X-Git-Url: https://git.cworth.org/git?a=blobdiff_plain;f=dvonn-board.h;h=2971a2738e31262c5658b8c944a74933c81d7f81;hb=1e29ece3252138d372b47499dd4c77f01413c7fc;hp=c1c82707c180904fd7a96387a86fbc27716a2b1c;hpb=c63c776c52cb865bc510b1feb9d17abe47086e5c;p=dvonn

diff --git a/dvonn-board.h b/dvonn-board.h
index c1c8270..2971a27 100644
--- a/dvonn-board.h
+++ b/dvonn-board.h
@@ -37,6 +37,7 @@ typedef enum {
 typedef enum {
     DVONN_CELL_BLACK = DVONN_PLAYER_BLACK,
     DVONN_CELL_WHITE = DVONN_PLAYER_WHITE,
+    DVONN_CELL_RED,
     DVONN_CELL_EMPTY,
     DVONN_CELL_INVALID
 } dvonn_cell_type_t;
@@ -44,21 +45,38 @@ typedef enum {
 typedef struct {
     dvonn_cell_type_t type;
     int height;
+    dvonn_bool_t contains_red;
 } dvonn_cell_t;
 
 #define DVONN_BOARD_X_SIZE 11
 #define DVONN_BOARD_Y_SIZE 5
 
+typedef enum {
+    DVONN_PHASE_PLACEMENT,
+    DVONN_PHASE_MOVEMENT
+} dvonn_phase_t;
+
 typedef struct {
     dvonn_cell_t cells[DVONN_BOARD_X_SIZE][DVONN_BOARD_Y_SIZE];
-
+    dvonn_phase_t phase;
     dvonn_player_t player;
+    int moves;
 } dvonn_board_t;
 
 /* Initialize a board for a new game of DVONN. */
 void
 dvonn_board_init (dvonn_board_t *board);
 
+/* Place a piece at (x,y) where (0,0) is at the upper-left corner of
+ * the board. Returns TRUE if the move is legal and is performed. If
+ * the move is not legal this function returns FALSE, no change will
+ * be performed on the board, and *error will be set to a string
+ * describing why the move is illegal.*/
+int
+dvonn_board_place (dvonn_board_t *board,
+		   int x, int y,
+		   char **error);
+
 /* Move a piece from (x1,y1) to (x2,y2) where (0,0) is at the
  * upper-left corner of the board. Returns TRUE if the move is legal
  * and is performed. If the move is not legal this function returns