/* =====================================================================
*
* =====================================================================*/
static void highlight_selected(int c)
{
int x, y;
g_assert(c>=0 && c<8);
x = (X[c*2] + X[c*2+1]) /2;
y = (Y[(int)(c/4)*2] + Y[(int)(c/4)*2+1]) /2;
x -= highlight_width/2;
y -= highlight_height;
g_object_set (highlight_image_item,
"visibility", GOO_CANVAS_ITEM_VISIBLE,
NULL);
gc_item_absolute_move(highlight_image_item, x, y);
}
// if plate = 1 , move to plate g (left)
// if plate = -1, move to plate d (right)
// if plate = 0 , move to the item list
void
scale_item_move_to(ScaleItem *item, int plate)
{
ScaleItem *scale;
GList *list;
gboolean found;
int index;
if(plate != 0)
{
if(item->plate)
item->plate_index = -1;
else
gc_sound_play_ogg ("sounds/eraser1.wav", NULL);
// find the first free place in the plate
for(index=0; index < 2 * PLATE_SIZE; index++)
{
found = FALSE;
for(list = item_list; list; list = list->next)
{
scale = list->data;
if(scale->plate_index == index && scale->plate == plate)
found=TRUE;
}
if(!found)
{ // move to the plate
gdouble x = (plate == 1 ? balance_left_x : balance_right_x);
gdouble y = (plate == 1
? balance_left_y + last_delta
: balance_right_y - last_delta);
item->plate = plate;
item->plate_index = index;
/* Reparent */
g_object_ref(item->item);
goo_canvas_item_remove(item->item);
goo_canvas_item_add_child ((plate == 1 ? group_g : group_d),
item->item, -1);
g_object_unref(item->item);
gc_item_absolute_move(item->item,
x + (index % PLATE_SIZE) * ITEM_W,
y + PLATE_Y - ITEM_H + 5 - (index >= PLATE_SIZE ? ITEM_H : 0));
break;
}
}
if(found) // can't find place
plate=0;
}
if(plate==0)
{ // move the item to the list
if(item->plate)
gc_sound_play_ogg ("sounds/eraser1.wav", NULL);
item->plate = 0;
/* Reparent */
g_object_ref(item->item);
goo_canvas_item_remove(item->item);
goo_canvas_item_add_child (group_m,
item->item, -1);
g_object_unref(item->item);
gc_item_absolute_move(item->item,
item->x,
item->y);
goo_canvas_item_raise(item->item, NULL);
}
scale_anim_plate();
if (!gamewon)
gc_item_focus_init(item->item, NULL);
}
/* =====================================================================
* Periodically recalculate some submarine parameters, with a slow delay
* =====================================================================*/
static gboolean update_timeout_very_slow() {
/* charging */
if(!boardRootItem)
return FALSE;
if(board_paused)
return TRUE;
if (air_charging && depth < SURFACE_DEPTH+5.0) {
air += 100.0*UPDATE_DELAY_VERY_SLOW/1000.0;
setAir(air);
}
if (battery_charging && depth < SURFACE_DEPTH+5.0) {
if (battery < 0.3*battery)
battery += 500.0*UPDATE_DELAY_VERY_SLOW/1000.0;
else
if (battery < 0.6*battery)
battery += 200.0*UPDATE_DELAY_VERY_SLOW/1000.0;
else
if (battery < 0.8*battery)
battery += 100.0*UPDATE_DELAY_VERY_SLOW/1000.0;
else
battery += 50.0*UPDATE_DELAY_VERY_SLOW/1000.0;
}
/* battery */
battery -= submarine_horizontal_speed * submarine_horizontal_speed/3.0
* UPDATE_DELAY_VERY_SLOW/1000.0;
if (battery < 0.0) {
battery = 0.0;
speed_ordered = 0;
setSpeed(speed_ordered);
}
setBattery( battery );
/* bubbling */
if ( (ballast_av_purge_open && ballast_av_air > 0.0) ||
( ballast_av_chasse_open && ballast_av_air == MAX_BALLAST ) )
{
gc_item_absolute_move( bubbling[0],
submarine_x + submarine_width/2,
depth - 30.0);
g_object_set ( bubbling[0] , "visibility", GOO_CANVAS_ITEM_VISIBLE, NULL);
gc_sound_play_ogg ("sounds/bubble.wav", NULL);
}
else
g_object_set ( bubbling[0] , "visibility", GOO_CANVAS_ITEM_INVISIBLE, NULL);
if ( (ballast_ar_purge_open && ballast_ar_air > 0.0) ||
( ballast_ar_chasse_open && ballast_ar_air == MAX_BALLAST ) )
{
gc_item_absolute_move( bubbling[2],
submarine_x - submarine_width/2,
depth - 30.0);
gc_sound_play_ogg ("sounds/bubble.wav", NULL);
g_object_set ( bubbling[2] , "visibility", GOO_CANVAS_ITEM_VISIBLE, NULL);
}
else
g_object_set ( bubbling[2] , "visibility", GOO_CANVAS_ITEM_INVISIBLE, NULL);
if (regleur_purge_open && regleur < MAX_REGLEUR)
{
gc_item_absolute_move( bubbling[1],
submarine_x,
depth - 30.0);
gc_sound_play_ogg ("sounds/bubble.wav", NULL);
g_object_set ( bubbling[1] , "visibility", GOO_CANVAS_ITEM_VISIBLE, NULL);
}
else
g_object_set ( bubbling[1] , "visibility", GOO_CANVAS_ITEM_INVISIBLE, NULL);
return TRUE;
}
/* ==================================== */
static gint
item_event(GooCanvasItem *item,
GooCanvasItem *target,
GdkEvent *event,
PieceItem *data)
{
double item_x, item_y;
if(!gcomprisBoard)
return FALSE;
if(board_paused)
return FALSE;
if(data && !data->on_top)
return FALSE;
switch (event->type)
{
case GDK_ENTER_NOTIFY:
g_object_set(item,
"stroke-color", "white",
"line-width", (double)3,
NULL);
break;
case GDK_LEAVE_NOTIFY:
g_object_set(item,
"stroke-color", "black",
"line-width", (double)1,
NULL);
break;
case GDK_BUTTON_PRESS:
switch(event->button.button)
{
case 1:
gc_sound_play_ogg ("sounds/bleep.wav", NULL);
gc_drag_offset_save(event);
goo_canvas_item_raise(data->group, NULL);
break;
}
break;
case GDK_MOTION_NOTIFY:
gc_drag_item_move(event, data->group);
break;
case GDK_BUTTON_RELEASE:
{
gint i;
gint tmpi, tmpj;
double tmpx, tmpy;
PieceItem *piece_src;
PieceItem *piece_dst;
gint col = 0, line;
item_x = event->button.x;
item_y = event->button.y;
goo_canvas_convert_from_item_space(goo_canvas_item_get_canvas(item),
item,
&item_x, &item_y);
/* Search the column (x) where this item is ungrabbed */
for(i=0; i<=number_of_item_x; i++)
if(position[i][0]->x < item_x &&
position[i+1][0]->x > item_x)
col = i;
/* Bad drop / Outside of column area */
/* Bad drop / On the same column */
if(col<0 || col > number_of_item_x || col == data->i)
{
gc_sound_play_ogg ("sounds/eraser2.wav", NULL);
/* Return to the original position */
gc_item_absolute_move (data->group, data->x , data->y);
return FALSE;
}
/* Now search the free line (y) */
line = number_of_item_y;
for(i=number_of_item_y-1; i>=0; i--)
if(position[col][i]->color == -1)
line = i;
/* Bad drop / Too many pieces here */
if(line >= number_of_item_y)
{
gc_sound_play_ogg ("sounds/eraser2.wav", NULL);
/* Return to the original position */
gc_item_absolute_move (data->group, data->x , data->y);
return FALSE;
}
/* Update ontop values for the piece under the grabbed one */
if(data->j>0)
position[data->i][data->j-1]->on_top = TRUE;
/* Update ontop values for the piece under the ungrabbed one */
if(line>0)
position[col][line-1]->on_top = FALSE;
/* Move the piece */
piece_dst = position[col][line];
piece_src = data;
gc_item_absolute_move (data->group, piece_dst->x , piece_dst->y);
gc_sound_play_ogg ("sounds/scroll.wav", NULL);
/* Swap values in the pieces */
tmpx = data->x;
tmpy = data->y;
piece_src->x = piece_dst->x;
piece_src->y = piece_dst->y;
piece_dst->x = tmpx;
piece_dst->y = tmpy;
tmpi = data->i;
tmpj = data->j;
position[tmpi][tmpj]->i = piece_dst->i;
position[tmpi][tmpj]->j = piece_dst->j;
piece_dst->i = tmpi;
piece_dst->j = tmpj;
position[piece_src->i][piece_src->j] = piece_src;
position[piece_dst->i][piece_dst->j] = piece_dst;
// dump_solution();
if(is_completed())
{
gamewon = TRUE;
hanoi_destroy_all_items();
gc_bonus_display(gamewon, GC_BONUS_SMILEY);
}
}
break;
default:
break;
}
return FALSE;
}
