window.cpp Example File | Qt SVG 5.4

- Qt 5.4
- Qt SVG
- SVG Generator Example
- window.cpp Example File
- Qt 5.4.2 Reference Documentation

# window.cpp Example File

svggenerator/window.cpp

    /****************************************************************************
    **
    ** 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
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    **     notice, this list of conditions and the following disclaimer in
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    **     of its contributors may be used to endorse or promote products derived
    **     from this software without specific prior written permission.
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    #include <QColorDialog>
    #include <QFileDialog>
    #include <QPainter>
    #include <QSvgGenerator>
    #include "window.h"
    #include "displaywidget.h"

    Window::Window(QWidget *parent)
        : QWidget(parent)
    {
        setupUi(this);
    }

    void Window::updateBackground(int background)
    {
        displayWidget->setBackground(DisplayWidget::Background(background));
    }

    void Window::updateColor()
    {
        QColor color = QColorDialog::getColor(displayWidget->color());
        if (color.isValid())
            displayWidget->setColor(color);
    }

    void Window::updateShape(int shape)
    {
        displayWidget->setShape(DisplayWidget::Shape(shape));
    }

    void Window::saveSvg()
    {
        QString newPath = QFileDialog::getSaveFileName(this, tr("Save SVG"),
            path, tr("SVG files (*.svg)"));

        if (newPath.isEmpty())
            return;

        path = newPath;

        QSvgGenerator generator;
        generator.setFileName(path);
        generator.setSize(QSize(200, 200));
        generator.setViewBox(QRect(0, 0, 200, 200));
        generator.setTitle(tr("SVG Generator Example Drawing"));
        generator.setDescription(tr("An SVG drawing created by the SVG Generator "
                                    "Example provided with Qt."));
        QPainter painter;
        painter.begin(&generator);
        displayWidget->paint(painter);
        painter.end();
    }