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

58 lines
1.2 KiB
JavaScript

import { is } from '../../util/ModelUtil';
import inherits from 'inherits-browser';
import { forEach } from 'min-dash';
import AutoResizeProvider from 'diagram-js/lib/features/auto-resize/AutoResizeProvider';
/**
* This module is a provider for automatically resizing parent BPMN elements
*/
export default function BpmnAutoResizeProvider(eventBus, modeling) {
AutoResizeProvider.call(this, eventBus);
this._modeling = modeling;
}
inherits(BpmnAutoResizeProvider, AutoResizeProvider);
BpmnAutoResizeProvider.$inject = [
'eventBus',
'modeling'
];
/**
* Check if the given target can be expanded
*
* @param {djs.model.Shape} target
*
* @return {boolean}
*/
BpmnAutoResizeProvider.prototype.canResize = function(elements, target) {
// do not resize plane elements:
// root elements, collapsed sub-processes
if (is(target.di, 'bpmndi:BPMNPlane')) {
return false;
}
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;
};