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authorLars Knoll <lars.knoll@nokia.com>2009-03-23 09:18:55 (GMT)
committerSimon Hausmann <simon.hausmann@nokia.com>2009-03-23 09:18:55 (GMT)
commite5fcad302d86d316390c6b0f62759a067313e8a9 (patch)
treec2afbf6f1066b6ce261f14341cf6d310e5595bc1 /examples/painting/svgviewer
downloadQt-e5fcad302d86d316390c6b0f62759a067313e8a9.zip
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Long live Qt 4.5!
Diffstat (limited to 'examples/painting/svgviewer')
-rw-r--r--examples/painting/svgviewer/files/bubbles.svg215
-rw-r--r--examples/painting/svgviewer/files/cubic.svg77
-rw-r--r--examples/painting/svgviewer/files/spheres.svg72
-rw-r--r--examples/painting/svgviewer/main.cpp63
-rw-r--r--examples/painting/svgviewer/mainwindow.cpp164
-rw-r--r--examples/painting/svgviewer/mainwindow.h81
-rw-r--r--examples/painting/svgviewer/svgview.cpp188
-rw-r--r--examples/painting/svgviewer/svgview.h84
-rw-r--r--examples/painting/svgviewer/svgviewer.pro23
-rw-r--r--examples/painting/svgviewer/svgviewer.qrc6
10 files changed, 973 insertions, 0 deletions
diff --git a/examples/painting/svgviewer/files/bubbles.svg b/examples/painting/svgviewer/files/bubbles.svg
new file mode 100644
index 0000000..65867da
--- /dev/null
+++ b/examples/painting/svgviewer/files/bubbles.svg
@@ -0,0 +1,215 @@
+<?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="white" 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"
+ 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"
+ 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"
+ 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"
+ 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"
+ 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"
+ 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"
+ 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"
+ 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"
+ 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"
+ 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"
+ 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"
+ 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" 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>
diff --git a/examples/painting/svgviewer/files/cubic.svg b/examples/painting/svgviewer/files/cubic.svg
new file mode 100644
index 0000000..492bb72
--- /dev/null
+++ b/examples/painting/svgviewer/files/cubic.svg
@@ -0,0 +1,77 @@
+<?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>
diff --git a/examples/painting/svgviewer/files/spheres.svg b/examples/painting/svgviewer/files/spheres.svg
new file mode 100644
index 0000000..b23164b
--- /dev/null
+++ b/examples/painting/svgviewer/files/spheres.svg
@@ -0,0 +1,72 @@
+<?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>
diff --git a/examples/painting/svgviewer/main.cpp b/examples/painting/svgviewer/main.cpp
new file mode 100644
index 0000000..18520f7
--- /dev/null
+++ b/examples/painting/svgviewer/main.cpp
@@ -0,0 +1,63 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain
+** additional rights. These rights are described in the Nokia Qt LGPL
+** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
+** package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#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");
+ window.show();
+ return app.exec();
+}
diff --git a/examples/painting/svgviewer/mainwindow.cpp b/examples/painting/svgviewer/mainwindow.cpp
new file mode 100644
index 0000000..22393eb
--- /dev/null
+++ b/examples/painting/svgviewer/mainwindow.cpp
@@ -0,0 +1,164 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain
+** additional rights. These rights are described in the Nokia Qt LGPL
+** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
+** package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#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->setShortcut(QKeySequence(tr("Ctrl+Q")));
+
+ 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);
+ }
+}
diff --git a/examples/painting/svgviewer/mainwindow.h b/examples/painting/svgviewer/mainwindow.h
new file mode 100644
index 0000000..5df430b
--- /dev/null
+++ b/examples/painting/svgviewer/mainwindow.h
@@ -0,0 +1,81 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain
+** additional rights. These rights are described in the Nokia Qt LGPL
+** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
+** package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#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
diff --git a/examples/painting/svgviewer/svgview.cpp b/examples/painting/svgviewer/svgview.cpp
new file mode 100644
index 0000000..daf7bf0
--- /dev/null
+++ b/examples/painting/svgviewer/svgview.cpp
@@ -0,0 +1,188 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain
+** additional rights. These rights are described in the Nokia Qt LGPL
+** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
+** package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+#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);
+
+ // 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();
+}
+
diff --git a/examples/painting/svgviewer/svgview.h b/examples/painting/svgviewer/svgview.h
new file mode 100644
index 0000000..993268a
--- /dev/null
+++ b/examples/painting/svgviewer/svgview.h
@@ -0,0 +1,84 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain
+** additional rights. These rights are described in the Nokia Qt LGPL
+** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
+** package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#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
diff --git a/examples/painting/svgviewer/svgviewer.pro b/examples/painting/svgviewer/svgviewer.pro
new file mode 100644
index 0000000..b29e218
--- /dev/null
+++ b/examples/painting/svgviewer/svgviewer.pro
@@ -0,0 +1,23 @@
+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.sources = files\*.svg
+ addFiles.path = \My Documents
+ DEPLOYMENT += addFiles
+}
diff --git a/examples/painting/svgviewer/svgviewer.qrc b/examples/painting/svgviewer/svgviewer.qrc
new file mode 100644
index 0000000..db611f5
--- /dev/null
+++ b/examples/painting/svgviewer/svgviewer.qrc
@@ -0,0 +1,6 @@
+<!DOCTYPE RCC><RCC version="1.0">
+<qresource prefix="/">
+ <file>files/bubbles.svg</file>
+</qresource>
+</RCC>
+