QPExportCanvas.h

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00001 //# Copyright (C) 2008
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.
00020 //#        Postal address: AIPS++ Project Office
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00024 //#
00025 
00026 #ifndef QPEXPORTCANVAS_H_
00027 #define QPEXPORTCANVAS_H_
00028 
00029 #include <graphics/GenericPlotter/PlotCanvas.h>
00030 #include <graphics/GenericPlotter/PlotFactory.h>
00031 #include <QPrinter>
00032 
00033 namespace casa {
00039 class QPExportCanvas : public PlotCanvas {
00040 public:
00041         QPExportCanvas(){}
00042         virtual ~QPExportCanvas(){}
00043         virtual bool print( QPrinter& printer ) = 0;
00044         virtual bool print(  QPainter* painter, PlotAreaFillPtr paf, double widthRatio,
00045                         double heightRatio, int externalAxisWidth, int externalAxisHeight,
00046                         int rowIndex, int colIndex, QRect imageRect ) = 0;
00047        virtual bool printRect( QPainter* painter, QRect printGeom) = 0;
00048         virtual QImage  grabImageFromCanvas(const PlotExportFormat& format ) = 0;
00049         virtual PlotLoggerPtr logger() const = 0;
00050         virtual int canvasWidth() const = 0;
00051         virtual int canvasHeight() const = 0;
00052         virtual const QPalette& palette() const = 0;
00053         virtual QPalette::ColorRole backgroundRole() const = 0;
00054         virtual PlotFactory* implementationFactory() const = 0;
00055         virtual bool isAxis() const {
00056                 return false;
00057         }
00058         virtual bool isVertical() const {
00059                 return false;
00060         }
00061 };
00062 
00063 }
00064 #endif /* QPEXPORTCANVAS_H_ */
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