1.1 --- a/Source/Grid.h	Thu Jul 31 11:18:13 2008 -0700
     1.2 +++ b/Source/Grid.h	Tue Mar 10 22:36:23 2009 -0700
     1.3 @@ -24,6 +24,11 @@
     1.4  @class GridCell;
     1.5  
     1.6  
     1.7 +typedef struct {
     1.8 +    unsigned col, row;
     1.9 +} GridCoord;
    1.10 +
    1.11 +
    1.12  /** Abstract superclass of regular geometric grids of GridCells that Bits can be placed on. */
    1.13  @interface Grid : GGBLayer
    1.14  {