when use method setCropzoneRect(mode) to custom the cropzone,the controle plateform gets an error

[tangxiujiang]

the method setCropzoneRect dose not effect,because the controle plateform gets an error.

this picture shows my use:

this picture show the origin code of the method setCropzoneRect:

then the control plateform gets an error:

the error is causeed by the varible '_cropzone' dose not get a assign value,then the varible 'cropzone' in 'setCropzoneRect' gets value from varible 'this._cropzone' . varible 'cropzone' is null,but call cropzone.set.

[lja1018]

@tangxiujiang
Thank you for reporting the bug. I'll fix it.

[HeiYanjing]

这位老师，有没有不用原生的任务栏，完全自定义实现功能，我在instance.value.setCropzoneRect(null)执行自定义裁剪功能后，手动框选裁剪区域，只要一开始框选，就报错。错误类似。