#ifndef MAINWINDOW_H
#define MAINWINDOW_H

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include <sstream>

#ifndef NO_NAMESPACE
using namespace std;
#endif

#include "structs.h"
#include "CReplacements.h"

class Fl_Window;
class Fl_Widget;
class Fl_Box;
class ScrollWid;
class Fl_Menu_Bar;
class PixWid;
class Fl_Help_Dialog;

class MainWindow
{
public:
	MainWindow(int argc, char **argv, int x = 308, int y = 296, const char* label = PROGNAME);
	~MainWindow();
	bool shown() const;

	/* These are the functions that are called from the C code during calculation */
	static int FLTK_ReturnVideoInfo(struct vidinfo_struct *vidinfo);
	static int FLTK_SetColors(struct disppal_struct *);
	static int FLTK_Initialize(int x, int y, char *);
	static int FLTK_Done();
	static int FLTK_update_bitmap(long x1, long x2, long xres, int y, unsigned char *Buf, int which);
	static int FLTK_getline(unsigned char *line, int y, long xres, int whichbuf);
	static int FLTK_putline(long x1, long x2, long xres, int y, unsigned char *Buf, int whichbuf);
	static int FLTK_check_event();
	static int FLTK_Change_Name(const char *s);
	static void FLTK_Debug(char *s);
	static void FLTK_eol(int line);
	static void FLTK_eol_4(int line);

	void Image_Open();
	int Image_Close();
	void Image_Save();
	void Image_SaveAs();
	void Image_AdjustWindow();
	void Help_About();
	void Image_Exit();
	void Calculation_StartImage();
	void Calculation_StartZBuf();
	void Parameters_Edit();
	void Parameters_Reset();
	bool Parameters_ReadINI(frac_cpp&, view_cpp&,
		realpal_cpp&, colscheme_cpp&, cutbuf_cpp&, const char *fn=NULL);
	bool Parameters_ReadPNG(frac_cpp&, view_cpp&,
		realpal_cpp&, colscheme_cpp&, cutbuf_cpp&, bool);
	void Parameters_SaveAs(frac_cpp&, view_cpp&,
		realpal_cpp&, colscheme_cpp&, cutbuf_cpp&);
	void ZBuffer_Open();
	int ZBuffer_Close();
//	void ZBuffer_Save();
	void ZBuffer_SaveAs();
	void Help_Manual();
	frac_cpp frac;
	view_cpp view;
	realpal_cpp realpal;
	colscheme_cpp colscheme;
	cutbuf_cpp cutbuf;
	bool auto_resize;
//	static const unsigned long TYPE;
//	unsigned long type() { return _type; }
private:
	void MakeTitle();
	void DoImgOpen(const char *givenfile, int zflag);
	void DoImgClose();
	void DoZBufClose();
	int DoInitMem(int xres, int yres, string& Error, int zflag);
	void DoStartCalc(char zflag);
	static void Image_Open_cb(Fl_Widget *, void *);
	static void Image_Close_cb(Fl_Widget *, void *);
	static void Image_Save_cb(Fl_Widget *, void *);
	static void Image_SaveAs_cb(Fl_Widget *, void *);
	static void Image_AdjustWindow_cb(Fl_Widget *, void *);
	static void Help_About_cb(Fl_Widget *, void *);
	static void Image_Exit_cb(Fl_Widget *, void *);
	static void Calculation_StartImage_cb(Fl_Widget *, void *);
	static void Calculation_StartZBuf_cb(Fl_Widget *, void *);
	static void Calculation_Stop_cb(Fl_Widget*, void*);
	static void Parameters_Edit_cb(Fl_Widget *, void *);
	static void Parameters_Reset_cb(Fl_Widget *, void *);
	static void Parameters_ReadINI_cb(Fl_Widget *, void *);
	static void Parameters_ReadPNG_cb(Fl_Widget *, void *);
	static void Parameters_SaveAs_cb(Fl_Widget *, void *);
	static void ZBuffer_Open_cb(Fl_Widget*, void*);
	static void ZBuffer_Close_cb(Fl_Widget*, void*);
//	static void ZBuffer_Save_cb(Fl_Widget*, void*);
	static void ZBuffer_SaveAs_cb(Fl_Widget*, void*);
	static void Help_Manual_cb(Fl_Widget*, void*);
	int minsizeX, minsizeY;
	int imgxstart, imgystart, zbufxstart, zbufystart;
	bool stop;
	void menuItemEnabled(int, bool);
	void update();
	bool ImgInMem, ZBufInMem, ImgChanged, ZBufChanged,
		ImgReady, ZBufReady, InCalc;
	Fl_Window *MainWin;
	ostringstream status_text;
	Fl_Box *status;
	ScrollWid *scroll;
	Fl_Widget *pix;
	Fl_Menu_Bar *menubar;
	Fl_Help_Dialog *help;
	unsigned char *ZBuf;
	pathname act_file;
	string ini_path, png_path;
	char *_status_text_char;
//	const unsigned long _type;
};

#endif