analytics/webcontent/bi/js/gemini/dashboard/layout/authoring/views/Group.js

'use strict';

/**
 * Licensed Materials - Property of IBM
 * IBM Cognos Products: BI Cloud (C) Copyright IBM Corp. 2013, 2019
 * US Government Users Restricted Rights - Use, duplication or disclosure restricted by GSA ADP Schedule Contract with IBM Corp.
 */
define(['./Absolute', '../../../../lib/@waca/dashboard-common/dist/ui/interaction/Utils', 'jquery'], function (BaseLayout, utils, $) {

	var PageLayout = null;
	PageLayout = BaseLayout.extend({

		init: function init() {
			PageLayout.inherited('init', this, arguments);
			this.specializeConsumeView(['onResize', 'onResizeStep', 'onSelect', 'onDeselect', 'getWidgetPositionUpdate', 'getMinimumTop', 'getMinimumLeft', 'getMaximumHeight', 'getMaximumWidth']);
		},

		createDropZone: function createDropZone() {
			// We do nothing here. We need to disable the absolute layout default dropzone
		},

		/*
  * Return the first ancestor that is not a group
  */
		getFirstNonGroupAncestorView: function getFirstNonGroupAncestorView() {
			var node = null;
			var $nestedGroups = $(this.domNode).parents('.pagegroup');
			if ($nestedGroups.length > 0) {
				node = $nestedGroups[$nestedGroups.length - 1];
			} else {
				node = this.domNode;
			}
			return node._layout.parentLayout;
		},

		onSelect: function onSelect() {
			var children = this.model.items;
			var child;
			for (var i = 0; i < children.length; i++) {
				child = this.layoutController.getLayoutView(children[i].id);
				if (child && child.onSelect) {
					child.onSelect(true); //true [isGroupSelect];
				}
			}
		},

		onDeselect: function onDeselect() {
			var children = this.model.items;
			var child;
			for (var i = 0; i < children.length; i++) {
				child = this.layoutController.getLayoutView(children[i].id);
				if (child && child.onDeselect) {
					child.onDeselect();
				}
			}
		},

		/**
  * Get the position of the group node relative to the first ancestor that is not a group
  */
		getPositionRelativeToPage: function getPositionRelativeToPage() {
			var $node = $(this.domNode);
			var positionRelativeToPage = {
				x: parseInt($node.css('left'), 10),
				y: parseInt($node.css('top'), 10)
			};

			var $nestedGroups = $node.parents('.pagegroup');
			for (var i = 0; i < $nestedGroups.length; i++) {
				positionRelativeToPage.x += parseInt($($nestedGroups[i]).css('left'), 10);
				positionRelativeToPage.y += parseInt($($nestedGroups[i]).css('top'), 10);
			}

			return positionRelativeToPage;
		},

		/**
  * Get the minimum left position that a child can have before reaching the left most boundary of the page
  */
		getMinimumLeft: function getMinimumLeft() {
			var positionRelativeToPage = this.getPositionRelativeToPage();
			var pageView = this.getFirstNonGroupAncestorView();
			return pageView.getMinimumLeft() - positionRelativeToPage.x;
		},

		/**
  * Get the minimum top position that a child can have before reaching the top most boundary of the page
  */
		getMinimumTop: function getMinimumTop() {
			var positionRelativeToPage = this.getPositionRelativeToPage();
			var pageView = this.getFirstNonGroupAncestorView();
			return pageView.getMinimumTop() - positionRelativeToPage.y;
		},

		getMaximumWidth: function getMaximumWidth() {
			var pageView = this.getFirstNonGroupAncestorView();
			var pageMaxWidth = pageView.getMaximumWidth();
			if (pageMaxWidth) {
				var positionRelativeToPage = this.getPositionRelativeToPage();
				pageMaxWidth = pageMaxWidth - positionRelativeToPage.x;
			}

			return pageMaxWidth;
		},

		getMaximumHeight: function getMaximumHeight() {
			var pageView = this.getFirstNonGroupAncestorView();
			var pageMaxHeight = pageView.getMaximumHeight();
			if (pageMaxHeight) {
				var positionRelativeToPage = this.getPositionRelativeToPage();
				pageMaxHeight = pageMaxHeight - positionRelativeToPage.y;
			}
			return pageMaxHeight;
		}
	});

	return PageLayout;
});
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