X-Git-Url: https://git.distorted.org.uk/~mdw/sgt/puzzles/blobdiff_plain/93b1da3d0f613d616b930419354558365847bc7d..7b72c68e954905d8127b3eb964e798a259db5e15:/pattern.c

diff --git a/pattern.c b/pattern.c
index c7c06f1..523374d 100644
--- a/pattern.c
+++ b/pattern.c
@@ -11,9 +11,6 @@
 
 #include "puzzles.h"
 
-#define max(x,y) ( (x)>(y) ? (x):(y) )
-#define min(x,y) ( (x)<(y) ? (x):(y) )
-
 enum {
     COL_BACKGROUND,
     COL_EMPTY,
@@ -23,15 +20,17 @@ enum {
     NCOLOURS
 };
 
-#define BORDER 18
+#define PREFERRED_TILE_SIZE 24
+#define TILE_SIZE (ds->tilesize)
+#define BORDER (3 * TILE_SIZE / 4)
 #define TLBORDER(d) ( (d) / 5 + 2 )
-#define GUTTER 12
-#define TILE_SIZE 24
+#define GUTTER (TILE_SIZE / 2)
 
 #define FROMCOORD(d, x) \
         ( ((x) - (BORDER + GUTTER + TILE_SIZE * TLBORDER(d))) / TILE_SIZE )
 
 #define SIZE(d) (2*BORDER + GUTTER + TILE_SIZE * (TLBORDER(d) + (d)))
+#define GETTILESIZE(d, w) (w / (2 + TLBORDER(d) + (d)))
 
 #define TOCOORD(d, x) (BORDER + GUTTER + TILE_SIZE * (TLBORDER(d) + (x)))
 
@@ -62,24 +61,26 @@ static game_params *default_params(void)
     return ret;
 }
 
+static const struct game_params pattern_presets[] = {
+    {10, 10},
+    {15, 15},
+    {20, 20},
+#ifndef SLOW_SYSTEM
+    {25, 25},
+    {30, 30},
+#endif
+};
+
 static int game_fetch_preset(int i, char **name, game_params **params)
 {
     game_params *ret;
     char str[80];
-    static const struct { int x, y; } values[] = {
-        {10, 10},
-        {15, 15},
-        {20, 20},
-        {25, 25},
-        {30, 30},
-    };
-
-    if (i < 0 || i >= lenof(values))
+
+    if (i < 0 || i >= lenof(pattern_presets))
         return FALSE;
 
     ret = snew(game_params);
-    ret->w = values[i].x;
-    ret->h = values[i].y;
+    *ret = pattern_presets[i];
 
     sprintf(str, "%dx%d", ret->w, ret->h);
 
@@ -166,12 +167,8 @@ static game_params *custom_params(config_item *cfg)
 
 static char *validate_params(game_params *params)
 {
-    if (params->w <= 0 && params->h <= 0)
+    if (params->w <= 0 || params->h <= 0)
 	return "Width and height must both be greater than zero";
-    if (params->w <= 0)
-	return "Width must be greater than zero";
-    if (params->h <= 0)
-	return "Height must be greater than zero";
     return NULL;
 }
 
@@ -494,8 +491,7 @@ static char *new_game_desc(game_params *params, random_state *rs,
 
 	ai->w = params->w;
 	ai->h = params->h;
-	ai->grid = snewn(ai->w * ai->h, unsigned char);
-	memcpy(ai->grid, grid, ai->w * ai->h);
+        ai->grid = grid;
 
 	*aux = ai;
     }
@@ -764,6 +760,18 @@ static void free_ui(game_ui *ui)
     sfree(ui);
 }
 
+static void game_changed_state(game_ui *ui, game_state *oldstate,
+                               game_state *newstate)
+{
+}
+
+struct game_drawstate {
+    int started;
+    int w, h;
+    int tilesize;
+    unsigned char *visible;
+};
+
 static game_state *make_move(game_state *from, game_ui *ui, game_drawstate *ds,
                              int x, int y, int button) {
     game_state *ret;
@@ -896,14 +904,17 @@ static game_state *make_move(game_state *from, game_ui *ui, game_drawstate *ds,
  * Drawing routines.
  */
 
-struct game_drawstate {
-    int started;
-    int w, h;
-    unsigned char *visible;
-};
-
-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 ts;
+
+    ts = min(GETTILESIZE(params->w, *x), GETTILESIZE(params->h, *y));
+    if (expand)
+        ds->tilesize = ts;
+    else
+        ds->tilesize = min(ts, PREFERRED_TILE_SIZE);
+
     *x = SIZE(params->w);
     *y = SIZE(params->h);
 }
@@ -942,6 +953,7 @@ static game_drawstate *game_new_drawstate(game_state *state)
     ds->w = state->w;
     ds->h = state->h;
     ds->visible = snewn(ds->w * ds->h, unsigned char);
+    ds->tilesize = 0;                  /* not decided yet */
     memset(ds->visible, 255, ds->w * ds->h);
 
     return ds;
@@ -976,8 +988,8 @@ static void grid_square(frontend *fe, game_drawstate *ds,
 }
 
 static void game_redraw(frontend *fe, game_drawstate *ds, game_state *oldstate,
-                 game_state *state, int dir, game_ui *ui,
-                 float animtime, float flashtime)
+                        game_state *state, int dir, game_ui *ui,
+                        float animtime, float flashtime)
 {
     int i, j;
     int x1, x2, y1, y2;
@@ -1133,6 +1145,7 @@ const struct game thegame = {
     FALSE, game_text_format,
     new_ui,
     free_ui,
+    game_changed_state,
     make_move,
     game_size,
     game_colours,
@@ -1221,7 +1234,7 @@ int main(int argc, char **argv)
         fprintf(stderr, "%s: %s\n", argv[0], err);
         return 1;
     }
-    s = new_game(p, desc);
+    s = new_game(NULL, p, desc);
 
     {
 	int w = p->w, h = p->h, i, j, done_any, max;