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Creating a Painter GUI

Explore how to create a painter GUI using PyQt6 by subclassing QLabel and reimplementing paint and mouse event handlers. Learn to manage drawing with QPixmap, handle mouse tracking, and implement menu and toolbar functions for clearing, saving, and tool selection. This lesson helps you build interactive drawing applications using core graphics and event handling techniques in PyQt6.

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Creating the GUI

The paintEvent() method of QLabel can be subclassed for easier management of drawing on label objects. A pixmap is created and passed to setPixmap(). Using a pixmap makes handling the painting and displaying of pixels simpler because QPixmap can be used as a  ...