Implemented text and clipping primitives in the frontend, and added

[sgt-puzzles.git] / puzzles.h

diff --git a/puzzles.h b/puzzles.h
index 79a938a1c83f7150ee7533accbed87f6bc7a6681..cb276e21f53400731a4ee4bae775e6f7518967f3 100644 (file)
--- a/puzzles.h
+++ b/puzzles.h
@@ -17,10 +17,18 @@
 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 IGNORE(x) ( (x) = (x) )
+#define IGNOREARG(x) ( (x) = (x) )
 
 typedef struct frontend frontend;
 typedef struct midend_data midend_data;
@@ -29,15 +37,29 @@ 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);
@@ -53,12 +75,13 @@ 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);
-void midend_undo(midend_data *me);
-void midend_redo(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
@@ -74,6 +97,11 @@ char *dupstr(char *s);
 #define sresize(array, number, type) \
     ( (type *) srealloc ((array), (number) * sizeof (type)) )
 
+/*
+ * misc.c
+ */
+int rand_upto(int limit);
+
 /*
  * random.c
  */
@@ -84,8 +112,11 @@ void random_free(random_state *state);
 /*
  * Game-specific routines
  */
+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);
@@ -96,7 +127,8 @@ 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);
+                 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 */