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1 | /* |
2 | * puzzles.h: header file for my puzzle collection |
3 | */ |
4 | |
5 | #ifndef PUZZLES_PUZZLES_H |
6 | #define PUZZLES_PUZZLES_H |
7 | |
8 | #ifndef TRUE |
9 | #define TRUE 1 |
10 | #endif |
11 | #ifndef FALSE |
12 | #define FALSE 0 |
13 | #endif |
14 | |
15 | #define lenof(array) ( sizeof(array) / sizeof(*(array)) ) |
16 | |
17 | enum { |
18 | LEFT_BUTTON = 0x1000, |
19 | MIDDLE_BUTTON, |
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20 | RIGHT_BUTTON, |
21 | CURSOR_UP, |
22 | CURSOR_DOWN, |
23 | CURSOR_LEFT, |
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24 | CURSOR_RIGHT, |
25 | CURSOR_UP_LEFT, |
26 | CURSOR_DOWN_LEFT, |
27 | CURSOR_UP_RIGHT, |
28 | CURSOR_DOWN_RIGHT |
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29 | }; |
30 | |
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31 | #define IGNOREARG(x) ( (x) = (x) ) |
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32 | |
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33 | typedef struct frontend frontend; |
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34 | typedef struct midend_data midend_data; |
35 | typedef struct random_state random_state; |
36 | typedef struct game_params game_params; |
37 | typedef struct game_state game_state; |
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38 | typedef struct game_drawstate game_drawstate; |
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39 | |
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40 | #define ALIGN_VNORMAL 0x000 |
41 | #define ALIGN_VCENTRE 0x100 |
42 | |
43 | #define ALIGN_HLEFT 0x000 |
44 | #define ALIGN_HCENTRE 0x001 |
45 | #define ALIGN_HRIGHT 0x002 |
46 | |
47 | #define FONT_FIXED 0 |
48 | #define FONT_VARIABLE 1 |
49 | |
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50 | /* |
51 | * Platform routines |
52 | */ |
53 | void fatal(char *fmt, ...); |
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54 | void frontend_default_colour(frontend *fe, float *output); |
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55 | void draw_text(frontend *fe, int x, int y, int fonttype, int fontsize, |
56 | int align, int colour, char *text); |
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57 | void draw_rect(frontend *fe, int x, int y, int w, int h, int colour); |
58 | void draw_line(frontend *fe, int x1, int y1, int x2, int y2, int colour); |
59 | void draw_polygon(frontend *fe, int *coords, int npoints, |
60 | int fill, int colour); |
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61 | void clip(frontend *fe, int x, int y, int w, int h); |
62 | void unclip(frontend *fe); |
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63 | void start_draw(frontend *fe); |
64 | void draw_update(frontend *fe, int x, int y, int w, int h); |
65 | void end_draw(frontend *fe); |
66 | void deactivate_timer(frontend *fe); |
67 | void activate_timer(frontend *fe); |
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68 | void status_bar(frontend *fe, char *text); |
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69 | |
70 | /* |
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71 | * midend.c |
72 | */ |
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73 | midend_data *midend_new(frontend *fe); |
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74 | void midend_free(midend_data *me); |
75 | void midend_set_params(midend_data *me, game_params *params); |
76 | void midend_size(midend_data *me, int *x, int *y); |
77 | void midend_new_game(midend_data *me, char *seed); |
78 | void midend_restart_game(midend_data *me); |
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79 | int midend_process_key(midend_data *me, int x, int y, int button); |
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80 | void midend_redraw(midend_data *me); |
81 | float *midend_colours(midend_data *me, int *ncolours); |
82 | void midend_timer(midend_data *me, float tplus); |
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83 | int midend_num_presets(midend_data *me); |
84 | void midend_fetch_preset(midend_data *me, int n, |
85 | char **name, game_params **params); |
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86 | int midend_wants_statusbar(midend_data *me); |
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87 | |
88 | /* |
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89 | * malloc.c |
90 | */ |
91 | void *smalloc(int size); |
92 | void *srealloc(void *p, int size); |
93 | void sfree(void *p); |
94 | char *dupstr(char *s); |
95 | #define snew(type) \ |
96 | ( (type *) smalloc (sizeof (type)) ) |
97 | #define snewn(number, type) \ |
98 | ( (type *) smalloc ((number) * sizeof (type)) ) |
99 | #define sresize(array, number, type) \ |
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100 | ( (type *) srealloc ((array), (number) * sizeof (type)) ) |
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101 | |
102 | /* |
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103 | * misc.c |
104 | */ |
105 | int rand_upto(int limit); |
106 | |
107 | /* |
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108 | * random.c |
109 | */ |
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110 | random_state *random_init(char *seed, int len); |
111 | unsigned long random_upto(random_state *state, unsigned long limit); |
112 | void random_free(random_state *state); |
113 | |
114 | /* |
115 | * Game-specific routines |
116 | */ |
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117 | extern const char *const game_name; |
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118 | game_params *default_params(void); |
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119 | int game_fetch_preset(int i, char **name, game_params **params); |
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120 | void free_params(game_params *params); |
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121 | game_params *dup_params(game_params *params); |
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122 | char *new_game_seed(game_params *params); |
123 | game_state *new_game(game_params *params, char *seed); |
124 | game_state *dup_game(game_state *state); |
125 | void free_game(game_state *state); |
126 | game_state *make_move(game_state *from, int x, int y, int button); |
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127 | void game_size(game_params *params, int *x, int *y); |
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128 | float *game_colours(frontend *fe, game_state *state, int *ncolours); |
129 | game_drawstate *game_new_drawstate(game_state *state); |
130 | void game_free_drawstate(game_drawstate *ds); |
131 | void game_redraw(frontend *fe, game_drawstate *ds, game_state *oldstate, |
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132 | game_state *newstate, float anim_time, float flash_time); |
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133 | float game_anim_length(game_state *oldstate, game_state *newstate); |
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134 | float game_flash_length(game_state *oldstate, game_state *newstate); |
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135 | int game_wants_statusbar(void); |
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136 | |
137 | #endif /* PUZZLES_PUZZLES_H */ |