第7章：PlaceChage

1，圖片的旋轉，放大，傾斜等 2，源碼： #include "pixitem.h" PixItem::PixItem(QPixmap *pixmap) { pix = *pixmap; } QRectF PixItem::boundingRect() const { return QRectF(-2-pix.width()/2, -2-pix.height()/2, pix.

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