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tdeedu/kstars/kstars/fitsimage.h

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