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# canvas.h Example File
graphicsview/portedcanvas/canvas.h

    /****************************************************************************
    **
    ** Copyright (C) 2006-2006 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 EXAMPLE_H
    #define EXAMPLE_H

    #include <q3popupmenu.h>
    #include <q3mainwindow.h>
    #include <q3intdict.h>
    #include <QMouseEvent>
    #include <QGraphicsView>
    #include <QGraphicsScene>
    #include <QGraphicsItem>

    class BouncyLogo : public QGraphicsPixmapItem {
        void initSpeed();
    public:
        BouncyLogo();
        void advance(int);
        int type() const;

        QPainterPath shape() const;

        void initPos();
    private:
        qreal xvel;
        qreal yvel;
    };

    class FigureEditor : public QGraphicsView {
        Q_OBJECT

    public:
        FigureEditor(QGraphicsScene&, QWidget* parent=0, const char* name=0, Qt::WindowFlags f=0);
        void clear();

    signals:
        void status(const QString&);
    };

    class Main : public Q3MainWindow {
        Q_OBJECT

    public:
        Main(QGraphicsScene&, QWidget* parent=0, const char* name=0, Qt::WindowFlags f=0);
        ~Main();

    public slots:
        void help();

    private slots:
        void aboutQt();
        void newView();
        void clear();
        void init();

        void addSprite();
        void addCircle();
        void addHexagon();
        void addPolygon();
        void addSpline();
        void addText();
        void addLine();
        void addRectangle();
        void addMesh();
        void addLogo();
        void addButterfly();

        void enlarge();
        void shrink();
        void rotateClockwise();
        void rotateCounterClockwise();
        void zoomIn();
        void zoomOut();
        void mirror();
        void moveL();
        void moveR();
        void moveU();
        void moveD();

        void print();

    private:
        QGraphicsScene& canvas;
        FigureEditor *editor;

        Q3PopupMenu* options;
        QPrinter* printer;
        int dbf_id;
    };

    #endif