casa: code/display/Slicer/SliceStatistics.h Source File

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00001 //# Copyright (C) 1994,1995,1996,1997,1998,1999,2000
00002 //# Associated Universities, Inc. Washington DC, USA.
00003 //#
00004 //# This library is free software; you can redistribute it and/or modify it
00005 //# under the terms of the GNU Library General Public License as published by
00006 //# the Free Software Foundation; either version 2 of the License, or (at your
00007 //# option) any later version.
00008 //#
00009 //# This library is distributed in the hope that it will be useful, but WITHOUT
00010 //# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
00011 //# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Library General Public
00012 //# License for more details.
00013 //#
00014 //# You should have received a copy of the GNU Library General Public License
00015 //# along with this library; if not, write to the Free Software Foundation,
00016 //# Inc., 675 Massachusetts Ave, Cambridge, MA 02139, USA.
00017 //#
00018 //# Correspondence concerning AIPS++ should be addressed as follows:
00019 //#        Internet email: aips2-request@nrao.edu.
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00021 //#                        National Radio Astronomy Observatory
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00024 //#
00025 
00026 
00027 #ifndef SLICESTATISTICS_H_
00028 #define SLICESTATISTICS_H_
00029 #include <casa/Arrays/Vector.h>
00030 #include <display/Slicer/SliceStatistics.h>
00031 #include <display/Slicer/SliceStatisticsFactory.h>
00032 
00033 #include <QString>
00034 
00035 namespace casa {
00036 
00037 class Record;
00038 
00045 class SliceStatistics {
00046 public:
00047         SliceStatistics(SliceStatisticsFactory::AxisXUnits units );
00048         void setXUnits( SliceStatisticsFactory::AxisXUnits units );
00049         double getAngle( std::pair<int,int> pixelStart,
00050                         std::pair<int,int> pixelEnd ) const;
00051         virtual double getLength(std::pair<double,double> worldStart,
00052                         std::pair<double,double> worldEnd,
00053                         std::pair<int,int> pixelStart,
00054                         std::pair<int,int> pixelEnd ) const = 0;
00055         virtual double getLength( double value1World, double value2World,
00056                         double value1Pixel, double value2Pixel ) const = 0;
00057         virtual double getStart( double value1World, double value2World,
00058                                 double value1Pixel, double value2Pixel ) const = 0;
00059         virtual double getEnd( double value1World, double value2World,
00060                                 double value1Pixel, double value2Pixel ) const = 0;
00061         virtual QString getLengthLabel() const = 0;
00062         virtual QVector<double> interpolate( double start, double end,
00063                         const QVector<double>& values ) const;
00064         virtual void adjustStart( QVector<double>& values, double start ) const=0;
00065         QVector<double> convertArcUnits( QVector<double> arcseconds ) const;
00066         double convertArcUnits( double value ) const;
00067         virtual QVector<double> fromResults( Record* record  )const = 0;
00068         virtual void storeIncrement( double* incr, QVector<double>& values, int index) const = 0;
00069         static QVector<double> getFromArray( const Array<float>& source );
00070         virtual ~SliceStatistics();
00071 protected:
00072         QString getUnitText() const;
00073 
00074         double radiansToArcseconds( double rad ) const;
00075         SliceStatisticsFactory::AxisXUnits xUnits;
00076 };
00077 
00078 } /* namespace casa */
00079 #endif /* SLICESTATISTICS_H_ */