mirror of
https://github.com/codex-team/editor.js
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75dbc91f53
* Api shorthands closes #612 * Remove docs about events * Update embed submodule * Update example
132 lines
3.4 KiB
TypeScript
132 lines
3.4 KiB
TypeScript
import Module from '../../__module';
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import {Caret} from '../../../../types/api';
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/**
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* @class CaretAPI
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* provides with methods to work with caret
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*/
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export default class CaretAPI extends Module {
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/**
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* Available methods
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* @return {Caret}
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*/
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get methods(): Caret {
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return {
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setToFirstBlock: this.setToFirstBlock,
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setToLastBlock: this.setToLastBlock,
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setToPreviousBlock: this.setToPreviousBlock,
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setToNextBlock: this.setToNextBlock,
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setToBlock: this.setToBlock,
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focus: this.focus,
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};
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}
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/**
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* Sets caret to the first Block
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*
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* @param {string} position - position where to set caret
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* @param {number} offset - caret offset
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*
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* @return {boolean}
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*/
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private setToFirstBlock = (position: string = this.Editor.Caret.positions.DEFAULT, offset: number = 0): boolean => {
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if (!this.Editor.BlockManager.firstBlock) {
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return false;
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}
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this.Editor.Caret.setToBlock(this.Editor.BlockManager.firstBlock, position, offset);
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return true;
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}
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/**
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* Sets caret to the last Block
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*
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* @param {string} position - position where to set caret
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* @param {number} offset - caret offset
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*
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* @return {boolean}
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*/
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private setToLastBlock = (position: string = this.Editor.Caret.positions.DEFAULT, offset: number = 0): boolean => {
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if (!this.Editor.BlockManager.lastBlock) {
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return false;
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}
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this.Editor.Caret.setToBlock(this.Editor.BlockManager.lastBlock, position, offset);
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return true;
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}
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/**
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* Sets caret to the previous Block
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*
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* @param {string} position - position where to set caret
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* @param {number} offset - caret offset
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*
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* @return {boolean}
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*/
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private setToPreviousBlock = (
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position: string = this.Editor.Caret.positions.DEFAULT,
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offset: number = 0,
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): boolean => {
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if (!this.Editor.BlockManager.previousBlock) {
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return false;
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}
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this.Editor.Caret.setToBlock(this.Editor.BlockManager.previousBlock, position, offset);
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return true;
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}
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/**
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* Sets caret to the next Block
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*
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* @param {string} position - position where to set caret
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* @param {number} offset - caret offset
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*
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* @return {boolean}
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*/
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private setToNextBlock = (position: string = this.Editor.Caret.positions.DEFAULT, offset: number = 0): boolean => {
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if (!this.Editor.BlockManager.nextBlock) {
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return false;
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}
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this.Editor.Caret.setToBlock(this.Editor.BlockManager.nextBlock, position, offset);
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return true;
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}
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/**
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* Sets caret to the Block by passed index
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*
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* @param {number} index - index of Block where to set caret
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* @param {string} position - position where to set caret
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* @param {number} offset - caret offset
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*
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* @return {boolean}
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*/
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private setToBlock = (
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index: number,
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position: string = this.Editor.Caret.positions.DEFAULT,
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offset: number = 0,
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): boolean => {
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if (!this.Editor.BlockManager.blocks[index]) {
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return false;
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}
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this.Editor.Caret.setToBlock(this.Editor.BlockManager.blocks[index], position, offset);
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return true;
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}
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/**
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* Sets caret to the Editor
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*
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* @param {boolean} atEnd - if true, set Caret to the end of the Editor
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*
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* @return {boolean}
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*/
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private focus = (atEnd: boolean = false) => {
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if (atEnd) {
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return this.setToLastBlock(this.Editor.Caret.positions.END);
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}
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return this.setToFirstBlock(this.Editor.Caret.positions.START);
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}
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}
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