#include <sys/time.h>
#include <time.h>
#include <ctype.h>
+#include <math.h>
#include "word-game.h"
#include "demo-item.h"
return scrolled_window;
}
+#define MAX_LETTERS 7
+static GooCanvasItem *letter_items[MAX_LETTERS];
+static int num_letters;
+
+static int
+rand_within (int num_values)
+{
+ return (int) ((double) num_values * (rand() / (RAND_MAX + 1.0)));
+}
+
+static void
+shuffle (int *array, int length)
+{
+ int i, r, tmp;
+
+ for (i = 0; i < length; i++)
+ {
+ r = i + rand_within (length - i);
+ tmp = array[i];
+ array[i] = array[r];
+ array[r] = tmp;
+ }
+}
+
+#define LETTER_SIZE 60
+#define LETTER_PAD 5
+
+static void
+get_letter_position (int i, int *x, int *y)
+{
+ *x = 20 + i * (LETTER_SIZE + LETTER_PAD);
+ *y = 20;
+}
+
static gboolean
on_button_press (GooCanvasItem *item,
GooCanvasItem *target,
GdkEventButton *event,
gpointer data)
{
- g_print ("demo item received button press event\n");
+ int indices[MAX_LETTERS];
+ int i, x, y;
+
+ for (i = 0; i < num_letters; i++)
+ indices[i] = i;
+
+ shuffle (indices, num_letters);
+
+ for (i = 0; i < num_letters; i++) {
+ get_letter_position (indices[i], &x, &y);
+ goo_demo_item_move_to (letter_items[i], x, y);
+ }
+
return TRUE;
}
create_canvas (GtkWidget *parent, char *word)
{
GtkWidget *canvas;
- GooCanvasItem *root, *letter;
+ GooCanvasItem *root;
int i;
- int item_size = 60;
- int item_pad = 5;
+ int x, y;
canvas = goo_canvas_new ();
gtk_widget_set_size_request (canvas, 400, 400);
root = goo_canvas_get_root_item (GOO_CANVAS (canvas));
- for (i = 0; i < strlen (word); i++) {
- letter = goo_demo_item_new (root,
- 30 + i * (item_size + item_pad), 20,
- item_size, item_size,
- word[i],
- NULL);
+ for (i = 0; i < MIN (MAX_LETTERS, strlen (word)); i++) {
+ get_letter_position (i, &x, &y);
+ letter_items[i] = goo_demo_item_new (root,
+ x, y,
+ LETTER_SIZE,
+ word[i],
+ NULL);
- g_signal_connect (letter, "button_press_event",
+ g_signal_connect (letter_items[i], "button_press_event",
(GtkSignalFunc) on_button_press, NULL);
}
+ num_letters = i;
+ while (i < MAX_LETTERS)
+ letter_items[i] = NULL;
}
int