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<font color="#004faf">Functions</font></a> </td> <td align="right" valign="center"><img src="logo32.png" align="right" width="64" height="32" border="0"></td></tr></table><h1 align=center>Graphics Classes</h1> <p> These classes provide powerful graphics drawing primitives for both 2D and (with OpenGL) 3D. <p> <p>See also this introduction to the <a href="coordsys.html">TQt coordinate system.</a> <p> <p><table width="100%"> <tr bgcolor=#f0f0f0><td><b><a href="ntqbitmap.html">TQBitmap</a></b><td>Monochrome (1-bit depth) pixmaps <tr bgcolor=#f0f0f0><td><b><a href="ntqbrush.html">TQBrush</a></b><td>Defines the fill pattern of shapes drawn by a TQPainter <tr bgcolor=#f0f0f0><td><b><a href="ntqcanvas.html">TQCanvas</a></b><td>2D area that can contain TQCanvasItem objects <tr bgcolor=#f0f0f0><td><b><a href="qcanvasellipse.html">TQCanvasEllipse</a></b><td>Ellipse or ellipse segment on a TQCanvas <tr bgcolor=#f0f0f0><td><b><a href="qcanvasitem.html">TQCanvasItem</a></b><td>Abstract graphic object on a TQCanvas <tr bgcolor=#f0f0f0><td><b><a href="qcanvasitemlist.html">TQCanvasItemList</a></b><td>List of TQCanvasItems <tr bgcolor=#f0f0f0><td><b><a href="qcanvasline.html">TQCanvasLine</a></b><td>Line on a TQCanvas <tr bgcolor=#f0f0f0><td><b><a href="qcanvaspixmap.html">TQCanvasPixmap</a></b><td>Pixmaps for TQCanvasSprites <tr bgcolor=#f0f0f0><td><b><a href="qcanvaspixmaparray.html">TQCanvasPixmapArray</a></b><td>Array of TQCanvasPixmaps <tr bgcolor=#f0f0f0><td><b><a href="qcanvaspolygon.html">TQCanvasPolygon</a></b><td>Polygon on a TQCanvas <tr bgcolor=#f0f0f0><td><b><a href="qcanvaspolygonalitem.html">TQCanvasPolygonalItem</a></b><td>Polygonal canvas item on a TQCanvas <tr bgcolor=#f0f0f0><td><b><a href="qcanvasrectangle.html">TQCanvasRectangle</a></b><td>Rectangle on a TQCanvas <tr bgcolor=#f0f0f0><td><b><a href="qcanvasspline.html">TQCanvasSpline</a></b><td>Multi-bezier splines on a TQCanvas <tr bgcolor=#f0f0f0><td><b><a href="qcanvassprite.html">TQCanvasSprite</a></b><td>Animated canvas item on a TQCanvas <tr bgcolor=#f0f0f0><td><b><a href="qcanvastext.html">TQCanvasText</a></b><td>Text object on a TQCanvas <tr bgcolor=#f0f0f0><td><b><a href="qcanvasview.html">TQCanvasView</a></b><td>On-screen view of a TQCanvas <tr bgcolor=#f0f0f0><td><b><a href="ntqcolor.html">TQColor</a></b><td>Colors based on RGB or HSV values <tr bgcolor=#f0f0f0><td><b><a href="ntqcolordialog.html">TQColorDialog</a></b><td>Dialog widget for specifying colors <tr bgcolor=#f0f0f0><td><b><a href="qcolorgroup.html">TQColorGroup</a></b><td>Group of widget colors <tr bgcolor=#f0f0f0><td><b><a href="qdirectpainter.html">TQDirectPainter</a></b><td>Direct access to the video hardware <tr bgcolor=#f0f0f0><td><b><a href="ntqfont.html">TQFont</a></b><td>Font used for drawing text <tr bgcolor=#f0f0f0><td><b><a href="ntqfontdatabase.html">TQFontDatabase</a></b><td>Information about the fonts available in the underlying window system <tr bgcolor=#f0f0f0><td><b><a href="ntqfontinfo.html">TQFontInfo</a></b><td>General information about fonts <tr bgcolor=#f0f0f0><td><b><a href="ntqfontmetrics.html">TQFontMetrics</a></b><td>Font metrics information <tr bgcolor=#f0f0f0><td><b><a href="ntqgl.html">TQGL</a></b><td>Namespace for miscellaneous identifiers in the TQt OpenGL module <tr bgcolor=#f0f0f0><td><b><a href="ntqglcolormap.html">TQGLColormap</a></b><td>Used for installing custom colormaps into TQGLWidgets <tr bgcolor=#f0f0f0><td><b><a href="qglcontext.html">TQGLContext</a></b><td>Encapsulates an OpenGL rendering context <tr bgcolor=#f0f0f0><td><b><a href="qglformat.html">TQGLFormat</a></b><td>The display format of an OpenGL rendering context <tr bgcolor=#f0f0f0><td><b><a href="qglwidget.html">TQGLWidget</a></b><td>Widget for rendering OpenGL graphics <tr bgcolor=#f0f0f0><td><b><a href="ntqiconset.html">TQIconSet</a></b><td>Set of icons with different styles and sizes <tr bgcolor=#f0f0f0><td><b><a href="ntqimage.html">TQImage</a></b><td>Hardware-independent pixmap representation with direct access to the pixel data <tr bgcolor=#f0f0f0><td><b><a href="qimageconsumer.html">TQImageConsumer</a></b><td>Abstraction used by TQImageDecoder <tr bgcolor=#f0f0f0><td><b><a href="qimagedecoder.html">TQImageDecoder</a></b><td>Incremental image decoder for all supported image formats <tr bgcolor=#f0f0f0><td><b><a href="qimageformat.html">TQImageFormat</a></b><td>Incremental image decoder for a specific image format <tr bgcolor=#f0f0f0><td><b><a href="qimageformattype.html">TQImageFormatType</a></b><td>Factory that makes TQImageFormat objects <tr bgcolor=#f0f0f0><td><b><a href="qimageio.html">TQImageIO</a></b><td>Parameters for loading and saving images <tr bgcolor=#f0f0f0><td><b><a href="ntqmovie.html">TQMovie</a></b><td>Incremental loading of animations or images, signalling as it progresses <tr bgcolor=#f0f0f0><td><b><a href="ntqpaintdevice.html">TQPaintDevice</a></b><td>The base class of objects that can be painted <tr bgcolor=#f0f0f0><td><b><a href="ntqpaintdevicemetrics.html">TQPaintDeviceMetrics</a></b><td>Information about a paint device <tr bgcolor=#f0f0f0><td><b><a href="ntqpainter.html">TQPainter</a></b><td>Does low-level painting e.g. on widgets <tr bgcolor=#f0f0f0><td><b><a href="ntqpalette.html">TQPalette</a></b><td>Color groups for each widget state <tr bgcolor=#f0f0f0><td><b><a href="ntqpen.html">TQPen</a></b><td>Defines how a TQPainter should draw lines and outlines of shapes <tr bgcolor=#f0f0f0><td><b><a href="ntqpicture.html">TQPicture</a></b><td>Paint device that records and replays TQPainter commands <tr bgcolor=#f0f0f0><td><b><a href="ntqpixmap.html">TQPixmap</a></b><td>Off-screen, pixel-based paint device <tr bgcolor=#f0f0f0><td><b><a href="ntqpixmapcache.html">TQPixmapCache</a></b><td>Application-global cache for pixmaps <tr bgcolor=#f0f0f0><td><b><a href="qpngimagepacker.html">TQPNGImagePacker</a></b><td>Creates well-compressed PNG animations <tr bgcolor=#f0f0f0><td><b><a href="ntqpoint.html">TQPoint</a></b><td>Defines a point in the plane <tr bgcolor=#f0f0f0><td><b><a href="ntqpointarray.html">TQPointArray</a></b><td>Array of points <tr bgcolor=#f0f0f0><td><b><a href="ntqprinter.html">TQPrinter</a></b><td>Paint device that paints on a printer <tr bgcolor=#f0f0f0><td><b><a href="ntqrect.html">TQRect</a></b><td>Defines a rectangle in the plane <tr bgcolor=#f0f0f0><td><b><a href="ntqregion.html">TQRegion</a></b><td>Clip region for a painter <tr bgcolor=#f0f0f0><td><b><a href="ntqsize.html">TQSize</a></b><td>Defines the size of a two-dimensional object <tr bgcolor=#f0f0f0><td><b><a href="ntqstylesheet.html">TQStyleSheet</a></b><td>Collection of styles for rich text rendering and a generator of tags <tr bgcolor=#f0f0f0><td><b><a href="ntqwmatrix.html">TQWMatrix</a></b><td>2D transformations of a coordinate system </table> <!-- eof --> <p><address><hr><div align=center> <table width=100% cellspacing=0 border=0><tr> <td>Copyright © 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