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/*----------------------------------------------------------------------- 
; 
; XRECT - header file 
; 
; 
; 
; ****** XLIB - Mode X graphics library                **************** 
; ******                                               **************** 
; ****** Written By Themie Gouthas                     **************** 
; 
; egg@dstos3.dsto.gov.au 
; teg@bart.dsto.gov.au 
; 
;  Terminology & notes: 
;         VRAM ==   Video RAM 
;         SRAM ==   System RAM 
;         X coordinates are in pixels unless explicitly stated 
; 
;-----------------------------------------------------------------------*/ 
 
#ifndef _XRECT_H_ 
#define _XRECT_H_ 
 
 
/* FUNCTIONS =========================================================== */ 
 
#ifdef __cplusplus 
extern "C" { 
#endif 
 
 void x_rect_pattern(      /* draw a pattern filled rectangle      */ 
         WORD StartX, 
         WORD StartY, 
         WORD EndX, 
         WORD EndY, 
         WORD PageBase, 
	 BYTER far * Pattern); 
 
 void x_rect_pattern_clipped(  /* draw a pattern filled clipped   */ 
	 WORD StartX,          /* rectangle                       */ 
         WORD StartY, 
         WORD EndX, 
         WORD EndY, 
         WORD PageBase, 
	 BYTER far * Pattern); 
 
 void x_rect_fill(         /* draw a single colour filled rectangle */ 
         WORD StartX, 
         WORD StartY, 
         WORD EndX, 
         WORD EndY, 
         WORD PageBase, 
	 WORD color); 
 
 void x_rect_fill_clipped(   /* draw a single colour filled */ 
	 WORD StartX,        /* and clipped rectangle       */ 
         WORD StartY, 
         WORD EndX, 
         WORD EndY, 
         WORD PageBase, 
	 WORD color); 
 
 void x_cp_vid_rect(       /* Copy rect region within VRAM          */ 
         WORD SourceStartX, 
         WORD SourceStartY, 
         WORD SourceEndX, 
         WORD SourceEndY, 
         WORD DestStartX, 
         WORD DestStartY, 
         WORD SourcePageBase, 
         WORD DestPageBase, 
         WORD SourceBitmapWidth, 
         WORD DestBitmapWidth); 
 
/* Copy a rectangular region of a VGA screen, with x coordinates 
 rounded to the nearest byte -- source and destination may overlap. */ 
 
 void x_shift_rect (WORD SrcLeft, WORD SrcTop, 
			  WORD SrcRight, WORD SrcBottom, 
			  WORD DestLeft, WORD DestTop, WORD ScreenOffs); 
 
#ifdef __cplusplus 
} 
#endif 
 
 
#endif