qgraphicsview qgraphicsscene
QGraphicsView visualizes the contents of a QGraphicsScene in a scrollable viewport. To create a scene with geometrical items, see QGraphicsScene's ... , You only need to read, do the examples and tutorials. Anyway to put it in simple words QGraphicsScene is the offscreen container for ...
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qgraphicsview qgraphicsscene 相關參考資料
QGraphicsScene Class | Qt Widgets 5.15.0 - Qt Documentation
You need to create a QGraphicsView widget to visualize the scene. To add items to a scene, you start off by constructing a QGraphicsScene object. Then, you have ... https://doc.qt.io QGraphicsView Class | Qt Widgets 5.15.0 - Qt Documentation
QGraphicsView visualizes the contents of a QGraphicsScene in a scrollable viewport. To create a scene with geometrical items, see QGraphicsScene's ... https://doc.qt.io QGraphicsView, QGraphicsItem, QGraphicsScene
You only need to read, do the examples and tutorials. Anyway to put it in simple words QGraphicsScene is the offscreen container for ... https://www.qtcentre.org Qt5 Tutorial Qt5 QGraphicsView, QGraphicsScene, and ...
QGraphicsView is part of the Graphics View Framework. The QGraphicsScene class provides a surface for managing a large number of 2D graphical items. The ... https://www.bogotobogo.com Qt5笔记之QGraphicsScene QGraphicsView ... - CSDN博客
1. 三者之间的关系:(1) QGraphicsScene是QGraphicsView中的场景:使用QGraphicsView::setScene()将scene加入到view中;(2) QGraphicsScene ... https://blog.csdn.net Qt5筆記之QGraphicsScene QGraphicsView QGraphicsItem ...
(1) QGraphicsScene是QGraphicsView中的場景: ... 使用QgraphicsScene::addItem()將item加入到scene中,或addRect()之類的新增圖形函式, ... https://www.itread01.com Qt中的QGraphicsScene QGraphicsView之间的关系 - CSDN博客
s1->addLine(10, 10, 300, 300);. QGraphicsScene *s2=new QGraphicsScene(this);. s2->addEllipse(20,50,150,120);. QGraphicsView *v1 = new ... https://blog.csdn.net Qt繪圖之QGraphicsScene QGraphicsView QGraphicsItem詳解 ...
Graphics View提供了一個界面,它既可以管理大數量的定制2D graphical items,又可與它們交互,有一個view widget可以把這些項繪制出來, ... https://www.itdaan.com Qt绘图之QGraphicsScene QGraphicsView QGraphicsItem详解 ...
你可以通过调用QGraphicsScene::setSelectionArea()来选择items,它需要提供一个任意的形状为参数。这个函数也作为在QGraphicsView实现橡皮筋 ... https://www.cnblogs.com |