bpmn-js/lib/features/auto-resize/BpmnAutoResizeProvider.js

52 lines
1.1 KiB
JavaScript

'use strict';
var is = require('../../util/ModelUtil').is;
var inherits = require('inherits');
var forEach = require('min-dash').forEach;
var AutoResizeProvider = require('diagram-js/lib/features/auto-resize/AutoResizeProvider');
/**
* This module is a provider for automatically resizing parent BPMN elements
*/
function BpmnAutoResizeProvider(eventBus, modeling) {
AutoResizeProvider.call(this, eventBus);
this._modeling = modeling;
}
inherits(BpmnAutoResizeProvider, AutoResizeProvider);
BpmnAutoResizeProvider.$inject = [ 'eventBus', 'modeling' ];
module.exports = BpmnAutoResizeProvider;
/**
* Check if the given target can be expanded
*
* @param {djs.model.Shape} target
*
* @return {boolean}
*/
BpmnAutoResizeProvider.prototype.canResize = function(elements, target) {
if (!is(target, 'bpmn:Participant') && !is(target, 'bpmn:Lane') && !(is(target, 'bpmn:SubProcess'))) {
return false;
}
var canResize = true;
forEach(elements, function(element) {
if (is(element, 'bpmn:Lane') || element.labelTarget) {
canResize = false;
return;
}
});
return canResize;
};