[Freeciv-Dev] PATCH: fixing a problem when displaying nukes

[rizos@xxxxxxxx]

The following patch fixes a problem that occasionally occurs
when dropping nukes: the quantity (x-1+abs_x0-map_view_x0)
may get negative values, hence, nuke tiles won't be displayed.

Patch against version 1.8.0.

--rizos

File affected: client/mapview.c


--- mapview.cc  Wed May 19 01:59:38 1999
+++ mapview.c   Wed May 19 01:59:38 1999
@@ -1011,14 +1011,15 @@
                0, 0, 
                NORMAL_TILE_WIDTH,
                NORMAL_TILE_HEIGHT,
-               (x-1+abs_x0-map_view_x0)*NORMAL_TILE_WIDTH, 
-               (y-1+abs_y0-map_view_y0)*NORMAL_TILE_HEIGHT);
+               map_canvas_adjust_x(x-1+abs_x0)*NORMAL_TILE_WIDTH, 
+               map_canvas_adjust_y(y-1+abs_y0)*NORMAL_TILE_HEIGHT);
     }
 
   XSync(display, 0);
   sleep(1);
 
-  update_map_canvas(abs_x0-map_view_x0-1, abs_y0-map_view_y0-1,
+  update_map_canvas(map_canvas_adjust_x(abs_x0-1), 
+                    map_canvas_adjust_y(abs_y0-1),
                    3, 3, 1);
 }