The QBrush class defines the fill pattern of shapes drawn by QPainter.| doc.qt.io
The header file includes Qt fundamental type declarations.| doc.qt.io
The Qt namespace contains miscellaneous identifiers used throughout the Qt library.| doc.qt.io
The QPen class defines how a QPainter should draw lines and outlines of shapes.| doc.qt.io
The QPainter class performs low-level painting on widgets and other paint devices.| doc.qt.io
The QList class is a template class that provides a dynamic array.| doc.qt.io