提交ISSUE前请确保已认真阅读以下内容

*Please read the following information carefully before you open an issue.*


在提交issue之前必须确认以下问题：

*Please make sure you understand the following points:*


* 必须是一个bug或者功能新增。

* *It must be a bug or a feature request*


* 必须是we-cropper相关问题，原生小程序问题去[开发者论坛](https://developers.weixin.qq.com/)。

* *It must be a we-cropper issue.*


* 已经在issue中搜索过，并且没有找到相似的issue或者解决方案。

* *I searched issue already but I did't find any relevant issues or solutions.*


* 完善下面模板中的信息

* *Please filled out the following template*



阅读完后请在提交的issue中删除以上内容，包括分割线

DELETE THE INFORMATION ABOVE(INCLUDE THE SEPARATION LINE) BEFORE YOU OPEN AN ISSUE

------------------------
## Description

  [问题描述：站在其它人的角度尽可能清晰地、简洁地把问题描述清楚]
  [Description of the issue]

## Environment

  * Platform: [开发者工具/iOS/Andriod/Web]
  * Platform version: [对应工具或者iOS或者Andriod的版本号]
  * Wechat version: [微信版本号]
  * we-cropper version: [在package.json里]
  * other version: [如果是插件问题，请列出问题插件的版本号]

## Reproduce

  [如何重现问题]

  [How to reproduce the issue]

### Observed Results

  [实际表现]

  [Observed Results]

### Expected Results

  [期望表现]

  [Expected Results]


## Relevant Code / Logs

  ```
  // TODO(you): code or logs ohere to reproduce the problem
  ```