qt中没有QGraphicsScene

引用\[1\]和引用\[2\]提供了关于Qt中使用QGraphicsScene的代码示例和说明。根据这些代码，可以看出Qt中确实有QGraphicsScene类，用于在界面中绘制图形和实现界面背景的优化。引用\[3\]中的代码也使用了QGraphicsScene来显示图像。因此，可以确定Qt中是有QGraphicsScene的。
#### 引用[.reference_title]
- *1* [qt QGraphicsScene 简单例子](https://blog.csdn.net/wowocpp/article/details/109576623)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v91^insert_down28v1,239^v3^insert_chatgpt"}} ] [.reference_item]
- *2* [Qt中使用QGraphicsScene重写drawBackGround绘制背景](https://blog.csdn.net/weixin_44530868/article/details/109232483)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v91^insert_down28v1,239^v3^insert_chatgpt"}} ] [.reference_item]
- *3* [Qt中使用QGraphicsScene时出现的问题](https://blog.csdn.net/m0_50600895/article/details/116859174)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v91^insert_down28v1,239^v3^insert_chatgpt"}} ] [.reference_item]
[ .reference_list ]