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Qt: QGraphicsLineItem position in QGraphicsScene

I have a problem with determining position of QGraphicsLineItem . I want to move items on the scene relatively, so I need to know their position.

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查詢 「QGraphicsLineItem」的人也找了：

  1. QGraphicsItem
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  5. QGraphicsScene
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  6. QGraphicsSceneMouseEvent
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  7. QPen
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  8. QGraphicsRectItem
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