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Breadcrumbs go here --> <li><a href="modules.html">Modules</a></li> <li><a href="qtgui.html">QtGui</a></li> <li>TouchPoint</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="#details">Detailed Description</a></li> </ul> </div> <h1 class="title">TouchPoint Class Reference</h1> <span class="small-subtitle">(QTouchEvent::TouchPoint)<br/></span> <!-- $$$TouchPoint-brief --> <p>The TouchPoint class provides information about a touch point in a <a href="qtouchevent.html">QTouchEvent</a>. <a href="#details">More...</a></p> <!-- @@@TouchPoint --> <pre class="cpp"> <span class="preprocessor">#include <<a href="qtouchevent.html">QTouchEvent</a>></span></pre><p>This class was introduced in Qt 4.6.</p> <ul> <li><a href="qtouchevent-touchpoint-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"> int </td><td class="memItemRight bottomAlign"><b><a href="qtouchevent-touchpoint.html#id">id</a></b> () const</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> bool </td><td class="memItemRight bottomAlign"><b><a href="qtouchevent-touchpoint.html#isPrimary">isPrimary</a></b> () const</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> QPointF </td><td class="memItemRight bottomAlign"><b><a href="qtouchevent-touchpoint.html#lastNormalizedPos">lastNormalizedPos</a></b> () const</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> QPointF </td><td class="memItemRight bottomAlign"><b><a href="qtouchevent-touchpoint.html#lastPos">lastPos</a></b> () const</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> QPointF </td><td class="memItemRight bottomAlign"><b><a href="qtouchevent-touchpoint.html#lastScenePos">lastScenePos</a></b> () const</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> QPointF </td><td class="memItemRight bottomAlign"><b><a href="qtouchevent-touchpoint.html#lastScreenPos">lastScreenPos</a></b> () const</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> QPointF </td><td class="memItemRight bottomAlign"><b><a href="qtouchevent-touchpoint.html#normalizedPos">normalizedPos</a></b> () const</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> QPointF </td><td class="memItemRight bottomAlign"><b><a href="qtouchevent-touchpoint.html#pos">pos</a></b> () const</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> qreal </td><td class="memItemRight bottomAlign"><b><a href="qtouchevent-touchpoint.html#pressure">pressure</a></b> () const</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> QRectF </td><td class="memItemRight bottomAlign"><b><a href="qtouchevent-touchpoint.html#rect">rect</a></b> () const</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> QPointF </td><td class="memItemRight bottomAlign"><b><a href="qtouchevent-touchpoint.html#scenePos">scenePos</a></b> () const</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> QRectF </td><td class="memItemRight bottomAlign"><b><a href="qtouchevent-touchpoint.html#sceneRect">sceneRect</a></b> () const</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> QPointF </td><td class="memItemRight bottomAlign"><b><a href="qtouchevent-touchpoint.html#screenPos">screenPos</a></b> () const</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> QRectF </td><td class="memItemRight bottomAlign"><b><a href="qtouchevent-touchpoint.html#screenRect">screenRect</a></b> () const</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> QPointF </td><td class="memItemRight bottomAlign"><b><a href="qtouchevent-touchpoint.html#startNormalizedPos">startNormalizedPos</a></b> () const</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> QPointF </td><td class="memItemRight bottomAlign"><b><a href="qtouchevent-touchpoint.html#startPos">startPos</a></b> () const</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> QPointF </td><td class="memItemRight bottomAlign"><b><a href="qtouchevent-touchpoint.html#startScenePos">startScenePos</a></b> () const</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> QPointF </td><td class="memItemRight bottomAlign"><b><a href="qtouchevent-touchpoint.html#startScreenPos">startScreenPos</a></b> () const</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> Qt::TouchPointState </td><td class="memItemRight bottomAlign"><b><a href="qtouchevent-touchpoint.html#state">state</a></b> () const</td></tr> </table> <a name="details"></a> <!-- $$$TouchPoint-description --> <div class="descr"> <h2>Detailed Description</h2> <p>The TouchPoint class provides information about a touch point in a <a href="qtouchevent.html">QTouchEvent</a>.</p> </div> <!-- @@@TouchPoint --> <div class="func"> <h2>Member Function Documentation</h2> <!-- $$$id[overload1]$$$id --> <h3 class="fn"><a name="id"></a><span class="type">int</span> TouchPoint::<span class="name">id</span> () const</h3> <p>Returns the id number of this touch point.</p> <p>Id numbers are globally sequential, starting at zero, meaning the first touch point in the application has id 0, the second has id 1, and so on.</p> <!-- @@@id --> <!-- $$$isPrimary[overload1]$$$isPrimary --> <h3 class="fn"><a name="isPrimary"></a><span class="type">bool</span> TouchPoint::<span class="name">isPrimary</span> () const</h3> <p>Returns true if this touch point is the primary touch point. The primary touch point is the point for which the windowing system generates mouse events.</p> <!-- @@@isPrimary --> <!-- $$$lastNormalizedPos[overload1]$$$lastNormalizedPos --> <h3 class="fn"><a name="lastNormalizedPos"></a><span class="type"><a href="qpointf.html">QPointF</a></span> TouchPoint::<span class="name">lastNormalizedPos</span> () const</h3> <p>Returns the normalized position of this touch point from the previous touch event.</p> <p>The coordinates are normalized to the size of the touch device, i.e. (0,0) is the top-left corner and (1,1) is the bottom-right corner.</p> <p><b>See also </b><a href="qtouchevent-touchpoint.html#normalizedPos">normalizedPos</a>() and <a href="qtouchevent-touchpoint.html#startNormalizedPos">startNormalizedPos</a>().</p> <!-- @@@lastNormalizedPos --> <!-- $$$lastPos[overload1]$$$lastPos --> <h3 class="fn"><a name="lastPos"></a><span class="type"><a href="qpointf.html">QPointF</a></span> TouchPoint::<span class="name">lastPos</span> () const</h3> <p>Returns the position of this touch point from the previous touch event, relative to the widget or <a href="qgraphicsitem.html">QGraphicsItem</a> that received the event.</p> <p><b>See also </b><a href="qtouchevent-touchpoint.html#pos">pos</a>() and <a href="qtouchevent-touchpoint.html#startPos">startPos</a>().</p> <!-- @@@lastPos --> <!-- $$$lastScenePos[overload1]$$$lastScenePos --> <h3 class="fn"><a name="lastScenePos"></a><span class="type"><a href="qpointf.html">QPointF</a></span> TouchPoint::<span class="name">lastScenePos</span> () const</h3> <p>Returns the scene position of this touch point from the previous touch event.</p> <p>The scene position is the position in <a href="qgraphicsscene.html">QGraphicsScene</a> coordinates if the <a href="qtouchevent.html">QTouchEvent</a> is handled by a QGraphicsItem::touchEvent() reimplementation, and identical to the screen position for widgets.</p> <p><b>See also </b><a href="qtouchevent-touchpoint.html#scenePos">scenePos</a>() and <a href="qtouchevent-touchpoint.html#startScenePos">startScenePos</a>().</p> <!-- @@@lastScenePos --> <!-- $$$lastScreenPos[overload1]$$$lastScreenPos --> <h3 class="fn"><a name="lastScreenPos"></a><span class="type"><a href="qpointf.html">QPointF</a></span> TouchPoint::<span class="name">lastScreenPos</span> () const</h3> <p>Returns the screen position of this touch point from the previous touch event.</p> <p><b>See also </b><a href="qtouchevent-touchpoint.html#screenPos">screenPos</a>() and <a href="qtouchevent-touchpoint.html#startScreenPos">startScreenPos</a>().</p> <!-- @@@lastScreenPos --> <!-- $$$normalizedPos[overload1]$$$normalizedPos --> <h3 class="fn"><a name="normalizedPos"></a><span class="type"><a href="qpointf.html">QPointF</a></span> TouchPoint::<span class="name">normalizedPos</span> () const</h3> <p>Returns the normalized position of this touch point.</p> <p>The coordinates are normalized to the size of the touch device, i.e. (0,0) is the top-left corner and (1,1) is the bottom-right corner.</p> <p><b>See also </b><a href="qtouchevent-touchpoint.html#startNormalizedPos">startNormalizedPos</a>(), <a href="qtouchevent-touchpoint.html#lastNormalizedPos">lastNormalizedPos</a>(), and <a href="qtouchevent-touchpoint.html#pos">pos</a>().</p> <!-- @@@normalizedPos --> <!-- $$$pos[overload1]$$$pos --> <h3 class="fn"><a name="pos"></a><span class="type"><a href="qpointf.html">QPointF</a></span> TouchPoint::<span class="name">pos</span> () const</h3> <p>Returns the position of this touch point, relative to the widget or <a href="qgraphicsitem.html">QGraphicsItem</a> that received the event.</p> <p><b>See also </b><a href="qtouchevent-touchpoint.html#startPos">startPos</a>(), <a href="qtouchevent-touchpoint.html#lastPos">lastPos</a>(), <a href="qtouchevent-touchpoint.html#screenPos">screenPos</a>(), <a href="qtouchevent-touchpoint.html#scenePos">scenePos</a>(), and <a href="qtouchevent-touchpoint.html#normalizedPos">normalizedPos</a>().</p> <!-- @@@pos --> <!-- $$$pressure[overload1]$$$pressure --> <h3 class="fn"><a name="pressure"></a><span class="type"><a href="qtglobal.html#qreal-typedef">qreal</a></span> TouchPoint::<span class="name">pressure</span> () const</h3> <p>Returns the pressure of this touch point. The return value is in the range 0.0 to 1.0.</p> <!-- @@@pressure --> <!-- $$$rect[overload1]$$$rect --> <h3 class="fn"><a name="rect"></a><span class="type"><a href="qrectf.html">QRectF</a></span> TouchPoint::<span class="name">rect</span> () const</h3> <p>Returns the rect for this touch point, relative to the widget or <a href="qgraphicsitem.html">QGraphicsItem</a> that received the event. The rect is centered around the point returned by <a href="qtouchevent-touchpoint.html#pos">pos</a>().</p> <p><b>Note:</b> This function returns an empty rect if the device does not report touch point sizes.</p> <!-- @@@rect --> <!-- $$$scenePos[overload1]$$$scenePos --> <h3 class="fn"><a name="scenePos"></a><span class="type"><a href="qpointf.html">QPointF</a></span> TouchPoint::<span class="name">scenePos</span> () const</h3> <p>Returns the scene position of this touch point.</p> <p>The scene position is the position in <a href="qgraphicsscene.html">QGraphicsScene</a> coordinates if the <a href="qtouchevent.html">QTouchEvent</a> is handled by a QGraphicsItem::touchEvent() reimplementation, and identical to the screen position for widgets.</p> <p><b>See also </b><a href="qtouchevent-touchpoint.html#startScenePos">startScenePos</a>(), <a href="qtouchevent-touchpoint.html#lastScenePos">lastScenePos</a>(), and <a href="qtouchevent-touchpoint.html#pos">pos</a>().</p> <!-- @@@scenePos --> <!-- $$$sceneRect[overload1]$$$sceneRect --> <h3 class="fn"><a name="sceneRect"></a><span class="type"><a href="qrectf.html">QRectF</a></span> TouchPoint::<span class="name">sceneRect</span> () const</h3> <p>Returns the rect for this touch point in scene coordinates.</p> <p><b>Note:</b> This function returns an empty rect if the device does not report touch point sizes.</p> <p><b>See also </b><a href="qtouchevent-touchpoint.html#scenePos">scenePos</a>() and <a href="qtouchevent-touchpoint.html#rect">rect</a>().</p> <!-- @@@sceneRect --> <!-- $$$screenPos[overload1]$$$screenPos --> <h3 class="fn"><a name="screenPos"></a><span class="type"><a href="qpointf.html">QPointF</a></span> TouchPoint::<span class="name">screenPos</span> () const</h3> <p>Returns the screen position of this touch point.</p> <p><b>See also </b><a href="qtouchevent-touchpoint.html#startScreenPos">startScreenPos</a>(), <a href="qtouchevent-touchpoint.html#lastScreenPos">lastScreenPos</a>(), and <a href="qtouchevent-touchpoint.html#pos">pos</a>().</p> <!-- @@@screenPos --> <!-- $$$screenRect[overload1]$$$screenRect --> <h3 class="fn"><a name="screenRect"></a><span class="type"><a href="qrectf.html">QRectF</a></span> TouchPoint::<span class="name">screenRect</span> () const</h3> <p>Returns the rect for this touch point in screen coordinates.</p> <p><b>Note:</b> This function returns an empty rect if the device does not report touch point sizes.</p> <p><b>See also </b><a href="qtouchevent-touchpoint.html#screenPos">screenPos</a>() and <a href="qtouchevent-touchpoint.html#rect">rect</a>().</p> <!-- @@@screenRect --> <!-- $$$startNormalizedPos[overload1]$$$startNormalizedPos --> <h3 class="fn"><a name="startNormalizedPos"></a><span class="type"><a href="qpointf.html">QPointF</a></span> TouchPoint::<span class="name">startNormalizedPos</span> () const</h3> <p>Returns the normalized starting position of this touch point.</p> <p>The coordinates are normalized to the size of the touch device, i.e. (0,0) is the top-left corner and (1,1) is the bottom-right corner.</p> <p><b>See also </b><a href="qtouchevent-touchpoint.html#normalizedPos">normalizedPos</a>() and <a href="qtouchevent-touchpoint.html#lastNormalizedPos">lastNormalizedPos</a>().</p> <!-- @@@startNormalizedPos --> <!-- $$$startPos[overload1]$$$startPos --> <h3 class="fn"><a name="startPos"></a><span class="type"><a href="qpointf.html">QPointF</a></span> TouchPoint::<span class="name">startPos</span> () const</h3> <p>Returns the starting position of this touch point, relative to the widget or <a href="qgraphicsitem.html">QGraphicsItem</a> that received the event.</p> <p><b>See also </b><a href="qtouchevent-touchpoint.html#pos">pos</a>() and <a href="qtouchevent-touchpoint.html#lastPos">lastPos</a>().</p> <!-- @@@startPos --> <!-- $$$startScenePos[overload1]$$$startScenePos --> <h3 class="fn"><a name="startScenePos"></a><span class="type"><a href="qpointf.html">QPointF</a></span> TouchPoint::<span class="name">startScenePos</span> () const</h3> <p>Returns the starting scene position of this touch point.</p> <p>The scene position is the position in <a href="qgraphicsscene.html">QGraphicsScene</a> coordinates if the <a href="qtouchevent.html">QTouchEvent</a> is handled by a QGraphicsItem::touchEvent() reimplementation, and identical to the screen position for widgets.</p> <p><b>See also </b><a href="qtouchevent-touchpoint.html#scenePos">scenePos</a>() and <a href="qtouchevent-touchpoint.html#lastScenePos">lastScenePos</a>().</p> <!-- @@@startScenePos --> <!-- $$$startScreenPos[overload1]$$$startScreenPos --> <h3 class="fn"><a name="startScreenPos"></a><span class="type"><a href="qpointf.html">QPointF</a></span> TouchPoint::<span class="name">startScreenPos</span> () const</h3> <p>Returns the starting screen position of this touch point.</p> <p><b>See also </b><a href="qtouchevent-touchpoint.html#screenPos">screenPos</a>() and <a href="qtouchevent-touchpoint.html#lastScreenPos">lastScreenPos</a>().</p> <!-- @@@startScreenPos --> <!-- $$$state[overload1]$$$state --> <h3 class="fn"><a name="state"></a><span class="type"><a href="qt.html#TouchPointState-enum">Qt::TouchPointState</a></span> TouchPoint::<span class="name">state</span> () const</h3> <p>Returns the current state of this touch point.</p> <!-- @@@state --> </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. 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