X-Git-Url: https://git.cworth.org/git?a=blobdiff_plain;f=kub.c;h=74a37496700835deec7a47db8d802def15c43301;hb=8b49dd4f15d5d44dae6a45278f1b202da2911032;hp=e879e8b1f5f86c5bbf52e8149806669f43392093;hpb=7d059f058ddcb67baa6921c66389381968ea080c;p=kub

diff --git a/kub.c b/kub.c
index e879e8b..74a3749 100644
--- a/kub.c
+++ b/kub.c
@@ -12,7 +12,7 @@
  * ||/   /
  * ||   |  TILE_WIDTH = 40
  * ||   | /
- * |     | 
+ * |     |
  * +-----+ - TILE_NUMBER_Y_OFFSET = 3	-
  * |+---+| -				|
  * ||   ||				|
@@ -22,7 +22,7 @@
  * | / \ |				|
  * ||   ||   TILE_SUN_HEIGHT = 20	|
  * | \_/ | _				|
- * |     |   TILE_SUN_Y_OFFSET = 3	|	
+ * |     |   TILE_SUN_Y_OFFSET = 3	|
  * +-----+ -				-
  * ||   | TILE_SUN_WIDTH = 20
  * ||
@@ -41,7 +41,7 @@
 #define TILE_SUN_WIDTH		20
 #define TILE_SUN_HEIGHT		20
 
-#define FATAL_ERROR(msg) \
+#define FATAL_ERROR(msg)						\
     do { fprintf (stderr, "Error: %s\n", msg); exit (1); } while (0)
 
 char *colors[] = {"Black", "Blue", "Red", "Yellow"};
@@ -53,6 +53,7 @@ typedef struct tile {
     int number;
     int x;
     int y;
+    int selected;
 } tile_t;
 
 #define DECK_MAX_TILES 104
@@ -80,6 +81,10 @@ typedef struct player {
     tile_group_t hand;
 } player_t;
 
+typedef struct selection_box {
+    int x1, x2, y1, y2, visible;
+} selection_box_t;
+
 #define GAME_MAX_PLAYERS 4
 #define GAME_WINDOW_DEFAULT_WIDTH  800
 #define GAME_WINDOW_DEFAULT_HEIGHT 600
@@ -89,18 +94,46 @@ typedef struct game {
     int num_players;
     board_t board;
     deck_t deck;
+    selection_box_t selection_box;
     RsvgHandle *blanktile;
+    RsvgHandle *selectedtile;
 
     int current_tile;
+    int select_mode;
+    int diff_x, diff_y;
+    int click_x, click_y;
+    int release_x, release_y;    /*Currently unused*/
 } game_t;
 
-static void
-tile_init (tile_t *tile, color_t color, int number)
+static void selection_box_init(selection_box_t *box)
+{
+    box->x1 = 0;
+    box->x2 = 0;
+    box->y1 = 0;
+    box->y2 = 0;
+    box->visible = 0;
+}
+
+static void selection_box_draw(selection_box_t *box, cairo_t *cr)
+{
+    cairo_rectangle (cr, box->x1, box->y1, box->x2 - box->x1, box->y2 - box->y1);
+    cairo_set_source_rgba(cr, 0.0, 0.1, 0.2, 0.5);
+    cairo_fill (cr);
+}
+
+static void tile_init (tile_t *tile, color_t color, int number)
 {
     tile->color = color;
     tile->number = number;
     tile->x = 0;
     tile->y = 0;
+    tile->selected = 0;
+}
+
+static void tile_set_x_y (tile_t *tile, int x, int y)
+{
+    tile->x = x;
+    tile->y = y;
 }
 
 static void tile_print(tile_t tile)
@@ -108,10 +141,18 @@ static void tile_print(tile_t tile)
     printf("%6s %2d\n", colors[tile.color], tile.number + 1);
 }
 
-static void tile_draw(game_t *game, tile_t *tile, cairo_t *cr)
+static void tile_draw(game_t *game, tile_t *tile, cairo_t *cr, GdkRegion *region)
 {
     char number_string[3];
     int len;
+    GdkRectangle rectangle;
+
+    rectangle.x = tile->x - 1;
+    rectangle.y = tile->y - 1;
+    rectangle.width = TILE_WIDTH + 2;
+    rectangle.height = TILE_HEIGHT + 2;
+    if (gdk_region_rect_in (region, &rectangle) == GDK_OVERLAP_RECTANGLE_OUT)
+	return;
 
     len = snprintf (number_string, 3, "%d", tile->number + 1);
     if (len < 0 || len >= 3)
@@ -119,20 +160,27 @@ static void tile_draw(game_t *game, tile_t *tile, cairo_t *cr)
 
     cairo_save(cr);
     cairo_translate(cr, tile->x, tile->y);
-    rsvg_handle_render_cairo (game->blanktile, cr);
-    
+
+    if (tile->selected)
+	rsvg_handle_render_cairo (game->selectedtile, cr);
+    else
+	rsvg_handle_render_cairo (game->blanktile, cr);
+
     if (tile->color == BLACK)
-        cairo_set_source_rgb (cr, 0.0, 0.0, 0.0);
+	cairo_set_source_rgb (cr, 0.0, 0.0, 0.0);
     if (tile->color == BLUE)
-        cairo_set_source_rgb (cr, 0.0, 0.0, 1.0);	
+	cairo_set_source_rgb (cr, 0.0, 0.0, 1.0);
     if (tile->color == RED)
-        cairo_set_source_rgb (cr, 1.0, 0.0, 0.0);
+	cairo_set_source_rgb (cr, 1.0, 0.0, 0.0);
     if (tile->color == YELLOW)
 	cairo_set_source_rgb (cr, 1.0, .843, 0.0);
-    cairo_move_to (cr, 10, 25);
+    if (tile->number + 1 > 9)
+	cairo_move_to (cr, 1, 25);
+    else
+	cairo_move_to (cr, 10, 25);
     cairo_set_font_size(cr, 25);
     cairo_show_text (cr, number_string);
-    
+
     cairo_restore(cr);
 }
 
@@ -145,8 +193,8 @@ static void board_init(board_t *board)
 {
     int i;
     board->num_groups = 0;
-    
-    for (i = 0; i <= BOARD_MAX_TILE_GROUPS; ++i) 
+
+    for (i = 0; i <= BOARD_MAX_TILE_GROUPS; ++i)
     {
 	tile_group_init(&board->groups[i]);
     }
@@ -173,20 +221,26 @@ static int tile_group_is_run_one(tile_group_t *tile_group)
     int i;
     qsort (&tile_group->tiles[0], tile_group->num_tiles,
 	   sizeof (tile_t), tile_compare);
-	   
+
     if (tile_group->num_tiles > 13 || tile_group->num_tiles < 3)
     {
+	printf("fail run - invalid num tiles; ");
 	return 0;
     }
     for (i = 0; i < tile_group->num_tiles - 1; ++i)
+    {
 	if(tile_group->tiles[i].color != tile_group->tiles[i + 1].color)
-	{
+        {
+	    printf("fail run - colors don't match; ");
 	    return 0;
-	}
-	if(tile_group->tiles[i].number != tile_group->tiles[i + 1].number -1)
-	{
+        }
+	if( tile_group->tiles[i].number != tile_group->tiles[i + 1].number -1 &&
+	    i+1 != tile_group->num_tiles)
+        {
+	    printf("fail run - invalid number sequence; ");
 	    return 0;
-	}
+        }
+    }
     return 1;
 }
 
@@ -256,27 +310,32 @@ static int tile_group_is_run_two(tile_group_t *tile_group)
 static int tile_group_is_set(tile_group_t *tile_group)
 {
     int i;
-    color_t seen_color[tile_group->num_tiles];
-    
+    color_t seen_color[4];
+    for (i = 0; i < 4; i++)
+	seen_color[i] = 0;
+
     if (tile_group->num_tiles > 4 || tile_group->num_tiles < 3)
     {
+	printf("fail set - invalid num tiles; ");
 	return 0;
     }
-    for (i = 0; i < tile_group->num_tiles - 1; ++i) 
+    for (i = 0; i <= tile_group->num_tiles - 1; ++i)
     {
-	if (tile_group->tiles[i].number != tile_group->tiles[i + 1].number)
-	{
+	if (tile_group->tiles[i].number != tile_group->tiles[i + 1].number &&
+	    i+1 != tile_group->num_tiles)
+        {
+	    printf("fail set - numbers don't match; ");
 	    return 0;
-	}
+        }
+	seen_color[tile_group->tiles[i].color] += 1;
     }
-    seen_color[i] = tile_group->tiles[i].color;
-    for (i = 0; i < tile_group->num_tiles; ++i)
+    for (i = 0; i < 4; i++)
     {
-	seen_color[tile_group->tiles[i].color]++;
-	if (seen_color[tile_group->tiles[i].color] > 1)
-	{
+	if (seen_color[i] > 1)
+        {
+	    printf("fail set - repeat color; ");
 	    return 0;
-	}
+        }
     }
     return 1;
 }
@@ -286,7 +345,7 @@ static void deck_deal(game_t *game, deck_t *deck)
     tile_t temp;
     int rand_tile;
     int i, j, newline;
-    
+
     printf ("How many players(1-4) should I deal in? ");
     game->num_players = getchar();
     if (game->num_players == EOF)
@@ -294,9 +353,9 @@ static void deck_deal(game_t *game, deck_t *deck)
 	printf ("\nGoodbye.\n");
 	exit (1);
     }
-    newline = getchar();   
+    newline = getchar();
     game->num_players -= '0';
-    
+
     for (i = 0; i < game->num_players; ++i)
     {
 	for (j = 0; j < 14; ++j)
@@ -314,20 +373,20 @@ static void deck_deal(game_t *game, deck_t *deck)
 
 static void deck_init(deck_t *deck)
 {
-    int h, i, j;  
+    int h, i, j;
     deck->num_tiles = 0;
     for (h = 0; h <= 1; ++h)
     {
-	for (i = 0; i <= 3; ++i) 
+	for (i = 0; i <= 3; ++i)
 	{
-	    for (j = 0; j <= 12; ++j) 
+	    for (j = 0; j <= 12; ++j)
 	    {
 		tile_init (&deck->tiles[deck->num_tiles++], i, j);
 		printf ("There are %d tiles in the deck\n", deck->num_tiles);
 	    }
 	}
     }
-} 
+}
 
 static void deck_shuffle(deck_t *deck)
 {
@@ -345,7 +404,7 @@ static void deck_shuffle(deck_t *deck)
 
 static void deck_print(deck_t *deck)
 {
-    int h, i, j;  
+    int h, i, j;
     for (h = 0; h < 2; ++h)
     {
 	for (i = 0; i < 4; ++i)
@@ -372,21 +431,38 @@ static void deck_spread(deck_t *deck)
     }
 }
 
-static void deck_draw(game_t *game, cairo_t *cr)
+static void deck_draw(game_t *game, cairo_t *cr, GdkRegion *region)
 {
     int i;
     for (i = 0; i < game->deck.num_tiles; i++)
     {
-	    tile_draw(game, &game->deck.tiles[i], cr);
+	tile_draw(game, &game->deck.tiles[i], cr, region);
     }
-}   
+}
 
-static void hand_print(game_t *game)
+static void hand_print(game_t *game, int player)
 {
     int i;
-    for (i = 0; i < game->players[0].hand.num_tiles; ++i)
+    for (i = 0; i < game->players[player].hand.num_tiles; i++)
     {
-	tile_print(game->players[0].hand.tiles[i]);
+	tile_print(game->players[player].hand.tiles[i]);
+    }
+}
+
+static void hand_draw(game_t *game, int player, cairo_t *cr, GdkRegion *region)
+{
+    int i;
+    int gwdw = GAME_WINDOW_DEFAULT_WIDTH;
+    int gwdh = GAME_WINDOW_DEFAULT_HEIGHT;
+    for (i = 0; i < game->players[player].hand.num_tiles; i++)
+    {
+	tile_set_x_y(&game->players[player].hand.tiles[i],
+		     ((gwdw / game->players[player].hand.num_tiles)) * i,
+		     (gwdh - TILE_HEIGHT - 6) );
+    }
+    for (i = 0; i < game->players[player].hand.num_tiles; i++)
+    {
+	tile_draw(game, &game->players[player].hand.tiles[i], cr, region);
     }
 }
 
@@ -396,22 +472,30 @@ static void game_init(game_t *game)
     GError *error = NULL;
 
     game->num_players = 0;
-    
+
     for (i = 0; i < GAME_MAX_PLAYERS; ++i)
     {
 	player_init(&game->players[i]);
 	game->num_players += 1;
     }
     
+    selection_box_init(&game->selection_box);
     board_init(&game->board);
     deck_init(&game->deck);
     deck_shuffle(&game->deck);
 
+    game->selectedtile = rsvg_handle_new_from_file ("tiles/selectedtile.svg", &error);
+    if (error)
+	FATAL_ERROR (error->message);
+
     game->blanktile = rsvg_handle_new_from_file ("tiles/blanktile.svg", &error);
     if (error)
 	FATAL_ERROR (error->message);
 
     game->current_tile = game->deck.num_tiles - 1;
+    game->select_mode = 1;
+
+    game->diff_x = game->diff_y = 0;
 }
 
 static gboolean on_expose_event (GtkWidget *widget, GdkEventExpose *event, game_t *game)
@@ -420,7 +504,12 @@ static gboolean on_expose_event (GtkWidget *widget, GdkEventExpose *event, game_
 
     cr = gdk_cairo_create (widget->window);
 
-    deck_draw(game, cr);
+    deck_draw(game, cr, event->region);
+
+    if (game->selection_box.visible)
+	selection_box_draw(&game->selection_box, cr);
+
+    hand_draw(game, 0, cr, event->region);
 
     cairo_destroy (cr);
 
@@ -437,55 +526,210 @@ static gboolean on_key_press_event (GtkWidget *widget, GdkEventKey *event, game_
 static gboolean on_button_press_event (GtkWidget *widget, GdkEventButton *event, game_t *game)
 {
     int i, tile_x, tile_y;
+    tile_t *curr_tile = &game->deck.tiles[game->current_tile];    
 
     for (i = 0; i < game->deck.num_tiles; i++)
     {
+	curr_tile = &game->deck.tiles[i];
+	if (curr_tile->selected)
+	{
+	    curr_tile->selected = 0;
+	    gtk_widget_queue_draw_area (widget, curr_tile->x - 1, curr_tile->y - 1, TILE_WIDTH + 1, TILE_HEIGHT + 2);
+	}
+
 	tile_x = game->deck.tiles[i].x;
 	tile_y = game->deck.tiles[i].y;
-    	if (event->x >= tile_x && event->x <= (tile_x + TILE_WIDTH) &&
+	if (event->x >= tile_x && event->x <= (tile_x + TILE_WIDTH) &&
 	    event->y >= tile_y && event->y <= (tile_y + TILE_HEIGHT) )
-
+        {
+	    game->select_mode = 0;
+ 
 	    game->current_tile = i;
+	    curr_tile = &game->deck.tiles[game->current_tile];
+	    if (!curr_tile->selected)
+		curr_tile->selected = 1;
+	    else
+		curr_tile->selected = 0;
+	    gtk_widget_queue_draw_area (widget, curr_tile->x - 1, curr_tile->y - 1, TILE_WIDTH + 1, TILE_HEIGHT + 2);
+
+	    game->diff_x = event->x - tile_x;
+	    game->diff_y = event->y - tile_y;
+        }
+    }
+    if (game->select_mode)
+    {
+	game->deck.tiles[game->current_tile].selected = 0;
+	gtk_widget_queue_draw_area (widget, curr_tile->x - 1, curr_tile->y - 1, TILE_WIDTH + 1, TILE_HEIGHT + 2);
+
+	game->selection_box.visible = 1;
+	/*These next two lines are likely to be replaced by...*/
+	game->click_x = event->x;
+	game->click_y = event->y;
+	/*...these two lines*/
+	game->selection_box.x1 = event->x;
+	game->selection_box.x2 = event->x;
+	game->selection_box.y1 = event->y;
+	game->selection_box.y2 = event->y;
     }
-    /*Carl's Code*/
-    tile_t *tile;
-
-    tile = &game->deck.tiles[game->current_tile];
-
-    printf ("Placing tile #%d\n", game->current_tile);
-
-    /* First, invalidate the region where the tile currently is. */
-    gtk_widget_queue_draw_area (widget, tile->x, tile->y, TILE_WIDTH, TILE_HEIGHT);
-			
-    /* Then, move the tile */
-    tile->x = event->x;
-    tile->y = event->y;
-
-    /* Finally, invalidate the region where the tile is now. */
-    gtk_widget_queue_draw_area (widget, tile->x, tile->y, TILE_WIDTH, TILE_HEIGHT);
-
-    game->current_tile--;
-    if (game->current_tile < 0)
-	game->current_tile = game->deck.num_tiles - 1;
-
     return TRUE;
 }
 
 static gboolean on_button_release_event (GtkWidget *widget, GdkEventButton *event, game_t *game)
 {
-    printf ("You released button %d\n", event->button);
+    if (game->select_mode)
+    {
+	game->select_mode = 0;
+	selection_box_t *box;
+	box = &game->selection_box;
+
+	int x_min = MIN(box->x1, box->x2);
+	int x_max = MAX(box->x1, box->x2);
+	int y_min = MIN(box->y1, box->y2);
+	int y_max = MAX(box->y1, box->y2);
+	int width = abs(box->x2 - box->x1);
+	int height = abs(box->y2 - box->y1);
+
+	box->visible = 0;	
+	gtk_widget_queue_draw_area (widget, x_min, y_min, width, height);
+
+	tile_group_t group;
+	group.num_tiles = 0;
+
+	int i, tile_x, tile_y, tile_x2, tile_y2;
+	for (i = 0; i < game->deck.num_tiles; i++)
+        {
+	    tile_x = game->deck.tiles[i].x;
+	    tile_y = game->deck.tiles[i].y;
+	    tile_x2 = tile_x + TILE_WIDTH;
+	    tile_y2 = tile_y + TILE_HEIGHT;
+	    if (/*If top-left corner*/
+		(tile_x >= x_min && tile_x <= x_max &&
+		 tile_y >= y_min && tile_y <= y_max) ||
+		/*or bottom-right corner*/
+		(tile_x2 >= x_min && tile_x2 <= x_max &&
+		 tile_y2 >= y_min && tile_y2 <= y_max) ||
+		/*or bottom-left corner*/
+		(tile_x >= x_min && tile_x <= x_max &&
+		 tile_y2 >= y_min && tile_y2 <= y_max) ||
+		/*or top-right corner of tile selected*/
+		(tile_x2 >= x_min && tile_x2 <= x_max &&
+		 tile_y >= y_min && tile_y <= y_max) ||
+		/*or left edge*/
+		(y_min >= tile_y && y_min <= tile_y2 &&
+		 x_min <= tile_x && x_max >= tile_x) ||
+		/*or top edge*/
+		(x_min >= tile_x && x_min <= tile_x2 &&
+		 y_min <= tile_y && y_max >= tile_y) ||
+		/*or right edge*/
+		(y_min >= tile_y && y_min <= tile_y2 &&
+		 x_min >= tile_x && x_min <= tile_x2) ||
+		/*or bottom edge*/
+		(x_min >= tile_x && x_min <= tile_x2 &&
+		 y_min >= tile_y && y_min <= tile_y) )
+            {
+		group.tiles[group.num_tiles] = game->deck.tiles[i];
+		group.num_tiles++;
+            }
+        }
+	printf("is run %d\n", tile_group_is_run_one(&group) );
+	printf("is set %d\n", tile_group_is_set(&group) );
+	for (i = 0; i < group.num_tiles; i++)
+	    tile_print(group.tiles[i]);
+    }    
+    game->select_mode = 1;
 
     return TRUE;
 }
 
-static gboolean on_button_motion_event (GtkWidget *widget, GdkEventMotion *event, 
+static gboolean on_button_motion_event (GtkWidget *widget, GdkEventMotion *event,
 					game_t *game, cairo_t *cr)
 {
-    game->deck.tiles[game->current_tile].x = event->x;
-    game->deck.tiles[game->current_tile].y = event->y;
+    if (game->select_mode)
+    {
+	selection_box_t *box;
+	box = &game->selection_box;
+	box->visible = 1;
+
+	int x_min = MIN(box->x1, box->x2);
+	int x_max = MAX(box->x1, box->x2);
+	int y_min = MIN(box->y1, box->y2);
+	int y_max = MAX(box->y1, box->y2);
+	int width = abs(box->x2 - box->x1);
+	int height = abs(box->y2 - box->y1);
+
+	gtk_widget_queue_draw_area ( widget,  x_min, y_min, width, height );
+
+	box->x2 = event->x;
+	box->y2 = event->y;
+
+	gtk_widget_queue_draw_area ( widget, MIN(box->x1, box->x2), MIN(box->y1, box->y2), abs(box->x2 - box->x1), abs(box->y2 - box->y1) );
+
+	int i, tile_x, tile_y, tile_x2, tile_y2;
+	tile_t *curr_tile;
+	for (i = 0; i < game->deck.num_tiles; i++)
+        {
+	    curr_tile = &game->deck.tiles[i];
+	    if (curr_tile->selected)
+	    {
+		curr_tile->selected = 0;
+		gtk_widget_queue_draw_area (widget, curr_tile->x - 1, curr_tile->y - 1, TILE_WIDTH + 1, TILE_HEIGHT + 2);
+	    }
 
-    tile_draw(game, &game->deck.tiles[game->current_tile], cr);    
+	    tile_x = game->deck.tiles[i].x;
+	    tile_y = game->deck.tiles[i].y;
+	    tile_x2 = tile_x + TILE_WIDTH;
+	    tile_y2 = tile_y + TILE_HEIGHT;
+	    if (/*If top-left corner*/
+		(tile_x >= x_min && tile_x <= x_max &&
+		 tile_y >= y_min && tile_y <= y_max) ||
+		/*or bottom-right corner*/
+		(tile_x2 >= x_min && tile_x2 <= x_max &&
+		 tile_y2 >= y_min && tile_y2 <= y_max) ||
+		/*or bottom-left corner*/
+		(tile_x >= x_min && tile_x <= x_max &&
+		 tile_y2 >= y_min && tile_y2 <= y_max) ||
+		/*or top-right corner of tile selected*/
+		(tile_x2 >= x_min && tile_x2 <= x_max &&
+		 tile_y >= y_min && tile_y <= y_max) ||
+		/*or left edge*/
+		(y_min >= tile_y && y_min <= tile_y2 &&
+		 x_min <= tile_x && x_max >= tile_x) ||
+		/*or top edge*/
+		(x_min >= tile_x && x_min <= tile_x2 &&
+		 y_min <= tile_y && y_max >= tile_y) ||
+		/*or right edge*/
+		(y_min >= tile_y && y_min <= tile_y2 &&
+		 x_min >= tile_x && x_min <= tile_x2) ||
+		/*or bottom edge*/
+		(x_min >= tile_x && x_min <= tile_x2 &&
+		 y_min >= tile_y && y_min <= tile_y) )
+	    {
+		curr_tile->selected = 1;
+		gtk_widget_queue_draw_area (widget, curr_tile->x - 1, curr_tile->y - 1, TILE_WIDTH + 1, TILE_HEIGHT + 2);
+	    }
+/*
+	    else
+	    {
+		curr_tile->selected = 0;
+		gtk_widget_queue_draw_area (widget, curr_tile->x - 1, curr_tile->y - 1, TILE_WIDTH + 1, TILE_HEIGHT + 2);
+		}*/
+	}
+    }
+    else
+    {
+	tile_t *tile;
+	tile = &game->deck.tiles[game->current_tile];
+
+	/* First, invalidate the region where the tile currently is. */
+	gtk_widget_queue_draw_area (widget, tile->x - 1, tile->y - 1, TILE_WIDTH + 1, TILE_HEIGHT + 2);
 
+    /* Then, move the tile */
+	tile->x = event->x - game->diff_x;
+	tile->y = event->y - game->diff_y;
+
+    /* Finally, invalidate the region where the tile is now. */
+	gtk_widget_queue_draw_area (widget, tile->x - 1, tile->y - 1, TILE_WIDTH + 1, TILE_HEIGHT + 2);
+    }
     return TRUE;
 }
 
@@ -493,16 +737,16 @@ int main(int argc, char *argv[])
 {
     GtkWidget *window;
     game_t game;
-    
+
     srand(time(NULL));
 
     gtk_init (&argc, &argv);
-    
+
     game_init(&game);
     deck_print(&game.deck);
     deck_spread(&game.deck);
-    //deck_deal(&game, &game.deck);
-    //hand_print(&game);
+    deck_deal(&game, &game.deck);
+    //hand_print(&game, 0); //With Zero being passed, will print hand for player 1(players[0])
     //deck_print(&game.deck);
 
     /* Create a new window */
@@ -513,9 +757,9 @@ int main(int argc, char *argv[])
 
     gtk_widget_set_events (window,
 			   GDK_EXPOSURE_MASK |
-			   GDK_KEY_PRESS_MASK | 
+			   GDK_KEY_PRESS_MASK |
 			   GDK_BUTTON_MOTION_MASK |
-			   GDK_BUTTON_PRESS_MASK | 
+			   GDK_BUTTON_PRESS_MASK |
 			   GDK_BUTTON_RELEASE_MASK);
 
     g_signal_connect (G_OBJECT (window), "delete_event",