Home · All Classes · Main Classes · Grouped Classes · Modules · Functions

canvas.h Example File
^{graphicsview/portedcanvas/canvas.h}

 /****************************************************************************
 **
 ** Copyright (C) 2006-2007 Trolltech ASA. All rights reserved.
 **
 ** This file is part of the example classes of the Qt Toolkit.
 **
 ** This file may be used under the terms of the GNU General Public
 ** License version 2.0 as published by the Free Software Foundation
 ** and appearing in the file LICENSE.GPL included in the packaging of
 ** this file.  Please review the following information to ensure GNU
 ** General Public Licensing requirements will be met:
 ** http://www.trolltech.com/products/qt/opensource.html
 **
 ** If you are unsure which license is appropriate for your use, please
 ** review the following information:
 ** http://www.trolltech.com/products/qt/licensing.html or contact the
 ** sales department at [email protected].
 **
 ** 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