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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 | Pixmap in a QCanvas |
| 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 © 2002 Trolltech | Trademarks | Qt version 3.0.4
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