The QPainterPath class provides a container for painting operations, enabling graphical shapes to be constructed and reused.| doc.qt.io
The QPaintEngineState class provides information about the active paint engine's current state.| doc.qt.io
The QLineF class provides a two-dimensional vector using floating point precision.| doc.qt.io
The QLine class provides a two-dimensional vector using integer precision.| doc.qt.io
The QPointF class defines a point in the plane using floating point precision.| doc.qt.io
The QPaintEngine class provides an abstract definition of how QPainter draws to a given device on a given platform.| doc.qt.io
The QRectF class defines a finite rectangle in the plane using floating point precision.| doc.qt.io
The QPoint class defines a point in the plane using integer precision.| doc.qt.io
The QPaintDevice class is the base class of objects that can be painted on with QPainter.| doc.qt.io
The QRect class defines a rectangle in the plane using integer precision.| doc.qt.io
The QImage class provides a hardware-independent image representation that allows direct access to the pixel data, and can be used as a paint device.| doc.qt.io
The Qt namespace contains miscellaneous identifiers used throughout the Qt library.| doc.qt.io
The QPixmap class is an off-screen image representation that can be used as a paint device.| doc.qt.io
The QPainter class performs low-level painting on widgets and other paint devices.| doc.qt.io