X-Git-Url: https://git.distorted.org.uk/~mdw/sgt/puzzles/blobdiff_plain/48a10826fef7777bb8b061f4a121f481ced98bc0..f3cc3e50490f3409b85f805dae9872e09f42bd7d:/fifteen.c

diff --git a/fifteen.c b/fifteen.c
index 0ed5067..226de30 100644
--- a/fifteen.c
+++ b/fifteen.c
@@ -11,7 +11,8 @@
 
 #include "puzzles.h"
 
-#define TILE_SIZE 48
+#define PREFERRED_TILE_SIZE 48
+#define TILE_SIZE (ds->tilesize)
 #define BORDER    (TILE_SIZE / 2)
 #define HIGHLIGHT_WIDTH (TILE_SIZE / 20)
 #define COORD(x)  ( (x) * TILE_SIZE + BORDER )
@@ -72,21 +73,17 @@ static game_params *dup_params(game_params *params)
     return ret;
 }
 
-static game_params *decode_params(char const *string)
+static void decode_params(game_params *ret, char const *string)
 {
-    game_params *ret = default_params();
-
     ret->w = ret->h = atoi(string);
     while (*string && isdigit(*string)) string++;
     if (*string == 'x') {
         string++;
         ret->h = atoi(string);
     }
-
-    return ret;
 }
 
-static char *encode_params(game_params *params)
+static char *encode_params(game_params *params, int full)
 {
     char data[256];
 
@@ -134,7 +131,7 @@ static game_params *custom_params(config_item *cfg)
 
 static char *validate_params(game_params *params)
 {
-    if (params->w < 2 && params->h < 2)
+    if (params->w < 2 || params->h < 2)
 	return "Width and height must both be at least two";
 
     return NULL;
@@ -154,8 +151,8 @@ static int perm_parity(int *perm, int n)
     return ret;
 }
 
-static char *new_game_seed(game_params *params, random_state *rs,
-			   game_aux_info **aux)
+static char *new_game_desc(game_params *params, random_state *rs,
+			   game_aux_info **aux, int interactive)
 {
     int gap, n, i, x;
     int x1, x2, p1, p2, parity;
@@ -247,8 +244,8 @@ static char *new_game_seed(game_params *params, random_state *rs,
     }
 
     /*
-     * Now construct the game seed, by describing the tile array as
-     * a simple sequence of comma-separated integers.
+     * Now construct the game description, by describing the tile
+     * array as a simple sequence of comma-separated integers.
      */
     ret = NULL;
     retlen = 0;
@@ -275,14 +272,14 @@ static void game_free_aux_info(game_aux_info *aux)
     assert(!"Shouldn't happen");
 }
 
-static char *validate_seed(game_params *params, char *seed)
+static char *validate_desc(game_params *params, char *desc)
 {
     char *p, *err;
     int i, area;
     int *used;
 
     area = params->w * params->h;
-    p = seed;
+    p = desc;
     err = NULL;
 
     used = snewn(area, int);
@@ -326,7 +323,7 @@ static char *validate_seed(game_params *params, char *seed)
     return err;
 }
 
-static game_state *new_game(game_params *params, char *seed)
+static game_state *new_game(midend_data *me, game_params *params, char *desc)
 {
     game_state *state = snew(game_state);
     int i;
@@ -338,7 +335,7 @@ static game_state *new_game(game_params *params, char *seed)
     state->tiles = snewn(state->n, int);
 
     state->gap_pos = 0;
-    p = seed;
+    p = desc;
     i = 0;
     for (i = 0; i < state->n; i++) {
         assert(*p);
@@ -378,6 +375,7 @@ static game_state *dup_game(game_state *state)
 
 static void free_game(game_state *state)
 {
+    sfree(state->tiles);
     sfree(state);
 }
 
@@ -398,7 +396,7 @@ static game_state *solve_game(game_state *state, game_aux_info *aux,
 	ret->tiles[i] = (i+1) % ret->n;
     ret->gap_pos = ret->n-1;
     ret->used_solve = ret->just_used_solve = TRUE;
-    ret->completed = ret->movecount;
+    ret->completed = ret->movecount = 1;
 
     return ret;
 }
@@ -454,12 +452,25 @@ static void free_ui(game_ui *ui)
 {
 }
 
-static game_state *make_move(game_state *from, game_ui *ui,
-			     int x, int y, int button)
+static void game_changed_state(game_ui *ui, game_state *oldstate,
+                               game_state *newstate)
 {
+}
+
+struct game_drawstate {
+    int started;
+    int w, h, bgcolour;
+    int *tiles;
+    int tilesize;
+};
+
+static game_state *make_move(game_state *from, game_ui *ui, game_drawstate *ds,
+                             int x, int y, int button) {
     int gx, gy, dx, dy, ux, uy, up, p;
     game_state *ret;
 
+    button &= ~MOD_MASK;
+
     gx = X(from, from->gap_pos);
     gy = Y(from, from->gap_pos);
 
@@ -524,14 +535,23 @@ static game_state *make_move(game_state *from, game_ui *ui,
  * Drawing routines.
  */
 
-struct game_drawstate {
-    int started;
-    int w, h, bgcolour;
-    int *tiles;
-};
-
-static void game_size(game_params *params, int *x, int *y)
+static void game_size(game_params *params, game_drawstate *ds,
+                      int *x, int *y, int expand)
 {
+    int tsx, tsy, ts;
+    /*
+     * Each window dimension equals the tile size times one more
+     * than the grid dimension (the border is half the width of the
+     * tiles).
+     */
+    tsx = *x / (params->w + 1);
+    tsy = *y / (params->h + 1);
+    ts = min(tsx, tsy);
+    if (expand)
+        ds->tilesize = ts;
+    else
+        ds->tilesize = min(ts, PREFERRED_TILE_SIZE);
+
     *x = TILE_SIZE * params->w + 2 * BORDER;
     *y = TILE_SIZE * params->h + 2 * BORDER;
 }
@@ -577,6 +597,7 @@ static game_drawstate *game_new_drawstate(game_state *state)
     ds->h = state->h;
     ds->bgcolour = COL_BACKGROUND;
     ds->tiles = snewn(ds->w*ds->h, int);
+    ds->tilesize = 0;                  /* haven't decided yet */
     for (i = 0; i < ds->w*ds->h; i++)
         ds->tiles[i] = -1;
 
@@ -589,8 +610,8 @@ static void game_free_drawstate(game_drawstate *ds)
     sfree(ds);
 }
 
-static void draw_tile(frontend *fe, game_state *state, int x, int y,
-                      int tile, int flash_colour)
+static void draw_tile(frontend *fe, game_drawstate *ds, game_state *state,
+                      int x, int y, int tile, int flash_colour)
 {
     if (tile == 0) {
         draw_rect(fe, x, y, TILE_SIZE, TILE_SIZE,
@@ -638,7 +659,7 @@ static void game_redraw(frontend *fe, game_drawstate *ds, game_state *oldstate,
         bgcolour = COL_BACKGROUND;
 
     if (!ds->started) {
-        int coords[6];
+        int coords[10];
 
 	draw_rect(fe, 0, 0,
 		  TILE_SIZE * state->w + 2 * BORDER,
@@ -654,15 +675,19 @@ static void game_redraw(frontend *fe, game_drawstate *ds, game_state *oldstate,
         coords[1] = COORD(state->h) + HIGHLIGHT_WIDTH - 1;
         coords[2] = COORD(state->w) + HIGHLIGHT_WIDTH - 1;
         coords[3] = COORD(0) - HIGHLIGHT_WIDTH;
-        coords[4] = COORD(0) - HIGHLIGHT_WIDTH;
-        coords[5] = COORD(state->h) + HIGHLIGHT_WIDTH - 1;
-        draw_polygon(fe, coords, 3, TRUE, COL_HIGHLIGHT);
-        draw_polygon(fe, coords, 3, FALSE, COL_HIGHLIGHT);
+        coords[4] = coords[2] - TILE_SIZE;
+        coords[5] = coords[3] + TILE_SIZE;
+        coords[8] = COORD(0) - HIGHLIGHT_WIDTH;
+        coords[9] = COORD(state->h) + HIGHLIGHT_WIDTH - 1;
+        coords[6] = coords[8] + TILE_SIZE;
+        coords[7] = coords[9] - TILE_SIZE;
+        draw_polygon(fe, coords, 5, TRUE, COL_HIGHLIGHT);
+        draw_polygon(fe, coords, 5, FALSE, COL_HIGHLIGHT);
 
         coords[1] = COORD(0) - HIGHLIGHT_WIDTH;
         coords[0] = COORD(0) - HIGHLIGHT_WIDTH;
-        draw_polygon(fe, coords, 3, TRUE, COL_LOWLIGHT);
-        draw_polygon(fe, coords, 3, FALSE, COL_LOWLIGHT);
+        draw_polygon(fe, coords, 5, TRUE, COL_LOWLIGHT);
+        draw_polygon(fe, coords, 5, FALSE, COL_LOWLIGHT);
 
         ds->started = TRUE;
     }
@@ -747,7 +772,7 @@ static void game_redraw(frontend *fe, game_drawstate *ds, game_state *oldstate,
                     y = COORD(Y(state, i));
                 }
 
-                draw_tile(fe, state, x, y, t, bgcolour);
+                draw_tile(fe, ds, state, x, y, t, bgcolour);
             }
             ds->tiles[i] = t0;
         }
@@ -780,7 +805,7 @@ static void game_redraw(frontend *fe, game_drawstate *ds, game_state *oldstate,
 }
 
 static float game_anim_length(game_state *oldstate,
-			      game_state *newstate, int dir)
+			      game_state *newstate, int dir, game_ui *ui)
 {
     if ((dir > 0 && newstate->just_used_solve) ||
 	(dir < 0 && oldstate->just_used_solve))
@@ -790,7 +815,7 @@ static float game_anim_length(game_state *oldstate,
 }
 
 static float game_flash_length(game_state *oldstate,
-			       game_state *newstate, int dir)
+			       game_state *newstate, int dir, game_ui *ui)
 {
     if (!oldstate->completed && newstate->completed &&
 	!oldstate->used_solve && !newstate->used_solve)
@@ -804,6 +829,11 @@ static int game_wants_statusbar(void)
     return TRUE;
 }
 
+static int game_timing_state(game_state *state)
+{
+    return TRUE;
+}
+
 #ifdef COMBINED
 #define thegame fifteen
 #endif
@@ -818,9 +848,9 @@ const struct game thegame = {
     dup_params,
     TRUE, game_configure, custom_params,
     validate_params,
-    new_game_seed,
+    new_game_desc,
     game_free_aux_info,
-    validate_seed,
+    validate_desc,
     new_game,
     dup_game,
     free_game,
@@ -828,6 +858,7 @@ const struct game thegame = {
     TRUE, game_text_format,
     new_ui,
     free_ui,
+    game_changed_state,
     make_move,
     game_size,
     game_colours,
@@ -837,4 +868,6 @@ const struct game thegame = {
     game_anim_length,
     game_flash_length,
     game_wants_statusbar,
+    FALSE, game_timing_state,
+    0,				       /* mouse_priorities */
 };