@syncfusion/ej2-spreadsheet/src/workbook/integrations/image.js

Feature-rich JavaScript Spreadsheet (Excel) control with built-in support for selection, editing, formatting, importing and exporting to Excel

import { getRangeIndexes } from '../common/index';
import { getCell, setCell, getSheetIndex, getSheet } from '../base/index';
import { importModelUpdate, setImage } from '../common/event';
import { isUndefined } from '@syncfusion/ej2-base';
/**
 * Specifies image.
 */
var WorkbookImage = /** @class */ (function () {
    function WorkbookImage(parent) {
        this.parent = parent;
        this.addEventListener();
    }
    WorkbookImage.prototype.setImage = function (args) {
        var lastIndex = args.range ? args.range.lastIndexOf('!') : -1;
        var imgRange = args.range ? (lastIndex > -1) ? args.range.substring(lastIndex + 1) : args.range
            : this.parent.getActiveSheet().selectedRange;
        var sheetIdx = (args.range && lastIndex > -1) ?
            getSheetIndex(this.parent, args.range.substring(0, lastIndex)) : this.parent.activeSheetIndex;
        var indexes = getRangeIndexes(imgRange);
        var sheet = isUndefined(sheetIdx) ? this.parent.getActiveSheet() : getSheet(this.parent, sheetIdx);
        var cell = getCell(indexes[0], indexes[1], sheet);
        var oldImgData;
        var imgData = args.options;
        if (cell && cell.image) {
            oldImgData = cell.image;
            if (args.isPositionChanged) {
                for (var i = 0; i < oldImgData.length; i++) {
                    for (var j = 0; j < imgData.length; j++) {
                        oldImgData[i] = imgData[j];
                        if (document.getElementById(imgData[j].id)) {
                            args.isElementRemoved = true;
                            document.getElementById(imgData[j].id).remove();
                        }
                    }
                }
            }
            else {
                oldImgData = cell.image;
                for (var i = 0; i < imgData.length; i++) {
                    oldImgData.push(imgData[i]);
                }
            }
        }
        setCell(indexes[0], indexes[1], sheet, { image: (cell && cell.image) ? oldImgData : imgData }, true);
        return args.isElementRemoved;
    };
    WorkbookImage.prototype.updateImagesFromSheet = function () {
        this.parent.sheets.forEach(function (sheet) {
            if (sheet.imageColl) {
                sheet.imageColl.forEach(function (model) {
                    var imageModel = model;
                    var indexes = imageModel.address;
                    delete imageModel.address;
                    var cell = getCell(indexes[0], indexes[1], sheet);
                    if (cell && cell.image) {
                        cell.image.push(imageModel);
                    }
                    else {
                        setCell(indexes[0], indexes[1], sheet, { image: [imageModel] }, true);
                    }
                });
                delete sheet.imageColl;
            }
        });
    };
    /**
     * Adding event listener for number format.
     *
     * @returns {void} - Adding event listener for number format.
     */
    WorkbookImage.prototype.addEventListener = function () {
        this.parent.on(setImage, this.setImage, this);
        this.parent.on(importModelUpdate, this.updateImagesFromSheet, this);
    };
    /**
     * Removing event listener for number format.
     *
     * @returns {void}
     */
    WorkbookImage.prototype.removeEventListener = function () {
        if (!this.parent.isDestroyed) {
            this.parent.off(setImage, this.setImage);
            this.parent.off(importModelUpdate, this.updateImagesFromSheet);
        }
    };
    /**
     * To Remove the event listeners.
     *
     * @returns {void} - To Remove the event listeners.
     */
    WorkbookImage.prototype.destroy = function () {
        this.removeEventListener();
        this.parent = null;
    };
    /**
     * Get the workbook number format module name.
     *
     * @returns {string} - Get the module name.
     */
    WorkbookImage.prototype.getModuleName = function () {
        return 'workbookImage';
    };
    return WorkbookImage;
}());
export { WorkbookImage };