LEFT_BUTTON = 0x1000,
MIDDLE_BUTTON,
RIGHT_BUTTON,
+ LEFT_DRAG,
+ MIDDLE_DRAG,
+ RIGHT_DRAG,
+ LEFT_RELEASE,
+ MIDDLE_RELEASE,
+ RIGHT_RELEASE,
CURSOR_UP,
CURSOR_DOWN,
CURSOR_LEFT,
- CURSOR_RIGHT
+ CURSOR_RIGHT,
+ CURSOR_UP_LEFT,
+ CURSOR_DOWN_LEFT,
+ CURSOR_UP_RIGHT,
+ CURSOR_DOWN_RIGHT
};
#define IGNOREARG(x) ( (x) = (x) )
typedef struct frontend frontend;
+typedef struct config_item config_item;
typedef struct midend_data midend_data;
typedef struct random_state random_state;
typedef struct game_params game_params;
typedef struct game_state game_state;
+typedef struct game_ui game_ui;
typedef struct game_drawstate game_drawstate;
+#define ALIGN_VNORMAL 0x000
+#define ALIGN_VCENTRE 0x100
+
+#define ALIGN_HLEFT 0x000
+#define ALIGN_HCENTRE 0x001
+#define ALIGN_HRIGHT 0x002
+
+#define FONT_FIXED 0
+#define FONT_VARIABLE 1
+
+/*
+ * Structure used to pass configuration data between frontend and
+ * game
+ */
+enum { C_STRING, C_CHOICES, C_BOOLEAN, C_END };
+struct config_item {
+ /*
+ * `name' is never dynamically allocated.
+ */
+ char *name;
+ /*
+ * `type' contains one of the above values.
+ */
+ int type;
+ /*
+ * For C_STRING, `sval' is always dynamically allocated and
+ * non-NULL. For C_BOOLEAN and C_END, `sval' is always NULL.
+ * For C_CHOICES, `sval' is non-NULL, _not_ dynamically
+ * allocated, and contains a set of option strings separated by
+ * a delimiter. The delimeter is also the first character in
+ * the string, so for example ":Foo:Bar:Baz" gives three
+ * options `Foo', `Bar' and `Baz'.
+ */
+ char *sval;
+ /*
+ * For C_BOOLEAN, this is TRUE or FALSE. For C_CHOICES, it
+ * indicates the chosen index from the `sval' list. In the
+ * above example, 0==Foo, 1==Bar and 2==Baz.
+ */
+ int ival;
+};
+
/*
* Platform routines
*/
void fatal(char *fmt, ...);
void frontend_default_colour(frontend *fe, float *output);
+void draw_text(frontend *fe, int x, int y, int fonttype, int fontsize,
+ int align, int colour, char *text);
void draw_rect(frontend *fe, int x, int y, int w, int h, int colour);
void draw_line(frontend *fe, int x1, int y1, int x2, int y2, int colour);
void draw_polygon(frontend *fe, int *coords, int npoints,
int fill, int colour);
+void clip(frontend *fe, int x, int y, int w, int h);
+void unclip(frontend *fe);
void start_draw(frontend *fe);
void draw_update(frontend *fe, int x, int y, int w, int h);
void end_draw(frontend *fe);
void deactivate_timer(frontend *fe);
void activate_timer(frontend *fe);
+void status_bar(frontend *fe, char *text);
/*
* midend.c
*/
-midend_data *midend_new(frontend *fe);
+midend_data *midend_new(frontend *fe, void *randseed, int randseedsize);
void midend_free(midend_data *me);
void midend_set_params(midend_data *me, game_params *params);
void midend_size(midend_data *me, int *x, int *y);
-void midend_new_game(midend_data *me, char *seed);
+void midend_new_game(midend_data *me);
void midend_restart_game(midend_data *me);
int midend_process_key(midend_data *me, int x, int y, int button);
void midend_redraw(midend_data *me);
float *midend_colours(midend_data *me, int *ncolours);
void midend_timer(midend_data *me, float tplus);
+int midend_num_presets(midend_data *me);
+void midend_fetch_preset(midend_data *me, int n,
+ char **name, game_params **params);
+int midend_wants_statusbar(midend_data *me);
+enum { CFG_SETTINGS, CFG_SEED };
+config_item *midend_get_config(midend_data *me, int which, char **wintitle);
+char *midend_set_config(midend_data *me, int which, config_item *cfg);
+char *midend_game_id(midend_data *me, char *id, int def_seed);
/*
* malloc.c
void *smalloc(int size);
void *srealloc(void *p, int size);
void sfree(void *p);
-char *dupstr(char *s);
+char *dupstr(const char *s);
#define snew(type) \
( (type *) smalloc (sizeof (type)) )
#define snewn(number, type) \
( (type *) srealloc ((array), (number) * sizeof (type)) )
/*
+ * misc.c
+ */
+void free_cfg(config_item *cfg);
+
+/*
* random.c
*/
random_state *random_init(char *seed, int len);
+unsigned long random_bits(random_state *state, int bits);
unsigned long random_upto(random_state *state, unsigned long limit);
void random_free(random_state *state);
/*
* Game-specific routines
*/
+extern const char *const game_name;
+extern const char *const game_winhelp_topic;
+const int game_can_configure;
game_params *default_params(void);
+int game_fetch_preset(int i, char **name, game_params **params);
+game_params *decode_params(char const *string);
+char *encode_params(game_params *);
void free_params(game_params *params);
-char *new_game_seed(game_params *params);
+game_params *dup_params(game_params *params);
+config_item *game_configure(game_params *params);
+game_params *custom_params(config_item *cfg);
+char *validate_params(game_params *params);
+char *new_game_seed(game_params *params, random_state *rs);
+char *validate_seed(game_params *params, char *seed);
game_state *new_game(game_params *params, char *seed);
game_state *dup_game(game_state *state);
void free_game(game_state *state);
-game_state *make_move(game_state *from, int x, int y, int button);
+game_ui *new_ui(game_state *state);
+void free_ui(game_ui *ui);
+game_state *make_move(game_state *from, game_ui *ui, int x, int y, int button);
void game_size(game_params *params, int *x, int *y);
float *game_colours(frontend *fe, game_state *state, int *ncolours);
game_drawstate *game_new_drawstate(game_state *state);
void game_free_drawstate(game_drawstate *ds);
void game_redraw(frontend *fe, game_drawstate *ds, game_state *oldstate,
- game_state *newstate, float t);
-float game_anim_length(game_state *oldstate, game_state *newstate);
+ game_state *newstate, int dir, game_ui *ui, float anim_time,
+ float flash_time);
+float game_anim_length(game_state *oldstate, game_state *newstate, int dir);
+float game_flash_length(game_state *oldstate, game_state *newstate, int dir);
+int game_wants_statusbar(void);
#endif /* PUZZLES_PUZZLES_H */