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HistogramWidget.h (Maintainer: Marc Sturm)

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00001 // -*- Mode: C++; tab-width: 2; -*-
00002 // vi: set ts=2:
00003 //
00004 // --------------------------------------------------------------------------
00005 //                   OpenMS Mass Spectrometry Framework
00006 // --------------------------------------------------------------------------
00007 //  Copyright (C) 2003-2008 -- Oliver Kohlbacher, Knut Reinert
00008 //
00009 //  This library is free software; you can redistribute it and/or
00010 //  modify it under the terms of the GNU Lesser General Public
00011 //  License as published by the Free Software Foundation; either
00012 //  version 2.1 of the License, or (at your option) any later version.
00013 //
00014 //  This library is distributed in the hope that it will be useful,
00015 //  but WITHOUT ANY WARRANTY; without even the implied warranty of
00016 //  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00017 //  Lesser General Public License for more details.
00018 //
00019 //  You should have received a copy of the GNU Lesser General Public
00020 //  License along with this library; if not, write to the Free Software
00021 //  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00022 //
00023 // --------------------------------------------------------------------------
00024 // $Maintainer: Marc Sturm $
00025 // --------------------------------------------------------------------------
00026 
00027 
00028 #ifndef OPENMS_VISUAL_HISTOGRAMWIDGET_H
00029 #define OPENMS_VISUAL_HISTOGRAMWIDGET_H
00030 
00031 // QT
00032 #include <QtGui/QWidget>
00033 #include <QtGui/QPixmap>
00034 class QPaintEvent;
00035 class QResizeEvent;
00036 class QMouseEvent;
00037 
00038 //OpenMS
00039 #include <OpenMS/MATH/STATISTICS/Histogram.h>
00040 
00041 namespace OpenMS
00042 {
00043   class AxisWidget;
00044   class String;
00045   
00055   class HistogramWidget
00056     : public QWidget
00057   {
00058     Q_OBJECT
00059     
00060     public:
00062       HistogramWidget(const Math::Histogram<UInt,Real>& distribution, QWidget* parent = 0);
00064       virtual ~HistogramWidget();
00065       
00067       Real getLeftSplitter();
00069       Real getRightSplitter();
00071       void setLegend(const String& legend);
00072 
00073     public slots:
00075       void showSplitters(bool on);
00077       void setRightSplitter(Real pos);
00079       void setLeftSplitter(Real pos);
00080 
00081     protected:
00083       Math::Histogram<UInt,Real> dist_;
00085       bool show_splitters_;
00087       Real left_splitter_;
00089       Real right_splitter_;
00091       UInt moving_splitter_;
00093       AxisWidget *bottom_axis_;
00095       UInt margin_;
00097       QPixmap buffer_;
00099       void invalidate_();
00101 
00102       void paintEvent( QPaintEvent * );
00103       void mousePressEvent( QMouseEvent *);
00104       void mouseReleaseEvent( QMouseEvent *);
00105       void mouseMoveEvent( QMouseEvent *);
00106       void resizeEvent( QResizeEvent *);
00108   };
00109 } // namespace OpenMS
00110 
00111 
00112 #endif

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