void region_tt::set_rect( int left, int top, int right, int bottom )
{
if ((left != right) && (top != bottom))
{
rgn->extents.set( left, top, right, bottom );
rgn->extents.fix();
numRects = 1;
rects[0] = rgn->extents;
update_type();
}
else
empty_region();
}
static void
data_device_end_drag_grab(struct weston_drag *drag,
struct weston_seat *seat)
{
if (drag->icon) {
if (weston_view_is_mapped(drag->icon))
weston_view_unmap(drag->icon);
drag->icon->surface->configure = NULL;
empty_region(&drag->icon->surface->pending.input);
wl_list_remove(&drag->icon_destroy_listener.link);
weston_view_destroy(drag->icon);
}
weston_drag_set_focus(drag, seat, NULL, 0, 0);
}
static void
drag_surface_configure(struct weston_drag *drag,
struct weston_pointer *pointer,
struct weston_touch *touch,
struct weston_surface *es,
int32_t sx, int32_t sy)
{
struct wl_list *list;
float fx, fy;
assert((pointer != NULL && touch == NULL) ||
(pointer == NULL && touch != NULL));
if (!weston_surface_is_mapped(es) && es->buffer_ref.buffer) {
if (pointer && pointer->sprite &&
weston_view_is_mapped(pointer->sprite))
list = &pointer->sprite->layer_link;
else
list = &es->compositor->cursor_layer.view_list;
wl_list_remove(&drag->icon->layer_link);
wl_list_insert(list, &drag->icon->layer_link);
weston_view_update_transform(drag->icon);
empty_region(&es->pending.input);
}
drag->dx += sx;
drag->dy += sy;
/* init to 0 for avoiding a compile warning */
fx = fy = 0;
if (pointer) {
fx = wl_fixed_to_double(pointer->x) + drag->dx;
fy = wl_fixed_to_double(pointer->y) + drag->dy;
} else if (touch) {
fx = wl_fixed_to_double(touch->grab_x) + drag->dx;
fy = wl_fixed_to_double(touch->grab_y) + drag->dy;
}
weston_view_set_position(drag->icon, fx, fy);
}
INT region_tt::intersect_rgn( region_tt *reg1, region_tt *reg2 )
{
dprintf("%ld %ld\n", reg1->numRects, reg2->numRects);
/* check for trivial reject */
if ( !reg1->numRects || !reg2->numRects ||
!reg1->rgn->extents.overlaps( reg2->rgn->extents ))
{
empty_region();
return rgn->type;
}
// FIXME: implement more complicated regions
assert(reg1->rgn->type == SIMPLEREGION);
assert(reg2->rgn->type == SIMPLEREGION);
rgn->extents = reg1->rgn->extents;
rgn->extents.dump();
rgn->extents.intersect( reg2->rgn->extents );
rgn->extents.dump();
return update_type();
}
