, clientRect);
const isLine = (lineNumber: number) => (clientRect: ClientRectLine) => isLineNumber(lineNumber, clientRect);

export {
  upUntil,
  downUntil,
  positionsUntil,
  isAboveLine,
  isLine
};