Doc: Modularized Qt Svg documentation

Change-Id: I2b503ec04a0a4bf800f62c8d3dc2bf1675293add
Reviewed-by: Sergio Ahumada <sergio.ahumada@digia.com>
Reviewed-by: Jerome Pasion <jerome.pasion@digia.com>

1 files changed, 148 insertions, 0 deletions

diff --git a/examples/svg/svggenerator/displaywidget.cpp b/examples/svg/svggenerator/displaywidget.cpp
new file mode 100644
index 0000000..4bb6459
--- /dev/null
+++ b/examples/svg/svggenerator/displaywidget.cpp
@@ -0,0 +1,148 @@
+/****************************************************************************
+**
+** Copyright (C) 2012 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 <QtWidgets>
+#include "displaywidget.h"
+
+DisplayWidget::DisplayWidget(QWidget *parent)
+    : QWidget(parent)
+{
+    QPainterPath car;
+    QPainterPath house;
+
+    QFile file(":resources/shapes.dat");
+    file.open(QFile::ReadOnly);
+    QDataStream stream(&file);
+    stream >> car >> house >> tree >> moon;
+    file.close();
+
+    shapeMap[Car] = car;
+    shapeMap[House] = house;
+
+    background = Sky;
+    shapeColor = Qt::darkYellow;
+    shape = House;
+}
+
+//! [paint event]
+void DisplayWidget::paintEvent(QPaintEvent * /* event */)
+{
+    QPainter painter;
+    painter.begin(this);
+    painter.setRenderHint(QPainter::Antialiasing);
+    paint(painter);
+    painter.end();
+}
+//! [paint event]
+
+//! [paint function]
+void DisplayWidget::paint(QPainter &painter)
+{
+//![paint picture]
+    painter.setClipRect(QRect(0, 0, 200, 200));
+    painter.setPen(Qt::NoPen);
+
+    switch (background) {
+    case Sky:
+    default:
+        painter.fillRect(QRect(0, 0, 200, 200), Qt::darkBlue);
+        painter.translate(145, 10);
+        painter.setBrush(Qt::white);
+        painter.drawPath(moon);
+        painter.translate(-145, -10);
+        break;
+    case Trees:
+    {
+        painter.fillRect(QRect(0, 0, 200, 200), Qt::darkGreen);
+        painter.setBrush(Qt::green);
+        painter.setPen(Qt::black);
+        for (int y = -55, row = 0; y < 200; y += 50, ++row) {
+            int xs;
+            if (row == 2 || row == 3)
+                xs = 150;
+            else
+                xs = 50;
+            for (int x = 0; x < 200; x += xs) {
+                painter.save();
+                painter.translate(x, y);
+                painter.drawPath(tree);
+                painter.restore();
+            }
+        }
+        break;
+    }
+    case Road:
+        painter.fillRect(QRect(0, 0, 200, 200), Qt::gray);
+        painter.setPen(QPen(Qt::white, 4, Qt::DashLine));
+        painter.drawLine(QLine(0, 35, 200, 35));
+        painter.drawLine(QLine(0, 165, 200, 165));
+        break;
+    }
+
+    painter.setBrush(shapeColor);
+    painter.setPen(Qt::black);
+    painter.translate(100, 100);
+    painter.drawPath(shapeMap[shape]);
+//![paint picture]
+}
+//! [paint function]
+
+QColor DisplayWidget::color() const
+{
+    return shapeColor;
+}
+
+void DisplayWidget::setBackground(Background background)
+{
+    this->background = background;
+    update();
+}
+
+void DisplayWidget::setColor(const QColor &color)
+{
+    this->shapeColor = color;
+    update();
+}
+
+void DisplayWidget::setShape(Shape shape)
+{
+    this->shape = shape;
+    update();
+}