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125 lines
4.0 KiB
125 lines
4.0 KiB
15 years ago
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/***************************************************************************
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fitsimage.cpp - FITS Image
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-------------------
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begin : Tue Feb 24 2004
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copyright : (C) 2004 by Jasem Mutlaq
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email : mutlaqja@ikarustech.com
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***************************************************************************/
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/***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* Some code fragments were adapted from Peter Kirchgessner's FITS plugin*
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* See http://members.aol.com/pkirchg for more details. *
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***************************************************************************/
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#ifndef FITSIMAGE_H
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#define FITSIMAGE_H
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#include <qwidget.h>
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#include <qstring.h>
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#include <qimage.h>
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#include <qpixmap.h>
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#include <qframe.h>
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#include <qrect.h>
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#include <qptrlist.h>
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#include <qscrollview.h>
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#include <kpixmapio.h>
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#include <kpixmap.h>
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#include <kdialog.h>
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#include <kmainwindow.h>
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#include <kurl.h>
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#include "indi/fitsrw.h"
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class KCommandHistory;
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class QScrollView;
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class FITSViewer;
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class FITSFrame;
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class FITSImage : public QScrollView {
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Q_OBJECT
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public:
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friend class ContrastBrightnessDlg;
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friend class FITSProcess;
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friend class FITSFrame;
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friend class FITSViewer;
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friend class FITSHistogram;
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friend class FITSHistogramCommand;
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friend class FITSChangeCommand;
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friend class FITSProcessCommand;
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FITSImage(QWidget * parent, const char * name = 0);
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~FITSImage();
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enum scaleType { FITSAuto = 0 , FITSLinear, FITSLog, FITSSqrt, FITSCustom };
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/**Bitblt the image onto the viewer widget */
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/*void paintEvent (QPaintEvent *ev);*/
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/* Resize event */
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void resizeEvent (QResizeEvent *ev);
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/* Loads FITS image, scales it, and displays it in the GUI */
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int loadFits(const char *filename);
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/* Convert current image to a pixmap */
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void convertImageToPixmap();
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/* Clear memory */
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void clearMem();
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private:
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FITSViewer *viewer; /* parent FITSViewer */
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FITSFrame *imgFrame; /* Frame holding the image */
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QImage *displayImage; /* FITS image that is displayed in the GUI */
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QImage *templateImage; /* backup image for currentImage */
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QPixmap qpix; /* Pixmap for drawing */
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KPixmapIO kpix; /* Pixmap IO for fast converting */
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QRect currentRect; /* Current rectangle encapsulating the image */
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int bitpix, bpp; /* bits per pixel and bytes per pixels for FITS */
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int width, height; /* Original FITS dimensions */
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double currentWidth,currentHeight; /* Current width and height due to zoom */
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const double zoomFactor; /* Image zoom factor */
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double currentZoom; /* Current Zoom level */
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QRgb *grayTable;
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unsigned char *reducedImgBuffer; /* scaled image buffer (0-255) range */
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void saveTemplateImage(); /* saves a backup image */
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void reLoadTemplateImage(); /* reloads backup image into the current image */
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void destroyTemplateImage(); /* deletes backup image */
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void zoomToCurrent(); /* Zoom the image to current zoom level without modifying it */
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protected:
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/*void drawContents ( QPainter * p, int clipx, int clipy, int clipw, int cliph );*/
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void contentsMouseMoveEvent ( QMouseEvent * e );
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void viewportResizeEvent ( QResizeEvent * e) ;
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public slots:
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void fitsZoomIn();
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void fitsZoomOut();
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void fitsZoomDefault();
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};
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class FITSFrame : public QFrame
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{
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Q_OBJECT
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public:
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FITSFrame(FITSImage * img, QWidget * parent = 0, const char * name = 0);
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~FITSFrame();
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private:
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FITSImage *image;
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protected:
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void paintEvent( QPaintEvent * e);
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};
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#endif
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