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Qt放大镜例子

上传者: pengweimei4769 | 上传时间:2025/11/17 4:56:15 | 文件大小:6.29MB | 文件类型:ZIP
Qt放大镜例子
先实现截取整个屏幕成pixmap,然后获得鼠标位置坐标,截取pixmap中鼠标位置的40x40的像素,然后放大3倍,截取的区域设置成画刷,在鼠标位置处120x120矩形中画出一个椭圆,其实就是一个圆。
本软件ID:10622591

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