+#define SOLUTION_FONT_SIZE 12
+#define SOLUTION_LINE_HEIGHT (1.5 * SOLUTION_FONT_SIZE)
+
+static void
+dict_paint (cairo_t *cr, void *closure, double width, double height)
+{
+ rack_t *rack = closure;
+ dict_paint_cursor_t cursor;
+ int length, count;
+
+ cairo_save (cr);
+ cairo_set_source_rgb (cr, 0.0, 0.0, 0.0); /* black */
+
+ cursor.cr = cr;
+
+ cairo_select_font_face (cr, "mono", 0, 0);
+ cairo_set_font_size (cr, SOLUTION_FONT_SIZE);
+ cursor.line_height = SOLUTION_LINE_HEIGHT;
+
+ cursor.x = 0;
+ cursor.y = cursor.line_height;
+
+ cursor.max_column_width = 0;
+ cursor.max_y = height;
+
+ length = 1;
+ count = 0;
+ do {
+ if (rack->done)
+ cursor.show = DICT_PAINT_CURSOR_SHOW_ALL;
+ else
+ cursor.show = DICT_PAINT_CURSOR_SHOW_FOUND;
+ count += dict_for_each_of_length (&rack->solution,
+ dict_paint_action, &cursor,
+ length, length);
+ if (! rack->done) {
+ cursor.show = DICT_PAINT_CURSOR_SHOW_UNFOUND_BLANKS;
+ dict_for_each_of_length (&rack->solution,
+ dict_paint_action, &cursor,
+ length, length);
+ }
+ length++;
+ } while (count < rack->solution_total);
+
+ cairo_restore (cr);
+}
+
+static void
+tile_paint (cairo_t *cr, void *closure, double width, double height)
+{
+ tile_t *tile = closure;
+
+ cairo_pattern_t *gradient;
+ cairo_text_extents_t extents;
+ int rad = (int) MIN (width / 2, height / 2);
+ int cx = width / 2;
+ int cy = cx;
+ int tx, ty;
+ double spot_angle = M_PI / 4.0;
+ double spot_rad = rad / 2.0;
+ char string[2];
+
+ cairo_save (cr);
+
+ gradient = cairo_pattern_create_radial (cx - spot_rad * cos (spot_angle),
+ cy - spot_rad * sin (spot_angle),
+ 0.0,
+ cx - spot_rad * cos (spot_angle),
+ cy - spot_rad * sin (spot_angle),
+ rad + spot_rad);
+ cairo_pattern_add_color_stop_rgb (gradient, 0.0, 1.0, 1.0, 1.0);
+ cairo_pattern_add_color_stop_rgb (gradient, 1.0, 0.33, 0.33, 0.33);
+
+ cairo_set_source (cr, gradient);
+
+ cairo_arc (cr,
+ cx, cy,
+ rad, 0, 2 * M_PI);
+
+ cairo_fill (cr);
+
+ cairo_select_font_face (cr, "mono",
+ CAIRO_FONT_SLANT_NORMAL,
+ CAIRO_FONT_WEIGHT_BOLD);
+ cairo_set_font_size (cr, 1.8 * rad);
+
+ string[0] = tile->letter;
+ string[1] = '\0';
+ cairo_text_extents (cr, string, &extents);
+ tx = cx - extents.width / 2 - extents.x_bearing;
+ ty = cy - extents.height / 2 - extents.y_bearing;
+
+ cairo_set_source_rgb (cr, 0.7, 0.7, 0.7);
+ cairo_move_to (cr, tx + 1, ty + 1);
+ cairo_show_text (cr, string);
+
+ cairo_set_source_rgb (cr, 0.33, 0.33, 0.33);
+ cairo_move_to (cr, tx - 1, ty - 1);
+ cairo_show_text (cr, string);
+
+ cairo_set_source_rgb (cr, 0.2, 0.3, 0.8);
+ cairo_move_to (cr, tx, ty);
+ cairo_show_text (cr, string);
+
+ cairo_restore (cr);
+}
+
+static void
+tile_glide_to (tile_t *tile, int x, int y)
+{
+ goo_canvas_item_animate (tile->item, x, y,
+ 1.0, 0,
+ 500, 40,
+ GOO_CANVAS_ANIMATE_FREEZE);
+ tile->x = x;
+ tile->y = y;
+}
+
+static tile_t *
+tile_create (GooCanvasItem *parent,
+ char letter, int rack_index)
+{
+ tile_t *tile;
+
+ tile = g_malloc (sizeof (tile_t));
+ tile->letter = tolower (letter);
+ tile->rack_index = rack_index;
+ rack_tile_position (rack_index, &tile->x, &tile->y);
+ tile->item = goo_demo_item_new (parent,
+ tile->x, tile->y,
+ LETTER_SIZE, LETTER_SIZE,
+ tile_paint,
+ tile, NULL);
+
+ tile->guessed = FALSE;
+
+ return tile;
+}
+
+static gboolean
+on_delete_event (GtkWidget *window,
+ GdkEvent *event,
+ gpointer unused_data)
+{
+ exit (0);
+}