X-Git-Url: https://git.distorted.org.uk/~mdw/sgt/puzzles/blobdiff_plain/ac9f41c4c8ccbf9364a5d351e4cb134812a9926b..d3fc6146c0fd38562c28eac50bc932b2992b97a5:/bridges.c

diff --git a/bridges.c b/bridges.c
index a3d342c..1829681 100644
--- a/bridges.c
+++ b/bridges.c
@@ -147,6 +147,11 @@ static void fixup_islands_for_realloc(game_state *state)
     }
 }
 
+static int game_can_format_as_text_now(game_params *params)
+{
+    return TRUE;
+}
+
 static char *game_text_format(game_state *state)
 {
     int x, y, len, nl;
@@ -1012,7 +1017,7 @@ static int grid_degree(game_state *state, int x, int y, int *nx_r, int *ny_r)
 
 static int map_hasloops(game_state *state, int mark)
 {
-    int x, y, ox, oy, nx, ny, loop = 0;
+    int x, y, ox, oy, nx = 0, ny = 0, loop = 0;
 
     memcpy(state->scratch, state->grid, GRIDSZ(state));
 
@@ -1064,8 +1069,7 @@ static void map_group(game_state *state)
     struct island *is, *is_join;
 
     /* Initialise dsf. */
-    for (i = 0; i < wh; i++)
-        dsf[i] = i;
+    dsf_init(dsf, wh);
 
     /* For each island, find connected islands right or down
      * and merge the dsf for the island squares as well as the
@@ -1602,9 +1606,8 @@ static game_state *new_state(game_params *params)
     ret->solved = ret->completed = 0;
 
     ret->solver = snew(struct solver_state);
-    ret->solver->dsf = snewn(wh, int);
+    ret->solver->dsf = snew_dsf(wh);
     ret->solver->tmpdsf = snewn(wh, int);
-    for (i = 0; i < wh; i++) ret->solver->dsf[i] = i;
 
     ret->solver->refcount = 1;
 
@@ -1800,11 +1803,11 @@ generated:
     echeck = 0;
     for (x = 0; x < params->w; x++) {
         if (INDEX(tobuild, gridi, x, 0))           echeck |= 1;
-        if (INDEX(tobuild, gridi, x, params->w-1)) echeck |= 2;
+        if (INDEX(tobuild, gridi, x, params->h-1)) echeck |= 2;
     }
     for (y = 0; y < params->h; y++) {
         if (INDEX(tobuild, gridi, 0,           y)) echeck |= 4;
-        if (INDEX(tobuild, gridi, params->h-1, y)) echeck |= 8;
+        if (INDEX(tobuild, gridi, params->w-1, y)) echeck |= 8;
     }
     if (echeck != 15) {
         debug(("Generated grid doesn't fill to sides, retrying.\n"));
@@ -2288,22 +2291,30 @@ static void game_free_drawstate(drawing *dr, game_drawstate *ds)
 
 #define OFFSET(thing) ((TILE_SIZE/2) - ((thing)/2))
 
-static void line_vert(drawing *dr, game_drawstate *ds,
-                      int ox, int oy, int col, grid_type v)
+static void lines_vert(drawing *dr, game_drawstate *ds,
+                       int ox, int oy, int lv, int col, grid_type v)
 {
-    int lw = LINE_WIDTH;
+    int lw = LINE_WIDTH, gw = LINE_WIDTH, bw, i, loff;
+    while ((bw = lw * lv + gw * (lv+1)) > TILE_SIZE)
+        gw--;
+    loff = OFFSET(bw);
     if (v & G_MARKV)
-        draw_rect(dr, ox-lw, oy, lw*3, TILE_SIZE, COL_MARK);
-    draw_rect(dr, ox, oy, lw, TILE_SIZE, col);
+        draw_rect(dr, ox + loff, oy, bw, TILE_SIZE, COL_MARK);
+    for (i = 0; i < lv; i++, loff += lw + gw)
+        draw_rect(dr, ox + loff + gw, oy, lw, TILE_SIZE, col);
 }
 
-static void line_horiz(drawing *dr, game_drawstate *ds,
-                       int ox, int oy, int col, grid_type v)
+static void lines_horiz(drawing *dr, game_drawstate *ds,
+                        int ox, int oy, int lh, int col, grid_type v)
 {
-    int lw = LINE_WIDTH;
+    int lw = LINE_WIDTH, gw = LINE_WIDTH, bw, i, loff;
+    while ((bw = lw * lh + gw * (lh+1)) > TILE_SIZE)
+        gw--;
+    loff = OFFSET(bw);
     if (v & G_MARKH)
-        draw_rect(dr, ox, oy-lw, TILE_SIZE, lw*3, COL_MARK);
-    draw_rect(dr, ox, oy, TILE_SIZE, lw, col);
+        draw_rect(dr, ox, oy + loff, TILE_SIZE, bw, COL_MARK);
+    for (i = 0; i < lh; i++, loff += lw + gw)
+        draw_rect(dr, ox, oy + loff + gw, TILE_SIZE, lw, col);
 }
 
 static void line_cross(drawing *dr, game_drawstate *ds,
@@ -2353,8 +2364,7 @@ static void lines_redraw(drawing *dr,
                          game_state *state, game_drawstate *ds, game_ui *ui,
                          int x, int y, grid_type v, int lv, int lh)
 {
-    int lw = LINE_WIDTH, bw;
-    int ox = COORD(x), oy = COORD(y), loff, i;
+    int ox = COORD(x), oy = COORD(y);
     int vcol = (v & G_FLASH) ? COL_HIGHLIGHT :
         (v & G_WARN) ? COL_WARNING : COL_FOREGROUND, hcol = vcol;
     grid_type todraw = v & G_NOLINE;
@@ -2385,24 +2395,18 @@ static void lines_redraw(drawing *dr,
         line_cross(dr, ds, ox + TS8(1), oy + TS8(3), hcol, todraw);
         line_cross(dr, ds, ox + TS8(5), oy + TS8(3), hcol, todraw);
     }
-    if (lv) {
-        bw = (lv*2-1) * lw;
-        for (i = 0, loff = OFFSET(bw); i < lv; i++, loff += lw*2)
-            line_vert(dr, ds, ox + loff, oy, vcol, v);
-    }
-    if (lh) {
-        bw = (lh*2-1) * lw;
-        for (i = 0, loff = OFFSET(bw); i < lh; i++, loff += lw*2)
-            line_horiz(dr, ds, ox, oy + loff, hcol, v);
-    }
+    if (lv)
+        lines_vert(dr, ds, ox, oy, lv, vcol, v);
+    if (lh)
+        lines_horiz(dr, ds, ox, oy, lh, hcol, v);
 
     dsf_debug_draw(dr, state, ds, x, y);
     draw_update(dr, ox, oy, TILE_SIZE, TILE_SIZE);
 }
 
-#define ISLAND_RADIUS ((TILE_SIZE*13)/20)
+#define ISLAND_RADIUS ((TILE_SIZE*12)/20)
 #define ISLAND_NUMSIZE(is) \
-    (((is)->count < 10) ? TILE_SIZE : (TILE_SIZE*8)/10)
+    (((is)->count < 10) ? (TILE_SIZE*7)/10 : (TILE_SIZE*5)/10)
 
 static void island_redraw(drawing *dr,
                           game_state *state, game_drawstate *ds,
@@ -2630,7 +2634,7 @@ static void game_print(drawing *dr, game_state *state, int ts)
 #endif
 
 const struct game thegame = {
-    "Bridges", "games.bridges",
+    "Bridges", "games.bridges", "bridges",
     default_params,
     game_fetch_preset,
     decode_params,
@@ -2645,7 +2649,7 @@ const struct game thegame = {
     dup_game,
     free_game,
     TRUE, solve_game,
-    TRUE, game_text_format,
+    TRUE, game_can_format_as_text_now, game_text_format,
     new_ui,
     free_ui,
     encode_ui,
@@ -2663,7 +2667,7 @@ const struct game thegame = {
     TRUE, FALSE, game_print_size, game_print,
     FALSE,			       /* wants_statusbar */
     FALSE, game_timing_state,
-    0,				       /* flags */
+    REQUIRE_RBUTTON,		       /* flags */
 };
 
 /* vim: set shiftwidth=4 tabstop=8: */