From 18e395fdc99fda1a7bf1cf7473db38b74309914e Mon Sep 17 00:00:00 2001
From: Carl Worth <cworth@cworth.org>
Date: Fri, 6 Mar 2009 17:29:01 -0800
Subject: [PATCH] Add simple text indicating whose turn it is to place or move.

---
 dvonn.c | 39 ++++++++++++++++++++++++++++++++-------
 1 file changed, 32 insertions(+), 7 deletions(-)

diff --git a/dvonn.c b/dvonn.c
index 896edc3..709d12a 100644
--- a/dvonn.c
+++ b/dvonn.c
@@ -55,6 +55,7 @@ struct _dvonn_game {
     int selected_y;
 
     PangoFontDescription *font;
+    PangoFontDescription *ring_font;
 
     dvonn_bool_t dual_window_mode;
     GtkWidget *windows[2];
@@ -77,10 +78,13 @@ on_delete_event_quit (GtkWidget  *widget,
 
 #define RED_RING_COLOR 0.8, 0.2, 0.2
 
+#define DVONN_FONT "sans"
+#define DVONN_FONT_SIZE 12
+
 /* Relative to a unit square. */
 #define RING_OUTER_RADIUS 0.4
 #define RING_INNER_RADIUS 0.2
-#define FONT_SIZE (RING_INNER_RADIUS * 1.5)
+#define RING_FONT_SIZE (RING_INNER_RADIUS * 1.5)
 
 /* XXX: This really should have an interest rectangle. */
 static void
@@ -328,6 +332,7 @@ on_expose_event_draw (GtkWidget		*widget,
     dvonn_game_t *game = view->game;
     cairo_t *cr;
     int x, y;
+    PangoLayout *to_move;
 
     if (layout->width != widget->allocation.width ||
 	layout->height != widget->allocation.height)
@@ -349,12 +354,13 @@ on_expose_event_draw (GtkWidget		*widget,
 	layout->x_offset = (layout->width - x_size) / 2;
 	layout->y_offset = (layout->height - y_size) / 2;
 
-	if (game->font == NULL) {
-	    game->font = pango_font_description_new ();
-	    pango_font_description_set_family (game->font, "sans");
+	if (game->ring_font == NULL) {
+	    game->ring_font = pango_font_description_new ();
+	    pango_font_description_set_family (game->ring_font,
+					       DVONN_FONT);
 	}
-	pango_font_description_set_absolute_size (game->font,
-						  FONT_SIZE * PANGO_SCALE);
+	pango_font_description_set_absolute_size (game->ring_font,
+						  RING_FONT_SIZE * PANGO_SCALE);
     }
 
     cr = gdk_cairo_create (widget->window);
@@ -362,6 +368,24 @@ on_expose_event_draw (GtkWidget		*widget,
     cairo_set_source_rgb (cr, BACKGROUND_COLOR);
     cairo_paint (cr);
 
+    if (game->font == NULL) {
+	game->font = pango_font_description_new ();
+	pango_font_description_set_family (game->font, DVONN_FONT);
+	pango_font_description_set_absolute_size (game->font, DVONN_FONT_SIZE * PANGO_SCALE);
+    }
+    to_move = _create_layout_printf (cr, game->font,
+				     "%s to %s.",
+				     game->board.player == DVONN_PLAYER_WHITE ?
+				     "White" : "Black",
+				     game->board.phase == DVONN_PHASE_PLACEMENT ?
+				     "place" : "move");
+    cairo_move_to (cr, 2, 2);
+    if (game->board.player == DVONN_PLAYER_WHITE)
+	cairo_set_source_rgb (cr, 1.0, 1.0, 1.0);
+    else
+	cairo_set_source_rgb (cr, 0.0, 0.0, 0.0);
+    _show_layout (cr, to_move);
+
     cairo_translate (cr, layout->x_offset, layout->y_offset);
     cairo_scale (cr, layout->cell_size, layout->cell_size);
 
@@ -415,7 +439,7 @@ on_expose_event_draw (GtkWidget		*widget,
 		cairo_move_to (cr,
 			       0.5 - 0.7 * RING_INNER_RADIUS * cos (M_PI_4),
 			       0.5 - 1.2 * RING_INNER_RADIUS * sin (M_PI_4));
-		height = _create_layout_printf (cr, game->font, "%d",
+		height = _create_layout_printf (cr, game->ring_font, "%d",
 						game->board.cells[x][y].height);
 		_show_layout (cr, height);
 	    }
@@ -440,6 +464,7 @@ dvonn_game_init (dvonn_game_t *game)
     dvonn_board_init (&game->board);
 
     game->font = NULL;
+    game->ring_font = NULL;
 
     game->dual_window_mode = 0;
     game->windows[0] = NULL;
-- 
2.43.0