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Breadcrumbs go here --> </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"> <h1 class="title">window.cpp Example File</h1> <span class="small-subtitle">animation/easing/window.cpp</span> <!-- $$$animation/easing/window.cpp-description --> <div class="descr"> <a name="details"></a> <pre class="cpp"> <span class="comment">/**************************************************************************** ** ** Copyright (C) 2015 The Qt Company Ltd. ** Contact: http://www.qt.io/licensing/ ** ** This file is part of the QtCore module of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:BSD$ ** 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 "window.h"</span> Window<span class="operator">::</span>Window(<span class="type"><a href="qwidget.html">QWidget</a></span> <span class="operator">*</span>parent) : <span class="type"><a href="qwidget.html">QWidget</a></span>(parent)<span class="operator">,</span> <span class="preprocessor">#if defined(Q_OS_SYMBIAN) || defined(Q_WS_SIMULATOR)</span> m_iconSize(<span class="number">32</span><span class="operator">,</span> <span class="number">32</span>) <span class="preprocessor">#else</span> m_iconSize(<span class="number">64</span><span class="operator">,</span> <span class="number">64</span>) <span class="preprocessor">#endif</span> { m_ui<span class="operator">.</span>setupUi(<span class="keyword">this</span>); <span class="type"><a href="qbuttongroup.html">QButtonGroup</a></span> <span class="operator">*</span>buttonGroup <span class="operator">=</span> findChild<span class="operator"><</span><span class="type"><a href="qbuttongroup.html">QButtonGroup</a></span> <span class="operator">*</span><span class="operator">></span>(); <span class="comment">// ### workaround for uic in 4.4</span> m_ui<span class="operator">.</span>easingCurvePicker<span class="operator">-</span><span class="operator">></span>setIconSize(m_iconSize); m_ui<span class="operator">.</span>easingCurvePicker<span class="operator">-</span><span class="operator">></span>setMinimumHeight(m_iconSize<span class="operator">.</span>height() <span class="operator">+</span> <span class="number">50</span>); buttonGroup<span class="operator">-</span><span class="operator">></span>setId(m_ui<span class="operator">.</span>lineRadio<span class="operator">,</span> <span class="number">0</span>); buttonGroup<span class="operator">-</span><span class="operator">></span>setId(m_ui<span class="operator">.</span>circleRadio<span class="operator">,</span> <span class="number">1</span>); <span class="type"><a href="qeasingcurve.html">QEasingCurve</a></span> dummy; m_ui<span class="operator">.</span>periodSpinBox<span class="operator">-</span><span class="operator">></span>setValue(dummy<span class="operator">.</span>period()); m_ui<span class="operator">.</span>amplitudeSpinBox<span class="operator">-</span><span class="operator">></span>setValue(dummy<span class="operator">.</span>amplitude()); m_ui<span class="operator">.</span>overshootSpinBox<span class="operator">-</span><span class="operator">></span>setValue(dummy<span class="operator">.</span>overshoot()); connect(m_ui<span class="operator">.</span>easingCurvePicker<span class="operator">,</span> SIGNAL(currentRowChanged(<span class="type">int</span>))<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(curveChanged(<span class="type">int</span>))); connect(buttonGroup<span class="operator">,</span> SIGNAL(buttonClicked(<span class="type">int</span>))<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(pathChanged(<span class="type">int</span>))); connect(m_ui<span class="operator">.</span>periodSpinBox<span class="operator">,</span> SIGNAL(valueChanged(<span class="type">double</span>))<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(periodChanged(<span class="type">double</span>))); connect(m_ui<span class="operator">.</span>amplitudeSpinBox<span class="operator">,</span> SIGNAL(valueChanged(<span class="type">double</span>))<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(amplitudeChanged(<span class="type">double</span>))); connect(m_ui<span class="operator">.</span>overshootSpinBox<span class="operator">,</span> SIGNAL(valueChanged(<span class="type">double</span>))<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(overshootChanged(<span class="type">double</span>))); createCurveIcons(); <span class="type"><a href="qpixmap.html">QPixmap</a></span> pix(QLatin1String(<span class="string">":/images/qt-logo.png"</span>)); m_item <span class="operator">=</span> <span class="keyword">new</span> PixmapItem(pix); m_scene<span class="operator">.</span>addItem(m_item); m_ui<span class="operator">.</span>graphicsView<span class="operator">-</span><span class="operator">></span>setScene(<span class="operator">&</span>m_scene); m_anim <span class="operator">=</span> <span class="keyword">new</span> Animation(m_item<span class="operator">,</span> <span class="string">"pos"</span>); m_anim<span class="operator">-</span><span class="operator">></span>setEasingCurve(<span class="type"><a href="qeasingcurve.html">QEasingCurve</a></span><span class="operator">::</span>OutBounce); m_ui<span class="operator">.</span>easingCurvePicker<span class="operator">-</span><span class="operator">></span>setCurrentRow(<span class="type">int</span>(<span class="type"><a href="qeasingcurve.html">QEasingCurve</a></span><span class="operator">::</span>OutBounce)); startAnimation(); } <span class="type">void</span> Window<span class="operator">::</span>createCurveIcons() { <span class="type"><a href="qpixmap.html">QPixmap</a></span> pix(m_iconSize); <span class="type"><a href="qpainter.html">QPainter</a></span> painter(<span class="operator">&</span>pix); <span class="type"><a href="qlineargradient.html">QLinearGradient</a></span> gradient(<span class="number">0</span><span class="operator">,</span><span class="number">0</span><span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> m_iconSize<span class="operator">.</span>height()); gradient<span class="operator">.</span>setColorAt(<span class="number">0.0</span><span class="operator">,</span> <span class="type"><a href="qcolor.html">QColor</a></span>(<span class="number">240</span><span class="operator">,</span> <span class="number">240</span><span class="operator">,</span> <span class="number">240</span>)); gradient<span class="operator">.</span>setColorAt(<span class="number">1.0</span><span class="operator">,</span> <span class="type"><a href="qcolor.html">QColor</a></span>(<span class="number">224</span><span class="operator">,</span> <span class="number">224</span><span class="operator">,</span> <span class="number">224</span>)); <span class="type"><a href="qbrush.html">QBrush</a></span> brush(gradient); <span class="keyword">const</span> <span class="type"><a href="qmetaobject.html">QMetaObject</a></span> <span class="operator">&</span>mo <span class="operator">=</span> <span class="type"><a href="qeasingcurve.html">QEasingCurve</a></span><span class="operator">::</span>staticMetaObject; <span class="type"><a href="qmetaenum.html">QMetaEnum</a></span> metaEnum <span class="operator">=</span> mo<span class="operator">.</span>enumerator(mo<span class="operator">.</span>indexOfEnumerator(<span class="string">"Type"</span>)); <span class="comment">// Skip QEasingCurve::Custom</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> <span class="type"><a href="qeasingcurve.html">QEasingCurve</a></span><span class="operator">::</span>NCurveTypes <span class="operator">-</span> <span class="number">1</span>; <span class="operator">+</span><span class="operator">+</span>i) { painter<span class="operator">.</span>fillRect(<span class="type"><a href="qrect.html">QRect</a></span>(<span class="type"><a href="qpoint.html">QPoint</a></span>(<span class="number">0</span><span class="operator">,</span> <span class="number">0</span>)<span class="operator">,</span> m_iconSize)<span class="operator">,</span> brush); <span class="type"><a href="qeasingcurve.html">QEasingCurve</a></span> curve((<span class="type"><a href="qeasingcurve.html">QEasingCurve</a></span><span class="operator">::</span>Type)i); painter<span class="operator">.</span>setPen(<span class="type"><a href="qcolor.html">QColor</a></span>(<span class="number">0</span><span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="number">255</span><span class="operator">,</span> <span class="number">64</span>)); <span class="type"><a href="qtglobal.html#qreal-typedef">qreal</a></span> xAxis <span class="operator">=</span> m_iconSize<span class="operator">.</span>height()<span class="operator">/</span><span class="number">1.5</span>; <span class="type"><a href="qtglobal.html#qreal-typedef">qreal</a></span> yAxis <span class="operator">=</span> m_iconSize<span class="operator">.</span>width()<span class="operator">/</span><span class="number">3</span>; painter<span class="operator">.</span>drawLine(<span class="number">0</span><span class="operator">,</span> xAxis<span class="operator">,</span> m_iconSize<span class="operator">.</span>width()<span class="operator">,</span> xAxis); painter<span class="operator">.</span>drawLine(yAxis<span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> yAxis<span class="operator">,</span> m_iconSize<span class="operator">.</span>height()); <span class="type"><a href="qtglobal.html#qreal-typedef">qreal</a></span> curveScale <span class="operator">=</span> m_iconSize<span class="operator">.</span>height()<span class="operator">/</span><span class="number">2</span>; painter<span class="operator">.</span>setPen(<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>NoPen); <span class="comment">// start point</span> painter<span class="operator">.</span>setBrush(<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>red); <span class="type"><a href="qpoint.html">QPoint</a></span> start(yAxis<span class="operator">,</span> xAxis <span class="operator">-</span> curveScale <span class="operator">*</span> curve<span class="operator">.</span>valueForProgress(<span class="number">0</span>)); painter<span class="operator">.</span>drawRect(start<span class="operator">.</span>x() <span class="operator">-</span> <span class="number">1</span><span class="operator">,</span> start<span class="operator">.</span>y() <span class="operator">-</span> <span class="number">1</span><span class="operator">,</span> <span class="number">3</span><span class="operator">,</span> <span class="number">3</span>); <span class="comment">// end point</span> painter<span class="operator">.</span>setBrush(<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>blue); <span class="type"><a href="qpoint.html">QPoint</a></span> end(yAxis <span class="operator">+</span> curveScale<span class="operator">,</span> xAxis <span class="operator">-</span> curveScale <span class="operator">*</span> curve<span class="operator">.</span>valueForProgress(<span class="number">1</span>)); painter<span class="operator">.</span>drawRect(end<span class="operator">.</span>x() <span class="operator">-</span> <span class="number">1</span><span class="operator">,</span> end<span class="operator">.</span>y() <span class="operator">-</span> <span class="number">1</span><span class="operator">,</span> <span class="number">3</span><span class="operator">,</span> <span class="number">3</span>); <span class="type"><a href="qpainterpath.html">QPainterPath</a></span> curvePath; curvePath<span class="operator">.</span>moveTo(start); <span class="keyword">for</span> (<span class="type"><a href="qtglobal.html#qreal-typedef">qreal</a></span> t <span class="operator">=</span> <span class="number">0</span>; t <span class="operator"><</span><span class="operator">=</span> <span class="number">1.0</span>; t<span class="operator">+</span><span class="operator">=</span><span class="number">1.0</span><span class="operator">/</span>curveScale) { <span class="type"><a href="qpoint.html">QPoint</a></span> to; to<span class="operator">.</span>setX(yAxis <span class="operator">+</span> curveScale <span class="operator">*</span> t); to<span class="operator">.</span>setY(xAxis <span class="operator">-</span> curveScale <span class="operator">*</span> curve<span class="operator">.</span>valueForProgress(t)); curvePath<span class="operator">.</span>lineTo(to); } painter<span class="operator">.</span>setRenderHint(<span class="type"><a href="qpainter.html">QPainter</a></span><span class="operator">::</span>Antialiasing<span class="operator">,</span> <span class="keyword">true</span>); painter<span class="operator">.</span>strokePath(curvePath<span class="operator">,</span> <span class="type"><a href="qcolor.html">QColor</a></span>(<span class="number">32</span><span class="operator">,</span> <span class="number">32</span><span class="operator">,</span> <span class="number">32</span>)); painter<span class="operator">.</span>setRenderHint(<span class="type"><a href="qpainter.html">QPainter</a></span><span class="operator">::</span>Antialiasing<span class="operator">,</span> <span class="keyword">false</span>); <span class="type"><a href="qlistwidgetitem.html">QListWidgetItem</a></span> <span class="operator">*</span>item <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qlistwidgetitem.html">QListWidgetItem</a></span>; item<span class="operator">-</span><span class="operator">></span>setIcon(<span class="type"><a href="qicon.html">QIcon</a></span>(pix)); item<span class="operator">-</span><span class="operator">></span>setText(metaEnum<span class="operator">.</span>key(i)); m_ui<span class="operator">.</span>easingCurvePicker<span class="operator">-</span><span class="operator">></span>addItem(item); } } <span class="type">void</span> Window<span class="operator">::</span>startAnimation() { m_anim<span class="operator">-</span><span class="operator">></span>setStartValue(<span class="type"><a href="qpointf.html">QPointF</a></span>(<span class="number">0</span><span class="operator">,</span> <span class="number">0</span>)); m_anim<span class="operator">-</span><span class="operator">></span>setEndValue(<span class="type"><a href="qpointf.html">QPointF</a></span>(<span class="number">100</span><span class="operator">,</span> <span class="number">100</span>)); m_anim<span class="operator">-</span><span class="operator">></span>setDuration(<span class="number">2000</span>); m_anim<span class="operator">-</span><span class="operator">></span>setLoopCount(<span class="operator">-</span><span class="number">1</span>); <span class="comment">// forever</span> m_anim<span class="operator">-</span><span class="operator">></span>start(); } <span class="type">void</span> Window<span class="operator">::</span>curveChanged(<span class="type">int</span> row) { <span class="type"><a href="qeasingcurve.html">QEasingCurve</a></span><span class="operator">::</span>Type curveType <span class="operator">=</span> (<span class="type"><a href="qeasingcurve.html">QEasingCurve</a></span><span class="operator">::</span>Type)row; m_anim<span class="operator">-</span><span class="operator">></span>setEasingCurve(curveType); m_anim<span class="operator">-</span><span class="operator">></span>setCurrentTime(<span class="number">0</span>); <span class="type">bool</span> isElastic <span class="operator">=</span> curveType <span class="operator">></span><span class="operator">=</span> <span class="type"><a href="qeasingcurve.html">QEasingCurve</a></span><span class="operator">::</span>InElastic <span class="operator">&</span><span class="operator">&</span> curveType <span class="operator"><</span><span class="operator">=</span> <span class="type"><a href="qeasingcurve.html">QEasingCurve</a></span><span class="operator">::</span>OutInElastic; <span class="type">bool</span> isBounce <span class="operator">=</span> curveType <span class="operator">></span><span class="operator">=</span> <span class="type"><a href="qeasingcurve.html">QEasingCurve</a></span><span class="operator">::</span>InBounce <span class="operator">&</span><span class="operator">&</span> curveType <span class="operator"><</span><span class="operator">=</span> <span class="type"><a href="qeasingcurve.html">QEasingCurve</a></span><span class="operator">::</span>OutInBounce; m_ui<span class="operator">.</span>periodSpinBox<span class="operator">-</span><span class="operator">></span>setEnabled(isElastic); m_ui<span class="operator">.</span>amplitudeSpinBox<span class="operator">-</span><span class="operator">></span>setEnabled(isElastic <span class="operator">|</span><span class="operator">|</span> isBounce); m_ui<span class="operator">.</span>overshootSpinBox<span class="operator">-</span><span class="operator">></span>setEnabled(curveType <span class="operator">></span><span class="operator">=</span> <span class="type"><a href="qeasingcurve.html">QEasingCurve</a></span><span class="operator">::</span>InBack <span class="operator">&</span><span class="operator">&</span> curveType <span class="operator"><</span><span class="operator">=</span> <span class="type"><a href="qeasingcurve.html">QEasingCurve</a></span><span class="operator">::</span>OutInBack); } <span class="type">void</span> Window<span class="operator">::</span>pathChanged(<span class="type">int</span> index) { m_anim<span class="operator">-</span><span class="operator">></span>setPathType((Animation<span class="operator">::</span>PathType)index); } <span class="type">void</span> Window<span class="operator">::</span>periodChanged(<span class="type">double</span> value) { <span class="type"><a href="qeasingcurve.html">QEasingCurve</a></span> curve <span class="operator">=</span> m_anim<span class="operator">-</span><span class="operator">></span>easingCurve(); curve<span class="operator">.</span>setPeriod(value); m_anim<span class="operator">-</span><span class="operator">></span>setEasingCurve(curve); } <span class="type">void</span> Window<span class="operator">::</span>amplitudeChanged(<span class="type">double</span> value) { <span class="type"><a href="qeasingcurve.html">QEasingCurve</a></span> curve <span class="operator">=</span> m_anim<span class="operator">-</span><span class="operator">></span>easingCurve(); curve<span class="operator">.</span>setAmplitude(value); m_anim<span class="operator">-</span><span class="operator">></span>setEasingCurve(curve); } <span class="type">void</span> Window<span class="operator">::</span>overshootChanged(<span class="type">double</span> value) { <span class="type"><a href="qeasingcurve.html">QEasingCurve</a></span> curve <span class="operator">=</span> m_anim<span class="operator">-</span><span class="operator">></span>easingCurve(); curve<span class="operator">.</span>setOvershoot(value); m_anim<span class="operator">-</span><span class="operator">></span>setEasingCurve(curve); }</pre> </div> <!-- @@@animation/easing/window.cpp --> </div> </div> </div> <div class="ft"> <span></span> </div> </div> <div class="footer"> <p> <acronym title="Copyright">©</acronym> 2015 The Qt Company Ltd. 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> 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. <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>