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Imported svgviewer from qt4.8 

This is from commit 543486a41963f8d20d9771d2107cdd5a22894bdb in the
Qt git repository: git://gitorious.org/qt/qt.git
This commit is contained in:
Clifford Wolf 2013-03-27 06:57:57 +01:00
parent 041c06bd9d
commit 62b9e16f87
11 changed files with 994 additions and 0 deletions
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<?xml version="1.0" standalone="no"?>
<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.0//EN" "http://www.w3.org/TR/2001/REC-SVG-20010904/DTD/svg10.dtd">
<svg width="20cm" height="15cm" viewBox="0 0 800 600"
xmlns="http://www.w3.org/2000/svg"
xmlns:xlink="http://www.w3.org/1999/xlink/"
baseProfile="tiny" version="1.2">
<title>Spheres</title>
<desc>Semi-transparent bubbles on a colored background.</desc>
<defs>
<!-- Create radial gradients for each bubble. -->
<radialGradient id="blueBubble" gradientUnits="userSpaceOnUse"
cx="0" cy="0" r="100" fx="-50" fy="-50">
<stop offset="0%" stop-color="white" stop-opacity="1" />
<stop offset="25%" stop-color="#cdcdff" stop-opacity=".65" />
<stop offset="100%" stop-color="#cdaacd" stop-opacity=".75" />
</radialGradient>
<radialGradient id="redBubble" gradientUnits="userSpaceOnUse"
cx="0" cy="0" r="100" fx="-50" fy="-50">
<stop offset="0%" stop-color="white" stop-opacity="1" />
<stop offset="25%" stop-color="#ffcdcd" stop-opacity=".65" />
<stop offset="100%" stop-color="#bbbb99" stop-opacity=".75" />
</radialGradient>
<radialGradient id="greenBubble" gradientUnits="userSpaceOnUse"
cx="0" cy="0" r="100" fx="-50" fy="-50">
<stop offset="0%" stop-color="white" stop-opacity="1" />
<stop offset="25%" stop-color="#cdffcd" stop-opacity=".65" />
<stop offset="100%" stop-color="#99aaaa" stop-opacity=".75" />
</radialGradient>
<radialGradient id="yellowBubble" gradientUnits="userSpaceOnUse"
cx="0" cy="0" r="100" fx="-50" fy="-50">
<stop offset="0%" stop-color="white" stop-opacity="1" />
<stop offset="25%" stop-color="#ffffcd" stop-opacity=".65" />
<stop offset="100%" stop-color="#bbbbaa" stop-opacity=".75" />
</radialGradient>
<radialGradient id="background" gradientUnits="userSpaceOnUse"
cx="0" cy="0" r="400" fx="250" fy="250">
<stop offset="0%" stop-color="#ffffee" />
<stop offset="100%" stop-color="#ccccaa" />
</radialGradient>
<linearGradient id="surface" gradientUnits="userSpaceOnUse"
x1="-100" y1="200" x2="400" y2="200">
<stop offset="0%" stop-color="#ffffcc" />
<stop offset="100%" stop-color="#bbbb88" />
</linearGradient>
<!-- Create radial gradients for each circle to make them look like
spheres. -->
<radialGradient id="blueSphere" gradientUnits="userSpaceOnUse"
cx="0" cy="0" r="100" fx="-50" fy="-50">
<stop offset="0%" stop-color="white" />
<stop offset="75%" stop-color="blue" />
<stop offset="100%" stop-color="#222244" />
</radialGradient>
<radialGradient id="redSphere" gradientUnits="userSpaceOnUse"
cx="0" cy="0" r="100" fx="-50" fy="-50">
<stop offset="0%" stop-color="white" />
<stop offset="75%" stop-color="red" />
<stop offset="100%" stop-color="#442222" />
</radialGradient>
<radialGradient id="greenSphere" gradientUnits="userSpaceOnUse"
cx="0" cy="0" r="100" fx="-50" fy="-50">
<stop offset="0%" stop-color="white" />
<stop offset="75%" stop-color="green" />
<stop offset="100%" stop-color="#113311" />
</radialGradient>
<radialGradient id="yellowSphere" gradientUnits="userSpaceOnUse"
cx="0" cy="0" r="100" fx="-50" fy="-50">
<stop offset="0%" stop-color="white" />
<stop offset="75%" stop-color="yellow" />
<stop offset="100%" stop-color="#444422" />
</radialGradient>
<radialGradient id="shadowGrad" gradientUnits="userSpaceOnUse"
cx="0" cy="0" r="100" fx="-50" fy="50">
<stop offset="0%" stop-color="black" stop-opacity="1.0" />
<stop offset="100%" stop-color="black" stop-opacity="0.0" />
</radialGradient>
<!-- Define a shadow for each sphere. -->
<circle id="shadow" fill="url(#shadowGrad)" cx="0" cy="0" r="100" />
<g id="bubble">
<circle fill="black" cx="0" cy="0" r="50" />
<circle fill="#a6ce39" cx="0" cy="0" r="33" />
<path fill="black" d="M 37,50 L 50,37 L 12,-1 L 22,-11 L 10,-24 L -24,10
L -11,22 L -1,12 Z" />
<circle cx="0" cy="0" r="100" />
</g>
</defs>
<g>
<rect fill="url(#background)" x="0" y="0" width="800" height="600" />
</g>
<g transform="translate(200,700)">
<use xlink:href="#bubble" fill="url(#blueBubble)" />
<animateTransform attributeName="transform" type="translate" additive="sum"
values="0,0; 0,-800" begin="1s" dur="10s" fill="freeze" repeatCount="indefinite" />
</g>
<g transform="translate(315,700)">
<g transform="scale(0.5,0.5)">
<use xlink:href="#bubble" fill="url(#redBubble)" />
</g>
<animateTransform attributeName="transform" type="translate" additive="sum"
values="0,0; 0,-800" begin="3s" dur="7s" fill="freeze" repeatCount="indefinite" />
</g>
<g transform="translate(80,700)">
<g transform="scale(0.65,0.65)">
<use xlink:href="#bubble" fill="url(#greenBubble)" />
</g>
<animateTransform attributeName="transform" type="translate" additive="sum"
values="0,0; 0,-800" begin="5s" dur="9s" fill="freeze" repeatCount="indefinite" />
</g>
<g transform="translate(255,700)">
<g transform="scale(0.3,0.3)">
<use xlink:href="#bubble" fill="url(#yellowBubble)" />
</g>
<animateTransform attributeName="transform" type="translate" additive="sum"
values="0,0; 0,-800" begin="2s" dur="6s" fill="freeze" repeatCount="indefinite" />
</g>
<g transform="translate(565,700)">
<g transform="scale(0.4,0.4)">
<use xlink:href="#bubble" fill="url(#blueBubble)" />
</g>
<animateTransform attributeName="transform" type="translate" additive="sum"
values="0,0; 0,-800" begin="4s" dur="8s" fill="freeze" repeatCount="indefinite" />
</g>
<g transform="translate(715,700)">
<g transform="scale(0.6,0.6)">
<use xlink:href="#bubble" fill="url(#redBubble)" />
</g>
<animateTransform attributeName="transform" type="translate" additive="sum"
values="0,0; 0,-800" begin="1s" dur="4s" fill="freeze" repeatCount="indefinite" />
</g>
<g transform="translate(645,700)">
<g transform="scale(0.375,0.375)">
<use xlink:href="#bubble" fill="url(#greenBubble)" />
</g>
<animateTransform attributeName="transform" type="translate" additive="sum"
values="0,0; 0,-800" begin="0s" dur="11s" fill="freeze" repeatCount="indefinite" />
</g>
<g transform="translate(555,700)">
<g transform="scale(0.9,0.9)">
<use xlink:href="#bubble" fill="url(#yellowBubble)" />
</g>
<animateTransform attributeName="transform" type="translate" additive="sum"
values="0,0; 0,-800" begin="3s" dur="7.5s" fill="freeze" repeatCount="indefinite" />
</g>
<g transform="translate(360,700)">
<g transform="scale(0.5,0.5)">
<use xlink:href="#bubble" fill="url(#blueBubble)" />
</g>
<animateTransform attributeName="transform" type="translate" additive="sum"
values="0,0; 0,-800" begin="3s" dur="6s" fill="freeze" repeatCount="indefinite" />
</g>
<g transform="translate(215,700)">
<g transform="scale(0.45,0.45)">
<use xlink:href="#bubble" fill="url(#redBubble)" />
</g>
<animateTransform attributeName="transform" type="translate" additive="sum"
values="0,0; 0,-800" begin="5.5s" dur="7s" fill="freeze" repeatCount="indefinite" />
</g>
<g transform="translate(420,700)">
<g transform="scale(0.75,0.75)">
<use xlink:href="#bubble" fill="url(#greenBubble)" />
</g>
<animateTransform attributeName="transform" type="translate" additive="sum"
values="0,0; 0,-800" begin="1s" dur="9s" fill="freeze" repeatCount="indefinite" />
</g>
<g transform="translate(815,700)">
<g transform="scale(0.6,0.6)">
<use xlink:href="#bubble" fill="url(#yellowBubble)" />
</g>
<animateTransform attributeName="transform" type="translate" additive="sum"
values="0,0; 0,-800" begin="2s" dur="9.5s" fill="freeze" repeatCount="indefinite" />
</g>
<g transform="translate(225,375)" >
<g transform="scale(1.0,0.5)" >
<path d="M 0 0 L 350 0 L 450 450 L -100 450 z"
fill="url(#surface)" stroke="none" />
</g>
</g>
<g transform="translate(200,0)" >
<g transform="translate(200,490) scale(2.0,1.0) rotate(45)" >
<rect fill="#a6ce39" x="-69" y="-69" width="138" height="138" />
<circle fill="black" cx="0" cy="0" r="50" />
<circle fill="#a6ce39" cx="0" cy="0" r="33" />
<path fill="black" d="M 37,50 L 50,37 L 12,-1 L 22,-11 L 10,-24 L -24,10
L -11,22 L -1,12 Z" />
<animateTransform attributeName="transform" type="rotate" additive="sum" values="0; 360"
begin="0s" dur="10s" fill="freeze" repeatCount="indefinite" />
</g>
<g transform="translate(200,375)">
<use xlink:href="#shadow" transform="translate(25,55) scale(1.0,0.5)" />
<circle fill="url(#blueSphere)" cx="0" cy="0" r="100" />
</g>
<g transform="translate(315,440)">
<g transform="scale(0.5,0.5)">
<use xlink:href="#shadow" transform="translate(25,55) scale(1.0,0.5)" />
<circle fill="url(#redSphere)" cx="0" cy="0" r="100" />
</g>
</g>
<g transform="translate(80,475)">
<g transform="scale(0.65,0.65)">
<use xlink:href="#shadow" transform="translate(25,55) scale(1.0,0.5)" />
<circle fill="url(#greenSphere)" cx="0" cy="0" r="100" />
</g>
</g>
<g transform="translate(255,525)">
<g transform="scale(0.3,0.3)">
<use xlink:href="#shadow" transform="translate(25,55) scale(1.0,0.5)" />
<circle fill="url(#yellowSphere)" cx="0" cy="0" r="100" />
</g>
</g>
</g>
</svg>
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<?xml version="1.0" standalone="no"?>
<svg width="10cm" height="10cm" viewBox="0 0 1000 1000"
xmlns="http://www.w3.org/2000/svg" version="1.2" baseProfile="tiny">
<title>Example cubic02 - cubic Bezier commands in path data</title>
<desc>Picture showing examples of "C" and "S" commands,
along with annotations showing the control points
and end points</desc>
<rect fill="none" stroke="blue" stroke-width="1" x="1" y="1" width="998" height="998" />
<!-- Path 1 -->
<polyline fill="none" stroke="#888888" stroke-width="2" points="100,200 100,100" />
<polyline fill="none" stroke="#888888" stroke-width="2" points="400,100 400,200" />
<path fill="none" stroke="red" stroke-width="5" d="M100,200 C100,100 400,100 400,200" />
<circle fill="none" stroke="#888888" stroke-width="2" cx="100" cy="200" r="10" />
<circle fill="none" stroke="#888888" stroke-width="2" cx="400" cy="200" r="10" />
<circle class="CtlPoint" cx="100" cy="100" r="10" />
<circle class="CtlPoint" cx="400" cy="100" r="10" />
<text text-anchor="middle" font-size="22" font-family="Verdana" x="250" y="275">M100,200 C100,100 400,100 400,200</text>
<!-- Path 2 -->
<polyline fill="none" stroke="#888888" stroke-width="2" points="100,500 25,400" />
<polyline fill="none" stroke="#888888" stroke-width="2" points="475,400 400,500" />
<path fill="none" stroke="red" stroke-width="5" d="M100,500 C25,400 475,400 400,500" />
<circle fill="none" stroke="#888888" stroke-width="2" cx="100" cy="500" r="10" />
<circle fill="none" stroke="#888888" stroke-width="2" cx="400" cy="500" r="10" />
<circle fill="#888888" stroke="none" cx="25" cy="400" r="10" />
<circle fill="#888888" stroke="none" cx="475" cy="400" r="10" />
<text text-anchor="middle" font-size="22" font-family="Verdana" x="250" y="575">M100,500 C25,400 475,400 400,500</text>
<!-- Path 3 -->
<polyline fill="none" stroke="#888888" stroke-width="2" points="100,800 175,700" />
<polyline fill="none" stroke="#888888" stroke-width="2" points="325,700 400,800" />
<path fill="none" stroke="red" stroke-width="5" d="M100,800 C175,700 325,700 400,800" />
<circle fill="none" stroke="#888888" stroke-width="2" cx="100" cy="800" r="10" />
<circle fill="none" stroke="#888888" stroke-width="2" cx="400" cy="800" r="10" />
<circle fill="#888888" stroke="none" cx="175" cy="700" r="10" />
<circle fill="#888888" stroke="none" cx="325" cy="700" r="10" />
<text text-anchor="middle" font-size="22" font-family="Verdana" x="250" y="875">M100,800 C175,700 325,700 400,800</text>
<!-- Path 4 -->
<polyline fill="none" stroke="#888888" stroke-width="2" points="600,200 675,100" />
<polyline fill="none" stroke="#888888" stroke-width="2" points="975,100 900,200" />
<path fill="none" stroke="red" stroke-width="5" d="M600,200 C675,100 975,100 900,200" />
<circle fill="none" stroke="#888888" stroke-width="2" cx="600" cy="200" r="10" />
<circle fill="none" stroke="#888888" stroke-width="2" cx="900" cy="200" r="10" />
<circle fill="#888888" stroke="none" cx="675" cy="100" r="10" />
<circle fill="#888888" stroke="none" cx="975" cy="100" r="10" />
<text text-anchor="middle" font-size="22" font-family="Verdana" x="750" y="275">M600,200 C675,100 975,100 900,200</text>
<!-- Path 5 -->
<polyline fill="none" stroke="#888888" stroke-width="2" points="600,500 600,350" />
<polyline fill="none" stroke="#888888" stroke-width="2" points="900,650 900,500" />
<path fill="none" stroke="red" stroke-width="5" d="M600,500 C600,350 900,650 900,500" />
<circle fill="none" stroke="#888888" stroke-width="2" cx="600" cy="500" r="10" />
<circle fill="none" stroke="#888888" stroke-width="2" cx="900" cy="500" r="10" />
<circle fill="#888888" stroke="none" cx="600" cy="350" r="10" />
<circle fill="#888888" stroke="none" cx="900" cy="650" r="10" />
<text text-anchor="middle" font-size="22" font-family="Verdana" x="750" y="575">M600,500 C600,350 900,650 900,500</text>
<!-- Path 6 (C and S command) -->
<polyline fill="none" stroke="#888888" stroke-width="2" points="600,800 625,700" />
<polyline fill="none" stroke="#888888" stroke-width="2" points="725,700 750,800" />
<polyline fill="none" stroke="#888888" stroke-width="2" points="750,800 775,900" />
<polyline fill="none" stroke="#888888" stroke-width="2" points="875,900 900,800" />
<path fill="none" stroke="red" stroke-width="5" d="M600,800 C625,700 725,700 750,800
S875,900 900,800" />
<circle fill="none" stroke="#888888" stroke-width="2" cx="600" cy="800" r="10" />
<circle fill="none" stroke="#888888" stroke-width="2" cx="750" cy="800" r="10" />
<circle fill="none" stroke="#888888" stroke-width="2" cx="900" cy="800" r="10" />
<circle fill="#888888" stroke="none" cx="625" cy="700" r="10" />
<circle fill="#888888" stroke="none" cx="725" cy="700" r="10" />
<circle fill="#888888" stroke="none" cx="875" cy="900" r="10" />
<circle fill="none" stroke="blue" stroke-width="4" cx="775" cy="900" r="9" />
<text text-anchor="middle" font-size="22" font-family="Verdana" x="750" y="945">M600,800 C625,700 725,700 750,800</text>
<text text-anchor="middle" font-size="22" font-family="Verdana" x="750" y="975">S875,900 900,800</text>
</svg>
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<?xml version="1.0" standalone="no"?>
<svg width="8cm" height="8cm" viewBox="0 0 400 400"
xmlns="http://www.w3.org/2000/svg"
xmlns:xlink="http://www.w3.org/1999/xlink/"
baseProfile="tiny" version="1.2">
<title>Spheres</title>
<desc>Gradient filled spheres with different colors.</desc>
<defs>
<!-- Create radial gradients for each circle to make them look like
spheres. -->
<radialGradient id="blueSphere" gradientUnits="userSpaceOnUse"
cx="0" cy="0" r="100" fx="-50" fy="-50">
<stop offset="0%" stop-color="white" />
<stop offset="75%" stop-color="blue" />
<stop offset="100%" stop-color="#222244" />
</radialGradient>
<radialGradient id="redSphere" gradientUnits="userSpaceOnUse"
cx="0" cy="0" r="100" fx="-50" fy="-50">
<stop offset="0%" stop-color="white" />
<stop offset="75%" stop-color="red" />
<stop offset="100%" stop-color="#442222" />
</radialGradient>
<radialGradient id="greenSphere" gradientUnits="userSpaceOnUse"
cx="0" cy="0" r="100" fx="-50" fy="-50">
<stop offset="0%" stop-color="white" />
<stop offset="75%" stop-color="green" />
<stop offset="100%" stop-color="#113311" />
</radialGradient>
<radialGradient id="yellowSphere" gradientUnits="userSpaceOnUse"
cx="0" cy="0" r="100" fx="-50" fy="-50">
<stop offset="0%" stop-color="white" />
<stop offset="75%" stop-color="yellow" />
<stop offset="100%" stop-color="#444422" />
</radialGradient>
<radialGradient id="shadowGrad" gradientUnits="userSpaceOnUse"
cx="0" cy="0" r="100" fx="-50" fy="50">
<stop offset="0%" stop-color="black" stop-opacity="1.0" />
<stop offset="100%" stop-color="white" stop-opacity="0.0" />
</radialGradient>
<!-- Define a shadow for each sphere. -->
<circle id="shadow" fill="url(#shadowGrad)" cx="0" cy="0" r="100" />
</defs>
<g fill="#ffee99" stroke="none" >
<rect x="0" y="0" width="400" height="400" />
</g>
<g fill="white" stroke="none" >
<rect x="0" y="175" width="400" height="225" />
</g>
<g transform="translate(200,175)">
<use xlink:href="#shadow" transform="translate(25,55) scale(1.0,0.5)" />
<circle fill="url(#blueSphere)" cx="0" cy="0" r="100" />
</g>
<g transform="translate(315,240)">
<g transform="scale(0.5,0.5)">
<use xlink:href="#shadow" transform="translate(25,55) scale(1.0,0.5)" />
<circle fill="url(#redSphere)" cx="0" cy="0" r="100" />
</g>
</g>
<g transform="translate(80,275)">
<g transform="scale(0.65,0.65)">
<use xlink:href="#shadow" transform="translate(25,55) scale(1.0,0.5)" />
<circle fill="url(#greenSphere)" cx="0" cy="0" r="100" />
</g>
</g>
<g transform="translate(255,325)">
<g transform="scale(0.3,0.3)">
<use xlink:href="#shadow" transform="translate(25,55) scale(1.0,0.5)" />
<circle fill="url(#yellowSphere)" cx="0" cy="0" r="100" />
</g>
</g>
</svg>
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/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** You may use this file under the terms of the BSD license as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
** * Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** * Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in
** the documentation and/or other materials provided with the
** distribution.
** * Neither the name of Digia Plc and its Subsidiary(-ies) nor the names
** of its contributors may be used to endorse or promote products derived
** from this software without specific prior written permission.
**
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QApplication>
#include <QString>
#ifndef QT_NO_OPENGL
#include <QGLFormat>
#endif
#include "mainwindow.h"
int main(int argc, char **argv)
{
Q_INIT_RESOURCE(svgviewer);
QApplication app(argc, argv);
MainWindow window;
if (argc == 2)
window.openFile(argv[1]);
else
window.openFile(":/files/bubbles.svg");
#if defined(Q_OS_SYMBIAN)
window.showMaximized();
#else
window.show();
#endif
return app.exec();
}

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/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** You may use this file under the terms of the BSD license as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
** * Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** * Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in
** the documentation and/or other materials provided with the
** distribution.
** * Neither the name of Digia Plc and its Subsidiary(-ies) nor the names
** of its contributors may be used to endorse or promote products derived
** from this software without specific prior written permission.
**
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "mainwindow.h"
#include <QtGui>
#include "svgview.h"
MainWindow::MainWindow()
: QMainWindow()
, m_view(new SvgView)
{
QMenu *fileMenu = new QMenu(tr("&File"), this);
QAction *openAction = fileMenu->addAction(tr("&Open..."));
openAction->setShortcut(QKeySequence(tr("Ctrl+O")));
QAction *quitAction = fileMenu->addAction(tr("E&xit"));
quitAction->setShortcuts(QKeySequence::Quit);
menuBar()->addMenu(fileMenu);
QMenu *viewMenu = new QMenu(tr("&View"), this);
m_backgroundAction = viewMenu->addAction(tr("&Background"));
m_backgroundAction->setEnabled(false);
m_backgroundAction->setCheckable(true);
m_backgroundAction->setChecked(false);
connect(m_backgroundAction, SIGNAL(toggled(bool)), m_view, SLOT(setViewBackground(bool)));
m_outlineAction = viewMenu->addAction(tr("&Outline"));
m_outlineAction->setEnabled(false);
m_outlineAction->setCheckable(true);
m_outlineAction->setChecked(true);
connect(m_outlineAction, SIGNAL(toggled(bool)), m_view, SLOT(setViewOutline(bool)));
menuBar()->addMenu(viewMenu);
QMenu *rendererMenu = new QMenu(tr("&Renderer"), this);
m_nativeAction = rendererMenu->addAction(tr("&Native"));
m_nativeAction->setCheckable(true);
m_nativeAction->setChecked(true);
#ifndef QT_NO_OPENGL
m_glAction = rendererMenu->addAction(tr("&OpenGL"));
m_glAction->setCheckable(true);
#endif
m_imageAction = rendererMenu->addAction(tr("&Image"));
m_imageAction->setCheckable(true);
#ifndef QT_NO_OPENGL
rendererMenu->addSeparator();
m_highQualityAntialiasingAction = rendererMenu->addAction(tr("&High Quality Antialiasing"));
m_highQualityAntialiasingAction->setEnabled(false);
m_highQualityAntialiasingAction->setCheckable(true);
m_highQualityAntialiasingAction->setChecked(false);
connect(m_highQualityAntialiasingAction, SIGNAL(toggled(bool)), m_view, SLOT(setHighQualityAntialiasing(bool)));
#endif
QActionGroup *rendererGroup = new QActionGroup(this);
rendererGroup->addAction(m_nativeAction);
#ifndef QT_NO_OPENGL
rendererGroup->addAction(m_glAction);
#endif
rendererGroup->addAction(m_imageAction);
menuBar()->addMenu(rendererMenu);
connect(openAction, SIGNAL(triggered()), this, SLOT(openFile()));
connect(quitAction, SIGNAL(triggered()), qApp, SLOT(quit()));
connect(rendererGroup, SIGNAL(triggered(QAction*)),
this, SLOT(setRenderer(QAction*)));
setCentralWidget(m_view);
setWindowTitle(tr("SVG Viewer"));
}
void MainWindow::openFile(const QString &path)
{
QString fileName;
if (path.isNull())
fileName = QFileDialog::getOpenFileName(this, tr("Open SVG File"),
m_currentPath, "SVG files (*.svg *.svgz *.svg.gz)");
else
fileName = path;
if (!fileName.isEmpty()) {
QFile file(fileName);
if (!file.exists()) {
QMessageBox::critical(this, tr("Open SVG File"),
QString("Could not open file '%1'.").arg(fileName));
m_outlineAction->setEnabled(false);
m_backgroundAction->setEnabled(false);
return;
}
m_view->openFile(file);
if (!fileName.startsWith(":/")) {
m_currentPath = fileName;
setWindowTitle(tr("%1 - SVGViewer").arg(m_currentPath));
}
m_outlineAction->setEnabled(true);
m_backgroundAction->setEnabled(true);
resize(m_view->sizeHint() + QSize(80, 80 + menuBar()->height()));
}
}
void MainWindow::setRenderer(QAction *action)
{
#ifndef QT_NO_OPENGL
m_highQualityAntialiasingAction->setEnabled(false);
#endif
if (action == m_nativeAction)
m_view->setRenderer(SvgView::Native);
#ifndef QT_NO_OPENGL
else if (action == m_glAction) {
m_highQualityAntialiasingAction->setEnabled(true);
m_view->setRenderer(SvgView::OpenGL);
}
#endif
else if (action == m_imageAction) {
m_view->setRenderer(SvgView::Image);
}
}

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/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** You may use this file under the terms of the BSD license as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
** * Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** * Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in
** the documentation and/or other materials provided with the
** distribution.
** * Neither the name of Digia Plc and its Subsidiary(-ies) nor the names
** of its contributors may be used to endorse or promote products derived
** from this software without specific prior written permission.
**
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef MAINWINDOW_H
#define MAINWINDOW_H
#include <QMainWindow>
#include <QString>
class SvgView;
QT_BEGIN_NAMESPACE
class QAction;
class QGraphicsView;
class QGraphicsScene;
class QGraphicsRectItem;
QT_END_NAMESPACE
class MainWindow : public QMainWindow
{
Q_OBJECT
public:
MainWindow();
public slots:
void openFile(const QString &path = QString());
void setRenderer(QAction *action);
private:
QAction *m_nativeAction;
QAction *m_glAction;
QAction *m_imageAction;
QAction *m_highQualityAntialiasingAction;
QAction *m_backgroundAction;
QAction *m_outlineAction;
SvgView *m_view;
QString m_currentPath;
};
#endif

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/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** You may use this file under the terms of the BSD license as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
** * Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** * Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in
** the documentation and/or other materials provided with the
** distribution.
** * Neither the name of Digia Plc and its Subsidiary(-ies) nor the names
** of its contributors may be used to endorse or promote products derived
** from this software without specific prior written permission.
**
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "svgview.h"
#include <QFile>
#include <QWheelEvent>
#include <QMouseEvent>
#include <QGraphicsRectItem>
#include <QGraphicsSvgItem>
#include <QPaintEvent>
#include <qmath.h>
#ifndef QT_NO_OPENGL
#include <QGLWidget>
#endif
SvgView::SvgView(QWidget *parent)
: QGraphicsView(parent)
, m_renderer(Native)
, m_svgItem(0)
, m_backgroundItem(0)
, m_outlineItem(0)
{
setScene(new QGraphicsScene(this));
setTransformationAnchor(AnchorUnderMouse);
setDragMode(ScrollHandDrag);
setViewportUpdateMode(FullViewportUpdate);
// Prepare background check-board pattern
QPixmap tilePixmap(64, 64);
tilePixmap.fill(Qt::white);
QPainter tilePainter(&tilePixmap);
QColor color(220, 220, 220);
tilePainter.fillRect(0, 0, 32, 32, color);
tilePainter.fillRect(32, 32, 32, 32, color);
tilePainter.end();
setBackgroundBrush(tilePixmap);
}
void SvgView::drawBackground(QPainter *p, const QRectF &)
{
p->save();
p->resetTransform();
p->drawTiledPixmap(viewport()->rect(), backgroundBrush().texture());
p->restore();
}
void SvgView::openFile(const QFile &file)
{
if (!file.exists())
return;
QGraphicsScene *s = scene();
bool drawBackground = (m_backgroundItem ? m_backgroundItem->isVisible() : false);
bool drawOutline = (m_outlineItem ? m_outlineItem->isVisible() : true);
s->clear();
resetTransform();
m_svgItem = new QGraphicsSvgItem(file.fileName());
m_svgItem->setFlags(QGraphicsItem::ItemClipsToShape);
m_svgItem->setCacheMode(QGraphicsItem::NoCache);
m_svgItem->setZValue(0);
m_backgroundItem = new QGraphicsRectItem(m_svgItem->boundingRect());
m_backgroundItem->setBrush(Qt::white);
m_backgroundItem->setPen(Qt::NoPen);
m_backgroundItem->setVisible(drawBackground);
m_backgroundItem->setZValue(-1);
m_outlineItem = new QGraphicsRectItem(m_svgItem->boundingRect());
QPen outline(Qt::black, 2, Qt::DashLine);
outline.setCosmetic(true);
m_outlineItem->setPen(outline);
m_outlineItem->setBrush(Qt::NoBrush);
m_outlineItem->setVisible(drawOutline);
m_outlineItem->setZValue(1);
s->addItem(m_backgroundItem);
s->addItem(m_svgItem);
s->addItem(m_outlineItem);
s->setSceneRect(m_outlineItem->boundingRect().adjusted(-10, -10, 10, 10));
}
void SvgView::setRenderer(RendererType type)
{
m_renderer = type;
if (m_renderer == OpenGL) {
#ifndef QT_NO_OPENGL
setViewport(new QGLWidget(QGLFormat(QGL::SampleBuffers)));
#endif
} else {
setViewport(new QWidget);
}
}
void SvgView::setHighQualityAntialiasing(bool highQualityAntialiasing)
{
#ifndef QT_NO_OPENGL
setRenderHint(QPainter::HighQualityAntialiasing, highQualityAntialiasing);
#else
Q_UNUSED(highQualityAntialiasing);
#endif
}
void SvgView::setViewBackground(bool enable)
{
if (!m_backgroundItem)
return;
m_backgroundItem->setVisible(enable);
}
void SvgView::setViewOutline(bool enable)
{
if (!m_outlineItem)
return;
m_outlineItem->setVisible(enable);
}
void SvgView::paintEvent(QPaintEvent *event)
{
if (m_renderer == Image) {
if (m_image.size() != viewport()->size()) {
m_image = QImage(viewport()->size(), QImage::Format_ARGB32_Premultiplied);
}
QPainter imagePainter(&m_image);
QGraphicsView::render(&imagePainter);
imagePainter.end();
QPainter p(viewport());
p.drawImage(0, 0, m_image);
} else {
QGraphicsView::paintEvent(event);
}
}
void SvgView::wheelEvent(QWheelEvent *event)
{
qreal factor = qPow(1.2, event->delta() / 240.0);
scale(factor, factor);
event->accept();
}

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/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** You may use this file under the terms of the BSD license as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
** * Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** * Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in
** the documentation and/or other materials provided with the
** distribution.
** * Neither the name of Digia Plc and its Subsidiary(-ies) nor the names
** of its contributors may be used to endorse or promote products derived
** from this software without specific prior written permission.
**
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef SVGVIEW_H
#define SVGVIEW_H
#include <QGraphicsView>
QT_BEGIN_NAMESPACE
class QWheelEvent;
class QPaintEvent;
class QFile;
QT_END_NAMESPACE
class SvgView : public QGraphicsView
{
Q_OBJECT
public:
enum RendererType { Native, OpenGL, Image };
SvgView(QWidget *parent = 0);
void openFile(const QFile &file);
void setRenderer(RendererType type = Native);
void drawBackground(QPainter *p, const QRectF &rect);
public slots:
void setHighQualityAntialiasing(bool highQualityAntialiasing);
void setViewBackground(bool enable);
void setViewOutline(bool enable);
protected:
void wheelEvent(QWheelEvent *event);
void paintEvent(QPaintEvent *event);
private:
RendererType m_renderer;
QGraphicsItem *m_svgItem;
QGraphicsRectItem *m_backgroundItem;
QGraphicsRectItem *m_outlineItem;
QImage m_image;
};
#endif // SVGVIEW_H

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[Desktop Entry]
Encoding=UTF-8
Version=1.0
Type=Application
Terminal=false
Name=SVG Viewer
Exec=/opt/usr/bin/svgviewer
Icon=svgviewer
X-Window-Icon=
X-HildonDesk-ShowInToolbar=true
X-Osso-Type=application/x-executable

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HEADERS = mainwindow.h \
svgview.h
RESOURCES = svgviewer.qrc
SOURCES = main.cpp \
mainwindow.cpp \
svgview.cpp
QT += svg xml
contains(QT_CONFIG, opengl): QT += opengl
CONFIG += console
# install
target.path = $$[QT_INSTALL_EXAMPLES]/painting/svgviewer
sources.files = $$SOURCES $$HEADERS $$RESOURCES svgviewer.pro files
sources.path = $$[QT_INSTALL_EXAMPLES]/painting/svgviewer
INSTALLS += target sources
wince*: {
addFiles.files = files\\*.svg
addFiles.path = "\\My Documents"
DEPLOYMENT += addFiles
}
symbian: {
TARGET.UID3 = 0xA000A64E
include($$QT_SOURCE_TREE/examples/symbianpkgrules.pri)
addFiles.files = files\\*.svg
addFiles.path = .
DEPLOYMENT += addFiles
}
maemo5: include($$QT_SOURCE_TREE/examples/maemo5pkgrules.pri)

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<!DOCTYPE RCC><RCC version="1.0">
<qresource prefix="/">
<file>files/bubbles.svg</file>
</qresource>
</RCC>