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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