877 lines
85 KiB
HTML
877 lines
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HTML
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<h1 class="title">pathstroke.cpp Example File</h1>
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<span class="small-subtitle">demos/pathstroke/pathstroke.cpp</span>
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<!-- $$$demos/pathstroke/pathstroke.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 demonstration applications of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see http://www.qt.io/terms-conditions. For further
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** information use the contact form at http://www.qt.io/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 or version 3 as published by the Free
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** Software Foundation and appearing in the file LICENSE.LGPLv21 and
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** LICENSE.LGPLv3 included in the packaging of this file. Please review the
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** following information to ensure the GNU Lesser General Public License
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** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** As a special exception, The Qt Company gives you certain additional
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** rights. These rights are described in The Qt Company LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met: http://www.gnu.org/copyleft/gpl.html.
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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 "pathstroke.h"</span>
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<span class="preprocessor">#include "arthurstyle.h"</span>
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<span class="preprocessor">#include "arthurwidgets.h"</span>
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<span class="preprocessor">#include <stdio.h></span>
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<span class="keyword">extern</span> <span class="type">void</span> draw_round_rect(<span class="type"><a href="qpainter.html">QPainter</a></span> <span class="operator">*</span>p<span class="operator">,</span> <span class="keyword">const</span> <span class="type"><a href="qrect.html">QRect</a></span> <span class="operator">&</span>bounds<span class="operator">,</span> <span class="type">int</span> radius);
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PathStrokeControls<span class="operator">::</span>PathStrokeControls(<span class="type"><a href="qwidget.html">QWidget</a></span><span class="operator">*</span> parent<span class="operator">,</span> PathStrokeRenderer<span class="operator">*</span> renderer<span class="operator">,</span> <span class="type">bool</span> smallScreen)
|
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: <span class="type"><a href="qwidget.html">QWidget</a></span>(parent)
|
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{
|
|
m_renderer <span class="operator">=</span> renderer;
|
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|
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<span class="keyword">if</span> (smallScreen)
|
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layoutForSmallScreens();
|
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<span class="keyword">else</span>
|
|
layoutForDesktop();
|
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}
|
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|
|
<span class="type">void</span> PathStrokeControls<span class="operator">::</span>createCommonControls(<span class="type"><a href="qwidget.html">QWidget</a></span><span class="operator">*</span> parent)
|
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{
|
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m_capGroup <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qgroupbox.html">QGroupBox</a></span>(parent);
|
|
m_capGroup<span class="operator">-</span><span class="operator">></span>setSizePolicy(<span class="type"><a href="qsizepolicy.html">QSizePolicy</a></span><span class="operator">::</span>Minimum<span class="operator">,</span> <span class="type"><a href="qsizepolicy.html">QSizePolicy</a></span><span class="operator">::</span>Fixed);
|
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<span class="type"><a href="qradiobutton.html">QRadioButton</a></span> <span class="operator">*</span>flatCap <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qradiobutton.html">QRadioButton</a></span>(m_capGroup);
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<span class="type"><a href="qradiobutton.html">QRadioButton</a></span> <span class="operator">*</span>squareCap <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qradiobutton.html">QRadioButton</a></span>(m_capGroup);
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<span class="type"><a href="qradiobutton.html">QRadioButton</a></span> <span class="operator">*</span>roundCap <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qradiobutton.html">QRadioButton</a></span>(m_capGroup);
|
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m_capGroup<span class="operator">-</span><span class="operator">></span>setTitle(tr(<span class="string">"Cap Style"</span>));
|
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flatCap<span class="operator">-</span><span class="operator">></span>setText(tr(<span class="string">"Flat"</span>));
|
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squareCap<span class="operator">-</span><span class="operator">></span>setText(tr(<span class="string">"Square"</span>));
|
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roundCap<span class="operator">-</span><span class="operator">></span>setText(tr(<span class="string">"Round"</span>));
|
|
flatCap<span class="operator">-</span><span class="operator">></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);
|
|
squareCap<span class="operator">-</span><span class="operator">></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);
|
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roundCap<span class="operator">-</span><span class="operator">></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);
|
|
|
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m_joinGroup <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qgroupbox.html">QGroupBox</a></span>(parent);
|
|
m_joinGroup<span class="operator">-</span><span class="operator">></span>setSizePolicy(<span class="type"><a href="qsizepolicy.html">QSizePolicy</a></span><span class="operator">::</span>Minimum<span class="operator">,</span> <span class="type"><a href="qsizepolicy.html">QSizePolicy</a></span><span class="operator">::</span>Fixed);
|
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<span class="type"><a href="qradiobutton.html">QRadioButton</a></span> <span class="operator">*</span>bevelJoin <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qradiobutton.html">QRadioButton</a></span>(m_joinGroup);
|
|
<span class="type"><a href="qradiobutton.html">QRadioButton</a></span> <span class="operator">*</span>miterJoin <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qradiobutton.html">QRadioButton</a></span>(m_joinGroup);
|
|
<span class="type"><a href="qradiobutton.html">QRadioButton</a></span> <span class="operator">*</span>roundJoin <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qradiobutton.html">QRadioButton</a></span>(m_joinGroup);
|
|
m_joinGroup<span class="operator">-</span><span class="operator">></span>setTitle(tr(<span class="string">"Join Style"</span>));
|
|
bevelJoin<span class="operator">-</span><span class="operator">></span>setText(tr(<span class="string">"Bevel"</span>));
|
|
miterJoin<span class="operator">-</span><span class="operator">></span>setText(tr(<span class="string">"Miter"</span>));
|
|
roundJoin<span class="operator">-</span><span class="operator">></span>setText(tr(<span class="string">"Round"</span>));
|
|
|
|
m_styleGroup <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qgroupbox.html">QGroupBox</a></span>(parent);
|
|
m_styleGroup<span class="operator">-</span><span class="operator">></span>setSizePolicy(<span class="type"><a href="qsizepolicy.html">QSizePolicy</a></span><span class="operator">::</span>Minimum<span class="operator">,</span> <span class="type"><a href="qsizepolicy.html">QSizePolicy</a></span><span class="operator">::</span>Fixed);
|
|
<span class="type"><a href="qradiobutton.html">QRadioButton</a></span> <span class="operator">*</span>solidLine <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qradiobutton.html">QRadioButton</a></span>(m_styleGroup);
|
|
<span class="type"><a href="qradiobutton.html">QRadioButton</a></span> <span class="operator">*</span>dashLine <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qradiobutton.html">QRadioButton</a></span>(m_styleGroup);
|
|
<span class="type"><a href="qradiobutton.html">QRadioButton</a></span> <span class="operator">*</span>dotLine <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qradiobutton.html">QRadioButton</a></span>(m_styleGroup);
|
|
<span class="type"><a href="qradiobutton.html">QRadioButton</a></span> <span class="operator">*</span>dashDotLine <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qradiobutton.html">QRadioButton</a></span>(m_styleGroup);
|
|
<span class="type"><a href="qradiobutton.html">QRadioButton</a></span> <span class="operator">*</span>dashDotDotLine <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qradiobutton.html">QRadioButton</a></span>(m_styleGroup);
|
|
<span class="type"><a href="qradiobutton.html">QRadioButton</a></span> <span class="operator">*</span>customDashLine <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qradiobutton.html">QRadioButton</a></span>(m_styleGroup);
|
|
m_styleGroup<span class="operator">-</span><span class="operator">></span>setTitle(tr(<span class="string">"Pen Style"</span>));
|
|
|
|
<span class="type"><a href="qpixmap.html">QPixmap</a></span> line_solid(<span class="string">":res/images/line_solid.png"</span>);
|
|
solidLine<span class="operator">-</span><span class="operator">></span>setIcon(line_solid);
|
|
solidLine<span class="operator">-</span><span class="operator">></span>setIconSize(line_solid<span class="operator">.</span>size());
|
|
<span class="type"><a href="qpixmap.html">QPixmap</a></span> line_dashed(<span class="string">":res/images/line_dashed.png"</span>);
|
|
dashLine<span class="operator">-</span><span class="operator">></span>setIcon(line_dashed);
|
|
dashLine<span class="operator">-</span><span class="operator">></span>setIconSize(line_dashed<span class="operator">.</span>size());
|
|
<span class="type"><a href="qpixmap.html">QPixmap</a></span> line_dotted(<span class="string">":res/images/line_dotted.png"</span>);
|
|
dotLine<span class="operator">-</span><span class="operator">></span>setIcon(line_dotted);
|
|
dotLine<span class="operator">-</span><span class="operator">></span>setIconSize(line_dotted<span class="operator">.</span>size());
|
|
<span class="type"><a href="qpixmap.html">QPixmap</a></span> line_dash_dot(<span class="string">":res/images/line_dash_dot.png"</span>);
|
|
dashDotLine<span class="operator">-</span><span class="operator">></span>setIcon(line_dash_dot);
|
|
dashDotLine<span class="operator">-</span><span class="operator">></span>setIconSize(line_dash_dot<span class="operator">.</span>size());
|
|
<span class="type"><a href="qpixmap.html">QPixmap</a></span> line_dash_dot_dot(<span class="string">":res/images/line_dash_dot_dot.png"</span>);
|
|
dashDotDotLine<span class="operator">-</span><span class="operator">></span>setIcon(line_dash_dot_dot);
|
|
dashDotDotLine<span class="operator">-</span><span class="operator">></span>setIconSize(line_dash_dot_dot<span class="operator">.</span>size());
|
|
customDashLine<span class="operator">-</span><span class="operator">></span>setText(tr(<span class="string">"Custom"</span>));
|
|
|
|
<span class="type">int</span> fixedHeight <span class="operator">=</span> bevelJoin<span class="operator">-</span><span class="operator">></span>sizeHint()<span class="operator">.</span>height();
|
|
solidLine<span class="operator">-</span><span class="operator">></span>setFixedHeight(fixedHeight);
|
|
dashLine<span class="operator">-</span><span class="operator">></span>setFixedHeight(fixedHeight);
|
|
dotLine<span class="operator">-</span><span class="operator">></span>setFixedHeight(fixedHeight);
|
|
dashDotLine<span class="operator">-</span><span class="operator">></span>setFixedHeight(fixedHeight);
|
|
dashDotDotLine<span class="operator">-</span><span class="operator">></span>setFixedHeight(fixedHeight);
|
|
|
|
m_pathModeGroup <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qgroupbox.html">QGroupBox</a></span>(parent);
|
|
m_pathModeGroup<span class="operator">-</span><span class="operator">></span>setSizePolicy(<span class="type"><a href="qsizepolicy.html">QSizePolicy</a></span><span class="operator">::</span>Minimum<span class="operator">,</span> <span class="type"><a href="qsizepolicy.html">QSizePolicy</a></span><span class="operator">::</span>Fixed);
|
|
<span class="type"><a href="qradiobutton.html">QRadioButton</a></span> <span class="operator">*</span>curveMode <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qradiobutton.html">QRadioButton</a></span>(m_pathModeGroup);
|
|
<span class="type"><a href="qradiobutton.html">QRadioButton</a></span> <span class="operator">*</span>lineMode <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qradiobutton.html">QRadioButton</a></span>(m_pathModeGroup);
|
|
m_pathModeGroup<span class="operator">-</span><span class="operator">></span>setTitle(tr(<span class="string">"Line Style"</span>));
|
|
curveMode<span class="operator">-</span><span class="operator">></span>setText(tr(<span class="string">"Curves"</span>));
|
|
lineMode<span class="operator">-</span><span class="operator">></span>setText(tr(<span class="string">"Lines"</span>));
|
|
|
|
<span class="comment">// Layouts</span>
|
|
<span class="type"><a href="qvboxlayout.html">QVBoxLayout</a></span> <span class="operator">*</span>capGroupLayout <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qvboxlayout.html">QVBoxLayout</a></span>(m_capGroup);
|
|
capGroupLayout<span class="operator">-</span><span class="operator">></span>addWidget(flatCap);
|
|
capGroupLayout<span class="operator">-</span><span class="operator">></span>addWidget(squareCap);
|
|
capGroupLayout<span class="operator">-</span><span class="operator">></span>addWidget(roundCap);
|
|
|
|
<span class="type"><a href="qvboxlayout.html">QVBoxLayout</a></span> <span class="operator">*</span>joinGroupLayout <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qvboxlayout.html">QVBoxLayout</a></span>(m_joinGroup);
|
|
joinGroupLayout<span class="operator">-</span><span class="operator">></span>addWidget(bevelJoin);
|
|
joinGroupLayout<span class="operator">-</span><span class="operator">></span>addWidget(miterJoin);
|
|
joinGroupLayout<span class="operator">-</span><span class="operator">></span>addWidget(roundJoin);
|
|
|
|
<span class="type"><a href="qvboxlayout.html">QVBoxLayout</a></span> <span class="operator">*</span>styleGroupLayout <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qvboxlayout.html">QVBoxLayout</a></span>(m_styleGroup);
|
|
styleGroupLayout<span class="operator">-</span><span class="operator">></span>addWidget(solidLine);
|
|
styleGroupLayout<span class="operator">-</span><span class="operator">></span>addWidget(dashLine);
|
|
styleGroupLayout<span class="operator">-</span><span class="operator">></span>addWidget(dotLine);
|
|
styleGroupLayout<span class="operator">-</span><span class="operator">></span>addWidget(dashDotLine);
|
|
styleGroupLayout<span class="operator">-</span><span class="operator">></span>addWidget(dashDotDotLine);
|
|
styleGroupLayout<span class="operator">-</span><span class="operator">></span>addWidget(customDashLine);
|
|
|
|
<span class="type"><a href="qvboxlayout.html">QVBoxLayout</a></span> <span class="operator">*</span>pathModeGroupLayout <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qvboxlayout.html">QVBoxLayout</a></span>(m_pathModeGroup);
|
|
pathModeGroupLayout<span class="operator">-</span><span class="operator">></span>addWidget(curveMode);
|
|
pathModeGroupLayout<span class="operator">-</span><span class="operator">></span>addWidget(lineMode);
|
|
|
|
<span class="comment">// Connections</span>
|
|
connect(flatCap<span class="operator">,</span> SIGNAL(clicked())<span class="operator">,</span> m_renderer<span class="operator">,</span> SLOT(setFlatCap()));
|
|
connect(squareCap<span class="operator">,</span> SIGNAL(clicked())<span class="operator">,</span> m_renderer<span class="operator">,</span> SLOT(setSquareCap()));
|
|
connect(roundCap<span class="operator">,</span> SIGNAL(clicked())<span class="operator">,</span> m_renderer<span class="operator">,</span> SLOT(setRoundCap()));
|
|
|
|
connect(bevelJoin<span class="operator">,</span> SIGNAL(clicked())<span class="operator">,</span> m_renderer<span class="operator">,</span> SLOT(setBevelJoin()));
|
|
connect(miterJoin<span class="operator">,</span> SIGNAL(clicked())<span class="operator">,</span> m_renderer<span class="operator">,</span> SLOT(setMiterJoin()));
|
|
connect(roundJoin<span class="operator">,</span> SIGNAL(clicked())<span class="operator">,</span> m_renderer<span class="operator">,</span> SLOT(setRoundJoin()));
|
|
|
|
connect(curveMode<span class="operator">,</span> SIGNAL(clicked())<span class="operator">,</span> m_renderer<span class="operator">,</span> SLOT(setCurveMode()));
|
|
connect(lineMode<span class="operator">,</span> SIGNAL(clicked())<span class="operator">,</span> m_renderer<span class="operator">,</span> SLOT(setLineMode()));
|
|
|
|
connect(solidLine<span class="operator">,</span> SIGNAL(clicked())<span class="operator">,</span> m_renderer<span class="operator">,</span> SLOT(setSolidLine()));
|
|
connect(dashLine<span class="operator">,</span> SIGNAL(clicked())<span class="operator">,</span> m_renderer<span class="operator">,</span> SLOT(setDashLine()));
|
|
connect(dotLine<span class="operator">,</span> SIGNAL(clicked())<span class="operator">,</span> m_renderer<span class="operator">,</span> SLOT(setDotLine()));
|
|
connect(dashDotLine<span class="operator">,</span> SIGNAL(clicked())<span class="operator">,</span> m_renderer<span class="operator">,</span> SLOT(setDashDotLine()));
|
|
connect(dashDotDotLine<span class="operator">,</span> SIGNAL(clicked())<span class="operator">,</span> m_renderer<span class="operator">,</span> SLOT(setDashDotDotLine()));
|
|
connect(customDashLine<span class="operator">,</span> SIGNAL(clicked())<span class="operator">,</span> m_renderer<span class="operator">,</span> SLOT(setCustomDashLine()));
|
|
|
|
<span class="comment">// Set the defaults:</span>
|
|
flatCap<span class="operator">-</span><span class="operator">></span>setChecked(<span class="keyword">true</span>);
|
|
bevelJoin<span class="operator">-</span><span class="operator">></span>setChecked(<span class="keyword">true</span>);
|
|
curveMode<span class="operator">-</span><span class="operator">></span>setChecked(<span class="keyword">true</span>);
|
|
solidLine<span class="operator">-</span><span class="operator">></span>setChecked(<span class="keyword">true</span>);
|
|
}
|
|
|
|
<span class="type">void</span> PathStrokeControls<span class="operator">::</span>layoutForDesktop()
|
|
{
|
|
<span class="type"><a href="qgroupbox.html">QGroupBox</a></span> <span class="operator">*</span>mainGroup <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qgroupbox.html">QGroupBox</a></span>(<span class="keyword">this</span>);
|
|
mainGroup<span class="operator">-</span><span class="operator">></span>setFixedWidth(<span class="number">180</span>);
|
|
mainGroup<span class="operator">-</span><span class="operator">></span>setTitle(tr(<span class="string">"Path Stroking"</span>));
|
|
|
|
createCommonControls(mainGroup);
|
|
|
|
<span class="type"><a href="qgroupbox.html">QGroupBox</a></span><span class="operator">*</span> penWidthGroup <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qgroupbox.html">QGroupBox</a></span>(mainGroup);
|
|
<span class="type"><a href="qslider.html">QSlider</a></span> <span class="operator">*</span>penWidth <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qslider.html">QSlider</a></span>(<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>Horizontal<span class="operator">,</span> penWidthGroup);
|
|
penWidth<span class="operator">-</span><span class="operator">></span>setSizePolicy(<span class="type"><a href="qsizepolicy.html">QSizePolicy</a></span><span class="operator">::</span>Preferred<span class="operator">,</span> <span class="type"><a href="qsizepolicy.html">QSizePolicy</a></span><span class="operator">::</span>Fixed);
|
|
penWidthGroup<span class="operator">-</span><span class="operator">></span>setTitle(tr(<span class="string">"Pen Width"</span>));
|
|
penWidth<span class="operator">-</span><span class="operator">></span>setRange(<span class="number">0</span><span class="operator">,</span> <span class="number">500</span>);
|
|
|
|
<span class="type"><a href="qpushbutton.html">QPushButton</a></span> <span class="operator">*</span>animated <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qpushbutton.html">QPushButton</a></span>(mainGroup);
|
|
animated<span class="operator">-</span><span class="operator">></span>setText(tr(<span class="string">"Animate"</span>));
|
|
animated<span class="operator">-</span><span class="operator">></span>setCheckable(<span class="keyword">true</span>);
|
|
|
|
<span class="type"><a href="qpushbutton.html">QPushButton</a></span> <span class="operator">*</span>showSourceButton <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qpushbutton.html">QPushButton</a></span>(mainGroup);
|
|
showSourceButton<span class="operator">-</span><span class="operator">></span>setText(tr(<span class="string">"Show Source"</span>));
|
|
<span class="preprocessor">#ifdef QT_OPENGL_SUPPORT</span>
|
|
<span class="type"><a href="qpushbutton.html">QPushButton</a></span> <span class="operator">*</span>enableOpenGLButton <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qpushbutton.html">QPushButton</a></span>(mainGroup);
|
|
enableOpenGLButton<span class="operator">-</span><span class="operator">></span>setText(tr(<span class="string">"Use OpenGL"</span>));
|
|
enableOpenGLButton<span class="operator">-</span><span class="operator">></span>setCheckable(<span class="keyword">true</span>);
|
|
enableOpenGLButton<span class="operator">-</span><span class="operator">></span>setChecked(m_renderer<span class="operator">-</span><span class="operator">></span>usesOpenGL());
|
|
<span class="keyword">if</span> (<span class="operator">!</span><span class="type"><a href="qglformat.html">QGLFormat</a></span><span class="operator">::</span>hasOpenGL())
|
|
enableOpenGLButton<span class="operator">-</span><span class="operator">></span>hide();
|
|
<span class="preprocessor">#endif</span>
|
|
<span class="type"><a href="qpushbutton.html">QPushButton</a></span> <span class="operator">*</span>whatsThisButton <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qpushbutton.html">QPushButton</a></span>(mainGroup);
|
|
whatsThisButton<span class="operator">-</span><span class="operator">></span>setText(tr(<span class="string">"What's This?"</span>));
|
|
whatsThisButton<span class="operator">-</span><span class="operator">></span>setCheckable(<span class="keyword">true</span>);
|
|
|
|
<span class="comment">// Layouts:</span>
|
|
<span class="type"><a href="qvboxlayout.html">QVBoxLayout</a></span> <span class="operator">*</span>penWidthLayout <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qvboxlayout.html">QVBoxLayout</a></span>(penWidthGroup);
|
|
penWidthLayout<span class="operator">-</span><span class="operator">></span>addWidget(penWidth);
|
|
|
|
<span class="type"><a href="qvboxlayout.html">QVBoxLayout</a></span> <span class="operator">*</span> mainLayout <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qvboxlayout.html">QVBoxLayout</a></span>(<span class="keyword">this</span>);
|
|
mainLayout<span class="operator">-</span><span class="operator">></span>setMargin(<span class="number">0</span>);
|
|
mainLayout<span class="operator">-</span><span class="operator">></span>addWidget(mainGroup);
|
|
|
|
<span class="type"><a href="qvboxlayout.html">QVBoxLayout</a></span> <span class="operator">*</span>mainGroupLayout <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qvboxlayout.html">QVBoxLayout</a></span>(mainGroup);
|
|
mainGroupLayout<span class="operator">-</span><span class="operator">></span>setMargin(<span class="number">3</span>);
|
|
mainGroupLayout<span class="operator">-</span><span class="operator">></span>addWidget(m_capGroup);
|
|
mainGroupLayout<span class="operator">-</span><span class="operator">></span>addWidget(m_joinGroup);
|
|
mainGroupLayout<span class="operator">-</span><span class="operator">></span>addWidget(m_styleGroup);
|
|
mainGroupLayout<span class="operator">-</span><span class="operator">></span>addWidget(penWidthGroup);
|
|
mainGroupLayout<span class="operator">-</span><span class="operator">></span>addWidget(m_pathModeGroup);
|
|
mainGroupLayout<span class="operator">-</span><span class="operator">></span>addWidget(animated);
|
|
mainGroupLayout<span class="operator">-</span><span class="operator">></span>addStretch(<span class="number">1</span>);
|
|
mainGroupLayout<span class="operator">-</span><span class="operator">></span>addWidget(showSourceButton);
|
|
<span class="preprocessor">#ifdef QT_OPENGL_SUPPORT</span>
|
|
mainGroupLayout<span class="operator">-</span><span class="operator">></span>addWidget(enableOpenGLButton);
|
|
<span class="preprocessor">#endif</span>
|
|
mainGroupLayout<span class="operator">-</span><span class="operator">></span>addWidget(whatsThisButton);
|
|
|
|
<span class="comment">// Set up connections</span>
|
|
connect(animated<span class="operator">,</span> SIGNAL(toggled(<span class="type">bool</span>))<span class="operator">,</span>
|
|
m_renderer<span class="operator">,</span> SLOT(setAnimation(<span class="type">bool</span>)));
|
|
|
|
connect(penWidth<span class="operator">,</span> SIGNAL(valueChanged(<span class="type">int</span>))<span class="operator">,</span>
|
|
m_renderer<span class="operator">,</span> SLOT(setPenWidth(<span class="type">int</span>)));
|
|
|
|
connect(showSourceButton<span class="operator">,</span> SIGNAL(clicked())<span class="operator">,</span> m_renderer<span class="operator">,</span> SLOT(showSource()));
|
|
<span class="preprocessor">#ifdef QT_OPENGL_SUPPORT</span>
|
|
connect(enableOpenGLButton<span class="operator">,</span> SIGNAL(clicked(<span class="type">bool</span>))<span class="operator">,</span> m_renderer<span class="operator">,</span> SLOT(enableOpenGL(<span class="type">bool</span>)));
|
|
<span class="preprocessor">#endif</span>
|
|
connect(whatsThisButton<span class="operator">,</span> SIGNAL(clicked(<span class="type">bool</span>))<span class="operator">,</span> m_renderer<span class="operator">,</span> SLOT(setDescriptionEnabled(<span class="type">bool</span>)));
|
|
connect(m_renderer<span class="operator">,</span> SIGNAL(descriptionEnabledChanged(<span class="type">bool</span>))<span class="operator">,</span>
|
|
whatsThisButton<span class="operator">,</span> SLOT(setChecked(<span class="type">bool</span>)));
|
|
|
|
<span class="comment">// Set the defaults</span>
|
|
animated<span class="operator">-</span><span class="operator">></span>setChecked(<span class="keyword">true</span>);
|
|
penWidth<span class="operator">-</span><span class="operator">></span>setValue(<span class="number">50</span>);
|
|
|
|
}
|
|
|
|
<span class="type">void</span> PathStrokeControls<span class="operator">::</span>layoutForSmallScreens()
|
|
{
|
|
createCommonControls(<span class="keyword">this</span>);
|
|
|
|
m_capGroup<span class="operator">-</span><span class="operator">></span>layout()<span class="operator">-</span><span class="operator">></span>setMargin(<span class="number">0</span>);
|
|
m_joinGroup<span class="operator">-</span><span class="operator">></span>layout()<span class="operator">-</span><span class="operator">></span>setMargin(<span class="number">0</span>);
|
|
m_styleGroup<span class="operator">-</span><span class="operator">></span>layout()<span class="operator">-</span><span class="operator">></span>setMargin(<span class="number">0</span>);
|
|
m_pathModeGroup<span class="operator">-</span><span class="operator">></span>layout()<span class="operator">-</span><span class="operator">></span>setMargin(<span class="number">0</span>);
|
|
|
|
<span class="type"><a href="qpushbutton.html">QPushButton</a></span><span class="operator">*</span> okBtn <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qpushbutton.html">QPushButton</a></span>(tr(<span class="string">"OK"</span>)<span class="operator">,</span> <span class="keyword">this</span>);
|
|
okBtn<span class="operator">-</span><span class="operator">></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);
|
|
okBtn<span class="operator">-</span><span class="operator">></span>setMinimumSize(<span class="number">100</span><span class="operator">,</span>okBtn<span class="operator">-</span><span class="operator">></span>minimumSize()<span class="operator">.</span>height());
|
|
|
|
<span class="type"><a href="qpushbutton.html">QPushButton</a></span><span class="operator">*</span> quitBtn <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qpushbutton.html">QPushButton</a></span>(tr(<span class="string">"Quit"</span>)<span class="operator">,</span> <span class="keyword">this</span>);
|
|
quitBtn<span class="operator">-</span><span class="operator">></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);
|
|
quitBtn<span class="operator">-</span><span class="operator">></span>setMinimumSize(<span class="number">100</span><span class="operator">,</span> okBtn<span class="operator">-</span><span class="operator">></span>minimumSize()<span class="operator">.</span>height());
|
|
|
|
<span class="type"><a href="qlabel.html">QLabel</a></span> <span class="operator">*</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">" Width:"</span>));
|
|
<span class="type"><a href="qslider.html">QSlider</a></span> <span class="operator">*</span>penWidth <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qslider.html">QSlider</a></span>(<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>Horizontal<span class="operator">,</span> <span class="keyword">this</span>);
|
|
penWidth<span class="operator">-</span><span class="operator">></span>setSizePolicy(<span class="type"><a href="qsizepolicy.html">QSizePolicy</a></span><span class="operator">::</span>Preferred<span class="operator">,</span> <span class="type"><a href="qsizepolicy.html">QSizePolicy</a></span><span class="operator">::</span>Fixed);
|
|
penWidth<span class="operator">-</span><span class="operator">></span>setRange(<span class="number">0</span><span class="operator">,</span> <span class="number">500</span>);
|
|
|
|
<span class="preprocessor">#ifdef QT_OPENGL_SUPPORT</span>
|
|
<span class="type"><a href="qpushbutton.html">QPushButton</a></span> <span class="operator">*</span>enableOpenGLButton <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qpushbutton.html">QPushButton</a></span>(<span class="keyword">this</span>);
|
|
enableOpenGLButton<span class="operator">-</span><span class="operator">></span>setText(tr(<span class="string">"Use OpenGL"</span>));
|
|
enableOpenGLButton<span class="operator">-</span><span class="operator">></span>setCheckable(<span class="keyword">true</span>);
|
|
enableOpenGLButton<span class="operator">-</span><span class="operator">></span>setChecked(m_renderer<span class="operator">-</span><span class="operator">></span>usesOpenGL());
|
|
<span class="keyword">if</span> (<span class="operator">!</span><span class="type"><a href="qglformat.html">QGLFormat</a></span><span class="operator">::</span>hasOpenGL())
|
|
enableOpenGLButton<span class="operator">-</span><span class="operator">></span>hide();
|
|
<span class="preprocessor">#endif</span>
|
|
|
|
<span class="comment">// Layouts:</span>
|
|
<span class="type"><a href="qhboxlayout.html">QHBoxLayout</a></span> <span class="operator">*</span>penWidthLayout <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qhboxlayout.html">QHBoxLayout</a></span>(<span class="number">0</span>);
|
|
penWidthLayout<span class="operator">-</span><span class="operator">></span>addWidget(penWidthLabel<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);
|
|
penWidthLayout<span class="operator">-</span><span class="operator">></span>addWidget(penWidth);
|
|
|
|
<span class="type"><a href="qvboxlayout.html">QVBoxLayout</a></span> <span class="operator">*</span>leftLayout <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qvboxlayout.html">QVBoxLayout</a></span>(<span class="number">0</span>);
|
|
leftLayout<span class="operator">-</span><span class="operator">></span>addWidget(m_capGroup);
|
|
leftLayout<span class="operator">-</span><span class="operator">></span>addWidget(m_joinGroup);
|
|
<span class="preprocessor">#ifdef QT_OPENGL_SUPPORT</span>
|
|
leftLayout<span class="operator">-</span><span class="operator">></span>addWidget(enableOpenGLButton);
|
|
<span class="preprocessor">#endif</span>
|
|
leftLayout<span class="operator">-</span><span class="operator">></span>addLayout(penWidthLayout);
|
|
|
|
<span class="type"><a href="qvboxlayout.html">QVBoxLayout</a></span> <span class="operator">*</span>rightLayout <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qvboxlayout.html">QVBoxLayout</a></span>(<span class="number">0</span>);
|
|
rightLayout<span class="operator">-</span><span class="operator">></span>addWidget(m_styleGroup);
|
|
rightLayout<span class="operator">-</span><span class="operator">></span>addWidget(m_pathModeGroup);
|
|
|
|
<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="keyword">this</span>);
|
|
mainLayout<span class="operator">-</span><span class="operator">></span>setMargin(<span class="number">0</span>);
|
|
|
|
<span class="comment">// Add spacers around the form items so we don't look stupid at higher resolutions</span>
|
|
mainLayout<span class="operator">-</span><span class="operator">></span>addItem(<span class="keyword">new</span> <span class="type"><a href="qspaceritem.html">QSpacerItem</a></span>(<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> <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>addItem(<span class="keyword">new</span> <span class="type"><a href="qspaceritem.html">QSpacerItem</a></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">0</span><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>addItem(<span class="keyword">new</span> <span class="type"><a href="qspaceritem.html">QSpacerItem</a></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">3</span><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>addItem(<span class="keyword">new</span> <span class="type"><a href="qspaceritem.html">QSpacerItem</a></span>(<span class="number">0</span><span class="operator">,</span><span class="number">0</span>)<span class="operator">,</span> <span class="number">3</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>addLayout(leftLayout<span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">1</span>);
|
|
mainLayout<span class="operator">-</span><span class="operator">></span>addLayout(rightLayout<span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">2</span>);
|
|
mainLayout<span class="operator">-</span><span class="operator">></span>addWidget(quitBtn<span class="operator">,</span> <span class="number">2</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>AlignHCenter <span class="operator">|</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>AlignTop);
|
|
mainLayout<span class="operator">-</span><span class="operator">></span>addWidget(okBtn<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>AlignHCenter <span class="operator">|</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>AlignTop);
|
|
|
|
<span class="preprocessor">#ifdef QT_OPENGL_SUPPORT</span>
|
|
connect(enableOpenGLButton<span class="operator">,</span> SIGNAL(clicked(<span class="type">bool</span>))<span class="operator">,</span> m_renderer<span class="operator">,</span> SLOT(enableOpenGL(<span class="type">bool</span>)));
|
|
<span class="preprocessor">#endif</span>
|
|
|
|
connect(penWidth<span class="operator">,</span> SIGNAL(valueChanged(<span class="type">int</span>))<span class="operator">,</span> m_renderer<span class="operator">,</span> SLOT(setPenWidth(<span class="type">int</span>)));
|
|
connect(quitBtn<span class="operator">,</span> SIGNAL(clicked())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(emitQuitSignal()));
|
|
connect(okBtn<span class="operator">,</span> SIGNAL(clicked())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(emitOkSignal()));
|
|
|
|
m_renderer<span class="operator">-</span><span class="operator">></span>setAnimation(<span class="keyword">true</span>);
|
|
penWidth<span class="operator">-</span><span class="operator">></span>setValue(<span class="number">50</span>);
|
|
}
|
|
|
|
<span class="type">void</span> PathStrokeControls<span class="operator">::</span>emitQuitSignal()
|
|
{ <span class="keyword">emit</span> quitPressed(); }
|
|
|
|
<span class="type">void</span> PathStrokeControls<span class="operator">::</span>emitOkSignal()
|
|
{ <span class="keyword">emit</span> okPressed(); }
|
|
|
|
PathStrokeWidget<span class="operator">::</span>PathStrokeWidget(<span class="type">bool</span> smallScreen)
|
|
{
|
|
setWindowTitle(tr(<span class="string">"Path Stroking"</span>));
|
|
|
|
<span class="comment">// Widget construction and property setting</span>
|
|
m_renderer <span class="operator">=</span> <span class="keyword">new</span> PathStrokeRenderer(<span class="keyword">this</span><span class="operator">,</span> smallScreen);
|
|
|
|
m_controls <span class="operator">=</span> <span class="keyword">new</span> PathStrokeControls(<span class="number">0</span><span class="operator">,</span> m_renderer<span class="operator">,</span> smallScreen);
|
|
|
|
<span class="comment">// Layouting</span>
|
|
<span class="type"><a href="qhboxlayout.html">QHBoxLayout</a></span> <span class="operator">*</span>viewLayout <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qhboxlayout.html">QHBoxLayout</a></span>(<span class="keyword">this</span>);
|
|
viewLayout<span class="operator">-</span><span class="operator">></span>addWidget(m_renderer);
|
|
|
|
<span class="keyword">if</span> (<span class="operator">!</span>smallScreen)
|
|
viewLayout<span class="operator">-</span><span class="operator">></span>addWidget(m_controls);
|
|
|
|
m_renderer<span class="operator">-</span><span class="operator">></span>loadSourceFile(<span class="string">":res/pathstroke/pathstroke.cpp"</span>);
|
|
m_renderer<span class="operator">-</span><span class="operator">></span>loadDescription(<span class="string">":res/pathstroke/pathstroke.html"</span>);
|
|
|
|
connect(m_renderer<span class="operator">,</span> SIGNAL(clicked())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(showControls()));
|
|
connect(m_controls<span class="operator">,</span> SIGNAL(okPressed())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(hideControls()));
|
|
connect(m_controls<span class="operator">,</span> SIGNAL(quitPressed())<span class="operator">,</span> <span class="type"><a href="qapplication.html">QApplication</a></span><span class="operator">::</span>instance()<span class="operator">,</span> SLOT(quit()));
|
|
}
|
|
|
|
<span class="type">void</span> PathStrokeWidget<span class="operator">::</span>showControls()
|
|
{
|
|
m_controls<span class="operator">-</span><span class="operator">></span>showFullScreen();
|
|
}
|
|
|
|
<span class="type">void</span> PathStrokeWidget<span class="operator">::</span>hideControls()
|
|
{
|
|
m_controls<span class="operator">-</span><span class="operator">></span>hide();
|
|
}
|
|
|
|
<span class="type">void</span> PathStrokeWidget<span class="operator">::</span>setStyle( <span class="type"><a href="qstyle.html">QStyle</a></span> <span class="operator">*</span> style )
|
|
{
|
|
<span class="type"><a href="qwidget.html">QWidget</a></span><span class="operator">::</span>setStyle(style);
|
|
<span class="keyword">if</span> (m_controls <span class="operator">!</span><span class="operator">=</span> <span class="number">0</span>)
|
|
{
|
|
m_controls<span class="operator">-</span><span class="operator">></span>setStyle(style);
|
|
|
|
<span class="type"><a href="qlist.html">QList</a></span><span class="operator"><</span><span class="type"><a href="qwidget.html">QWidget</a></span> <span class="operator">*</span><span class="operator">></span> widgets <span class="operator">=</span> m_controls<span class="operator">-</span><span class="operator">></span>findChildren<span class="operator"><</span><span class="type"><a href="qwidget.html">QWidget</a></span> <span class="operator">*</span><span class="operator">></span>();
|
|
foreach (<span class="type"><a href="qwidget.html">QWidget</a></span> <span class="operator">*</span>w<span class="operator">,</span> widgets)
|
|
w<span class="operator">-</span><span class="operator">></span>setStyle(style);
|
|
}
|
|
}
|
|
|
|
PathStrokeRenderer<span class="operator">::</span>PathStrokeRenderer(<span class="type"><a href="qwidget.html">QWidget</a></span> <span class="operator">*</span>parent<span class="operator">,</span> <span class="type">bool</span> smallScreen)
|
|
: ArthurFrame(parent)
|
|
{
|
|
m_smallScreen <span class="operator">=</span> smallScreen;
|
|
m_pointSize <span class="operator">=</span> <span class="number">10</span>;
|
|
m_activePoint <span class="operator">=</span> <span class="operator">-</span><span class="number">1</span>;
|
|
m_capStyle <span class="operator">=</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>FlatCap;
|
|
m_joinStyle <span class="operator">=</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>BevelJoin;
|
|
m_pathMode <span class="operator">=</span> CurveMode;
|
|
m_penWidth <span class="operator">=</span> <span class="number">1</span>;
|
|
m_penStyle <span class="operator">=</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>SolidLine;
|
|
m_wasAnimated <span class="operator">=</span> <span class="keyword">true</span>;
|
|
setSizePolicy(<span class="type"><a href="qsizepolicy.html">QSizePolicy</a></span><span class="operator">::</span>Expanding<span class="operator">,</span> <span class="type"><a href="qsizepolicy.html">QSizePolicy</a></span><span class="operator">::</span>Expanding);
|
|
setAttribute(<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>WA_AcceptTouchEvents);
|
|
}
|
|
|
|
<span class="type">void</span> PathStrokeRenderer<span class="operator">::</span>paint(<span class="type"><a href="qpainter.html">QPainter</a></span> <span class="operator">*</span>painter)
|
|
{
|
|
<span class="keyword">if</span> (m_points<span class="operator">.</span>isEmpty())
|
|
initializePoints();
|
|
|
|
painter<span class="operator">-</span><span class="operator">></span>setRenderHint(<span class="type"><a href="qpainter.html">QPainter</a></span><span class="operator">::</span>Antialiasing);
|
|
|
|
<span class="type"><a href="qpalette.html">QPalette</a></span> pal <span class="operator">=</span> palette();
|
|
painter<span class="operator">-</span><span class="operator">></span>setPen(<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>NoPen);
|
|
|
|
<span class="comment">// Construct the path</span>
|
|
<span class="type"><a href="qpainterpath.html">QPainterPath</a></span> path;
|
|
path<span class="operator">.</span>moveTo(m_points<span class="operator">.</span>at(<span class="number">0</span>));
|
|
|
|
<span class="keyword">if</span> (m_pathMode <span class="operator">=</span><span class="operator">=</span> LineMode) {
|
|
<span class="keyword">for</span> (<span class="type">int</span> i<span class="operator">=</span><span class="number">1</span>; i<span class="operator"><</span>m_points<span class="operator">.</span>size(); <span class="operator">+</span><span class="operator">+</span>i) {
|
|
path<span class="operator">.</span>lineTo(m_points<span class="operator">.</span>at(i));
|
|
}
|
|
} <span class="keyword">else</span> {
|
|
<span class="type">int</span> i<span class="operator">=</span><span class="number">1</span>;
|
|
<span class="keyword">while</span> (i <span class="operator">+</span> <span class="number">2</span> <span class="operator"><</span> m_points<span class="operator">.</span>size()) {
|
|
path<span class="operator">.</span>cubicTo(m_points<span class="operator">.</span>at(i)<span class="operator">,</span> m_points<span class="operator">.</span>at(i<span class="operator">+</span><span class="number">1</span>)<span class="operator">,</span> m_points<span class="operator">.</span>at(i<span class="operator">+</span><span class="number">2</span>));
|
|
i <span class="operator">+</span><span class="operator">=</span> <span class="number">3</span>;
|
|
}
|
|
<span class="keyword">while</span> (i <span class="operator"><</span> m_points<span class="operator">.</span>size()) {
|
|
path<span class="operator">.</span>lineTo(m_points<span class="operator">.</span>at(i));
|
|
<span class="operator">+</span><span class="operator">+</span>i;
|
|
}
|
|
}
|
|
|
|
<span class="comment">// Draw the path</span>
|
|
{
|
|
<span class="type"><a href="qcolor.html">QColor</a></span> lg <span class="operator">=</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>red;
|
|
|
|
<span class="comment">// The "custom" pen</span>
|
|
<span class="keyword">if</span> (m_penStyle <span class="operator">=</span><span class="operator">=</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>NoPen) {
|
|
<span class="type"><a href="qpainterpathstroker.html">QPainterPathStroker</a></span> stroker;
|
|
stroker<span class="operator">.</span>setWidth(m_penWidth);
|
|
stroker<span class="operator">.</span>setJoinStyle(m_joinStyle);
|
|
stroker<span class="operator">.</span>setCapStyle(m_capStyle);
|
|
|
|
<span class="type"><a href="qvector.html">QVector</a></span><span class="operator"><</span><span class="type"><a href="qtglobal.html#qreal-typedef">qreal</a></span><span class="operator">></span> dashes;
|
|
<span class="type"><a href="qtglobal.html#qreal-typedef">qreal</a></span> space <span class="operator">=</span> <span class="number">4</span>;
|
|
dashes <span class="operator"><</span><span class="operator"><</span> <span class="number">1</span> <span class="operator"><</span><span class="operator"><</span> space
|
|
<span class="operator"><</span><span class="operator"><</span> <span class="number">3</span> <span class="operator"><</span><span class="operator"><</span> space
|
|
<span class="operator"><</span><span class="operator"><</span> <span class="number">9</span> <span class="operator"><</span><span class="operator"><</span> space
|
|
<span class="operator"><</span><span class="operator"><</span> <span class="number">27</span> <span class="operator"><</span><span class="operator"><</span> space
|
|
<span class="operator"><</span><span class="operator"><</span> <span class="number">9</span> <span class="operator"><</span><span class="operator"><</span> space
|
|
<span class="operator"><</span><span class="operator"><</span> <span class="number">3</span> <span class="operator"><</span><span class="operator"><</span> space;
|
|
stroker<span class="operator">.</span>setDashPattern(dashes);
|
|
<span class="type"><a href="qpainterpath.html">QPainterPath</a></span> stroke <span class="operator">=</span> stroker<span class="operator">.</span>createStroke(path);
|
|
painter<span class="operator">-</span><span class="operator">></span>fillPath(stroke<span class="operator">,</span> lg);
|
|
|
|
} <span class="keyword">else</span> {
|
|
<span class="type"><a href="qpen.html">QPen</a></span> pen(lg<span class="operator">,</span> m_penWidth<span class="operator">,</span> m_penStyle<span class="operator">,</span> m_capStyle<span class="operator">,</span> m_joinStyle);
|
|
painter<span class="operator">-</span><span class="operator">></span>strokePath(path<span class="operator">,</span> pen);
|
|
}
|
|
}
|
|
|
|
<span class="keyword">if</span> (<span class="number">1</span>) {
|
|
<span class="comment">// Draw the control points</span>
|
|
painter<span class="operator">-</span><span class="operator">></span>setPen(<span class="type"><a href="qcolor.html">QColor</a></span>(<span class="number">50</span><span class="operator">,</span> <span class="number">100</span><span class="operator">,</span> <span class="number">120</span><span class="operator">,</span> <span class="number">200</span>));
|
|
painter<span class="operator">-</span><span class="operator">></span>setBrush(<span class="type"><a href="qcolor.html">QColor</a></span>(<span class="number">200</span><span class="operator">,</span> <span class="number">200</span><span class="operator">,</span> <span class="number">210</span><span class="operator">,</span> <span class="number">120</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>m_points<span class="operator">.</span>size(); <span class="operator">+</span><span class="operator">+</span>i) {
|
|
<span class="type"><a href="qpointf.html">QPointF</a></span> pos <span class="operator">=</span> m_points<span class="operator">.</span>at(i);
|
|
painter<span class="operator">-</span><span class="operator">></span>drawEllipse(<span class="type"><a href="qrectf.html">QRectF</a></span>(pos<span class="operator">.</span>x() <span class="operator">-</span> m_pointSize<span class="operator">,</span>
|
|
pos<span class="operator">.</span>y() <span class="operator">-</span> m_pointSize<span class="operator">,</span>
|
|
m_pointSize<span class="operator">*</span><span class="number">2</span><span class="operator">,</span> m_pointSize<span class="operator">*</span><span class="number">2</span>));
|
|
}
|
|
painter<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>lightGray<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>SolidLine));
|
|
painter<span class="operator">-</span><span class="operator">></span>setBrush(<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>NoBrush);
|
|
painter<span class="operator">-</span><span class="operator">></span>drawPolyline(m_points);
|
|
}
|
|
|
|
}
|
|
|
|
<span class="type">void</span> PathStrokeRenderer<span class="operator">::</span>initializePoints()
|
|
{
|
|
<span class="keyword">const</span> <span class="type">int</span> count <span class="operator">=</span> <span class="number">7</span>;
|
|
m_points<span class="operator">.</span>clear();
|
|
m_vectors<span class="operator">.</span>clear();
|
|
|
|
<span class="type"><a href="qmatrix.html">QMatrix</a></span> m;
|
|
<span class="type"><a href="qtglobal.html#qreal-typedef">qreal</a></span> rot <span class="operator">=</span> <span class="number">360</span> <span class="operator">/</span> count;
|
|
<span class="type"><a href="qpointf.html">QPointF</a></span> center(width() <span class="operator">/</span> <span class="number">2</span><span class="operator">,</span> height() <span class="operator">/</span> <span class="number">2</span>);
|
|
<span class="type"><a href="qmatrix.html">QMatrix</a></span> vm;
|
|
vm<span class="operator">.</span>shear(<span class="number">2</span><span class="operator">,</span> <span class="operator">-</span><span class="number">1</span>);
|
|
vm<span class="operator">.</span>scale(<span class="number">3</span><span class="operator">,</span> <span class="number">3</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>count; <span class="operator">+</span><span class="operator">+</span>i) {
|
|
m_vectors <span class="operator"><</span><span class="operator"><</span> <span class="type"><a href="qpointf.html">QPointF</a></span>(<span class="operator">.</span><span class="number">1f</span><span class="operator">,</span> <span class="operator">.</span><span class="number">25f</span>) <span class="operator">*</span> (m <span class="operator">*</span> vm);
|
|
m_points <span class="operator"><</span><span class="operator"><</span> <span class="type"><a href="qpointf.html">QPointF</a></span>(<span class="number">0</span><span class="operator">,</span> <span class="number">100</span>) <span class="operator">*</span> m <span class="operator">+</span> center;
|
|
m<span class="operator">.</span>rotate(rot);
|
|
}
|
|
}
|
|
|
|
<span class="type">void</span> PathStrokeRenderer<span class="operator">::</span>updatePoints()
|
|
{
|
|
<span class="type"><a href="qtglobal.html#qreal-typedef">qreal</a></span> pad <span class="operator">=</span> <span class="number">10</span>;
|
|
<span class="type"><a href="qtglobal.html#qreal-typedef">qreal</a></span> left <span class="operator">=</span> pad;
|
|
<span class="type"><a href="qtglobal.html#qreal-typedef">qreal</a></span> right <span class="operator">=</span> width() <span class="operator">-</span> pad;
|
|
<span class="type"><a href="qtglobal.html#qreal-typedef">qreal</a></span> top <span class="operator">=</span> pad;
|
|
<span class="type"><a href="qtglobal.html#qreal-typedef">qreal</a></span> bottom <span class="operator">=</span> height() <span class="operator">-</span> pad;
|
|
|
|
Q_ASSERT(m_points<span class="operator">.</span>size() <span class="operator">=</span><span class="operator">=</span> m_vectors<span class="operator">.</span>size());
|
|
<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>m_points<span class="operator">.</span>size(); <span class="operator">+</span><span class="operator">+</span>i) {
|
|
<span class="type"><a href="qpointf.html">QPointF</a></span> pos <span class="operator">=</span> m_points<span class="operator">.</span>at(i);
|
|
<span class="type"><a href="qpointf.html">QPointF</a></span> vec <span class="operator">=</span> m_vectors<span class="operator">.</span>at(i);
|
|
pos <span class="operator">+</span><span class="operator">=</span> vec;
|
|
<span class="keyword">if</span> (pos<span class="operator">.</span>x() <span class="operator"><</span> left <span class="operator">|</span><span class="operator">|</span> pos<span class="operator">.</span>x() <span class="operator">></span> right) {
|
|
vec<span class="operator">.</span>setX(<span class="operator">-</span>vec<span class="operator">.</span>x());
|
|
pos<span class="operator">.</span>setX(pos<span class="operator">.</span>x() <span class="operator"><</span> left <span class="operator">?</span> left : right);
|
|
} <span class="keyword">if</span> (pos<span class="operator">.</span>y() <span class="operator"><</span> top <span class="operator">|</span><span class="operator">|</span> pos<span class="operator">.</span>y() <span class="operator">></span> bottom) {
|
|
vec<span class="operator">.</span>setY(<span class="operator">-</span>vec<span class="operator">.</span>y());
|
|
pos<span class="operator">.</span>setY(pos<span class="operator">.</span>y() <span class="operator"><</span> top <span class="operator">?</span> top : bottom);
|
|
}
|
|
m_points<span class="operator">[</span>i<span class="operator">]</span> <span class="operator">=</span> pos;
|
|
m_vectors<span class="operator">[</span>i<span class="operator">]</span> <span class="operator">=</span> vec;
|
|
}
|
|
update();
|
|
}
|
|
|
|
<span class="type">void</span> PathStrokeRenderer<span class="operator">::</span>mousePressEvent(<span class="type"><a href="qmouseevent.html">QMouseEvent</a></span> <span class="operator">*</span>e)
|
|
{
|
|
<span class="keyword">if</span> (<span class="operator">!</span>m_fingerPointMapping<span class="operator">.</span>isEmpty())
|
|
<span class="keyword">return</span>;
|
|
setDescriptionEnabled(<span class="keyword">false</span>);
|
|
m_activePoint <span class="operator">=</span> <span class="operator">-</span><span class="number">1</span>;
|
|
<span class="type"><a href="qtglobal.html#qreal-typedef">qreal</a></span> distance <span class="operator">=</span> <span class="operator">-</span><span class="number">1</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>m_points<span class="operator">.</span>size(); <span class="operator">+</span><span class="operator">+</span>i) {
|
|
<span class="type"><a href="qtglobal.html#qreal-typedef">qreal</a></span> d <span class="operator">=</span> <span class="type"><a href="qlinef.html">QLineF</a></span>(e<span class="operator">-</span><span class="operator">></span>pos()<span class="operator">,</span> m_points<span class="operator">.</span>at(i))<span class="operator">.</span>length();
|
|
<span class="keyword">if</span> ((distance <span class="operator"><</span> <span class="number">0</span> <span class="operator">&</span><span class="operator">&</span> d <span class="operator"><</span> <span class="number">8</span> <span class="operator">*</span> m_pointSize) <span class="operator">|</span><span class="operator">|</span> d <span class="operator"><</span> distance) {
|
|
distance <span class="operator">=</span> d;
|
|
m_activePoint <span class="operator">=</span> i;
|
|
}
|
|
}
|
|
|
|
<span class="keyword">if</span> (m_activePoint <span class="operator">!</span><span class="operator">=</span> <span class="operator">-</span><span class="number">1</span>) {
|
|
m_wasAnimated <span class="operator">=</span> m_timer<span class="operator">.</span>isActive();
|
|
setAnimation(<span class="keyword">false</span>);
|
|
mouseMoveEvent(e);
|
|
}
|
|
|
|
<span class="comment">// If we're not running in small screen mode, always assume we're dragging</span>
|
|
m_mouseDrag <span class="operator">=</span> <span class="operator">!</span>m_smallScreen;
|
|
m_mousePress <span class="operator">=</span> e<span class="operator">-</span><span class="operator">></span>pos();
|
|
}
|
|
|
|
<span class="type">void</span> PathStrokeRenderer<span class="operator">::</span>mouseMoveEvent(<span class="type"><a href="qmouseevent.html">QMouseEvent</a></span> <span class="operator">*</span>e)
|
|
{
|
|
<span class="keyword">if</span> (<span class="operator">!</span>m_fingerPointMapping<span class="operator">.</span>isEmpty())
|
|
<span class="keyword">return</span>;
|
|
<span class="comment">// If we've moved more then 25 pixels, assume user is dragging</span>
|
|
<span class="keyword">if</span> (<span class="operator">!</span>m_mouseDrag <span class="operator">&</span><span class="operator">&</span> <span class="type"><a href="qpoint.html">QPoint</a></span>(m_mousePress <span class="operator">-</span> e<span class="operator">-</span><span class="operator">></span>pos())<span class="operator">.</span>manhattanLength() <span class="operator">></span> <span class="number">25</span>)
|
|
m_mouseDrag <span class="operator">=</span> <span class="keyword">true</span>;
|
|
|
|
<span class="keyword">if</span> (m_mouseDrag <span class="operator">&</span><span class="operator">&</span> m_activePoint <span class="operator">></span><span class="operator">=</span> <span class="number">0</span> <span class="operator">&</span><span class="operator">&</span> m_activePoint <span class="operator"><</span> m_points<span class="operator">.</span>size()) {
|
|
m_points<span class="operator">[</span>m_activePoint<span class="operator">]</span> <span class="operator">=</span> e<span class="operator">-</span><span class="operator">></span>pos();
|
|
update();
|
|
}
|
|
}
|
|
|
|
<span class="type">void</span> PathStrokeRenderer<span class="operator">::</span>mouseReleaseEvent(<span class="type"><a href="qmouseevent.html">QMouseEvent</a></span> <span class="operator">*</span>)
|
|
{
|
|
<span class="keyword">if</span> (<span class="operator">!</span>m_fingerPointMapping<span class="operator">.</span>isEmpty())
|
|
<span class="keyword">return</span>;
|
|
m_activePoint <span class="operator">=</span> <span class="operator">-</span><span class="number">1</span>;
|
|
setAnimation(m_wasAnimated);
|
|
|
|
<span class="keyword">if</span> (<span class="operator">!</span>m_mouseDrag <span class="operator">&</span><span class="operator">&</span> m_smallScreen)
|
|
<span class="keyword">emit</span> clicked();
|
|
}
|
|
|
|
<span class="type">void</span> PathStrokeRenderer<span class="operator">::</span>timerEvent(<span class="type"><a href="qtimerevent.html">QTimerEvent</a></span> <span class="operator">*</span>e)
|
|
{
|
|
<span class="keyword">if</span> (e<span class="operator">-</span><span class="operator">></span>timerId() <span class="operator">=</span><span class="operator">=</span> m_timer<span class="operator">.</span>timerId()) {
|
|
updatePoints();
|
|
<span class="type"><a href="qapplication.html">QApplication</a></span><span class="operator">::</span>syncX();
|
|
} <span class="comment">// else if (e->timerId() == m_fpsTimer.timerId()) {</span>
|
|
<span class="comment">// emit frameRate(m_frameCount);</span>
|
|
<span class="comment">// m_frameCount = 0;</span>
|
|
<span class="comment">// }</span>
|
|
}
|
|
|
|
<span class="type">bool</span> PathStrokeRenderer<span class="operator">::</span>event(<span class="type"><a href="qevent.html">QEvent</a></span> <span class="operator">*</span>e)
|
|
{
|
|
<span class="type">bool</span> touchBegin <span class="operator">=</span> <span class="keyword">false</span>;
|
|
<span class="keyword">switch</span> (e<span class="operator">-</span><span class="operator">></span>type()) {
|
|
<span class="keyword">case</span> <span class="type"><a href="qevent.html">QEvent</a></span><span class="operator">::</span>TouchBegin:
|
|
touchBegin <span class="operator">=</span> <span class="keyword">true</span>;
|
|
<span class="keyword">case</span> <span class="type"><a href="qevent.html">QEvent</a></span><span class="operator">::</span>TouchUpdate:
|
|
{
|
|
<span class="keyword">const</span> <span class="type"><a href="qtouchevent.html">QTouchEvent</a></span> <span class="operator">*</span><span class="keyword">const</span> event <span class="operator">=</span> <span class="keyword">static_cast</span><span class="operator"><</span><span class="keyword">const</span> <span class="type"><a href="qtouchevent.html">QTouchEvent</a></span><span class="operator">*</span><span class="operator">></span>(e);
|
|
<span class="keyword">const</span> <span class="type"><a href="qlist.html">QList</a></span><span class="operator"><</span><span class="type"><a href="qtouchevent.html">QTouchEvent</a></span><span class="operator">::</span>TouchPoint<span class="operator">></span> points <span class="operator">=</span> event<span class="operator">-</span><span class="operator">></span>touchPoints();
|
|
foreach (<span class="keyword">const</span> <span class="type"><a href="qtouchevent.html">QTouchEvent</a></span><span class="operator">::</span>TouchPoint <span class="operator">&</span>touchPoint<span class="operator">,</span> points) {
|
|
<span class="keyword">const</span> <span class="type">int</span> id <span class="operator">=</span> touchPoint<span class="operator">.</span>id();
|
|
<span class="keyword">switch</span> (touchPoint<span class="operator">.</span>state()) {
|
|
<span class="keyword">case</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>TouchPointPressed:
|
|
{
|
|
<span class="comment">// find the point, move it</span>
|
|
<span class="type"><a href="qset.html">QSet</a></span><span class="operator"><</span><span class="type">int</span><span class="operator">></span> activePoints <span class="operator">=</span> <span class="type"><a href="qset.html">QSet</a></span><span class="operator"><</span><span class="type">int</span><span class="operator">></span><span class="operator">::</span>fromList(m_fingerPointMapping<span class="operator">.</span>values());
|
|
<span class="type">int</span> activePoint <span class="operator">=</span> <span class="operator">-</span><span class="number">1</span>;
|
|
<span class="type"><a href="qtglobal.html#qreal-typedef">qreal</a></span> distance <span class="operator">=</span> <span class="operator">-</span><span class="number">1</span>;
|
|
<span class="keyword">const</span> <span class="type">int</span> pointsCount <span class="operator">=</span> m_points<span class="operator">.</span>size();
|
|
<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>pointsCount; <span class="operator">+</span><span class="operator">+</span>i) {
|
|
<span class="keyword">if</span> (activePoints<span class="operator">.</span>contains(i))
|
|
<span class="keyword">continue</span>;
|
|
|
|
<span class="type"><a href="qtglobal.html#qreal-typedef">qreal</a></span> d <span class="operator">=</span> <span class="type"><a href="qlinef.html">QLineF</a></span>(touchPoint<span class="operator">.</span>pos()<span class="operator">,</span> m_points<span class="operator">.</span>at(i))<span class="operator">.</span>length();
|
|
<span class="keyword">if</span> ((distance <span class="operator"><</span> <span class="number">0</span> <span class="operator">&</span><span class="operator">&</span> d <span class="operator"><</span> <span class="number">12</span> <span class="operator">*</span> m_pointSize) <span class="operator">|</span><span class="operator">|</span> d <span class="operator"><</span> distance) {
|
|
distance <span class="operator">=</span> d;
|
|
activePoint <span class="operator">=</span> i;
|
|
}
|
|
}
|
|
<span class="keyword">if</span> (activePoint <span class="operator">!</span><span class="operator">=</span> <span class="operator">-</span><span class="number">1</span>) {
|
|
m_fingerPointMapping<span class="operator">.</span>insert(touchPoint<span class="operator">.</span>id()<span class="operator">,</span> activePoint);
|
|
m_points<span class="operator">[</span>activePoint<span class="operator">]</span> <span class="operator">=</span> touchPoint<span class="operator">.</span>pos();
|
|
}
|
|
}
|
|
<span class="keyword">break</span>;
|
|
<span class="keyword">case</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>TouchPointReleased:
|
|
{
|
|
<span class="comment">// move the point and release</span>
|
|
<span class="type"><a href="qhash.html">QHash</a></span><span class="operator"><</span><span class="type">int</span><span class="operator">,</span><span class="type">int</span><span class="operator">></span><span class="operator">::</span>iterator it <span class="operator">=</span> m_fingerPointMapping<span class="operator">.</span>find(id);
|
|
m_points<span class="operator">[</span>it<span class="operator">.</span>value()<span class="operator">]</span> <span class="operator">=</span> touchPoint<span class="operator">.</span>pos();
|
|
m_fingerPointMapping<span class="operator">.</span>erase(it);
|
|
}
|
|
<span class="keyword">break</span>;
|
|
<span class="keyword">case</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>TouchPointMoved:
|
|
{
|
|
<span class="comment">// move the point</span>
|
|
<span class="keyword">const</span> <span class="type">int</span> pointIdx <span class="operator">=</span> m_fingerPointMapping<span class="operator">.</span>value(id<span class="operator">,</span> <span class="operator">-</span><span class="number">1</span>);
|
|
<span class="keyword">if</span> (pointIdx <span class="operator">></span><span class="operator">=</span> <span class="number">0</span>)
|
|
m_points<span class="operator">[</span>pointIdx<span class="operator">]</span> <span class="operator">=</span> touchPoint<span class="operator">.</span>pos();
|
|
}
|
|
<span class="keyword">break</span>;
|
|
<span class="keyword">default</span>:
|
|
<span class="keyword">break</span>;
|
|
}
|
|
}
|
|
<span class="keyword">if</span> (m_fingerPointMapping<span class="operator">.</span>isEmpty()) {
|
|
e<span class="operator">-</span><span class="operator">></span>ignore();
|
|
<span class="keyword">return</span> <span class="keyword">false</span>;
|
|
} <span class="keyword">else</span> {
|
|
<span class="keyword">if</span> (touchBegin) {
|
|
m_wasAnimated <span class="operator">=</span> m_timer<span class="operator">.</span>isActive();
|
|
setAnimation(<span class="keyword">false</span>);
|
|
}
|
|
update();
|
|
<span class="keyword">return</span> <span class="keyword">true</span>;
|
|
}
|
|
}
|
|
<span class="keyword">break</span>;
|
|
<span class="keyword">case</span> <span class="type"><a href="qevent.html">QEvent</a></span><span class="operator">::</span>TouchEnd:
|
|
<span class="keyword">if</span> (m_fingerPointMapping<span class="operator">.</span>isEmpty()) {
|
|
e<span class="operator">-</span><span class="operator">></span>ignore();
|
|
<span class="keyword">return</span> <span class="keyword">false</span>;
|
|
}
|
|
m_fingerPointMapping<span class="operator">.</span>clear();
|
|
setAnimation(m_wasAnimated);
|
|
<span class="keyword">return</span> <span class="keyword">true</span>;
|
|
<span class="keyword">break</span>;
|
|
<span class="keyword">default</span>:
|
|
<span class="keyword">break</span>;
|
|
}
|
|
<span class="keyword">return</span> <span class="type"><a href="qwidget.html">QWidget</a></span><span class="operator">::</span>event(e);
|
|
}
|
|
|
|
<span class="type">void</span> PathStrokeRenderer<span class="operator">::</span>setAnimation(<span class="type">bool</span> animation)
|
|
{
|
|
m_timer<span class="operator">.</span>stop();
|
|
<span class="comment">// m_fpsTimer.stop();</span>
|
|
|
|
<span class="keyword">if</span> (animation) {
|
|
m_timer<span class="operator">.</span>start(<span class="number">25</span><span class="operator">,</span> <span class="keyword">this</span>);
|
|
<span class="comment">// m_fpsTimer.start(1000, this);</span>
|
|
<span class="comment">// m_frameCount = 0;</span>
|
|
}
|
|
}</pre>
|
|
</div>
|
|
<!-- @@@demos/pathstroke/pathstroke.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
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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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