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These classes provide powerful graphics drawing primitives for both 2D and (with OpenGL) 3D.
See also this introduction to the Qt coordinate system.
| QBitmap | Monochrome (1-bit depth) pixmaps | 
| QBrush | Defines the fill pattern of shapes drawn by a QPainter | 
| QCanvas | 2D area that can contain QCanvasItem objects | 
| QCanvasEllipse | Ellipse or ellipse segment on a QCanvas | 
| QCanvasItem | Abstract graphic object on a QCanvas | 
| QCanvasItemList | List of QCanvasItems | 
| QCanvasLine | Line on a QCanvas | 
| QCanvasPixmap | Pixmaps for QCanvasSprites | 
| QCanvasPixmapArray | Array of QCanvasPixmaps | 
| QCanvasPolygon | Polygon on a QCanvas | 
| QCanvasPolygonalItem | Polygonal canvas item on a QCanvas | 
| QCanvasRectangle | Rectangle on a QCanvas | 
| QCanvasSpline | Multi-bezier splines on a QCanvas | 
| QCanvasSprite | Animated canvas item on a QCanvas | 
| QCanvasText | Text object on a QCanvas | 
| QCanvasView | On-screen view of a QCanvas | 
| QColor | Colors based on RGB or HSV values | 
| QColorDialog | Dialog widget for specifying colors | 
| QColorGroup | Group of widget colors | 
| QDirectPainter | Direct access to the video hardware | 
| QFont | Font used for drawing text | 
| QFontDatabase | Information about the fonts available in the underlying window system | 
| QFontInfo | General information about fonts | 
| QFontMetrics | Font metrics information | 
| QGL | Namespace for miscellaneous identifiers in the Qt OpenGL module | 
| QGLColormap | Used for installing custom colormaps into QGLWidgets | 
| QGLContext | Encapsulates an OpenGL rendering context | 
| QGLFormat | The display format of an OpenGL rendering context | 
| QGLWidget | Widget for rendering OpenGL graphics | 
| QIconSet | Set of icons with different styles and sizes | 
| QImage | Hardware-independent pixmap representation with direct access to the pixel data | 
| QImageConsumer | Abstraction used by QImageDecoder | 
| QImageDecoder | Incremental image decoder for all supported image formats | 
| QImageFormat | Incremental image decoder for a specific image format | 
| QImageFormatType | Factory that makes QImageFormat objects | 
| QImageIO | Parameters for loading and saving images | 
| QMovie | Incremental loading of animations or images, signalling as it progresses | 
| QPaintDevice | The base class of objects that can be painted | 
| QPaintDeviceMetrics | Information about a paint device | 
| QPainter | Does low-level painting e.g. on widgets | 
| QPalette | Color groups for each widget state | 
| QPen | Defines how a QPainter should draw lines and outlines of shapes | 
| QPicture | Paint device that records and replays QPainter commands | 
| QPixmap | Off-screen, pixel-based paint device | 
| QPixmapCache | Application-global cache for pixmaps | 
| QPNGImagePacker | Creates well-compressed PNG animations | 
| QPoint | Defines a point in the plane | 
| QPointArray | Array of points | 
| QPrinter | Paint device that paints on a printer | 
| QRect | Defines a rectangle in the plane | 
| QRegion | Clip region for a painter | 
| QSize | Defines the size of a two-dimensional object | 
| QStyleSheet | Collection of styles for rich text rendering and a generator of tags | 
| QWMatrix | 2D transformations of a coordinate system | 
| Copyright © 2007 Trolltech | Trademarks | Qt 3.3.8 |