Plan 9 from Bell Labs’s /usr/web/sources/patch/applied/mahjongg-redrawundo/mahjongg.h.orig

Copyright © 2021 Plan 9 Foundation.
Distributed under the MIT License.
Download the Plan 9 distribution.


enum {

	/* 
	 * D[1-4], the seasons, appear only once
	 * F[1-4], the flowers, appear only once
	 * everything else appears 4 times
	 * for a total of 144
	 */
	A1 = 0, A2, A3, A4, A5, A6, A7, A8, A9,
	B1, B2, B3, B4, B5, B6, B7, B8, B9,
	C1, C2, C3, C4, C5, C6, C7, C8, C9,	
	D1, D2, D3, D4, E1, E2, E3, E4, 
	F1, F2, F3, F4, G1, G2, G3,
	Seasons,
	Flowers,
}; 

enum {
	/* level-specific enums */
	Tiles = 144,
	Depth = 5,
	TileDxy = 6,	/* tile displacement when on a higher level */
	Lx = 32,
	Ly = 16,
};
enum {
	/* the size of a complete tile */
	Tilex = 60,
	Tiley = 74,
	
	/* only the face part */
	Facex = 54,
	Facey = 68,

	/* and the entire window, giving room for 5*6 = 30 pixels
	 * that are needed for the higher tiles
	 */
	Sizex = 16*Facex + 2*Depth*TileDxy,
	Sizey = 8*Facey + 2*Depth*TileDxy,
};


typedef struct {
	Point start;	/* where do we draw here */
	int clicked;
	int which;		/* 0 ↔ 4 */
	int type;
} Brick;

typedef struct {
	int d;
	Point p;
} Click;

typedef struct {
	Brick 	board[Depth][Lx][Ly];
	Click		c; 		/* player has a brick selected */
	Click		l; 		/* mouse-over-brick indicator */
	int			done;
	int 		remaining;
} Level;

Level level;	/* the level played */
Level orig;		/* same, sans modifications */

Image *img;		/* buffer */

Image *tileset;
Image *brdr;
Image *mask;
Image *background;
Image *selected;
Image *litbrdr;
Image *gameover;

/* graphics.c */
void drawlevel(void);
void resize(Point);
void clicked(Point);
void light(Point);
void hint(void);
void done(void);
void clearlevel(void);

/* mahjongg.c */
char *genlevels(int);
Image *eallocimage(Rectangle, int, uint, uint);

/* level.c */
int parse(char *);
void generate(uint seed);

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