ImageWidget.h

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00001 /***************************************************************************
00002     File                 : ImageWidget.h
00003     Project              : QtiPlot
00004     --------------------------------------------------------------------
00005     Copyright            : (C) 2008 by Ion Vasilief
00006     Email (use @ for *)  : ion_vasilief*yahoo.fr
00007     Description          : A widget displaying images in 2D plots
00008 
00009  ***************************************************************************/
00010 
00011 /***************************************************************************
00012  *                                                                         *
00013  *  This program is free software; you can redistribute it and/or modify   *
00014  *  it under the terms of the GNU General Public License as published by   *
00015  *  the Free Software Foundation; either version 2 of the License, or      *
00016  *  (at your option) any later version.                                    *
00017  *                                                                         *
00018  *  This program is distributed in the hope that it will be useful,        *
00019  *  but WITHOUT ANY WARRANTY; without even the implied warranty of         *
00020  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the          *
00021  *  GNU General Public License for more details.                           *
00022  *                                                                         *
00023  *   You should have received a copy of the GNU General Public License     *
00024  *   along with this program; if not, write to the Free Software           *
00025  *   Foundation, Inc., 51 Franklin Street, Fifth Floor,                    *
00026  *   Boston, MA  02110-1301  USA                                           *
00027  *                                                                         *
00028  ***************************************************************************/
00029 #ifndef IMAGEWIDGET_H
00030 #define IMAGEWIDGET_H
00031 
00032 #include <QWidget>
00033 #include "FrameWidget.h"
00034 
00035 class ImageWidget: public FrameWidget
00036 {
00037     Q_OBJECT
00038 
00039 public:
00041     ImageWidget(Graph *, const QString& fn = QString::null);
00043     ImageWidget(Graph *, const QImage& image);
00044 
00046     QPixmap pixmap() const {return d_pix;};
00047     void setPixmap(const QPixmap&);
00048 
00050     bool load(const QString& fn, bool update = true);
00052     QString fileName(){return d_file_name;};
00053     
00054     bool saveInternally(){return d_save_xpm;};
00055     void setSaveInternally(bool save = true){d_save_xpm = save;};
00056 
00057     void print(QPainter *p, const QwtScaleMap map[QwtPlot::axisCnt]);
00058     virtual QString saveToString();
00059 
00060     void clone(ImageWidget* t);
00061     static void restore(Graph *g, const QStringList& lst);
00062 
00063 private:
00064     void draw(QPainter *painter, const QRect& r);
00065     void paintEvent(QPaintEvent *e);
00066     QPixmap d_pix;
00068     QString d_file_name;
00070     bool d_save_xpm;
00071 };
00072 
00073 #endif

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