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# svgview.h Example File
painting/svgviewer/svgview.h

    /****************************************************************************
    **
    ** Copyright (C) 2005-2006 Trolltech ASA. All rights reserved.
    **
    ** This file is part of the example classes of the Qt Toolkit.
    **
    ** Licensees holding valid Qt Preview licenses may use this file in
    ** accordance with the Qt Preview License Agreement provided with the
    ** Software.
    **
    ** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
    ** information about Qt Commercial License Agreements.
    **
    ** Contact info@trolltech.com if any conditions of this licensing are
    ** not clear to you.
    **
    ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
    ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
    **
    ****************************************************************************/

    #ifndef SVGVIEW_H
    #define SVGVIEW_H

    #include <QWidget>
    #include <QImage>
    #ifndef QT_NO_OPENGL
    #include <QGLWidget>
    #endif

    class QPaintEvent;
    class QSvgRenderer;
    class QWheelEvent;

    class SvgRasterView : public QWidget
    {
        Q_OBJECT

    public:
        SvgRasterView(const QString &file, QWidget *parent=0);

        virtual QSize sizeHint() const;

    protected slots:
        void poluteImage();
    protected:
        virtual void paintEvent(QPaintEvent *event);
        virtual void wheelEvent(QWheelEvent *event);

    private:
        QSvgRenderer *doc;
        QImage buffer;
        bool m_dirty;
    };

    class SvgNativeView : public QWidget
    {
        Q_OBJECT

    public:
        SvgNativeView(const QString &file, QWidget *parent=0);

        virtual QSize sizeHint() const;
    protected:
        virtual void paintEvent(QPaintEvent *event);
        virtual void wheelEvent(QWheelEvent *event);

    private:
        QSvgRenderer *doc;
    };

    #ifndef QT_NO_OPENGL
    class SvgGLView : public QGLWidget
    {
        Q_OBJECT

    public:
        SvgGLView(const QString &file, QWidget *parent=0);

        virtual QSize sizeHint() const;
    protected:
        virtual void paintEvent(QPaintEvent *event);
        virtual void wheelEvent(QWheelEvent *event);

    private:
        QSvgRenderer *doc;
    };
    #endif

    #endif