<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en_US" lang="en_US"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <!-- qpaintengine_raster.cpp --> <title>Qt 4.8: QRasterPaintEngine Class Reference</title> <link rel="stylesheet" type="text/css" href="style/style.css" /> <script src="scripts/jquery.js" type="text/javascript"></script> <script src="scripts/functions.js" type="text/javascript"></script> <link rel="stylesheet" type="text/css" href="style/superfish.css" /> <link rel="stylesheet" type="text/css" href="style/narrow.css" /> <!--[if IE]> <meta name="MSSmartTagsPreventParsing" content="true"> <meta http-equiv="imagetoolbar" content="no"> <![endif]--> <!--[if lt IE 7]> <link rel="stylesheet" type="text/css" href="style/style_ie6.css"> <![endif]--> <!--[if IE 7]> <link rel="stylesheet" type="text/css" href="style/style_ie7.css"> <![endif]--> <!--[if IE 8]> <link rel="stylesheet" type="text/css" href="style/style_ie8.css"> <![endif]--> <script src="scripts/superfish.js" type="text/javascript"></script> <script src="scripts/narrow.js" type="text/javascript"></script> </head> <body class="" onload="CheckEmptyAndLoadList();"> <div class="header" id="qtdocheader"> <div class="content"> <div id="nav-logo"> <a href="index.html">Home</a></div> <a href="index.html" class="qtref"><span>Qt Reference Documentation</span></a> <div id="narrowsearch"></div> <div id="nav-topright"> <ul> <li class="nav-topright-home"><a href="http://qt.digia.com/">Qt HOME</a></li> <li class="nav-topright-dev"><a href="http://qt-project.org/">DEV</a></li> <li class="nav-topright-doc nav-topright-doc-active"><a href="http://qt-project.org/doc/"> DOC</a></li> <li class="nav-topright-blog"><a href="http://blog.qt.digia.com/">BLOG</a></li> </ul> </div> <div id="shortCut"> <ul> <li class="shortCut-topleft-inactive"><span><a href="index.html">Qt 4.8</a></span></li> <li class="shortCut-topleft-active"><a href="http://qt-project.org/doc/">ALL VERSIONS </a></li> </ul> </div> <ul class="sf-menu" id="narrowmenu"> <li><a href="#">API Lookup</a> <ul> <li><a href="classes.html">Class index</a></li> <li><a href="functions.html">Function index</a></li> <li><a href="modules.html">Modules</a></li> <li><a href="namespaces.html">Namespaces</a></li> <li><a href="qtglobal.html">Global Declarations</a></li> <li><a href="qdeclarativeelements.html">QML elements</a></li> </ul> </li> <li><a href="#">Qt Topics</a> <ul> <li><a href="qt-basic-concepts.html">Programming with Qt</a></li> <li><a href="qtquick.html">Device UIs & Qt Quick</a></li> <li><a href="qt-gui-concepts.html">UI Design with Qt</a></li> <li><a href="supported-platforms.html">Supported Platforms</a></li> <li><a href="technology-apis.html">Qt and Key Technologies</a></li> <li><a href="best-practices.html">How-To's and Best Practices</a></li> </ul> </li> <li><a href="#">Examples</a> <ul> <li><a href="all-examples.html">Examples</a></li> <li><a href="tutorials.html">Tutorials</a></li> <li><a href="demos.html">Demos</a></li> <li><a href="qdeclarativeexamples.html">QML Examples</a></li> </ul> </li> </ul> </div> </div> <div class="wrapper"> <div class="hd"> <span></span> </div> <div class="bd group"> <div class="sidebar"> <div class="searchlabel"> Search index:</div> <div class="search" id="sidebarsearch"> <form id="qtdocsearch" action="" onsubmit="return false;"> <fieldset> <input type="text" name="searchstring" id="pageType" value="" /> <div id="resultdialog"> <a href="#" id="resultclose">Close</a> <p id="resultlinks" class="all"><a href="#" id="showallresults">All</a> | <a href="#" id="showapiresults">API</a> | <a href="#" id="showarticleresults">Articles</a> | <a href="#" id="showexampleresults">Examples</a></p> <p id="searchcount" class="all"><span id="resultcount"></span><span id="apicount"></span><span id="articlecount"></span><span id="examplecount"></span> results:</p> <ul id="resultlist" class="all"> </ul> </div> </fieldset> </form> </div> <div class="box first bottombar" id="lookup"> <h2 title="API Lookup"><span></span> API Lookup</h2> <div id="list001" class="list"> <ul id="ul001" > <li class="defaultLink"><a href="classes.html">Class index</a></li> <li class="defaultLink"><a href="functions.html">Function index</a></li> <li class="defaultLink"><a href="modules.html">Modules</a></li> <li class="defaultLink"><a href="namespaces.html">Namespaces</a></li> <li class="defaultLink"><a href="qtglobal.html">Global Declarations</a></li> <li class="defaultLink"><a href="qdeclarativeelements.html">QML elements</a></li> </ul> </div> </div> <div class="box bottombar" id="topics"> <h2 title="Qt Topics"><span></span> Qt Topics</h2> <div id="list002" class="list"> <ul id="ul002" > <li class="defaultLink"><a href="qt-basic-concepts.html">Programming with Qt</a></li> <li class="defaultLink"><a href="qtquick.html">Device UIs & Qt Quick</a></li> <li class="defaultLink"><a href="qt-gui-concepts.html">UI Design with Qt</a></li> <li class="defaultLink"><a href="supported-platforms.html">Supported Platforms</a></li> <li class="defaultLink"><a href="technology-apis.html">Qt and Key Technologies</a></li> <li class="defaultLink"><a href="best-practices.html">How-To's and Best Practices</a></li> </ul> </div> </div> <div class="box" id="examples"> <h2 title="Examples"><span></span> Examples</h2> <div id="list003" class="list"> <ul id="ul003"> <li class="defaultLink"><a href="all-examples.html">Examples</a></li> <li class="defaultLink"><a href="tutorials.html">Tutorials</a></li> <li class="defaultLink"><a href="demos.html">Demos</a></li> <li class="defaultLink"><a href="qdeclarativeexamples.html">QML Examples</a></li> </ul> </div> </div> </div> <div class="wrap"> <div class="toolbar"> <div class="breadcrumb toolblock"> <ul> <li class="first"><a href="index.html">Home</a></li> <!-- Breadcrumbs go here --> <li><a href="modules.html">Modules</a></li> <li><a href="qtgui.html">QtGui</a></li> <li>QRasterPaintEngine</li> </ul> </div> <div class="toolbuttons toolblock"> <ul> <li id="smallA" class="t_button">A</li> <li id="medA" class="t_button active">A</li> <li id="bigA" class="t_button">A</li> <li id="print" class="t_button"><a href="javascript:this.print();"> <span>Print</span></a></li> </ul> </div> </div> <div class="content mainContent"> <div class="toc"> <h3><a name="toc">Contents</a></h3> <ul> <li class="level1"><a href="#public-functions">Public Functions</a></li> <li class="level1"><a href="#related-non-members">Related Non-Members</a></li> <li class="level1"><a href="#details">Detailed Description</a></li> </ul> </div> <h1 class="title">QRasterPaintEngine Class Reference</h1> <!-- $$$QRasterPaintEngine-brief --> <p>The QRasterPaintEngine class enables hardware acceleration of painting operations in Qt for Embedded Linux. <a href="#details">More...</a></p> <!-- @@@QRasterPaintEngine --> <pre class="cpp"> <span class="preprocessor">#include <QRasterPaintEngine></span></pre><p><b>This class is under development and is subject to change.</b></p> <p><b>Inherits: </b><a href="qpaintengine.html">QPaintEngine</a>.</p> <p>This class was introduced in Qt 4.2.</p> <ul> <li><a href="qrasterpaintengine-members.html">List of all members, including inherited members</a></li> </ul> <a name="public-functions"></a> <h2>Public Functions</h2> <table class="alignedsummary"> <tr><td class="memItemLeft rightAlign topAlign"> </td><td class="memItemRight bottomAlign"><b><a href="qrasterpaintengine.html#QRasterPaintEngine">QRasterPaintEngine</a></b> ( QPaintDevice * <i>device</i> )</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> </td><td class="memItemRight bottomAlign"><b><a href="qrasterpaintengine.html#dtor.QRasterPaintEngine">~QRasterPaintEngine</a></b> ()</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual void </td><td class="memItemRight bottomAlign"><b><a href="qrasterpaintengine.html#drawBufferSpan">drawBufferSpan</a></b> ( const uint * <i>buffer</i>, int <i>size</i>, int <i>x</i>, int <i>y</i>, int <i>length</i>, uint <i>alpha</i> )</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual void </td><td class="memItemRight bottomAlign"><b><a href="qrasterpaintengine.html#drawColorSpans">drawColorSpans</a></b> ( const QSpan * <i>spans</i>, int <i>count</i>, uint <i>color</i> )</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> bool </td><td class="memItemRight bottomAlign"><b><a href="qrasterpaintengine.html#supportsTransformations">supportsTransformations</a></b> ( const QFontEngine * <i>fontEngine</i> ) const</td></tr> </table> <a name="reimplemented-public-functions"></a> <h2>Reimplemented Public Functions</h2> <table class="alignedsummary"> <tr><td class="memItemLeft rightAlign topAlign"> virtual bool </td><td class="memItemRight bottomAlign"><b><a href="qrasterpaintengine.html#begin">begin</a></b> ( QPaintDevice * <i>device</i> )</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual void </td><td class="memItemRight bottomAlign"><b><a href="qrasterpaintengine.html#drawEllipse">drawEllipse</a></b> ( const QRectF & <i>rect</i> )</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual void </td><td class="memItemRight bottomAlign"><b><a href="qrasterpaintengine.html#drawEllipse-2">drawEllipse</a></b> ( const QRect & <i>rect</i> )</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual void </td><td class="memItemRight bottomAlign"><b><a href="qrasterpaintengine.html#drawImage">drawImage</a></b> ( const QRectF & <i>r</i>, const QImage & <i>img</i>, const QRectF & <i>sr</i>, Qt::ImageConversionFlags <i>falgs</i> = Qt::AutoColor )</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual void </td><td class="memItemRight bottomAlign"><b><a href="qrasterpaintengine.html#drawLines">drawLines</a></b> ( const QLine * <i>lines</i>, int <i>lineCount</i> )</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual void </td><td class="memItemRight bottomAlign"><b><a href="qrasterpaintengine.html#drawLines-2">drawLines</a></b> ( const QLineF * <i>lines</i>, int <i>lineCount</i> )</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual void </td><td class="memItemRight bottomAlign"><b><a href="qrasterpaintengine.html#drawPixmap">drawPixmap</a></b> ( const QRectF & <i>r</i>, const QPixmap & <i>pixmap</i>, const QRectF & <i>sr</i> )</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual void </td><td class="memItemRight bottomAlign"><b><a href="qrasterpaintengine.html#drawPoints">drawPoints</a></b> ( const QPointF * <i>points</i>, int <i>pointCount</i> )</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual void </td><td class="memItemRight bottomAlign"><b><a href="qrasterpaintengine.html#drawPoints-2">drawPoints</a></b> ( const QPoint * <i>points</i>, int <i>pointCount</i> )</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual void </td><td class="memItemRight bottomAlign"><b><a href="qrasterpaintengine.html#drawPolygon">drawPolygon</a></b> ( const QPointF * <i>points</i>, int <i>pointCount</i>, PolygonDrawMode <i>mode</i> )</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual void </td><td class="memItemRight bottomAlign"><b><a href="qrasterpaintengine.html#drawPolygon-2">drawPolygon</a></b> ( const QPoint * <i>points</i>, int <i>pointCount</i>, PolygonDrawMode <i>mode</i> )</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual void </td><td class="memItemRight bottomAlign"><b><a href="qrasterpaintengine.html#drawRects">drawRects</a></b> ( const QRect * <i>rects</i>, int <i>rectCount</i> )</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual void </td><td class="memItemRight bottomAlign"><b><a href="qrasterpaintengine.html#drawRects-2">drawRects</a></b> ( const QRectF * <i>rects</i>, int <i>rectCount</i> )</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual void </td><td class="memItemRight bottomAlign"><b><a href="qrasterpaintengine.html#drawStaticTextItem">drawStaticTextItem</a></b> ( QStaticTextItem * <i>textItem</i> )</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual void </td><td class="memItemRight bottomAlign"><b><a href="qrasterpaintengine.html#drawTextItem">drawTextItem</a></b> ( const QPointF & <i>p</i>, const QTextItem & <i>textItem</i> )</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual void </td><td class="memItemRight bottomAlign"><b><a href="qrasterpaintengine.html#drawTiledPixmap">drawTiledPixmap</a></b> ( const QRectF & <i>r</i>, const QPixmap & <i>pixmap</i>, const QPointF & <i>sr</i> )</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual bool </td><td class="memItemRight bottomAlign"><b><a href="qrasterpaintengine.html#end">end</a></b> ()</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual void </td><td class="memItemRight bottomAlign"><b><a href="qrasterpaintengine.html#fillRect">fillRect</a></b> ( const QRectF & <i>r</i>, const QBrush & <i>brush</i> )</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual void </td><td class="memItemRight bottomAlign"><b><a href="qrasterpaintengine.html#fillRect-2">fillRect</a></b> ( const QRectF & <i>r</i>, const QColor & <i>color</i> )</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual bool </td><td class="memItemRight bottomAlign"><b><a href="qrasterpaintengine.html#supportsTransformations-2">supportsTransformations</a></b> ( qreal <i>pixelSize</i>, const QTransform & <i>m</i> ) const</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> virtual Type </td><td class="memItemRight bottomAlign"><b><a href="qrasterpaintengine.html#type">type</a></b> () const</td></tr> </table> <ul> <li class="fn">24 public functions inherited from <a href="qpaintengine.html#public-functions">QPaintEngine</a></li> </ul> <a name="related-non-members"></a> <h2>Related Non-Members</h2> <table class="alignedsummary"> <tr><td class="memItemLeft rightAlign topAlign"> typedef </td><td class="memItemRight bottomAlign"><b><a href="qrasterpaintengine.html#QSpan-typedef">QSpan</a></b></td></tr> </table> <a name="details"></a> <!-- $$$QRasterPaintEngine-description --> <div class="descr"> <h2>Detailed Description</h2> <p>The QRasterPaintEngine class enables hardware acceleration of painting operations in Qt for Embedded Linux.</p> <p>Note that this functionality is only available in <a href="qt-embedded-linux.html">Qt for Embedded Linux</a>.</p> <p>In <a href="qt-embedded-linux.html">Qt for Embedded Linux</a>, painting is a pure software implementation. But starting with Qt 4.2, it is possible to add an accelerated graphics driver to take advantage of available hardware resources.</p> <p>Hardware acceleration is accomplished by creating a custom screen driver, accelerating the copying from memory to the screen, and implementing a custom paint engine accelerating the various painting operations. Then a custom paint device (derived from the <a href="qcustomrasterpaintdevice.html">QCustomRasterPaintDevice</a> class) and a custom window surface (derived from QWSWindowSurface) must be implemented to make <a href="qt-embedded-linux.html">Qt for Embedded Linux</a> aware of the accelerated driver.</p> <p><b>Note:</b> The QRasterPaintEngine class does not support 8-bit images. Instead, they need to be converted to a supported format, such as <a href="qimage.html#Format-enum">QImage::Format_ARGB32_Premultiplied</a>.</p> <p>See the <a href="qt-embedded-accel.html">Adding an Accelerated Graphics Driver to Qt for Embedded Linux</a> documentation for details.</p> </div> <p><b>See also </b><a href="qcustomrasterpaintdevice.html">QCustomRasterPaintDevice</a> and <a href="qpaintengine.html">QPaintEngine</a>.</p> <!-- @@@QRasterPaintEngine --> <div class="func"> <h2>Member Function Documentation</h2> <!-- $$$QRasterPaintEngine[overload1]$$$QRasterPaintEngineQPaintDevice* --> <h3 class="fn"><a name="QRasterPaintEngine"></a>QRasterPaintEngine::<span class="name">QRasterPaintEngine</span> ( <span class="type"><a href="qpaintdevice.html">QPaintDevice</a></span> * <i>device</i> )</h3> <p>Creates a raster based paint engine for operating on the given <i>device</i>, with the complete set of <a href="qpaintengine.html#PaintEngineFeature-enum">paint engine features and capabilities</a>.</p> <p>This function was introduced in Qt 4.5.</p> <!-- @@@QRasterPaintEngine --> <!-- $$$~QRasterPaintEngine[overload1]$$$~QRasterPaintEngine --> <h3 class="fn"><a name="dtor.QRasterPaintEngine"></a>QRasterPaintEngine::<span class="name">~QRasterPaintEngine</span> ()</h3> <p>Destroys this paint engine.</p> <!-- @@@~QRasterPaintEngine --> <!-- $$$begin[overload1]$$$beginQPaintDevice* --> <h3 class="fn"><a name="begin"></a><span class="type">bool</span> QRasterPaintEngine::<span class="name">begin</span> ( <span class="type"><a href="qpaintdevice.html">QPaintDevice</a></span> * <i>device</i> )<tt> [virtual]</tt></h3> <p>Reimplemented from <a href="qpaintengine.html#begin">QPaintEngine::begin</a>().</p> <!-- @@@begin --> <!-- $$$drawBufferSpan[overload1]$$$drawBufferSpanconstuint*intintintintuint --> <h3 class="fn"><a name="drawBufferSpan"></a><span class="type">void</span> QRasterPaintEngine::<span class="name">drawBufferSpan</span> ( const <span class="type"><a href="qtglobal.html#uint-typedef">uint</a></span> * <i>buffer</i>, <span class="type">int</span> <i>size</i>, <span class="type">int</span> <i>x</i>, <span class="type">int</span> <i>y</i>, <span class="type">int</span> <i>length</i>, <span class="type"><a href="qtglobal.html#uint-typedef">uint</a></span> <i>alpha</i> )<tt> [virtual]</tt></h3> <p>Draws the given <i>buffer</i>.</p> <p>The default implementation does nothing; reimplement this function to draw a buffer that contains more than one color. Note that this function <i>must</i> be reimplemented if the framebuffer is not memory-mapped.</p> <p>The <i>size</i> parameter specifies the total size of the given <i>buffer</i>, while the <i>length</i> parameter specifies the number of pixels to draw. The buffer's position is given by (<i>x</i>, <i>y</i>). The provided <i>alpha</i> value is added to each pixel in the buffer when drawing.</p> <p><b>See also </b><a href="qrasterpaintengine.html#drawColorSpans">drawColorSpans</a>().</p> <!-- @@@drawBufferSpan --> <!-- $$$drawColorSpans[overload1]$$$drawColorSpansconstQSpan*intuint --> <h3 class="fn"><a name="drawColorSpans"></a><span class="type">void</span> QRasterPaintEngine::<span class="name">drawColorSpans</span> ( const <span class="type"><a href="qrasterpaintengine.html#QSpan-typedef">QSpan</a></span> * <i>spans</i>, <span class="type">int</span> <i>count</i>, <span class="type"><a href="qtglobal.html#uint-typedef">uint</a></span> <i>color</i> )<tt> [virtual]</tt></h3> <p>Draws the given color <i>spans</i> with the specified <i>color</i>. The <i>count</i> parameter specifies the number of spans.</p> <p>The default implementation does nothing; reimplement this function to draw the given color <i>spans</i> with the specified <i>color</i>. Note that this function <i>must</i> be reimplemented if the framebuffer is not memory-mapped.</p> <p><b>See also </b><a href="qrasterpaintengine.html#drawBufferSpan">drawBufferSpan</a>().</p> <!-- @@@drawColorSpans --> <!-- $$$drawEllipse[overload1]$$$drawEllipseconstQRectF& --> <h3 class="fn"><a name="drawEllipse"></a><span class="type">void</span> QRasterPaintEngine::<span class="name">drawEllipse</span> ( const <span class="type"><a href="qrectf.html">QRectF</a></span> & <i>rect</i> )<tt> [virtual]</tt></h3> <p>Reimplemented from <a href="qpaintengine.html#drawEllipse">QPaintEngine::drawEllipse</a>().</p> <!-- @@@drawEllipse --> <!-- $$$drawEllipse$$$drawEllipseconstQRect& --> <h3 class="fn"><a name="drawEllipse-2"></a><span class="type">void</span> QRasterPaintEngine::<span class="name">drawEllipse</span> ( const <span class="type"><a href="qrect.html">QRect</a></span> & <i>rect</i> )<tt> [virtual]</tt></h3> <p>Reimplemented from <a href="qpaintengine.html#drawEllipse-2">QPaintEngine::drawEllipse</a>().</p> <p>This is an overloaded function.</p> <p>Reimplement this function to draw the largest ellipse that can be contained within rectangle <i>rect</i>.</p> <!-- @@@drawEllipse --> <!-- $$$drawImage[overload1]$$$drawImageconstQRectF&constQImage&constQRectF&Qt::ImageConversionFlags --> <h3 class="fn"><a name="drawImage"></a><span class="type">void</span> QRasterPaintEngine::<span class="name">drawImage</span> ( const <span class="type"><a href="qrectf.html">QRectF</a></span> & <i>r</i>, const <span class="type"><a href="qimage.html">QImage</a></span> & <i>img</i>, const <span class="type"><a href="qrectf.html">QRectF</a></span> & <i>sr</i>, <span class="type"><a href="qt.html#ImageConversionFlag-enum">Qt::ImageConversionFlags</a></span> <i>falgs</i> = Qt::AutoColor )<tt> [virtual]</tt></h3> <p>Reimplemented from <a href="qpaintengine.html#drawImage">QPaintEngine::drawImage</a>().</p> <!-- @@@drawImage --> <!-- $$$drawLines[overload1]$$$drawLinesconstQLine*int --> <h3 class="fn"><a name="drawLines"></a><span class="type">void</span> QRasterPaintEngine::<span class="name">drawLines</span> ( const <span class="type"><a href="qline.html">QLine</a></span> * <i>lines</i>, <span class="type">int</span> <i>lineCount</i> )<tt> [virtual]</tt></h3> <p>Reimplemented from <a href="qpaintengine.html#drawLines-2">QPaintEngine::drawLines</a>().</p> <!-- @@@drawLines --> <!-- $$$drawLines$$$drawLinesconstQLineF*int --> <h3 class="fn"><a name="drawLines-2"></a><span class="type">void</span> QRasterPaintEngine::<span class="name">drawLines</span> ( const <span class="type"><a href="qlinef.html">QLineF</a></span> * <i>lines</i>, <span class="type">int</span> <i>lineCount</i> )<tt> [virtual]</tt></h3> <p>Reimplemented from <a href="qpaintengine.html#drawLines">QPaintEngine::drawLines</a>().</p> <!-- @@@drawLines --> <!-- $$$drawPixmap[overload1]$$$drawPixmapconstQRectF&constQPixmap&constQRectF& --> <h3 class="fn"><a name="drawPixmap"></a><span class="type">void</span> QRasterPaintEngine::<span class="name">drawPixmap</span> ( const <span class="type"><a href="qrectf.html">QRectF</a></span> & <i>r</i>, const <span class="type"><a href="qpixmap.html">QPixmap</a></span> & <i>pixmap</i>, const <span class="type"><a href="qrectf.html">QRectF</a></span> & <i>sr</i> )<tt> [virtual]</tt></h3> <p>Reimplemented from <a href="qpaintengine.html#drawPixmap">QPaintEngine::drawPixmap</a>().</p> <!-- @@@drawPixmap --> <!-- $$$drawPoints[overload1]$$$drawPointsconstQPointF*int --> <h3 class="fn"><a name="drawPoints"></a><span class="type">void</span> QRasterPaintEngine::<span class="name">drawPoints</span> ( const <span class="type"><a href="qpointf.html">QPointF</a></span> * <i>points</i>, <span class="type">int</span> <i>pointCount</i> )<tt> [virtual]</tt></h3> <p>Reimplemented from <a href="qpaintengine.html#drawPoints">QPaintEngine::drawPoints</a>().</p> <!-- @@@drawPoints --> <!-- $$$drawPoints$$$drawPointsconstQPoint*int --> <h3 class="fn"><a name="drawPoints-2"></a><span class="type">void</span> QRasterPaintEngine::<span class="name">drawPoints</span> ( const <span class="type"><a href="qpoint.html">QPoint</a></span> * <i>points</i>, <span class="type">int</span> <i>pointCount</i> )<tt> [virtual]</tt></h3> <p>Reimplemented from <a href="qpaintengine.html#drawPoints-2">QPaintEngine::drawPoints</a>().</p> <p>This is an overloaded function.</p> <p>Draws the first <i>pointCount</i> points in the buffer <i>points</i></p> <p>The default implementation converts the first <i>pointCount</i> QPoints in <i>points</i> to QPointFs and calls the floating point version of drawPoints.</p> <!-- @@@drawPoints --> <!-- $$$drawPolygon[overload1]$$$drawPolygonconstQPointF*intPolygonDrawMode --> <h3 class="fn"><a name="drawPolygon"></a><span class="type">void</span> QRasterPaintEngine::<span class="name">drawPolygon</span> ( const <span class="type"><a href="qpointf.html">QPointF</a></span> * <i>points</i>, <span class="type">int</span> <i>pointCount</i>, <span class="type"><a href="qpaintengine.html#PolygonDrawMode-enum">PolygonDrawMode</a></span> <i>mode</i> )<tt> [virtual]</tt></h3> <p>Reimplemented from <a href="qpaintengine.html#drawPolygon">QPaintEngine::drawPolygon</a>().</p> <!-- @@@drawPolygon --> <!-- $$$drawPolygon$$$drawPolygonconstQPoint*intPolygonDrawMode --> <h3 class="fn"><a name="drawPolygon-2"></a><span class="type">void</span> QRasterPaintEngine::<span class="name">drawPolygon</span> ( const <span class="type"><a href="qpoint.html">QPoint</a></span> * <i>points</i>, <span class="type">int</span> <i>pointCount</i>, <span class="type"><a href="qpaintengine.html#PolygonDrawMode-enum">PolygonDrawMode</a></span> <i>mode</i> )<tt> [virtual]</tt></h3> <p>Reimplemented from <a href="qpaintengine.html#drawPolygon-2">QPaintEngine::drawPolygon</a>().</p> <!-- @@@drawPolygon --> <!-- $$$drawRects[overload1]$$$drawRectsconstQRect*int --> <h3 class="fn"><a name="drawRects"></a><span class="type">void</span> QRasterPaintEngine::<span class="name">drawRects</span> ( const <span class="type"><a href="qrect.html">QRect</a></span> * <i>rects</i>, <span class="type">int</span> <i>rectCount</i> )<tt> [virtual]</tt></h3> <p>Reimplemented from <a href="qpaintengine.html#drawRects-2">QPaintEngine::drawRects</a>().</p> <!-- @@@drawRects --> <!-- $$$drawRects$$$drawRectsconstQRectF*int --> <h3 class="fn"><a name="drawRects-2"></a><span class="type">void</span> QRasterPaintEngine::<span class="name">drawRects</span> ( const <span class="type"><a href="qrectf.html">QRectF</a></span> * <i>rects</i>, <span class="type">int</span> <i>rectCount</i> )<tt> [virtual]</tt></h3> <p>Reimplemented from <a href="qpaintengine.html#drawRects">QPaintEngine::drawRects</a>().</p> <!-- @@@drawRects --> <!-- $$$drawStaticTextItem[overload1]$$$drawStaticTextItemQStaticTextItem* --> <h3 class="fn"><a name="drawStaticTextItem"></a><span class="type">void</span> QRasterPaintEngine::<span class="name">drawStaticTextItem</span> ( <span class="type">QStaticTextItem</span> * <i>textItem</i> )<tt> [virtual]</tt></h3> <!-- @@@drawStaticTextItem --> <!-- $$$drawTextItem[overload1]$$$drawTextItemconstQPointF&constQTextItem& --> <h3 class="fn"><a name="drawTextItem"></a><span class="type">void</span> QRasterPaintEngine::<span class="name">drawTextItem</span> ( const <span class="type"><a href="qpointf.html">QPointF</a></span> & <i>p</i>, const <span class="type"><a href="qtextitem.html">QTextItem</a></span> & <i>textItem</i> )<tt> [virtual]</tt></h3> <p>Reimplemented from <a href="qpaintengine.html#drawTextItem">QPaintEngine::drawTextItem</a>().</p> <!-- @@@drawTextItem --> <!-- $$$drawTiledPixmap[overload1]$$$drawTiledPixmapconstQRectF&constQPixmap&constQPointF& --> <h3 class="fn"><a name="drawTiledPixmap"></a><span class="type">void</span> QRasterPaintEngine::<span class="name">drawTiledPixmap</span> ( const <span class="type"><a href="qrectf.html">QRectF</a></span> & <i>r</i>, const <span class="type"><a href="qpixmap.html">QPixmap</a></span> & <i>pixmap</i>, const <span class="type"><a href="qpointf.html">QPointF</a></span> & <i>sr</i> )<tt> [virtual]</tt></h3> <p>Reimplemented from <a href="qpaintengine.html#drawTiledPixmap">QPaintEngine::drawTiledPixmap</a>().</p> <!-- @@@drawTiledPixmap --> <!-- $$$end[overload1]$$$end --> <h3 class="fn"><a name="end"></a><span class="type">bool</span> QRasterPaintEngine::<span class="name">end</span> ()<tt> [virtual]</tt></h3> <p>Reimplemented from <a href="qpaintengine.html#end">QPaintEngine::end</a>().</p> <!-- @@@end --> <!-- $$$fillRect[overload1]$$$fillRectconstQRectF&constQBrush& --> <h3 class="fn"><a name="fillRect"></a><span class="type">void</span> QRasterPaintEngine::<span class="name">fillRect</span> ( const <span class="type"><a href="qrectf.html">QRectF</a></span> & <i>r</i>, const <span class="type"><a href="qbrush.html">QBrush</a></span> & <i>brush</i> )<tt> [virtual]</tt></h3> <!-- @@@fillRect --> <!-- $$$fillRect$$$fillRectconstQRectF&constQColor& --> <h3 class="fn"><a name="fillRect-2"></a><span class="type">void</span> QRasterPaintEngine::<span class="name">fillRect</span> ( const <span class="type"><a href="qrectf.html">QRectF</a></span> & <i>r</i>, const <span class="type"><a href="qcolor.html">QColor</a></span> & <i>color</i> )<tt> [virtual]</tt></h3> <!-- @@@fillRect --> <!-- $$$supportsTransformations[overload1]$$$supportsTransformationsconstQFontEngine* --> <h3 class="fn"><a name="supportsTransformations"></a><span class="type">bool</span> QRasterPaintEngine::<span class="name">supportsTransformations</span> ( const <span class="type">QFontEngine</span> * <i>fontEngine</i> ) const</h3> <!-- @@@supportsTransformations --> <!-- $$$supportsTransformations$$$supportsTransformationsqrealconstQTransform& --> <h3 class="fn"><a name="supportsTransformations-2"></a><span class="type">bool</span> QRasterPaintEngine::<span class="name">supportsTransformations</span> ( <span class="type"><a href="qtglobal.html#qreal-typedef">qreal</a></span> <i>pixelSize</i>, const <span class="type"><a href="qtransform.html">QTransform</a></span> & <i>m</i> ) const<tt> [virtual]</tt></h3> <!-- @@@supportsTransformations --> <!-- $$$type[overload1]$$$type --> <h3 class="fn"><a name="type"></a><span class="type"><a href="qpaintengine.html#Type-enum">Type</a></span> QRasterPaintEngine::<span class="name">type</span> () const<tt> [virtual]</tt></h3> <p>Reimplemented from <a href="qpaintengine.html#type">QPaintEngine::type</a>().</p> <!-- @@@type --> </div> <div class="relnonmem"> <h2>Related Non-Members</h2> <!-- $$$QSpan --> <h3 class="fn"><a name="QSpan-typedef"></a>typedef <span class="name">QSpan</span></h3> <p>A struct equivalent to QT_FT_Span, containing a position (x, y), the span's length in pixels and its color/coverage (a value ranging from 0 to 255).</p> <!-- @@@QSpan --> </div> </div> </div> </div> <div class="ft"> <span></span> </div> </div> <div class="footer"> <p> <acronym title="Copyright">©</acronym> 2013 Digia Plc and/or its subsidiaries. Documentation contributions included herein are the copyrights of their respective owners.</p> <br /> <p> The documentation provided herein is licensed under the terms of the <a href="http://www.gnu.org/licenses/fdl.html">GNU Free Documentation License version 1.3</a> as published by the Free Software Foundation.</p> <p> Documentation sources may be obtained from <a href="http://www.qt-project.org"> www.qt-project.org</a>.</p> <br /> <p> Digia, Qt and their respective logos are trademarks of Digia Plc in Finland and/or other countries worldwide. All other trademarks are property of their respective owners. <a title="Privacy Policy" href="http://en.gitorious.org/privacy_policy/">Privacy Policy</a></p> </div> <script src="scripts/functions.js" type="text/javascript"></script> </body> </html>