static void
create_canvas (GtkGrid *grid, gint row, gchar *text, gchar *id)
{
GtkWidget *label, *canvas;
GooCanvasItem *root, *rect;
char *view_id;
label = gtk_label_new (text);
gtk_grid_attach (grid, label, 0, row, 1, 1);
gtk_widget_show (label);
canvas = goo_canvas_new ();
gtk_widget_set_size_request (canvas, 200, 100);
goo_canvas_set_bounds (GOO_CANVAS (canvas), 0, 0, 200, 100);
gtk_grid_attach (grid, canvas, 1, row, 1, 1);
gtk_widget_show (canvas);
root = goo_canvas_get_root_item (GOO_CANVAS (canvas));
rect = goo_canvas_rect_new (root, 0, 0, 200, 100,
"stroke-pattern", NULL,
"fill-color", "yellow",
NULL);
view_id = g_strdup_printf ("%s-yellow", id);
g_object_set_data_full (G_OBJECT (rect), "id", view_id, g_free);
setup_item_signals (rect);
rect = goo_canvas_rect_new (root, 20, 20, 60, 60,
"stroke-pattern", NULL,
"fill-color", "blue",
NULL);
view_id = g_strdup_printf ("%s-blue", id);
g_object_set_data_full (G_OBJECT (rect), "id", view_id, g_free);
setup_item_signals (rect);
rect = goo_canvas_rect_new (root, 120, 20, 60, 60,
"stroke-pattern", NULL,
"fill-color", "red",
NULL);
view_id = g_strdup_printf ("%s-red", id);
g_object_set_data_full (G_OBJECT (rect), "id", view_id, g_free);
setup_item_signals (rect);
}
static void
create_events_area (GtkWidget *canvas,
gint area_num,
GooCanvasPointerEvents pointer_events,
gchar *label)
{
gint row = area_num / 3, col = area_num % 3;
gdouble x = col * 200, y = row * 150;
GooCanvasItem *root, *rect;
char *view_id;
GooCanvasLineDash *dash;
root = goo_canvas_get_root_item (GOO_CANVAS (canvas));
dash = goo_canvas_line_dash_new (2, 5.0, 5.0);
/* Create invisible item. */
rect = goo_canvas_rect_new (root, x + 45, y + 35, 30, 30,
"fill-color", "red",
"visibility", GOO_CANVAS_ITEM_INVISIBLE,
"line-width", 5.0,
"pointer-events", pointer_events,
NULL);
view_id = g_strdup_printf ("%s invisible", label);
g_object_set_data_full (G_OBJECT (rect), "id", view_id, g_free);
setup_item_signals (rect);
/* Display a thin rect around it to indicate it is there. */
#if 1
rect = goo_canvas_rect_new (root, x + 42.5, y + 32.5, 36, 36,
"line-dash", dash,
"line-width", 1.0,
"stroke-color", "gray",
NULL);
#endif
/* Create unpainted item. */
rect = goo_canvas_rect_new (root, x + 85, y + 35, 30, 30,
"stroke-pattern", NULL,
"line-width", 5.0,
"pointer-events", pointer_events,
NULL);
view_id = g_strdup_printf ("%s unpainted", label);
g_object_set_data_full (G_OBJECT (rect), "id", view_id, g_free);
setup_item_signals (rect);
/* Display a thin rect around it to indicate it is there. */
#if 1
rect = goo_canvas_rect_new (root, x + 82.5, y + 32.5, 36, 36,
"line-dash", dash,
"line-width", 1.0,
"stroke-color", "gray",
NULL);
#endif
/* Create stroked item. */
rect = goo_canvas_rect_new (root, x + 125, y + 35, 30, 30,
"line-width", 5.0,
"pointer-events", pointer_events,
NULL);
view_id = g_strdup_printf ("%s stroked", label);
g_object_set_data_full (G_OBJECT (rect), "id", view_id, g_free);
setup_item_signals (rect);
/* Create filled item. */
rect = goo_canvas_rect_new (root, x + 60, y + 75, 30, 30,
"fill-color", "red",
"stroke-pattern", NULL,
"line-width", 5.0,
"pointer-events", pointer_events,
NULL);
view_id = g_strdup_printf ("%s filled", label);
g_object_set_data_full (G_OBJECT (rect), "id", view_id, g_free);
setup_item_signals (rect);
/* Create stroked & filled item. */
rect = goo_canvas_rect_new (root, x + 100, y + 75, 30, 30,
"fill-color", "red",
"line-width", 5.0,
"pointer-events", pointer_events,
NULL);
view_id = g_strdup_printf ("%s stroked & filled", label);
g_object_set_data_full (G_OBJECT (rect), "id", view_id, g_free);
setup_item_signals (rect);
goo_canvas_text_new (root, label, x + 100, y + 130, -1, GOO_CANVAS_ANCHOR_CENTER,
"font", "Sans 12",
"fill-color", "blue",
NULL);
goo_canvas_line_dash_unref (dash);
}
GtkWidget *
create_canvas_fifteen (void)
{
GtkWidget *vbox;
GtkWidget *alignment;
GtkWidget *frame;
GtkWidget *canvas;
GtkWidget *button;
GooCanvasItem **board;
GooCanvasItem *root, *rect, *text;
int i, x, y;
char buf[20];
vbox = gtk_vbox_new (FALSE, 4);
gtk_container_set_border_width (GTK_CONTAINER (vbox), 4);
gtk_widget_show (vbox);
alignment = gtk_alignment_new (0.5, 0.5, 0.0, 0.0);
gtk_box_pack_start (GTK_BOX (vbox), alignment, TRUE, TRUE, 0);
gtk_widget_show (alignment);
frame = gtk_frame_new (NULL);
gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_IN);
gtk_container_add (GTK_CONTAINER (alignment), frame);
gtk_widget_show (frame);
/* Create the canvas and board */
canvas = goo_canvas_new ();
g_object_set (G_OBJECT (canvas),
"automatic-bounds", TRUE,
"bounds-from-origin", FALSE,
NULL);
root = goo_canvas_get_root_item (GOO_CANVAS (canvas));
gtk_widget_set_size_request (canvas,
PIECE_SIZE * 4 + 1, PIECE_SIZE * 4 + 1);
#if 0
goo_canvas_set_bounds (GOO_CANVAS (canvas), 0, 0,
PIECE_SIZE * 4 + 1, PIECE_SIZE * 4 + 1);
#endif
gtk_container_add (GTK_CONTAINER (frame), canvas);
gtk_widget_show (canvas);
board = g_new (GooCanvasItem *, 16);
g_object_set_data (G_OBJECT (canvas), "board", board);
g_signal_connect (canvas, "destroy",
G_CALLBACK (free_stuff),
board);
for (i = 0; i < 15; i++) {
y = i / 4;
x = i % 4;
board[i] = goo_canvas_group_new (root, NULL);
goo_canvas_item_translate (board[i], x * PIECE_SIZE,
y * PIECE_SIZE);
setup_item_signals (board[i]);
rect = goo_canvas_rect_new (board[i], 0, 0,
PIECE_SIZE, PIECE_SIZE,
"fill_color", get_piece_color (i),
"stroke_color", "black",
"line-width", 1.0,
NULL);
sprintf (buf, "%d", i + 1);
text = goo_canvas_text_new (board[i], buf,
PIECE_SIZE / 2.0, PIECE_SIZE / 2.0,
-1, GTK_ANCHOR_CENTER,
"font", "Sans bold 24",
"fill_color", "black",
NULL);
g_object_set_data (G_OBJECT (board[i]), "text", text);
g_object_set_data (G_OBJECT (board[i]), "piece_num", GINT_TO_POINTER (i));
g_object_set_data (G_OBJECT (board[i]), "piece_pos", GINT_TO_POINTER (i));
}
board[15] = NULL;
/* Scramble button */
button = gtk_button_new_with_label ("Scramble");
gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0);
g_object_set_data (G_OBJECT (button), "board", board);
g_signal_connect (button, "clicked",
G_CALLBACK (scramble),
canvas);
gtk_widget_show (button);
return vbox;
}
