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<h1 class="title">window.cpp Example File</h1>
<span class="small-subtitle">painting/painterpaths/window.cpp</span>
<!-- $$$painting/painterpaths/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 examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** You may use this file under the terms of the BSD license as follows:
**
** &quot;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
** &quot;AS IS&quot; 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.&quot;
**
** $QT_END_LICENSE$
**
****************************************************************************/</span>
<span class="preprocessor">#include &lt;QtGui&gt;</span>
<span class="preprocessor">#include &lt;math.h&gt;</span>
<span class="preprocessor">#include &quot;renderarea.h&quot;</span>
<span class="preprocessor">#include &quot;window.h&quot;</span>
<span class="keyword">const</span> <span class="type">float</span> Pi <span class="operator">=</span> <span class="number">3.14159f</span>;
Window<span class="operator">::</span>Window()
{
<span class="type"><a href="qpainterpath.html">QPainterPath</a></span> rectPath;
rectPath<span class="operator">.</span>moveTo(<span class="number">20.0</span><span class="operator">,</span> <span class="number">30.0</span>);
rectPath<span class="operator">.</span>lineTo(<span class="number">80.0</span><span class="operator">,</span> <span class="number">30.0</span>);
rectPath<span class="operator">.</span>lineTo(<span class="number">80.0</span><span class="operator">,</span> <span class="number">70.0</span>);
rectPath<span class="operator">.</span>lineTo(<span class="number">20.0</span><span class="operator">,</span> <span class="number">70.0</span>);
rectPath<span class="operator">.</span>closeSubpath();
<span class="type"><a href="qpainterpath.html">QPainterPath</a></span> roundRectPath;
roundRectPath<span class="operator">.</span>moveTo(<span class="number">80.0</span><span class="operator">,</span> <span class="number">35.0</span>);
roundRectPath<span class="operator">.</span>arcTo(<span class="number">70.0</span><span class="operator">,</span> <span class="number">30.0</span><span class="operator">,</span> <span class="number">10.0</span><span class="operator">,</span> <span class="number">10.0</span><span class="operator">,</span> <span class="number">0.0</span><span class="operator">,</span> <span class="number">90.0</span>);
roundRectPath<span class="operator">.</span>lineTo(<span class="number">25.0</span><span class="operator">,</span> <span class="number">30.0</span>);
roundRectPath<span class="operator">.</span>arcTo(<span class="number">20.0</span><span class="operator">,</span> <span class="number">30.0</span><span class="operator">,</span> <span class="number">10.0</span><span class="operator">,</span> <span class="number">10.0</span><span class="operator">,</span> <span class="number">90.0</span><span class="operator">,</span> <span class="number">90.0</span>);
roundRectPath<span class="operator">.</span>lineTo(<span class="number">20.0</span><span class="operator">,</span> <span class="number">65.0</span>);
roundRectPath<span class="operator">.</span>arcTo(<span class="number">20.0</span><span class="operator">,</span> <span class="number">60.0</span><span class="operator">,</span> <span class="number">10.0</span><span class="operator">,</span> <span class="number">10.0</span><span class="operator">,</span> <span class="number">180.0</span><span class="operator">,</span> <span class="number">90.0</span>);
roundRectPath<span class="operator">.</span>lineTo(<span class="number">75.0</span><span class="operator">,</span> <span class="number">70.0</span>);
roundRectPath<span class="operator">.</span>arcTo(<span class="number">70.0</span><span class="operator">,</span> <span class="number">60.0</span><span class="operator">,</span> <span class="number">10.0</span><span class="operator">,</span> <span class="number">10.0</span><span class="operator">,</span> <span class="number">270.0</span><span class="operator">,</span> <span class="number">90.0</span>);
roundRectPath<span class="operator">.</span>closeSubpath();
<span class="type"><a href="qpainterpath.html">QPainterPath</a></span> ellipsePath;
ellipsePath<span class="operator">.</span>moveTo(<span class="number">80.0</span><span class="operator">,</span> <span class="number">50.0</span>);
ellipsePath<span class="operator">.</span>arcTo(<span class="number">20.0</span><span class="operator">,</span> <span class="number">30.0</span><span class="operator">,</span> <span class="number">60.0</span><span class="operator">,</span> <span class="number">40.0</span><span class="operator">,</span> <span class="number">0.0</span><span class="operator">,</span> <span class="number">360.0</span>);
<span class="type"><a href="qpainterpath.html">QPainterPath</a></span> piePath;
piePath<span class="operator">.</span>moveTo(<span class="number">50.0</span><span class="operator">,</span> <span class="number">50.0</span>);
piePath<span class="operator">.</span>arcTo(<span class="number">20.0</span><span class="operator">,</span> <span class="number">30.0</span><span class="operator">,</span> <span class="number">60.0</span><span class="operator">,</span> <span class="number">40.0</span><span class="operator">,</span> <span class="number">60.0</span><span class="operator">,</span> <span class="number">240.0</span>);
piePath<span class="operator">.</span>closeSubpath();
<span class="type"><a href="qpainterpath.html">QPainterPath</a></span> polygonPath;
polygonPath<span class="operator">.</span>moveTo(<span class="number">10.0</span><span class="operator">,</span> <span class="number">80.0</span>);
polygonPath<span class="operator">.</span>lineTo(<span class="number">20.0</span><span class="operator">,</span> <span class="number">10.0</span>);
polygonPath<span class="operator">.</span>lineTo(<span class="number">80.0</span><span class="operator">,</span> <span class="number">30.0</span>);
polygonPath<span class="operator">.</span>lineTo(<span class="number">90.0</span><span class="operator">,</span> <span class="number">70.0</span>);
polygonPath<span class="operator">.</span>closeSubpath();
<span class="type"><a href="qpainterpath.html">QPainterPath</a></span> groupPath;
groupPath<span class="operator">.</span>moveTo(<span class="number">60.0</span><span class="operator">,</span> <span class="number">40.0</span>);
groupPath<span class="operator">.</span>arcTo(<span class="number">20.0</span><span class="operator">,</span> <span class="number">20.0</span><span class="operator">,</span> <span class="number">40.0</span><span class="operator">,</span> <span class="number">40.0</span><span class="operator">,</span> <span class="number">0.0</span><span class="operator">,</span> <span class="number">360.0</span>);
groupPath<span class="operator">.</span>moveTo(<span class="number">40.0</span><span class="operator">,</span> <span class="number">40.0</span>);
groupPath<span class="operator">.</span>lineTo(<span class="number">40.0</span><span class="operator">,</span> <span class="number">80.0</span>);
groupPath<span class="operator">.</span>lineTo(<span class="number">80.0</span><span class="operator">,</span> <span class="number">80.0</span>);
groupPath<span class="operator">.</span>lineTo(<span class="number">80.0</span><span class="operator">,</span> <span class="number">40.0</span>);
groupPath<span class="operator">.</span>closeSubpath();
<span class="type"><a href="qpainterpath.html">QPainterPath</a></span> textPath;
<span class="type"><a href="qfont.html">QFont</a></span> timesFont(<span class="string">&quot;Times&quot;</span><span class="operator">,</span> <span class="number">50</span>);
timesFont<span class="operator">.</span>setStyleStrategy(<span class="type"><a href="qfont.html">QFont</a></span><span class="operator">::</span>ForceOutline);
textPath<span class="operator">.</span>addText(<span class="number">10</span><span class="operator">,</span> <span class="number">70</span><span class="operator">,</span> timesFont<span class="operator">,</span> tr(<span class="string">&quot;Qt&quot;</span>));
<span class="type"><a href="qpainterpath.html">QPainterPath</a></span> bezierPath;
bezierPath<span class="operator">.</span>moveTo(<span class="number">20</span><span class="operator">,</span> <span class="number">30</span>);
bezierPath<span class="operator">.</span>cubicTo(<span class="number">80</span><span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="number">50</span><span class="operator">,</span> <span class="number">50</span><span class="operator">,</span> <span class="number">80</span><span class="operator">,</span> <span class="number">80</span>);
<span class="type"><a href="qpainterpath.html">QPainterPath</a></span> starPath;
starPath<span class="operator">.</span>moveTo(<span class="number">90</span><span class="operator">,</span> <span class="number">50</span>);
<span class="keyword">for</span> (<span class="type">int</span> i <span class="operator">=</span> <span class="number">1</span>; i <span class="operator">&lt;</span> <span class="number">5</span>; <span class="operator">+</span><span class="operator">+</span>i) {
starPath<span class="operator">.</span>lineTo(<span class="number">50</span> <span class="operator">+</span> <span class="number">40</span> <span class="operator">*</span> cos(<span class="number">0.8</span> <span class="operator">*</span> i <span class="operator">*</span> Pi)<span class="operator">,</span>
<span class="number">50</span> <span class="operator">+</span> <span class="number">40</span> <span class="operator">*</span> sin(<span class="number">0.8</span> <span class="operator">*</span> i <span class="operator">*</span> Pi));
}
starPath<span class="operator">.</span>closeSubpath();
<span class="preprocessor">#if !defined(Q_OS_SYMBIAN) &amp;&amp; !defined(Q_WS_MAEMO_5) &amp;&amp; !defined(Q_WS_SIMULATOR)</span>
renderAreas<span class="operator">.</span>push_back(<span class="keyword">new</span> RenderArea(rectPath));
renderAreas<span class="operator">.</span>push_back(<span class="keyword">new</span> RenderArea(roundRectPath));
renderAreas<span class="operator">.</span>push_back(<span class="keyword">new</span> RenderArea(ellipsePath));
renderAreas<span class="operator">.</span>push_back(<span class="keyword">new</span> RenderArea(piePath));
renderAreas<span class="operator">.</span>push_back(<span class="keyword">new</span> RenderArea(polygonPath));
renderAreas<span class="operator">.</span>push_back(<span class="keyword">new</span> RenderArea(groupPath));
<span class="preprocessor">#endif</span>
renderAreas<span class="operator">.</span>push_back(<span class="keyword">new</span> RenderArea(textPath));
renderAreas<span class="operator">.</span>push_back(<span class="keyword">new</span> RenderArea(bezierPath));
renderAreas<span class="operator">.</span>push_back(<span class="keyword">new</span> RenderArea(starPath));
fillRuleComboBox <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qcombobox.html">QComboBox</a></span>;
fillRuleComboBox<span class="operator">-</span><span class="operator">&gt;</span>addItem(tr(<span class="string">&quot;Odd Even&quot;</span>)<span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>OddEvenFill);
fillRuleComboBox<span class="operator">-</span><span class="operator">&gt;</span>addItem(tr(<span class="string">&quot;Winding&quot;</span>)<span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>WindingFill);
fillRuleLabel <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qlabel.html">QLabel</a></span>(tr(<span class="string">&quot;Fill &amp;Rule:&quot;</span>));
fillRuleLabel<span class="operator">-</span><span class="operator">&gt;</span>setBuddy(fillRuleComboBox);
fillColor1ComboBox <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qcombobox.html">QComboBox</a></span>;
populateWithColors(fillColor1ComboBox);
fillColor1ComboBox<span class="operator">-</span><span class="operator">&gt;</span>setCurrentIndex(
fillColor1ComboBox<span class="operator">-</span><span class="operator">&gt;</span>findText(<span class="string">&quot;mediumslateblue&quot;</span>));
fillColor2ComboBox <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qcombobox.html">QComboBox</a></span>;
populateWithColors(fillColor2ComboBox);
fillColor2ComboBox<span class="operator">-</span><span class="operator">&gt;</span>setCurrentIndex(
fillColor2ComboBox<span class="operator">-</span><span class="operator">&gt;</span>findText(<span class="string">&quot;cornsilk&quot;</span>));
fillGradientLabel <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qlabel.html">QLabel</a></span>(tr(<span class="string">&quot;&amp;Fill Gradient:&quot;</span>));
fillGradientLabel<span class="operator">-</span><span class="operator">&gt;</span>setBuddy(fillColor1ComboBox);
fillToLabel <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qlabel.html">QLabel</a></span>(tr(<span class="string">&quot;to&quot;</span>));
fillToLabel<span class="operator">-</span><span class="operator">&gt;</span>setSizePolicy(<span class="type"><a href="qsizepolicy.html">QSizePolicy</a></span><span class="operator">::</span>Fixed<span class="operator">,</span> <span class="type"><a href="qsizepolicy.html">QSizePolicy</a></span><span class="operator">::</span>Fixed);
penWidthSpinBox <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qspinbox.html">QSpinBox</a></span>;
penWidthSpinBox<span class="operator">-</span><span class="operator">&gt;</span>setRange(<span class="number">0</span><span class="operator">,</span> <span class="number">20</span>);
penWidthLabel <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qlabel.html">QLabel</a></span>(tr(<span class="string">&quot;&amp;Pen Width:&quot;</span>));
penWidthLabel<span class="operator">-</span><span class="operator">&gt;</span>setBuddy(penWidthSpinBox);
penColorComboBox <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qcombobox.html">QComboBox</a></span>;
populateWithColors(penColorComboBox);
penColorComboBox<span class="operator">-</span><span class="operator">&gt;</span>setCurrentIndex(
penColorComboBox<span class="operator">-</span><span class="operator">&gt;</span>findText(<span class="string">&quot;darkslateblue&quot;</span>));
penColorLabel <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qlabel.html">QLabel</a></span>(tr(<span class="string">&quot;Pen &amp;Color:&quot;</span>));
penColorLabel<span class="operator">-</span><span class="operator">&gt;</span>setBuddy(penColorComboBox);
rotationAngleSpinBox <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qspinbox.html">QSpinBox</a></span>;
rotationAngleSpinBox<span class="operator">-</span><span class="operator">&gt;</span>setRange(<span class="number">0</span><span class="operator">,</span> <span class="number">359</span>);
rotationAngleSpinBox<span class="operator">-</span><span class="operator">&gt;</span>setWrapping(<span class="keyword">true</span>);
rotationAngleSpinBox<span class="operator">-</span><span class="operator">&gt;</span>setSuffix(<span class="string">&quot;\xB0&quot;</span>);
rotationAngleLabel <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qlabel.html">QLabel</a></span>(tr(<span class="string">&quot;&amp;Rotation Angle:&quot;</span>));
rotationAngleLabel<span class="operator">-</span><span class="operator">&gt;</span>setBuddy(rotationAngleSpinBox);
connect(fillRuleComboBox<span class="operator">,</span> SIGNAL(activated(<span class="type">int</span>))<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(fillRuleChanged()));
connect(fillColor1ComboBox<span class="operator">,</span> SIGNAL(activated(<span class="type">int</span>))<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(fillGradientChanged()));
connect(fillColor2ComboBox<span class="operator">,</span> SIGNAL(activated(<span class="type">int</span>))<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(fillGradientChanged()));
connect(penColorComboBox<span class="operator">,</span> SIGNAL(activated(<span class="type">int</span>))<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(penColorChanged()));
<span class="keyword">for</span>(<span class="type"><a href="qlist.html">QList</a></span><span class="operator">&lt;</span>RenderArea<span class="operator">*</span><span class="operator">&gt;</span><span class="operator">::</span>iterator it <span class="operator">=</span> renderAreas<span class="operator">.</span>begin(); it <span class="operator">!</span><span class="operator">=</span> renderAreas<span class="operator">.</span>end(); it<span class="operator">+</span><span class="operator">+</span>) {
connect(penWidthSpinBox<span class="operator">,</span> SIGNAL(valueChanged(<span class="type">int</span>))<span class="operator">,</span>
<span class="operator">*</span>it<span class="operator">,</span> SLOT(setPenWidth(<span class="type">int</span>)));
connect(rotationAngleSpinBox<span class="operator">,</span> SIGNAL(valueChanged(<span class="type">int</span>))<span class="operator">,</span>
<span class="operator">*</span>it<span class="operator">,</span> SLOT(setRotationAngle(<span class="type">int</span>)));
}
<span class="type"><a href="qgridlayout.html">QGridLayout</a></span> <span class="operator">*</span>topLayout <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qgridlayout.html">QGridLayout</a></span>;
<span class="preprocessor">#if defined(Q_OS_SYMBIAN) || defined(Q_WS_MAEMO_5) || defined(Q_WS_SIMULATOR)</span>
topLayout<span class="operator">-</span><span class="operator">&gt;</span>setSizeConstraint(<span class="type"><a href="qlayout.html">QLayout</a></span><span class="operator">::</span>SetNoConstraint);
<span class="preprocessor">#endif</span>
<span class="type">int</span> i<span class="operator">=</span><span class="number">0</span>;
<span class="keyword">for</span>(<span class="type"><a href="qlist.html">QList</a></span><span class="operator">&lt;</span>RenderArea<span class="operator">*</span><span class="operator">&gt;</span><span class="operator">::</span>iterator it <span class="operator">=</span> renderAreas<span class="operator">.</span>begin(); it <span class="operator">!</span><span class="operator">=</span> renderAreas<span class="operator">.</span>end(); it<span class="operator">+</span><span class="operator">+</span><span class="operator">,</span> i<span class="operator">+</span><span class="operator">+</span>)
topLayout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(<span class="operator">*</span>it<span class="operator">,</span> i <span class="operator">/</span> <span class="number">3</span><span class="operator">,</span> i <span class="operator">%</span> <span class="number">3</span>);
<span class="type"><a href="qgridlayout.html">QGridLayout</a></span> <span class="operator">*</span>mainLayout <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qgridlayout.html">QGridLayout</a></span>;
<span class="preprocessor">#if defined(Q_OS_SYMBIAN) || defined(Q_WS_MAEMO_5) || defined(Q_WS_SIMULATOR)</span>
mainLayout<span class="operator">-</span><span class="operator">&gt;</span>setSizeConstraint(<span class="type"><a href="qlayout.html">QLayout</a></span><span class="operator">::</span>SetNoConstraint);
<span class="preprocessor">#endif</span>
mainLayout<span class="operator">-</span><span class="operator">&gt;</span>addLayout(topLayout<span class="operator">,</span> <span class="number">0</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="number">4</span>);
mainLayout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(fillRuleLabel<span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">0</span>);
mainLayout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(fillRuleComboBox<span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">3</span>);
mainLayout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(fillGradientLabel<span class="operator">,</span> <span class="number">2</span><span class="operator">,</span> <span class="number">0</span>);
mainLayout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(fillColor1ComboBox<span class="operator">,</span> <span class="number">2</span><span class="operator">,</span> <span class="number">1</span>);
mainLayout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(fillToLabel<span class="operator">,</span> <span class="number">2</span><span class="operator">,</span> <span class="number">2</span>);
mainLayout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(fillColor2ComboBox<span class="operator">,</span> <span class="number">2</span><span class="operator">,</span> <span class="number">3</span>);
mainLayout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(penWidthLabel<span class="operator">,</span> <span class="number">3</span><span class="operator">,</span> <span class="number">0</span>);
mainLayout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(penWidthSpinBox<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">1</span><span class="operator">,</span> <span class="number">3</span>);
mainLayout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(penColorLabel<span class="operator">,</span> <span class="number">4</span><span class="operator">,</span> <span class="number">0</span>);
mainLayout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(penColorComboBox<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">1</span><span class="operator">,</span> <span class="number">3</span>);
<span class="preprocessor">#if !defined(Q_OS_SYMBIAN) &amp;&amp; !defined(Q_WS_MAEMO_5) &amp;&amp; !defined(Q_WS_SIMULATOR)</span>
mainLayout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(rotationAngleLabel<span class="operator">,</span> <span class="number">5</span><span class="operator">,</span> <span class="number">0</span>);
mainLayout<span class="operator">-</span><span class="operator">&gt;</span>addWidget(rotationAngleSpinBox<span class="operator">,</span> <span class="number">5</span><span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">3</span>);
<span class="preprocessor">#endif</span>
setLayout(mainLayout);
fillRuleChanged();
fillGradientChanged();
penColorChanged();
penWidthSpinBox<span class="operator">-</span><span class="operator">&gt;</span>setValue(<span class="number">2</span>);
setWindowTitle(tr(<span class="string">&quot;Painter Paths&quot;</span>));
}
<span class="type">void</span> Window<span class="operator">::</span>fillRuleChanged()
{
<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>FillRule rule <span class="operator">=</span> (<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>FillRule)currentItemData(fillRuleComboBox)<span class="operator">.</span>toInt();
<span class="keyword">for</span>(<span class="type"><a href="qlist.html">QList</a></span><span class="operator">&lt;</span>RenderArea<span class="operator">*</span><span class="operator">&gt;</span><span class="operator">::</span>iterator it <span class="operator">=</span> renderAreas<span class="operator">.</span>begin(); it <span class="operator">!</span><span class="operator">=</span> renderAreas<span class="operator">.</span>end(); it<span class="operator">+</span><span class="operator">+</span>)
(<span class="operator">*</span>it)<span class="operator">-</span><span class="operator">&gt;</span>setFillRule(rule);
}
<span class="type">void</span> Window<span class="operator">::</span>fillGradientChanged()
{
<span class="type"><a href="qcolor.html">QColor</a></span> color1 <span class="operator">=</span> qvariant_cast<span class="operator">&lt;</span><span class="type"><a href="qcolor.html">QColor</a></span><span class="operator">&gt;</span>(currentItemData(fillColor1ComboBox));
<span class="type"><a href="qcolor.html">QColor</a></span> color2 <span class="operator">=</span> qvariant_cast<span class="operator">&lt;</span><span class="type"><a href="qcolor.html">QColor</a></span><span class="operator">&gt;</span>(currentItemData(fillColor2ComboBox));
<span class="keyword">for</span>(<span class="type"><a href="qlist.html">QList</a></span><span class="operator">&lt;</span>RenderArea<span class="operator">*</span><span class="operator">&gt;</span><span class="operator">::</span>iterator it <span class="operator">=</span> renderAreas<span class="operator">.</span>begin(); it <span class="operator">!</span><span class="operator">=</span> renderAreas<span class="operator">.</span>end(); it<span class="operator">+</span><span class="operator">+</span>)
(<span class="operator">*</span>it)<span class="operator">-</span><span class="operator">&gt;</span>setFillGradient(color1<span class="operator">,</span> color2);
}
<span class="type">void</span> Window<span class="operator">::</span>penColorChanged()
{
<span class="type"><a href="qcolor.html">QColor</a></span> color <span class="operator">=</span> qvariant_cast<span class="operator">&lt;</span><span class="type"><a href="qcolor.html">QColor</a></span><span class="operator">&gt;</span>(currentItemData(penColorComboBox));
<span class="keyword">for</span>(<span class="type"><a href="qlist.html">QList</a></span><span class="operator">&lt;</span>RenderArea<span class="operator">*</span><span class="operator">&gt;</span><span class="operator">::</span>iterator it <span class="operator">=</span> renderAreas<span class="operator">.</span>begin(); it <span class="operator">!</span><span class="operator">=</span> renderAreas<span class="operator">.</span>end(); it<span class="operator">+</span><span class="operator">+</span>)
(<span class="operator">*</span>it)<span class="operator">-</span><span class="operator">&gt;</span>setPenColor(color);
}
<span class="type">void</span> Window<span class="operator">::</span>populateWithColors(<span class="type"><a href="qcombobox.html">QComboBox</a></span> <span class="operator">*</span>comboBox)
{
<span class="type"><a href="qstringlist.html">QStringList</a></span> colorNames <span class="operator">=</span> <span class="type"><a href="qcolor.html">QColor</a></span><span class="operator">::</span>colorNames();
foreach (<span class="type"><a href="qstring.html">QString</a></span> name<span class="operator">,</span> colorNames)
comboBox<span class="operator">-</span><span class="operator">&gt;</span>addItem(name<span class="operator">,</span> <span class="type"><a href="qcolor.html">QColor</a></span>(name));
}
<span class="type"><a href="qvariant.html">QVariant</a></span> Window<span class="operator">::</span>currentItemData(<span class="type"><a href="qcombobox.html">QComboBox</a></span> <span class="operator">*</span>comboBox)
{
<span class="keyword">return</span> comboBox<span class="operator">-</span><span class="operator">&gt;</span>itemData(comboBox<span class="operator">-</span><span class="operator">&gt;</span>currentIndex());
}</pre>
</div>
<!-- @@@painting/painterpaths/window.cpp -->
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