Qt:Документация 4.3.2/graphicsview-portedcanvas-canvas-h

Материал из Wiki.crossplatform.ru

Перейти к: навигация, поиск
40px Внимание: Актуальная версия перевода документации находится здесь

__NOTOC__

Image:qt-logo.png

Главная · Все классы · Основные классы · Классы по группам · Модули · Функции

Image:trolltech-logo.png

[править] 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://trolltech.com/products/qt/licenses/licensing/opensource/
 **
 ** If you are unsure which license is appropriate for your use, please
 ** review the following information:
 ** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
 ** or contact the sales department at sales@trolltech.com.
 **
 ** In addition, as a special exception, Trolltech gives you certain
 ** additional rights. These rights are described in the Trolltech GPL
 ** Exception version 1.0, which can be found at
 ** http://www.trolltech.com/products/qt/gplexception/ and in the file
 ** GPL_EXCEPTION.txt in this package.
 **
 ** In addition, as a special exception, Trolltech, as the sole copyright
 ** holder for Qt Designer, grants users of the Qt/Eclipse Integration
 ** plug-in the right for the Qt/Eclipse Integration to link to
 ** functionality provided by Qt Designer and its related libraries.
 **
 ** Trolltech reserves all rights not expressly granted herein.
 **
 ** Trolltech ASA (c) 2007
 **
 ** 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

Copyright © 2007 Trolltech Trademarks
Qt 4.3.2