63 lines
1.9 KiB
C
63 lines
1.9 KiB
C
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/* HEADER - P_GRAF.H
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Copyright (C) Psion PLC 1991-92
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VER DATE BY DESCRIPTION
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===== ======== === ===========
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1.00F 26/04/90 NSM First relase
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1.10F 07/07/92 NSM Second release
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*/
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#ifndef P_GRAF_H
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#define P_GRAF_H
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#include <stdepoc.h>
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typedef struct
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{
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short int x; /* Horizontal coordinate */
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short int y; /* Vertical coordinate */
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} P_POINT;
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typedef struct
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{
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P_POINT tl; /* Top left point */
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P_POINT br; /* Bottom right point */
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} P_RECT;
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typedef struct
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{
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P_RECT r; /* Rectangle */
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P_POINT p; /* Point */
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} P_RECTP;
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typedef struct
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{
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P_POINT tl; /* Top left point */
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unsigned short int width; /* Width */
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unsigned short int height; /* Height */
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} P_EXTENT;
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typedef struct
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{
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unsigned short int *addr; /* address of 2-dimensional bit array */
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P_RECT area; /* area bounding the picture within bit array */
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unsigned short int bytewid; /* number of bytes in a row */
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} P_BITMAP;
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#ifdef __cplusplus
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extern "C" {
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#endif
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#pragma save,call(reg_param =>(si,di),reg_saved =>(bx,cx,si,di,EPOC_SAVE))
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extern void p_absrec(const P_RECT *,P_RECT *);
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#pragma call(reg_param =>(bx),reg_saved =>(bx,cx,dx,si,di,EPOC_SAVE))
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extern int p_emprec(const P_RECT *);
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#pragma call(reg_param =>(bx,ax,di),reg_saved =>(ax,bx,cx,dx,si,di,EPOC_SAVE))
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extern void p_insrec(P_RECT *,int,int);
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#pragma call(reg_param =>(si,bx,di),reg_saved =>(EPOC_SAVE))
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extern int p_intrec(const P_RECT *,const P_RECT *,P_RECT *);
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#pragma call(reg_param =>(bx,ax,dx),reg_saved =>(ax,bx,cx,dx,si,di,EPOC_SAVE))
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extern void p_offrec(P_RECT *,int,int);
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#pragma call(reg_param =>(di,bx),reg_saved =>(bx,cx,si,di,EPOC_SAVE))
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extern int p_pinrec(const P_POINT *,const P_RECT *);
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#pragma call(reg_param =>(si,bx,di),reg_saved =>(bx,EPOC_SAVE))
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extern void p_unirec(const P_RECT *,const P_RECT *,P_RECT *);
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#pragma restore
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#ifdef __cplusplus
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}
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#endif
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#endif // P_GRAF_H
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