[英]How to draw an 'x' in Qt?
要在Qt中绘制椭圆,我们可以简单地转到QGraphicsScene->addEllipse();
QGraphicsScene->addEllipse();
是否有绘制“ x”的等效方法? 在重绘场景时,如何删除所说的“ x”(例如,将其移动)?
使用QGraphicsScene :: addSimpleText(const QString&text,const QFont&font = QFont())绘制字母“ x”。
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