<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE html> <html lang="en"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>stickman.cpp Example File | Qt Widgets 5.12.6</title> <link rel="stylesheet" type="text/css" href="style/offline-simple.css" /> <script type="text/javascript"> document.getElementsByTagName("link").item(0).setAttribute("href", "style/offline.css"); // loading style sheet breaks anchors that were jumped to before // so force jumping to anchor again setTimeout(function() { var anchor = location.hash; // need to jump to different anchor first (e.g. none) location.hash = "#"; setTimeout(function() { location.hash = anchor; }, 0); }, 0); </script> </head> <body> <div class="header" id="qtdocheader"> <div class="main"> <div class="main-rounded"> <div class="navigationbar"> <table><tr> <td >Qt 5.12</td><td ><a href="qtwidgets-index.html">Qt Widgets</a></td><td ><a href="qtwidgets-animation-stickman-example.html">Stickman Example</a></td><td >stickman.cpp Example File</td></tr></table><table class="buildversion"><tr> <td id="buildversion" width="100%" align="right"><a href="qtwidgets-index.html">Qt 5.12.6 Reference Documentation</a></td> </tr></table> </div> </div> <div class="content"> <div class="line"> <div class="content mainContent"> <div class="sidebar"><div class="sidebar-content" id="sidebar-content"></div></div> <h1 class="title">stickman.cpp Example File</h1> <span class="subtitle">animation/stickman/stickman.cpp</span> <!-- $$$animation/stickman/stickman.cpp-description --> <div class="descr"> <a name="details"></a> <pre class="cpp"> <span class="comment">/**************************************************************************** ** ** Copyright (C) 2016 The Qt Company Ltd. ** Contact: https://www.qt.io/licensing/ ** ** This file is part of the QtCore module of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:BSD$ ** Commercial License Usage ** Licensees holding valid commercial Qt licenses may use this file in ** accordance with the commercial license agreement provided with the ** Software or, alternatively, in accordance with the terms contained in ** a written agreement between you and The Qt Company. For licensing terms ** and conditions see https://www.qt.io/terms-conditions. For further ** information use the contact form at https://www.qt.io/contact-us. ** ** BSD License Usage ** Alternatively, you may use this file under the terms of the BSD license ** as follows: ** ** "Redistribution and use in source and binary forms, with or without ** modification, are permitted provided that the following conditions are ** met: ** * Redistributions of source code must retain the above copyright ** notice, this list of conditions and the following disclaimer. ** * Redistributions in binary form must reproduce the above copyright ** notice, this list of conditions and the following disclaimer in ** the documentation and/or other materials provided with the ** distribution. ** * Neither the name of The Qt Company Ltd nor the names of its ** contributors may be used to endorse or promote products derived ** from this software without specific prior written permission. ** ** ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT ** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." ** ** $QT_END_LICENSE$ ** ****************************************************************************/</span> <span class="preprocessor">#include "stickman.h"</span> <span class="preprocessor">#include "node.h"</span> <span class="preprocessor">#include <QPainter></span> <span class="preprocessor">#include <QTimer></span> <span class="preprocessor">#include <qmath.h></span> <span class="keyword">static</span> <span class="keyword">const</span> <span class="type"><a href="../qtcore/qtglobal.html#qreal-typedef">qreal</a></span> Coords<span class="operator">[</span>NodeCount <span class="operator">*</span> <span class="number">2</span><span class="operator">]</span> <span class="operator">=</span> { <span class="number">0.0</span><span class="operator">,</span> <span class="operator">-</span><span class="number">150.0</span><span class="operator">,</span> <span class="comment">// head, #0</span> <span class="number">0.0</span><span class="operator">,</span> <span class="operator">-</span><span class="number">100.0</span><span class="operator">,</span> <span class="comment">// body pentagon, top->bottom, left->right, #1 - 5</span> <span class="operator">-</span><span class="number">50.0</span><span class="operator">,</span> <span class="operator">-</span><span class="number">50.0</span><span class="operator">,</span> <span class="number">50.0</span><span class="operator">,</span> <span class="operator">-</span><span class="number">50.0</span><span class="operator">,</span> <span class="operator">-</span><span class="number">25.0</span><span class="operator">,</span> <span class="number">50.0</span><span class="operator">,</span> <span class="number">25.0</span><span class="operator">,</span> <span class="number">50.0</span><span class="operator">,</span> <span class="operator">-</span><span class="number">100.0</span><span class="operator">,</span> <span class="number">0.0</span><span class="operator">,</span> <span class="comment">// right arm, #6 - 7</span> <span class="operator">-</span><span class="number">125.0</span><span class="operator">,</span> <span class="number">50.0</span><span class="operator">,</span> <span class="number">100.0</span><span class="operator">,</span> <span class="number">0.0</span><span class="operator">,</span> <span class="comment">// left arm, #8 - 9</span> <span class="number">125.0</span><span class="operator">,</span> <span class="number">50.0</span><span class="operator">,</span> <span class="operator">-</span><span class="number">35.0</span><span class="operator">,</span> <span class="number">75.0</span><span class="operator">,</span> <span class="comment">// lower body, #10 - 11</span> <span class="number">35.0</span><span class="operator">,</span> <span class="number">75.0</span><span class="operator">,</span> <span class="operator">-</span><span class="number">25.0</span><span class="operator">,</span> <span class="number">200.0</span><span class="operator">,</span> <span class="comment">// right leg, #12 - 13</span> <span class="operator">-</span><span class="number">30.0</span><span class="operator">,</span> <span class="number">300.0</span><span class="operator">,</span> <span class="number">25.0</span><span class="operator">,</span> <span class="number">200.0</span><span class="operator">,</span> <span class="comment">// left leg, #14 - 15</span> <span class="number">30.0</span><span class="operator">,</span> <span class="number">300.0</span> }; <span class="keyword">static</span> <span class="keyword">const</span> <span class="type">int</span> Bones<span class="operator">[</span>BoneCount <span class="operator">*</span> <span class="number">2</span><span class="operator">]</span> <span class="operator">=</span> { <span class="number">0</span><span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="comment">// neck</span> <span class="number">1</span><span class="operator">,</span> <span class="number">2</span><span class="operator">,</span> <span class="comment">// body</span> <span class="number">1</span><span class="operator">,</span> <span class="number">3</span><span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">4</span><span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">5</span><span class="operator">,</span> <span class="number">2</span><span class="operator">,</span> <span class="number">3</span><span class="operator">,</span> <span class="number">2</span><span class="operator">,</span> <span class="number">4</span><span class="operator">,</span> <span class="number">2</span><span class="operator">,</span> <span class="number">5</span><span class="operator">,</span> <span class="number">3</span><span class="operator">,</span> <span class="number">4</span><span class="operator">,</span> <span class="number">3</span><span class="operator">,</span> <span class="number">5</span><span class="operator">,</span> <span class="number">4</span><span class="operator">,</span> <span class="number">5</span><span class="operator">,</span> <span class="number">2</span><span class="operator">,</span> <span class="number">6</span><span class="operator">,</span> <span class="comment">// right arm</span> <span class="number">6</span><span class="operator">,</span> <span class="number">7</span><span class="operator">,</span> <span class="number">3</span><span class="operator">,</span> <span class="number">8</span><span class="operator">,</span> <span class="comment">// left arm</span> <span class="number">8</span><span class="operator">,</span> <span class="number">9</span><span class="operator">,</span> <span class="number">4</span><span class="operator">,</span> <span class="number">10</span><span class="operator">,</span> <span class="comment">// lower body</span> <span class="number">4</span><span class="operator">,</span> <span class="number">11</span><span class="operator">,</span> <span class="number">5</span><span class="operator">,</span> <span class="number">10</span><span class="operator">,</span> <span class="number">5</span><span class="operator">,</span> <span class="number">11</span><span class="operator">,</span> <span class="number">10</span><span class="operator">,</span> <span class="number">11</span><span class="operator">,</span> <span class="number">10</span><span class="operator">,</span> <span class="number">12</span><span class="operator">,</span> <span class="comment">// right leg</span> <span class="number">12</span><span class="operator">,</span> <span class="number">13</span><span class="operator">,</span> <span class="number">11</span><span class="operator">,</span> <span class="number">14</span><span class="operator">,</span> <span class="comment">// left leg</span> <span class="number">14</span><span class="operator">,</span> <span class="number">15</span> }; StickMan<span class="operator">::</span>StickMan() { m_sticks <span class="operator">=</span> <span class="keyword">true</span>; m_isDead <span class="operator">=</span> <span class="keyword">false</span>; m_pixmap <span class="operator">=</span> <span class="type"><a href="../qtgui/qpixmap.html">QPixmap</a></span>(<span class="string">"images/head.png"</span>); m_penColor <span class="operator">=</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>white; m_fillColor <span class="operator">=</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>black; <span class="comment">// Set up start position of limbs</span> <span class="keyword">for</span> (<span class="type">int</span> i<span class="operator">=</span><span class="number">0</span>; i<span class="operator"><</span>NodeCount; <span class="operator">+</span><span class="operator">+</span>i) { m_nodes<span class="operator">[</span>i<span class="operator">]</span> <span class="operator">=</span> <span class="keyword">new</span> Node(<span class="type"><a href="../qtcore/qpointf.html">QPointF</a></span>(Coords<span class="operator">[</span>i <span class="operator">*</span> <span class="number">2</span><span class="operator">]</span><span class="operator">,</span> Coords<span class="operator">[</span>i <span class="operator">*</span> <span class="number">2</span> <span class="operator">+</span> <span class="number">1</span><span class="operator">]</span>)<span class="operator">,</span> <span class="keyword">this</span>); connect(m_nodes<span class="operator">[</span>i<span class="operator">]</span><span class="operator">,</span> SIGNAL(positionChanged())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(childPositionChanged())); } <span class="keyword">for</span> (<span class="type">int</span> i<span class="operator">=</span><span class="number">0</span>; i<span class="operator"><</span>BoneCount; <span class="operator">+</span><span class="operator">+</span>i) { <span class="type">int</span> n1 <span class="operator">=</span> Bones<span class="operator">[</span>i <span class="operator">*</span> <span class="number">2</span><span class="operator">]</span>; <span class="type">int</span> n2 <span class="operator">=</span> Bones<span class="operator">[</span>i <span class="operator">*</span> <span class="number">2</span> <span class="operator">+</span> <span class="number">1</span><span class="operator">]</span>; Node <span class="operator">*</span>node1 <span class="operator">=</span> m_nodes<span class="operator">[</span>n1<span class="operator">]</span>; Node <span class="operator">*</span>node2 <span class="operator">=</span> m_nodes<span class="operator">[</span>n2<span class="operator">]</span>; <span class="type"><a href="../qtcore/qpointf.html">QPointF</a></span> dist <span class="operator">=</span> node1<span class="operator">-</span><span class="operator">></span>pos() <span class="operator">-</span> node2<span class="operator">-</span><span class="operator">></span>pos(); m_perfectBoneLengths<span class="operator">[</span>i<span class="operator">]</span> <span class="operator">=</span> sqrt(pow(dist<span class="operator">.</span>x()<span class="operator">,</span><span class="number">2</span>) <span class="operator">+</span> pow(dist<span class="operator">.</span>y()<span class="operator">,</span><span class="number">2</span>)); } startTimer(<span class="number">10</span>); } StickMan<span class="operator">::</span><span class="operator">~</span>StickMan() { } <span class="type">void</span> StickMan<span class="operator">::</span>childPositionChanged() { prepareGeometryChange(); } <span class="type">void</span> StickMan<span class="operator">::</span>setDrawSticks(bool on) { m_sticks <span class="operator">=</span> on; <span class="keyword">for</span> (<span class="type">int</span> i<span class="operator">=</span><span class="number">0</span>;i<span class="operator"><</span>nodeCount();<span class="operator">+</span><span class="operator">+</span>i) { Node <span class="operator">*</span>node <span class="operator">=</span> m_nodes<span class="operator">[</span>i<span class="operator">]</span>; node<span class="operator">-</span><span class="operator">></span>setVisible(on); } } <span class="type"><a href="../qtcore/qrectf.html">QRectF</a></span> StickMan<span class="operator">::</span>boundingRect() <span class="keyword">const</span> { <span class="comment">// account for head radius=50.0 plus pen which is 5.0</span> <span class="keyword">return</span> childrenBoundingRect()<span class="operator">.</span>adjusted(<span class="operator">-</span><span class="number">55.0</span><span class="operator">,</span> <span class="operator">-</span><span class="number">55.0</span><span class="operator">,</span> <span class="number">55.0</span><span class="operator">,</span> <span class="number">55.0</span>); } <span class="type">int</span> StickMan<span class="operator">::</span>nodeCount() <span class="keyword">const</span> { <span class="keyword">return</span> NodeCount; } Node <span class="operator">*</span>StickMan<span class="operator">::</span>node(<span class="type">int</span> idx) <span class="keyword">const</span> { <span class="keyword">if</span> (idx <span class="operator">></span><span class="operator">=</span> <span class="number">0</span> <span class="operator">&</span><span class="operator">&</span> idx <span class="operator"><</span> NodeCount) <span class="keyword">return</span> m_nodes<span class="operator">[</span>idx<span class="operator">]</span>; <span class="keyword">else</span> <span class="keyword">return</span> <span class="number">0</span>; } <span class="type">void</span> StickMan<span class="operator">::</span>timerEvent(<span class="type"><a href="../qtcore/qtimerevent.html">QTimerEvent</a></span> <span class="operator">*</span>) { update(); } <span class="type">void</span> StickMan<span class="operator">::</span>stabilize() { <span class="keyword">static</span> <span class="keyword">const</span> <span class="type"><a href="../qtcore/qtglobal.html#qreal-typedef">qreal</a></span> threshold <span class="operator">=</span> <span class="number">0.001</span>; <span class="keyword">for</span> (<span class="type">int</span> i<span class="operator">=</span><span class="number">0</span>; i<span class="operator"><</span>BoneCount; <span class="operator">+</span><span class="operator">+</span>i) { <span class="type">int</span> n1 <span class="operator">=</span> Bones<span class="operator">[</span>i <span class="operator">*</span> <span class="number">2</span><span class="operator">]</span>; <span class="type">int</span> n2 <span class="operator">=</span> Bones<span class="operator">[</span>i <span class="operator">*</span> <span class="number">2</span> <span class="operator">+</span> <span class="number">1</span><span class="operator">]</span>; Node <span class="operator">*</span>node1 <span class="operator">=</span> m_nodes<span class="operator">[</span>n1<span class="operator">]</span>; Node <span class="operator">*</span>node2 <span class="operator">=</span> m_nodes<span class="operator">[</span>n2<span class="operator">]</span>; <span class="type"><a href="../qtcore/qpointf.html">QPointF</a></span> pos1 <span class="operator">=</span> node1<span class="operator">-</span><span class="operator">></span>pos(); <span class="type"><a href="../qtcore/qpointf.html">QPointF</a></span> pos2 <span class="operator">=</span> node2<span class="operator">-</span><span class="operator">></span>pos(); <span class="type"><a href="../qtcore/qpointf.html">QPointF</a></span> dist <span class="operator">=</span> pos1 <span class="operator">-</span> pos2; <span class="type"><a href="../qtcore/qtglobal.html#qreal-typedef">qreal</a></span> length <span class="operator">=</span> sqrt(pow(dist<span class="operator">.</span>x()<span class="operator">,</span><span class="number">2</span>) <span class="operator">+</span> pow(dist<span class="operator">.</span>y()<span class="operator">,</span><span class="number">2</span>)); <span class="type"><a href="../qtcore/qtglobal.html#qreal-typedef">qreal</a></span> diff <span class="operator">=</span> (length <span class="operator">-</span> m_perfectBoneLengths<span class="operator">[</span>i<span class="operator">]</span>) <span class="operator">/</span> length; <span class="type"><a href="../qtcore/qpointf.html">QPointF</a></span> p <span class="operator">=</span> dist <span class="operator">*</span> (<span class="number">0.5</span> <span class="operator">*</span> diff); <span class="keyword">if</span> (p<span class="operator">.</span>x() <span class="operator">></span> threshold <span class="operator">&</span><span class="operator">&</span> p<span class="operator">.</span>y() <span class="operator">></span> threshold) { pos1 <span class="operator">-</span><span class="operator">=</span> p; pos2 <span class="operator">+</span><span class="operator">=</span> p; node1<span class="operator">-</span><span class="operator">></span>setPos(pos1); node2<span class="operator">-</span><span class="operator">></span>setPos(pos2); } } } <span class="type"><a href="../qtcore/qpointf.html">QPointF</a></span> StickMan<span class="operator">::</span>posFor(<span class="type">int</span> idx) <span class="keyword">const</span> { <span class="keyword">return</span> m_nodes<span class="operator">[</span>idx<span class="operator">]</span><span class="operator">-</span><span class="operator">></span>pos(); } <span class="comment">//#include <QTime></span> <span class="type">void</span> StickMan<span class="operator">::</span>paint(<span class="type"><a href="../qtgui/qpainter.html">QPainter</a></span> <span class="operator">*</span>painter<span class="operator">,</span> <span class="keyword">const</span> <span class="type"><a href="qstyleoptiongraphicsitem.html">QStyleOptionGraphicsItem</a></span> <span class="operator">*</span><span class="operator">,</span> <span class="type"><a href="qwidget.html">QWidget</a></span> <span class="operator">*</span>) { <span class="comment">/* static int frames = 0; static QTime time; if (frames++ % 100 == 0) { frames = 1; time.restart(); } if (time.elapsed() > 0) { painter->setPen(Qt::white); painter->drawText(0, 0, QString::number(frames / (time.elapsed() / 1000.0))); }*/</span> stabilize(); <span class="keyword">if</span> (m_sticks) { painter<span class="operator">-</span><span class="operator">></span>setPen(<span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>white); <span class="keyword">for</span> (<span class="type">int</span> i<span class="operator">=</span><span class="number">0</span>; i<span class="operator"><</span>BoneCount; <span class="operator">+</span><span class="operator">+</span>i) { <span class="type">int</span> n1 <span class="operator">=</span> Bones<span class="operator">[</span>i <span class="operator">*</span> <span class="number">2</span><span class="operator">]</span>; <span class="type">int</span> n2 <span class="operator">=</span> Bones<span class="operator">[</span>i <span class="operator">*</span> <span class="number">2</span> <span class="operator">+</span> <span class="number">1</span><span class="operator">]</span>; Node <span class="operator">*</span>node1 <span class="operator">=</span> m_nodes<span class="operator">[</span>n1<span class="operator">]</span>; Node <span class="operator">*</span>node2 <span class="operator">=</span> m_nodes<span class="operator">[</span>n2<span class="operator">]</span>; painter<span class="operator">-</span><span class="operator">></span>drawLine(node1<span class="operator">-</span><span class="operator">></span>pos()<span class="operator">,</span> node2<span class="operator">-</span><span class="operator">></span>pos()); } } <span class="keyword">else</span> { <span class="comment">// first bone is neck and will be used for head</span> <span class="type"><a href="../qtgui/qpainterpath.html">QPainterPath</a></span> path; path<span class="operator">.</span>moveTo(posFor(<span class="number">0</span>)); path<span class="operator">.</span>lineTo(posFor(<span class="number">1</span>)); <span class="comment">// right arm</span> path<span class="operator">.</span>lineTo(posFor(<span class="number">2</span>)); path<span class="operator">.</span>lineTo(posFor(<span class="number">6</span>)); path<span class="operator">.</span>lineTo(posFor(<span class="number">7</span>)); <span class="comment">// left arm</span> path<span class="operator">.</span>moveTo(posFor(<span class="number">3</span>)); path<span class="operator">.</span>lineTo(posFor(<span class="number">8</span>)); path<span class="operator">.</span>lineTo(posFor(<span class="number">9</span>)); <span class="comment">// body</span> path<span class="operator">.</span>moveTo(posFor(<span class="number">2</span>)); path<span class="operator">.</span>lineTo(posFor(<span class="number">4</span>)); path<span class="operator">.</span>lineTo(posFor(<span class="number">10</span>)); path<span class="operator">.</span>lineTo(posFor(<span class="number">11</span>)); path<span class="operator">.</span>lineTo(posFor(<span class="number">5</span>)); path<span class="operator">.</span>lineTo(posFor(<span class="number">3</span>)); path<span class="operator">.</span>lineTo(posFor(<span class="number">1</span>)); <span class="comment">// right leg</span> path<span class="operator">.</span>moveTo(posFor(<span class="number">10</span>)); path<span class="operator">.</span>lineTo(posFor(<span class="number">12</span>)); path<span class="operator">.</span>lineTo(posFor(<span class="number">13</span>)); <span class="comment">// left leg</span> path<span class="operator">.</span>moveTo(posFor(<span class="number">11</span>)); path<span class="operator">.</span>lineTo(posFor(<span class="number">14</span>)); path<span class="operator">.</span>lineTo(posFor(<span class="number">15</span>)); painter<span class="operator">-</span><span class="operator">></span>setPen(<span class="type"><a href="../qtgui/qpen.html">QPen</a></span>(m_penColor<span class="operator">,</span> <span class="number">5.0</span><span class="operator">,</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>SolidLine<span class="operator">,</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>RoundCap)); painter<span class="operator">-</span><span class="operator">></span>drawPath(path); { <span class="type">int</span> n1 <span class="operator">=</span> Bones<span class="operator">[</span><span class="number">0</span><span class="operator">]</span>; <span class="type">int</span> n2 <span class="operator">=</span> Bones<span class="operator">[</span><span class="number">1</span><span class="operator">]</span>; Node <span class="operator">*</span>node1 <span class="operator">=</span> m_nodes<span class="operator">[</span>n1<span class="operator">]</span>; Node <span class="operator">*</span>node2 <span class="operator">=</span> m_nodes<span class="operator">[</span>n2<span class="operator">]</span>; <span class="type"><a href="../qtcore/qpointf.html">QPointF</a></span> dist <span class="operator">=</span> node2<span class="operator">-</span><span class="operator">></span>pos() <span class="operator">-</span> node1<span class="operator">-</span><span class="operator">></span>pos(); <span class="type"><a href="../qtcore/qtglobal.html#qreal-typedef">qreal</a></span> sinAngle <span class="operator">=</span> dist<span class="operator">.</span>x() <span class="operator">/</span> sqrt(pow(dist<span class="operator">.</span>x()<span class="operator">,</span> <span class="number">2</span>) <span class="operator">+</span> pow(dist<span class="operator">.</span>y()<span class="operator">,</span> <span class="number">2</span>)); <span class="type"><a href="../qtcore/qtglobal.html#qreal-typedef">qreal</a></span> angle <span class="operator">=</span> <a href="../qtcore/qtmath.html#qRadiansToDegrees-1">qRadiansToDegrees</a>(asin(sinAngle)); <span class="type"><a href="../qtcore/qpointf.html">QPointF</a></span> headPos <span class="operator">=</span> node1<span class="operator">-</span><span class="operator">></span>pos(); painter<span class="operator">-</span><span class="operator">></span>translate(headPos); painter<span class="operator">-</span><span class="operator">></span>rotate(<span class="operator">-</span>angle); painter<span class="operator">-</span><span class="operator">></span>setBrush(m_fillColor); painter<span class="operator">-</span><span class="operator">></span>drawEllipse(<span class="type"><a href="../qtcore/qpointf.html">QPointF</a></span>(<span class="number">0</span><span class="operator">,</span><span class="number">0</span>)<span class="operator">,</span> <span class="number">50.0</span><span class="operator">,</span> <span class="number">50.0</span>); painter<span class="operator">-</span><span class="operator">></span>setBrush(m_penColor); painter<span class="operator">-</span><span class="operator">></span>setPen(<span class="type"><a href="../qtgui/qpen.html">QPen</a></span>(m_penColor<span class="operator">,</span> <span class="number">2.5</span><span class="operator">,</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>SolidLine<span class="operator">,</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>RoundCap)); <span class="comment">// eyes</span> <span class="keyword">if</span> (m_isDead) { painter<span class="operator">-</span><span class="operator">></span>drawLine(<span class="operator">-</span><span class="number">30.0</span><span class="operator">,</span> <span class="operator">-</span><span class="number">30.0</span><span class="operator">,</span> <span class="operator">-</span><span class="number">20.0</span><span class="operator">,</span> <span class="operator">-</span><span class="number">20.0</span>); painter<span class="operator">-</span><span class="operator">></span>drawLine(<span class="operator">-</span><span class="number">20.0</span><span class="operator">,</span> <span class="operator">-</span><span class="number">30.0</span><span class="operator">,</span> <span class="operator">-</span><span class="number">30.0</span><span class="operator">,</span> <span class="operator">-</span><span class="number">20.0</span>); painter<span class="operator">-</span><span class="operator">></span>drawLine(<span class="number">20.0</span><span class="operator">,</span> <span class="operator">-</span><span class="number">30.0</span><span class="operator">,</span> <span class="number">30.0</span><span class="operator">,</span> <span class="operator">-</span><span class="number">20.0</span>); painter<span class="operator">-</span><span class="operator">></span>drawLine(<span class="number">30.0</span><span class="operator">,</span> <span class="operator">-</span><span class="number">30.0</span><span class="operator">,</span> <span class="number">20.0</span><span class="operator">,</span> <span class="operator">-</span><span class="number">20.0</span>); } <span class="keyword">else</span> { painter<span class="operator">-</span><span class="operator">></span>drawChord(<span class="type"><a href="../qtcore/qrectf.html">QRectF</a></span>(<span class="operator">-</span><span class="number">30.0</span><span class="operator">,</span> <span class="operator">-</span><span class="number">30.0</span><span class="operator">,</span> <span class="number">25.0</span><span class="operator">,</span> <span class="number">70.0</span>)<span class="operator">,</span> <span class="number">30.0</span><span class="operator">*</span><span class="number">16</span><span class="operator">,</span> <span class="number">120.0</span><span class="operator">*</span><span class="number">16</span>); painter<span class="operator">-</span><span class="operator">></span>drawChord(<span class="type"><a href="../qtcore/qrectf.html">QRectF</a></span>(<span class="number">5.0</span><span class="operator">,</span> <span class="operator">-</span><span class="number">30.0</span><span class="operator">,</span> <span class="number">25.0</span><span class="operator">,</span> <span class="number">70.0</span>)<span class="operator">,</span> <span class="number">30.0</span><span class="operator">*</span><span class="number">16</span><span class="operator">,</span> <span class="number">120.0</span><span class="operator">*</span><span class="number">16</span>); } <span class="comment">// mouth</span> <span class="keyword">if</span> (m_isDead) { painter<span class="operator">-</span><span class="operator">></span>drawLine(<span class="operator">-</span><span class="number">28.0</span><span class="operator">,</span> <span class="number">2.0</span><span class="operator">,</span> <span class="number">29.0</span><span class="operator">,</span> <span class="number">2.0</span>); } <span class="keyword">else</span> { painter<span class="operator">-</span><span class="operator">></span>setBrush(<span class="type"><a href="../qtgui/qcolor.html">QColor</a></span>(<span class="number">128</span><span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="number">64</span> )); painter<span class="operator">-</span><span class="operator">></span>drawChord(<span class="type"><a href="../qtcore/qrectf.html">QRectF</a></span>(<span class="operator">-</span><span class="number">28.0</span><span class="operator">,</span> <span class="number">2.0</span><span class="operator">-</span><span class="number">55.0</span><span class="operator">/</span><span class="number">2.0</span><span class="operator">,</span> <span class="number">57.0</span><span class="operator">,</span> <span class="number">55.0</span>)<span class="operator">,</span> <span class="number">0.0</span><span class="operator">,</span> <span class="operator">-</span><span class="number">180.0</span><span class="operator">*</span><span class="number">16</span>); } <span class="comment">// pupils</span> <span class="keyword">if</span> (<span class="operator">!</span>m_isDead) { painter<span class="operator">-</span><span class="operator">></span>setPen(<span class="type"><a href="../qtgui/qpen.html">QPen</a></span>(m_fillColor<span class="operator">,</span> <span class="number">1.0</span><span class="operator">,</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>SolidLine<span class="operator">,</span> <span class="type"><a href="../qtcore/qt.html">Qt</a></span><span class="operator">::</span>RoundCap)); painter<span class="operator">-</span><span class="operator">></span>setBrush(m_fillColor); painter<span class="operator">-</span><span class="operator">></span>drawEllipse(<span class="type"><a href="../qtcore/qpointf.html">QPointF</a></span>(<span class="operator">-</span><span class="number">12.0</span><span class="operator">,</span> <span class="operator">-</span><span class="number">25.0</span>)<span class="operator">,</span> <span class="number">5.0</span><span class="operator">,</span> <span class="number">5.0</span>); painter<span class="operator">-</span><span class="operator">></span>drawEllipse(<span class="type"><a href="../qtcore/qpointf.html">QPointF</a></span>(<span class="number">22.0</span><span class="operator">,</span> <span class="operator">-</span><span class="number">25.0</span>)<span class="operator">,</span> <span class="number">5.0</span><span class="operator">,</span> <span class="number">5.0</span>); } } } } </pre> </div> <!-- @@@animation/stickman/stickman.cpp --> </div> </div> </div> </div> </div> <div class="footer"> <p> <acronym title="Copyright">©</acronym> 2019 The Qt Company Ltd. Documentation contributions included herein are the copyrights of their respective owners.<br/> 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.<br/> Qt and respective logos are trademarks of The Qt Company Ltd. in Finland and/or other countries worldwide. All other trademarks are property of their respective owners. </p> </div> </body> </html>