1 /*-
2 # X-BASED DINOSAUR CUBE
3 #
4 #  Dino2dP.h
5 #
6 ###
7 #
8 #  Copyright (c) 1995 - 99	David Albert Bagley, bagleyd@tux.org
9 #
10 #                   All Rights Reserved
11 #
12 #  Permission to use, copy, modify, and distribute this software and
13 #  its documentation for any purpose and without fee is hereby granted,
14 #  provided that the above copyright notice appear in all copies and
15 #  that both that copyright notice and this permission notice appear in
16 #  supporting documentation, and that the name of the author not be
17 #  used in advertising or publicity pertaining to distribution of the
18 #  software without specific, written prior permission.
19 #
20 #  This program is distributed in the hope that it will be "playable",
21 #  but WITHOUT ANY WARRANTY; without even the implied warranty of
22 #  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
23 #
24 */
25 
26 /* Private header file for Dino2d */
27 
28 #ifndef _Dino2dP_h
29 #define _Dino2dP_h
30 
31 #include "Dino2d.h"
32 
33 #define FRONTLOC 0
34 #define BACKLOC 11
35 #define COORD2D 8
36 #define MAXX 3
37 #define MAXY 4
38 #define MAXXY 4			/* (MAX(MAXX,MAXY)) */
39 #define MAXRECT (MAXX*MAXY)
40 
41 typedef struct _Dino2DPart {
42 	Position    diamondLength, triangleLength, triangleWidth;
43 	Position    faceLength;
44 	Position    viewLength;
45 } Dino2DPart;
46 
47 typedef struct _Dino2DRec {
48 	CorePart    core;
49 	DinoPart    dino;
50 	Dino2DPart  dino2d;
51 } Dino2DRec;
52 
53 /* This gets around C's inability to do inheritance */
54 typedef struct _Dino2DClassPart {
55 	int         ignore;
56 } Dino2DClassPart;
57 
58 typedef struct _Dino2DClassRec {
59 	CoreClassPart coreClass;
60 	DinoClassPart dinoClass;
61 	Dino2DClassPart dino2dClass;
62 } Dino2DClassRec;
63 
64 extern Dino2DClassRec dino2dClassRec;
65 
66 extern Boolean SelectPolyhedrons2D(Dino2DWidget w, int x, int y, int *face, int *position);
67 extern Boolean NarrowSelection2D(Dino2DWidget w, int *face, int *direction);
68 extern void DrawTriangle2D(Dino2DWidget w, int face, int position, int offset);
69 
70 #endif /* _Dino2dP_h */
71