handsontable/3rdparty/walkontable/src/utils/column.mjs

Handsontable is a JavaScript Data Grid available for React, Angular and Vue.

import "core-js/modules/es.error.cause.js";
function _defineProperty(e, r, t) { return (r = _toPropertyKey(r)) in e ? Object.defineProperty(e, r, { value: t, enumerable: !0, configurable: !0, writable: !0 }) : e[r] = t, e; }
function _toPropertyKey(t) { var i = _toPrimitive(t, "string"); return "symbol" == typeof i ? i : i + ""; }
function _toPrimitive(t, r) { if ("object" != typeof t || !t) return t; var e = t[Symbol.toPrimitive]; if (void 0 !== e) { var i = e.call(t, r || "default"); if ("object" != typeof i) return i; throw new TypeError("@@toPrimitive must return a primitive value."); } return ("string" === r ? String : Number)(t); }
/**
 * Column utils class contains all necessary information about sizes of the columns.
 *
 * @class {ColumnUtils}
 */
export default class ColumnUtils {
  /**
   * @param {TableDao} dataAccessObject The table Data Access Object.
   * @param {Settings} wtSettings The walkontable settings.
   */
  constructor(dataAccessObject, wtSettings) {
    /**
     * @type {TableDao}
     */
    _defineProperty(this, "dataAccessObject", void 0);
    /**
     * @type {Settings}
     */
    _defineProperty(this, "wtSettings", void 0);
    /**
     * @type {Map<number, number>}
     */
    _defineProperty(this, "headerWidths", new Map());
    this.dataAccessObject = dataAccessObject;
    this.wtSettings = wtSettings;
  }

  /**
   * Returns column width based on passed source index.
   *
   * @param {number} sourceIndex Column source index.
   * @returns {number}
   */
  getWidth(sourceIndex) {
    const width = this.wtSettings.getSetting('columnWidth', sourceIndex) || this.wtSettings.getSetting('defaultColumnWidth');
    return width;
  }

  /**
   * Returns column header height based on passed header level.
   *
   * @param {number} level Column header level.
   * @returns {number}
   */
  getHeaderHeight(level) {
    let height = this.wtSettings.getSetting('stylesHandler').getDefaultRowHeight();
    const oversizedHeight = this.dataAccessObject.wtViewport.oversizedColumnHeaders[level];
    if (oversizedHeight !== undefined) {
      height = height ? Math.max(height, oversizedHeight) : oversizedHeight;
    }
    return height;
  }

  /**
   * Returns column header width based on passed source index.
   *
   * @param {number} sourceIndex Column source index.
   * @returns {number}
   */
  getHeaderWidth(sourceIndex) {
    return this.headerWidths.get(this.dataAccessObject.wtTable.columnFilter.sourceToRendered(sourceIndex));
  }

  /**
   * Calculates column header widths that can be retrieved from the cache.
   */
  calculateWidths() {
    const {
      wtSettings
    } = this;
    let rowHeaderWidthSetting = wtSettings.getSetting('rowHeaderWidth');
    rowHeaderWidthSetting = wtSettings.getSetting('onModifyRowHeaderWidth', rowHeaderWidthSetting);
    if (rowHeaderWidthSetting !== null && rowHeaderWidthSetting !== undefined) {
      const rowHeadersCount = wtSettings.getSetting('rowHeaders').length;
      const defaultColumnWidth = wtSettings.getSetting('defaultColumnWidth');
      for (let visibleColumnIndex = 0; visibleColumnIndex < rowHeadersCount; visibleColumnIndex++) {
        let width = Array.isArray(rowHeaderWidthSetting) ? rowHeaderWidthSetting[visibleColumnIndex] : rowHeaderWidthSetting;
        width = width === null || width === undefined ? defaultColumnWidth : width;
        this.headerWidths.set(visibleColumnIndex, width);
      }
    }
  }
}