/*
 *
 * Copyright (c) 1995
 * Knowledge Science Institute, University of Calgary
 *
 * Permission to use, copy, modify, distribute and sell this software
 * and its documentation for any purpose is hereby granted without fee,
 * provided that the above copyright notice appear in all copies and
 * that both that copyright notice and this permission notice appear
 * in supporting documentation.  The Knowledge Science Institute makes no
 * representations about the suitability of this software for any
 * purpose.  It is provided "as is" without express or implied warranty.
 *
 */

#ifndef MPLATFORM_H
#define MPLATFORM_H

#define override virtual
//#define hide     virtual

int askUser_string(const char* title, const char* prompt, char* buf, unsigned int siz);

#ifdef _Windows
//****************************** MS WINDOWS ************************************

 #ifdef __BCPLUSPLUS__ //---Borland C++
  #ifndef OWL_OWLALL_H
   #pragma hdrfile "owlpch.csm"
   #include <owl/owlpch.h>
   #pragma hdrstop
  #endif
  //so STL doesn't try to redefine new(size,void*)...
  #define NEW_ARENA_DEFINED 1
 #else //---Non-Borland
  #ifndef __WINDOWS_H
   #include <windows.h>
  #endif
 #endif

 #ifndef MAXLONG
   #include <values.h>
 #endif

 #ifdef __WIN32__
  #define huge
 #endif

 #define DEVICE		HDC
 #define WINDOWHANDLE	HWND
 #define MENU		HMENU
 #define CURSOR		HCURSOR
 #ifdef __WIN32__
  #define COORDINATE_INDICI	long
 #else
  #define COORDINATE_INDICI	short
 #endif
 #define POINT		POINT
 #define RECTANGLE	RECT
 #define COLOR		long

 const RECTANGLE	RECTANGLE_EMPTY = {0,0,0,0};
 const RECTANGLE	MAXRECTANGLE = {-MAXLONG,-MAXLONG,MAXLONG,MAXLONG};
 const COLOR		COLOR_WHITE = 0xFFFFFFL;
 const COLOR		COLOR_BLACK = 0L;

 int MRectangle(DEVICE, RECTANGLE, COLOR* fill=NULL, COLOR* border=NULL, int width=1, unsigned long style=PS_SOLID);
 int MEllipse(DEVICE, RECTANGLE, COLOR* fill=NULL, COLOR* border=NULL, int width=1, unsigned long style=PS_SOLID);
 int MRoundRect(DEVICE, RECTANGLE, COORDINATE_INDICI w, COORDINATE_INDICI h,
 		COLOR* fill=NULL, COLOR* border=NULL, int width=1, unsigned long style=PS_SOLID);
 int MPolygon(DEVICE, POINT* pVector, int count, COLOR* fill=NULL, COLOR* border=NULL, int width=1, unsigned long style=PS_SOLID);
 int MDrawLine(DEVICE,POINT,POINT, COLOR* color=NULL, int width=1, unsigned long style=PS_SOLID);

 bool MIsPointInRectangle(POINT, RECTANGLE);
 bool MIsPointInEllipse(POINT, RECTANGLE);
 bool MIsPointInRoundRect(POINT, RECTANGLE, COORDINATE_INDICI w, COORDINATE_INDICI h);
 bool MIsPointInPolygon(POINT, POINT* pVector, int count);

 #define createPopupMenu CreatePopupMenu
 #define appendMenu_String(menu,id,stringVal) AppendMenu(menu,MF_ENABLED|MF_STRING,id,stringVal)
 #define appendMenu_Popup(menu,popup,stringVal) AppendMenu(menu,MF_ENABLED|MF_POPUP,(unsigned int)popup,stringVal)
 #define appendMenu_Separator(menu) AppendMenu(menu,MF_SEPARATOR,0,NULL)
 #define destroyMenu(menu) ::DestroyMenu(menu)

#else
//***************************** UNKNOWN OS *************************************

 #define huge

 typedef int	DEVICE;
 typedef int	WINDOWHANDLE;
 typedef int	MENU;
 typedef int	CURSOR;
 typedef long	COORDINATE_INDICI;
 typedef struct {COORDINATE_INDICI x; COORDINATE_INDICI y;} POINT;
 typedef struct {COORDINATE_INDICI left; COORDINATE_INDICI top;
		 COORDINATE_INDICI right; COORDINATE_INDICI bottom;} RECTANGLE;
 typedef unsigned long COLOR;

 const RECTANGLE	RECTANGLE_EMPTY = {0,0,0,0};
 const RECTANGLE	MAXRECTANGLE = {-MAXLONG,MAXLONG,-MAXLONG,MAXLONG};
 const COLOR		COLOR_WHITE = 0xFFFFFFL;
 const COLOR		COLOR_BLACK = 0L;

 #define MRectange(device,rect)		error(0,'W',"Call on unspecified M-function MRectangle()")
 #define MEllipse(device,rect)		error(0,'W',"Call on unspecified M-function MEllipse()")
 #define MRoundRect(device,rect,w,h)	error(0,'W',"Call on unspecified M-function MRoundRect()")

 #define createPopupMenu		error(0,'W',"Call on unspecified M-function createPopupMenu()")
 #define appendMenu_String(menu,id,stringVal) error(0,'W',"Call on unspecified M-function appendMenu_String()")
 #define appendMenu_Popup(menu,popup,stringVal) error(0,'W',"Call on unspecified M-function appendMenu_Popup()")
 #define appendMenu_Separator(menu)	error(0,'W',"Call on unspecified M-function appendMenu_Separator()")
 #define destroyMenu(menu)		error(0,'W',"Call on unspecified M-function destroyMenu()")

#endif

//****************************** ALL OSs ************************************

int trackPopupMenu(MENU& menu, POINT& pt, char* menuName, int len);

typedef enum {N=0x1,E=0x2,S=0x4,W=0x8,NE=0x3,NW=0x9,SW=0xC,SE=0x6} COMPASEPOINTS;

RECTANGLE trackRectangle(RECTANGLE r, COMPASEPOINTS p=SE, WINDOWHANDLE hwnd=0);
POINT trackElasticLine(POINT anchor, POINT movePoint, WINDOWHANDLE hwnd=0);

//#ifndef ERROR_H
// #include <error.h>
//#endif

#endif