/* Toggle the given lock */
static void
toggle_lock(GooCanvasItem *item)
{
gboolean status = TRUE;
double y1 = 0;
gint min = 0;
guint animate_speed = 0;
/* If there is already an animation do nothing else set animation to avoid deadlock */
if(animation)
return;
animation = TRUE;
gc_sound_play_ogg ("sounds/bleep.wav", NULL);
if(item == lock_left_item)
{
status = lock_left_up;
lock_left_up = !lock_left_up;
y1 = BASE_LINE - LOCK_HEIGHT_MAX;
min = BASE_LINE - LOCK_HEIGHT_MIN;
animate_speed = ANIMATE_SPEED;
}
else if(item == lock_right_item)
{
status = lock_right_up;
lock_right_up = !lock_right_up;
y1 = BASE_LINE - LOCK_HEIGHT_MAX;
min = BASE_LINE - LOCK_RHEIGHT_MIN;
animate_speed = ANIMATE_SPEED;
}
else if(item == canallock_left_item)
{
status = canallock_left_up;
canallock_left_up = !canallock_left_up;
y1 = SUBCANAL_BASE_LINE - SUBCANAL_HEIGHT;
min = SUBCANAL_BASE_LINE - CANALLOCK_HEIGHT_MIN;
animate_speed = ANIMATE_SPEED;
}
else if(item == canallock_right_item)
{
status = canallock_right_up;
canallock_right_up = !canallock_right_up;
y1 = SUBCANAL_BASE_LINE - SUBCANAL_HEIGHT;
min = SUBCANAL_BASE_LINE - CANALLOCK_HEIGHT_MIN;
animate_speed = ANIMATE_SPEED;
}
timer_item = item;
timer_item_limit_y = (status ? min :
y1);
timer_step_y1 = (status ? 2 : -2);
timer_step_x1 = 0;
gc_item_focus_remove(tuxboat_item, NULL);
timer_id = gtk_timeout_add (animate_speed, (GtkFunction) animate_step,
NULL);
}
/* ==================================== */
static gboolean
animate_step()
{
if(!gcomprisBoard)
return FALSE;
GooCanvasBounds bounds;
goo_canvas_item_get_bounds(timer_item, &bounds);
if(GOO_IS_CANVAS_SVG(timer_item))
goo_canvas_item_translate(timer_item, timer_step_x1, timer_step_y1);
else if(GOO_IS_CANVAS_RECT(timer_item))
g_object_set(timer_item,
"x", bounds.x1 + timer_step_x1,
"y", bounds.y1 + timer_step_y1,
"height", bounds.y2 - bounds.y1 - timer_step_y1,
NULL);
/* Special case for raising/lowering the boat */
if(boat_position==BOAT_POS_MIDDLE && timer_item==canal_middle_item)
{
goo_canvas_item_translate(tuxboat_item, 0, timer_step_y1);
gc_item_focus_remove(tuxboat_item, NULL);
}
if((bounds.y1 >= timer_item_limit_y && timer_step_y1 > 0) ||
(bounds.y1 <= timer_item_limit_y && timer_step_y1 < 0))
{
gtk_timeout_remove (timer_id);
timer_id = 0;
animation = FALSE;
update_water();
gc_item_focus_init(tuxboat_item, NULL);
g_object_set (tuxboat_item,
"svg-id", "#BOAT_NO_SAIL", NULL);
}
else if((bounds.x1 >= timer_item_limit_x && timer_step_x1 > 0) ||
(bounds.x1 <= timer_item_limit_x && timer_step_x1 < 0))
{
gtk_timeout_remove (timer_id);
timer_id = 0;
animation = FALSE;
update_water();
if (gamewon)
{
gc_bonus_display(TRUE, GC_BONUS_FLOWER);
gamewon = FALSE;
}
gc_item_focus_init(tuxboat_item, NULL);
g_object_set (tuxboat_item,
"svg-id", "#BOAT_NO_SAIL", NULL);
}
return TRUE;
}
void listPiecesClear()
{
guint i, j;
for(i=0; i<g_list_length(listPieces); i++)
{
Piece *piece = g_list_nth_data(listPieces, i);
for(j=0; j<g_list_length(piece->listitem); j++)
{
GooCanvasItem *item = g_list_nth_data(piece->listitem, j);
g_signal_handlers_disconnect_by_func(item,
(GCallback) item_event, piece);
gc_item_focus_remove(item, NULL);
}
g_free(piece);
}
g_list_free(listPieces);
listPieces = NULL;
}
/* Update the water level if necessary */
static void update_water()
{
gboolean status = TRUE;
double y1 = 0;
gint min = BASE_LINE - LEFT_CANAL_HEIGHT;
/* If there is already an animation do nothing else set
animation to avoid deadlock */
if(animation)
return;
animation = TRUE;
if((!canallock_left_up && !lock_water_low) ||
(!canallock_right_up && lock_water_low))
{
status = !lock_water_low;
lock_water_low = !lock_water_low;
y1 = BASE_LINE - RIGHT_CANAL_HEIGHT;
}
else
{
/* The water level is correct */
animation = FALSE;
return;
}
timer_item = canal_middle_item;
timer_item_limit_y = (status ? min :
y1);
timer_step_y1 = (status ? 2 : -2);
timer_step_x1 = 0;
gc_item_focus_remove(tuxboat_item, NULL);
timer_id = gtk_timeout_add (ANIMATE_SPEED, (GtkFunction) animate_step, NULL);
}
/* Move the boat to the next possible position */
static void
move_boat()
{
/* If there is already an animation do nothing
* else set animation to avoid deadlock
*/
if(animation)
return;
animation = TRUE;
if(boat_position == BOAT_POS_LEFT && !lock_left_up)
{
boat_position = BOAT_POS_MIDDLE;
timer_item_limit_x = LEFT_CANAL_WIDTH + (MIDDLE_CANAL_WIDTH - tuxboat_width)/2;
timer_step_x1 = 2;
g_object_set (tuxboat_item,
"svg-id", "#BOAT", NULL);
}
else if(boat_position == BOAT_POS_MIDDLE && !lock_left_up)
{
boat_position = BOAT_POS_LEFT;
timer_item_limit_x = (LEFT_CANAL_WIDTH - tuxboat_width)/2;
timer_step_x1 = -2;
if (from == 1)
{
gamewon = TRUE;
from = 0;
}
g_object_set (tuxboat_item,
"svg-id", "#BOAT", NULL);
}
else if(boat_position == BOAT_POS_MIDDLE && !lock_right_up)
{
boat_position = BOAT_POS_RIGHT;
timer_item_limit_x = LEFT_CANAL_WIDTH + MIDDLE_CANAL_WIDTH + (RIGHT_CANAL_WIDTH - tuxboat_width)/2;
timer_step_x1 = 2;
if (from == 0)
{
gamewon = TRUE;
from = 1;
}
g_object_set (tuxboat_item,
"svg-id", "#BOAT", NULL);
}
else if(boat_position == BOAT_POS_RIGHT && !lock_right_up)
{
boat_position = BOAT_POS_MIDDLE;
timer_item_limit_x = LEFT_CANAL_WIDTH + (MIDDLE_CANAL_WIDTH - tuxboat_width)/2;
timer_step_x1 = -2;
g_object_set (tuxboat_item,
"svg-id", "#BOAT", NULL);
}
else
{
/* No possible move */
gc_sound_play_ogg ("sounds/crash.ogg", NULL);
animation = FALSE;
return;
}
gc_item_focus_remove(tuxboat_item, NULL);
gc_sound_play_ogg ("sounds/eraser2.wav", NULL);
timer_item = tuxboat_item;
timer_step_y1 = 0;
timer_id = gtk_timeout_add (ANIMATE_SPEED, (GtkFunction) animate_step, NULL);
}
