Implemented text and clipping primitives in the frontend, and added

[sgt-puzzles.git] / puzzles.h

diff --git a/puzzles.h b/puzzles.h
index ca961a66b9eb084343694c77afff93ca530659d0..cb276e21f53400731a4ee4bae775e6f7518967f3 100644 (file)
--- a/puzzles.h
+++ b/puzzles.h
@@ -17,13 +17,71 @@
 enum {
     LEFT_BUTTON = 0x1000,
     MIDDLE_BUTTON,
-    RIGHT_BUTTON
+    RIGHT_BUTTON,
+    CURSOR_UP,
+    CURSOR_DOWN,
+    CURSOR_LEFT,
+    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 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_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
+
 /*
  * 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);
+
+/*
+ * midend.c
+ */
+midend_data *midend_new(frontend *fe);
+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_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);
 
 /*
  * malloc.c
@@ -37,12 +95,16 @@ char *dupstr(char *s);
 #define snewn(number, type) \
     ( (type *) smalloc ((number) * sizeof (type)) )
 #define sresize(array, number, type) \
-    ( (type *) srealloc ((array), (len) * sizeof (type)) )
+    ( (type *) srealloc ((array), (number) * sizeof (type)) )
+
+/*
+ * misc.c
+ */
+int rand_upto(int limit);
 
 /*
  * random.c
  */
-typedef struct random_state random_state;
 random_state *random_init(char *seed, int len);
 unsigned long random_upto(random_state *state, unsigned long limit);
 void random_free(random_state *state);
@@ -50,12 +112,23 @@ void random_free(random_state *state);
 /*
  * Game-specific routines
  */
-typedef struct game_params game_params;
-typedef struct game_state game_state;
+extern const char *const game_name;
+game_params *default_params(void);
+int game_fetch_preset(int i, char **name, game_params **params);
+void free_params(game_params *params);
+game_params *dup_params(game_params *params);
 char *new_game_seed(game_params *params);
 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);
+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 anim_time, float flash_time);
+float game_anim_length(game_state *oldstate, game_state *newstate);
+float game_flash_length(game_state *oldstate, game_state *newstate);
 
 #endif /* PUZZLES_PUZZLES_H */