/*
 * MapInfo.h -- Public include file for MapInfo interface.
 *
 * Authors		: Patrick Lecoanet.
 * Creation date	: 
 *
 * $Id$
 */

/*
 *  Copyright (c) 1993 - 1999 CENA, Patrick Lecoanet --
 *
 * This code is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This code is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public
 * License along with this code; if not, write to the Free
 * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 */


#ifndef _MapInfo_h
#define _MapInfo_h

#ifdef __CPLUSPLUS__
extern "C" {
#endif


#include "Types.h"
#include "List.h"
#include "Geo.h"
  

/*
 *-----------------------------------------------------------------------
 *
 * New types
 *
 *-----------------------------------------------------------------------
 */

typedef void	*ZnMapInfoId;

typedef enum {
  ZnMapInfoLineSimple,
  ZnMapInfoLineDashed,
  ZnMapInfoLineDotted,
  ZnMapInfoLineMixed,
  ZnMapInfoLineMarked
} ZnMapInfoLineStyle;

typedef enum {
  ZnMapInfoNormalText,
  ZnMapInfoUnderlinedText
} ZnMapInfoTextStyle;

  
void ZnMapInfoGetLine(ZnMapInfoId map_info, unsigned int index, ZnPtr *tag,
		      ZnMapInfoLineStyle *line_style, ZnDim *line_width,
		      ZnPos *x_from, ZnPos *y_from,
		      ZnPos *x_to, ZnPos *y_to);
unsigned int ZnMapInfoNumLines(ZnMapInfoId map_info);
void ZnMapInfoGetMarks(ZnMapInfoId map_info, unsigned int index,
		       ZnPoint **marks, unsigned int *num_marks);
void ZnMapInfoGetSymbol(ZnMapInfoId map_info, unsigned int index, ZnPtr *tag,
			ZnPos *x, ZnPos *y, char *symbol);
unsigned int ZnMapInfoNumSymbols(ZnMapInfoId map_info);
void ZnMapInfoGetText(ZnMapInfoId map_info, unsigned int index, ZnPtr *tag,
		      ZnMapInfoTextStyle *text_style,
		      ZnMapInfoLineStyle *line_style,
		      ZnPos *x, ZnPos *y, char **text);
unsigned int ZnMapInfoNumTexts(ZnMapInfoId map_info);
void ZnMapInfoGetArc(ZnMapInfoId map_info, unsigned int index, ZnPtr *tag,
		     ZnMapInfoLineStyle *line_style, ZnDim *line_width,
		     ZnPos *center_x, ZnPos *center_y, ZnDim *radius,
		     ZnReal *start_angle, ZnReal *extend);
unsigned int ZnMapInfoNumArcs(ZnMapInfoId map_info);


typedef void (*ZnMapInfoChangeProc)(ClientData client_data, ZnMapInfoId map_info);

ZnMapInfoId ZnGetMapInfo(Tcl_Interp *interp, char *name,
			 ZnMapInfoChangeProc proc, ClientData client_data);
void ZnFreeMapInfo(ZnMapInfoId map_info, ZnMapInfoChangeProc proc,
		   ClientData client_data);

int ZnMapInfoObjCmd(ClientData client_data, Tcl_Interp *interp,
		    int argc, Tcl_Obj *CONST args[]);
int ZnVideomapObjCmd(ClientData client_data, Tcl_Interp *interp,
		     int argc, Tcl_Obj *CONST args[]);
  

#ifdef __CPLUSPLUS__
}
#endif

#endif	/* _MapInfo_h */