LineProfileTool.h

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00001 /***************************************************************************
00002     File                 : LineProfileTool.h
00003     Project              : QtiPlot
00004     --------------------------------------------------------------------
00005     Copyright            : (C) 2006,2007 by Ion Vasilief,
00006                            Tilman Hoener zu Siederdissen, Knut Franke
00007     Email (use @ for *)  : ion_vasilief*yahoo.fr, thzs*gmx.net,
00008                            knut.franke*gmx.de
00009     Description          : Plot tool for calculating intensity profiles of
00010                            image markers.
00011 
00012  ***************************************************************************/
00013 
00014 /***************************************************************************
00015  *                                                                         *
00016  *  This program is free software; you can redistribute it and/or modify   *
00017  *  it under the terms of the GNU General Public License as published by   *
00018  *  the Free Software Foundation; either version 2 of the License, or      *
00019  *  (at your option) any later version.                                    *
00020  *                                                                         *
00021  *  This program is distributed in the hope that it will be useful,        *
00022  *  but WITHOUT ANY WARRANTY; without even the implied warranty of         *
00023  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the          *
00024  *  GNU General Public License for more details.                           *
00025  *                                                                         *
00026  *   You should have received a copy of the GNU General Public License     *
00027  *   along with this program; if not, write to the Free Software           *
00028  *   Foundation, Inc., 51 Franklin Street, Fifth Floor,                    *
00029  *   Boston, MA  02110-1301  USA                                           *
00030  *                                                                         *
00031  ***************************************************************************/
00032 #ifndef LINE_PROFILE_TOOL_H
00033 #define LINE_PROFILE_TOOL_H
00034 
00035 #include "PlotToolInterface.h"
00036 
00037 #include <QWidget>
00038 
00039 class QPoint;
00040 class QImage;
00041 class ImageMarker;
00042 
00062 class LineProfileTool : public QWidget, public PlotToolInterface
00063 {
00064     Q_OBJECT
00065 
00066     public:
00068         LineProfileTool(Graph *graph, int average_pixels);
00069         void calculateLineProfile(const QPoint &start, const QPoint &end);
00070 
00071     signals:
00076         void statusText(const QString&);
00077         void createTablePlot(const QString& caption, int r, int c, const QString& content);
00078 
00079     protected:
00080         int averageImagePixel(const QImage &image, int px, int py, bool moreHorizontal);
00081         void addLineMarker(const QPoint &start, const QPoint &end);
00084         virtual void paintEvent(QPaintEvent *e);
00089         virtual void mousePressEvent(QMouseEvent *e);
00092         virtual void mouseMoveEvent(QMouseEvent *e);
00095         virtual void mouseReleaseEvent(QMouseEvent *e);
00096 
00097     private:
00099         int d_average_pixels;
00101         ImageMarker *d_target;
00104         QPoint d_op_start;
00106         QPoint d_op_dp;
00107 };
00108 
00109 #endif // ifndef LINE_PROFILE_TOOL_H
00110 

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