439 lines
43 KiB
HTML
439 lines
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HTML
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<h1 class="title">window.cpp Example File</h1>
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<span class="small-subtitle">painting/basicdrawing/window.cpp</span>
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<!-- $$$painting/basicdrawing/window.cpp-description -->
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<div class="descr"> <a name="details"></a>
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<pre class="cpp"> <span class="comment">/****************************************************************************
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**
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** Copyright (C) 2015 The Qt Company Ltd.
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** Contact: http://www.qt.io/licensing/
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**
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** This file is part of the examples of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:BSD$
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** You may use this file under the terms of the BSD license as follows:
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**
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** "Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions are
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** met:
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** * Redistributions of source code must retain the above copyright
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** notice, this list of conditions and the following disclaimer.
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** * Redistributions in binary form must reproduce the above copyright
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** notice, this list of conditions and the following disclaimer in
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** the documentation and/or other materials provided with the
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** distribution.
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** * Neither the name of The Qt Company Ltd nor the names of its
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** contributors may be used to endorse or promote products derived
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** from this software without specific prior written permission.
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**
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**
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** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/</span>
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<span class="preprocessor">#include <QtGui></span>
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<span class="preprocessor">#include "renderarea.h"</span>
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<span class="preprocessor">#include "window.h"</span>
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<span class="keyword">const</span> <span class="type">int</span> IdRole <span class="operator">=</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>UserRole;
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Window<span class="operator">::</span>Window()
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{
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renderArea <span class="operator">=</span> <span class="keyword">new</span> RenderArea;
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shapeComboBox <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qcombobox.html">QComboBox</a></span>;
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shapeComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"Polygon"</span>)<span class="operator">,</span> RenderArea<span class="operator">::</span>Polygon);
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shapeComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"Rectangle"</span>)<span class="operator">,</span> RenderArea<span class="operator">::</span>Rect);
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shapeComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"Rounded Rectangle"</span>)<span class="operator">,</span> RenderArea<span class="operator">::</span>RoundedRect);
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shapeComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"Ellipse"</span>)<span class="operator">,</span> RenderArea<span class="operator">::</span>Ellipse);
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shapeComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"Pie"</span>)<span class="operator">,</span> RenderArea<span class="operator">::</span>Pie);
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shapeComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"Chord"</span>)<span class="operator">,</span> RenderArea<span class="operator">::</span>Chord);
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shapeComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"Path"</span>)<span class="operator">,</span> RenderArea<span class="operator">::</span>Path);
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shapeComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"Line"</span>)<span class="operator">,</span> RenderArea<span class="operator">::</span>Line);
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shapeComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"Polyline"</span>)<span class="operator">,</span> RenderArea<span class="operator">::</span>Polyline);
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shapeComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"Arc"</span>)<span class="operator">,</span> RenderArea<span class="operator">::</span>Arc);
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shapeComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"Points"</span>)<span class="operator">,</span> RenderArea<span class="operator">::</span>Points);
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shapeComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"Text"</span>)<span class="operator">,</span> RenderArea<span class="operator">::</span>Text);
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shapeComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"Pixmap"</span>)<span class="operator">,</span> RenderArea<span class="operator">::</span>Pixmap);
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shapeLabel <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qlabel.html">QLabel</a></span>(tr(<span class="string">"&Shape:"</span>));
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shapeLabel<span class="operator">-</span><span class="operator">></span>setBuddy(shapeComboBox);
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|
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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">></span>setRange(<span class="number">0</span><span class="operator">,</span> <span class="number">20</span>);
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<span class="preprocessor">#if defined(Q_OS_SYMBIAN) || defined(Q_WS_MAEMO_5) || defined(Q_WS_SIMULATOR)</span>
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penWidthSpinBox<span class="operator">-</span><span class="operator">></span>setSpecialValueText(tr(<span class="string">"0"</span>));
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<span class="preprocessor">#else</span>
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penWidthSpinBox<span class="operator">-</span><span class="operator">></span>setSpecialValueText(tr(<span class="string">"0 (cosmetic pen)"</span>));
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<span class="preprocessor">#endif</span>
|
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|
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penWidthLabel <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qlabel.html">QLabel</a></span>(tr(<span class="string">"Pen &Width:"</span>));
|
|
penWidthLabel<span class="operator">-</span><span class="operator">></span>setBuddy(penWidthSpinBox);
|
|
|
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penStyleComboBox <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qcombobox.html">QComboBox</a></span>;
|
|
penStyleComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"Solid"</span>)<span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>SolidLine);
|
|
penStyleComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"Dash"</span>)<span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>DashLine);
|
|
penStyleComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"Dot"</span>)<span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>DotLine);
|
|
penStyleComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"Dash Dot"</span>)<span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>DashDotLine);
|
|
penStyleComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"Dash Dot Dot"</span>)<span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>DashDotDotLine);
|
|
penStyleComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"None"</span>)<span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>NoPen);
|
|
|
|
penStyleLabel <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qlabel.html">QLabel</a></span>(tr(<span class="string">"&Pen Style:"</span>));
|
|
penStyleLabel<span class="operator">-</span><span class="operator">></span>setBuddy(penStyleComboBox);
|
|
|
|
penCapComboBox <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qcombobox.html">QComboBox</a></span>;
|
|
penCapComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"Flat"</span>)<span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>FlatCap);
|
|
penCapComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"Square"</span>)<span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>SquareCap);
|
|
penCapComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"Round"</span>)<span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>RoundCap);
|
|
|
|
penCapLabel <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qlabel.html">QLabel</a></span>(tr(<span class="string">"Pen &Cap:"</span>));
|
|
penCapLabel<span class="operator">-</span><span class="operator">></span>setBuddy(penCapComboBox);
|
|
|
|
penJoinComboBox <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qcombobox.html">QComboBox</a></span>;
|
|
penJoinComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"Miter"</span>)<span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>MiterJoin);
|
|
penJoinComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"Bevel"</span>)<span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>BevelJoin);
|
|
penJoinComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"Round"</span>)<span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>RoundJoin);
|
|
|
|
penJoinLabel <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qlabel.html">QLabel</a></span>(tr(<span class="string">"Pen &Join:"</span>));
|
|
penJoinLabel<span class="operator">-</span><span class="operator">></span>setBuddy(penJoinComboBox);
|
|
|
|
brushStyleComboBox <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qcombobox.html">QComboBox</a></span>;
|
|
brushStyleComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"Linear Gradient"</span>)<span class="operator">,</span>
|
|
<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>LinearGradientPattern);
|
|
brushStyleComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"Radial Gradient"</span>)<span class="operator">,</span>
|
|
<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>RadialGradientPattern);
|
|
brushStyleComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"Conical Gradient"</span>)<span class="operator">,</span>
|
|
<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>ConicalGradientPattern);
|
|
brushStyleComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"Texture"</span>)<span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>TexturePattern);
|
|
brushStyleComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"Solid"</span>)<span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>SolidPattern);
|
|
brushStyleComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"Horizontal"</span>)<span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>HorPattern);
|
|
brushStyleComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"Vertical"</span>)<span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>VerPattern);
|
|
brushStyleComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"Cross"</span>)<span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>CrossPattern);
|
|
brushStyleComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"Backward Diagonal"</span>)<span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>BDiagPattern);
|
|
brushStyleComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"Forward Diagonal"</span>)<span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>FDiagPattern);
|
|
brushStyleComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"Diagonal Cross"</span>)<span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>DiagCrossPattern);
|
|
brushStyleComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"Dense 1"</span>)<span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>Dense1Pattern);
|
|
brushStyleComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"Dense 2"</span>)<span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>Dense2Pattern);
|
|
brushStyleComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"Dense 3"</span>)<span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>Dense3Pattern);
|
|
brushStyleComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"Dense 4"</span>)<span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>Dense4Pattern);
|
|
brushStyleComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"Dense 5"</span>)<span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>Dense5Pattern);
|
|
brushStyleComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"Dense 6"</span>)<span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>Dense6Pattern);
|
|
brushStyleComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"Dense 7"</span>)<span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>Dense7Pattern);
|
|
brushStyleComboBox<span class="operator">-</span><span class="operator">></span>addItem(tr(<span class="string">"None"</span>)<span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>NoBrush);
|
|
|
|
brushStyleLabel <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qlabel.html">QLabel</a></span>(tr(<span class="string">"&Brush:"</span>));
|
|
brushStyleLabel<span class="operator">-</span><span class="operator">></span>setBuddy(brushStyleComboBox);
|
|
|
|
otherOptionsLabel <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qlabel.html">QLabel</a></span>(tr(<span class="string">"Options:"</span>));
|
|
antialiasingCheckBox <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qcheckbox.html">QCheckBox</a></span>(tr(<span class="string">"&Antialiasing"</span>));
|
|
transformationsCheckBox <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qcheckbox.html">QCheckBox</a></span>(tr(<span class="string">"&Transformations"</span>));
|
|
|
|
connect(shapeComboBox<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(shapeChanged()));
|
|
connect(penWidthSpinBox<span class="operator">,</span> SIGNAL(valueChanged(<span class="type">int</span>))<span class="operator">,</span>
|
|
<span class="keyword">this</span><span class="operator">,</span> SLOT(penChanged()));
|
|
connect(penStyleComboBox<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(penChanged()));
|
|
connect(penCapComboBox<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(penChanged()));
|
|
connect(penJoinComboBox<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(penChanged()));
|
|
connect(brushStyleComboBox<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(brushChanged()));
|
|
connect(antialiasingCheckBox<span class="operator">,</span> SIGNAL(toggled(<span class="type">bool</span>))<span class="operator">,</span>
|
|
renderArea<span class="operator">,</span> SLOT(setAntialiased(<span class="type">bool</span>)));
|
|
connect(transformationsCheckBox<span class="operator">,</span> SIGNAL(toggled(<span class="type">bool</span>))<span class="operator">,</span>
|
|
renderArea<span class="operator">,</span> SLOT(setTransformed(<span class="type">bool</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">></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">></span>setColumnStretch(<span class="number">0</span><span class="operator">,</span> <span class="number">1</span>);
|
|
mainLayout<span class="operator">-</span><span class="operator">></span>setColumnStretch(<span class="number">3</span><span class="operator">,</span> <span class="number">1</span>);
|
|
mainLayout<span class="operator">-</span><span class="operator">></span>addWidget(renderArea<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">></span>addWidget(shapeLabel<span class="operator">,</span> <span class="number">2</span><span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>AlignRight);
|
|
mainLayout<span class="operator">-</span><span class="operator">></span>addWidget(shapeComboBox<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">></span>addWidget(penWidthLabel<span class="operator">,</span> <span class="number">3</span><span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>AlignRight);
|
|
mainLayout<span class="operator">-</span><span class="operator">></span>addWidget(penWidthSpinBox<span class="operator">,</span> <span class="number">3</span><span class="operator">,</span> <span class="number">1</span>);
|
|
mainLayout<span class="operator">-</span><span class="operator">></span>addWidget(penStyleLabel<span class="operator">,</span> <span class="number">4</span><span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>AlignRight);
|
|
mainLayout<span class="operator">-</span><span class="operator">></span>addWidget(penStyleComboBox<span class="operator">,</span> <span class="number">4</span><span class="operator">,</span> <span class="number">1</span>);
|
|
mainLayout<span class="operator">-</span><span class="operator">></span>addWidget(penCapLabel<span class="operator">,</span> <span class="number">3</span><span class="operator">,</span> <span class="number">2</span><span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>AlignRight);
|
|
mainLayout<span class="operator">-</span><span class="operator">></span>addWidget(penCapComboBox<span class="operator">,</span> <span class="number">3</span><span class="operator">,</span> <span class="number">3</span>);
|
|
mainLayout<span class="operator">-</span><span class="operator">></span>addWidget(penJoinLabel<span class="operator">,</span> <span class="number">2</span><span class="operator">,</span> <span class="number">2</span><span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>AlignRight);
|
|
mainLayout<span class="operator">-</span><span class="operator">></span>addWidget(penJoinComboBox<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">></span>addWidget(brushStyleLabel<span class="operator">,</span> <span class="number">4</span><span class="operator">,</span> <span class="number">2</span><span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>AlignRight);
|
|
mainLayout<span class="operator">-</span><span class="operator">></span>addWidget(brushStyleComboBox<span class="operator">,</span> <span class="number">4</span><span class="operator">,</span> <span class="number">3</span>);
|
|
mainLayout<span class="operator">-</span><span class="operator">></span>addWidget(otherOptionsLabel<span class="operator">,</span> <span class="number">5</span><span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>AlignRight);
|
|
mainLayout<span class="operator">-</span><span class="operator">></span>addWidget(antialiasingCheckBox<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">1</span><span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>AlignRight);
|
|
mainLayout<span class="operator">-</span><span class="operator">></span>addWidget(transformationsCheckBox<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">1</span><span class="operator">,</span> <span class="number">2</span><span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>AlignRight);
|
|
setLayout(mainLayout);
|
|
|
|
shapeChanged();
|
|
penChanged();
|
|
brushChanged();
|
|
antialiasingCheckBox<span class="operator">-</span><span class="operator">></span>setChecked(<span class="keyword">true</span>);
|
|
|
|
setWindowTitle(tr(<span class="string">"Basic Drawing"</span>));
|
|
}
|
|
|
|
<span class="type">void</span> Window<span class="operator">::</span>shapeChanged()
|
|
{
|
|
RenderArea<span class="operator">::</span>Shape shape <span class="operator">=</span> RenderArea<span class="operator">::</span>Shape(shapeComboBox<span class="operator">-</span><span class="operator">></span>itemData(
|
|
shapeComboBox<span class="operator">-</span><span class="operator">></span>currentIndex()<span class="operator">,</span> IdRole)<span class="operator">.</span>toInt());
|
|
renderArea<span class="operator">-</span><span class="operator">></span>setShape(shape);
|
|
}
|
|
|
|
<span class="type">void</span> Window<span class="operator">::</span>penChanged()
|
|
{
|
|
<span class="type">int</span> width <span class="operator">=</span> penWidthSpinBox<span class="operator">-</span><span class="operator">></span>value();
|
|
<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>PenStyle style <span class="operator">=</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>PenStyle(penStyleComboBox<span class="operator">-</span><span class="operator">></span>itemData(
|
|
penStyleComboBox<span class="operator">-</span><span class="operator">></span>currentIndex()<span class="operator">,</span> IdRole)<span class="operator">.</span>toInt());
|
|
<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>PenCapStyle cap <span class="operator">=</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>PenCapStyle(penCapComboBox<span class="operator">-</span><span class="operator">></span>itemData(
|
|
penCapComboBox<span class="operator">-</span><span class="operator">></span>currentIndex()<span class="operator">,</span> IdRole)<span class="operator">.</span>toInt());
|
|
<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>PenJoinStyle join <span class="operator">=</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>PenJoinStyle(penJoinComboBox<span class="operator">-</span><span class="operator">></span>itemData(
|
|
penJoinComboBox<span class="operator">-</span><span class="operator">></span>currentIndex()<span class="operator">,</span> IdRole)<span class="operator">.</span>toInt());
|
|
|
|
renderArea<span class="operator">-</span><span class="operator">></span>setPen(<span class="type"><a href="qpen.html">QPen</a></span>(<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>blue<span class="operator">,</span> width<span class="operator">,</span> style<span class="operator">,</span> cap<span class="operator">,</span> join));
|
|
}
|
|
|
|
<span class="type">void</span> Window<span class="operator">::</span>brushChanged()
|
|
{
|
|
<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>BrushStyle style <span class="operator">=</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>BrushStyle(brushStyleComboBox<span class="operator">-</span><span class="operator">></span>itemData(
|
|
brushStyleComboBox<span class="operator">-</span><span class="operator">></span>currentIndex()<span class="operator">,</span> IdRole)<span class="operator">.</span>toInt());
|
|
|
|
<span class="keyword">if</span> (style <span class="operator">=</span><span class="operator">=</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>LinearGradientPattern) {
|
|
<span class="type"><a href="qlineargradient.html">QLinearGradient</a></span> linearGradient(<span class="number">0</span><span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="number">100</span><span class="operator">,</span> <span class="number">100</span>);
|
|
linearGradient<span class="operator">.</span>setColorAt(<span class="number">0.0</span><span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>white);
|
|
linearGradient<span class="operator">.</span>setColorAt(<span class="number">0.2</span><span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>green);
|
|
linearGradient<span class="operator">.</span>setColorAt(<span class="number">1.0</span><span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>black);
|
|
renderArea<span class="operator">-</span><span class="operator">></span>setBrush(linearGradient);
|
|
} <span class="keyword">else</span> <span class="keyword">if</span> (style <span class="operator">=</span><span class="operator">=</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>RadialGradientPattern) {
|
|
<span class="type"><a href="qradialgradient.html">QRadialGradient</a></span> radialGradient(<span class="number">50</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">70</span><span class="operator">,</span> <span class="number">70</span>);
|
|
radialGradient<span class="operator">.</span>setColorAt(<span class="number">0.0</span><span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>white);
|
|
radialGradient<span class="operator">.</span>setColorAt(<span class="number">0.2</span><span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>green);
|
|
radialGradient<span class="operator">.</span>setColorAt(<span class="number">1.0</span><span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>black);
|
|
renderArea<span class="operator">-</span><span class="operator">></span>setBrush(radialGradient);
|
|
} <span class="keyword">else</span> <span class="keyword">if</span> (style <span class="operator">=</span><span class="operator">=</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>ConicalGradientPattern) {
|
|
<span class="type"><a href="qconicalgradient.html">QConicalGradient</a></span> conicalGradient(<span class="number">50</span><span class="operator">,</span> <span class="number">50</span><span class="operator">,</span> <span class="number">150</span>);
|
|
conicalGradient<span class="operator">.</span>setColorAt(<span class="number">0.0</span><span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>white);
|
|
conicalGradient<span class="operator">.</span>setColorAt(<span class="number">0.2</span><span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>green);
|
|
conicalGradient<span class="operator">.</span>setColorAt(<span class="number">1.0</span><span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>black);
|
|
renderArea<span class="operator">-</span><span class="operator">></span>setBrush(conicalGradient);
|
|
} <span class="keyword">else</span> <span class="keyword">if</span> (style <span class="operator">=</span><span class="operator">=</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>TexturePattern) {
|
|
renderArea<span class="operator">-</span><span class="operator">></span>setBrush(<span class="type"><a href="qbrush.html">QBrush</a></span>(<span class="type"><a href="qpixmap.html">QPixmap</a></span>(<span class="string">":/images/brick.png"</span>)));
|
|
} <span class="keyword">else</span> {
|
|
renderArea<span class="operator">-</span><span class="operator">></span>setBrush(<span class="type"><a href="qbrush.html">QBrush</a></span>(<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>green<span class="operator">,</span> style));
|
|
}
|
|
}</pre>
|
|
</div>
|
|
<!-- @@@painting/basicdrawing/window.cpp -->
|
|
</div>
|
|
</div>
|
|
</div>
|
|
<div class="ft">
|
|
<span></span>
|
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</div>
|
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</div>
|
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<div class="footer">
|
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<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>
|
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<p>
|
|
Documentation sources may be obtained from <a href="http://www.qt-project.org">
|
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www.qt-project.org</a>.</p>
|
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<br />
|
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<p>
|
|
Qt and respective logos are trademarks of The Qt Company Ltd
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|
in Finland and/or other countries worldwide. All other trademarks are property
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of their respective owners. <a title="Privacy Policy"
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href="http://en.gitorious.org/privacy_policy/">Privacy Policy</a></p>
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</div>
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<script src="scripts/functions.js" type="text/javascript"></script>
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</body>
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</html>
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