BPMN调色板支持camunda modeller 3.0 in angular 6

Question

我想将颜色选项集成到Angular 6中的Camunda Modeller元素。

我使用了URL：https://github.com/bpmn-io/bpmn-js-in-color

我正在使用BPMN js版本3.0.4，但会出现以下错误

core.js:1673 ERROR TypeError: Object prototype may only be an Object or null: undefined
at create ()
at Function.Object.create (zone.js:2425)
at inherits (inherits_browser.js:5)
at Object…/node_modules/bpmn-js-in-color/colors/ColorRenderer.js (ColorRenderer.js:52)
at webpack_require (bootstrap:81)
at Object…/node_modules/bpmn-js-in-color/colors/index.js (index.js:9)
at webpack_require (bootstrap:81)
at Object…/node_modules/bpmn-js-in-color/index.js (index.js:1)
at webpack_require (bootstrap:81)
at SafeSubscriber._next