static void
drag_grab_touch_motion(struct weston_touch_grab *grab, uint32_t time,
int touch_id, wl_fixed_t sx, wl_fixed_t sy)
{
struct weston_touch_drag *touch_drag =
container_of(grab, struct weston_touch_drag, grab);
struct weston_touch *touch = grab->touch;
wl_fixed_t view_x, view_y;
float fx, fy;
if (touch_id != touch->grab_touch_id)
return;
drag_grab_touch_focus(touch_drag);
if (touch_drag->base.icon) {
fx = wl_fixed_to_double(touch->grab_x) + touch_drag->base.dx;
fy = wl_fixed_to_double(touch->grab_y) + touch_drag->base.dy;
weston_view_set_position(touch_drag->base.icon, fx, fy);
weston_view_schedule_repaint(touch_drag->base.icon);
}
if (touch_drag->base.focus_resource) {
weston_view_from_global_fixed(touch_drag->base.focus,
touch->grab_x, touch->grab_y,
&view_x, &view_y);
wl_data_device_send_motion(touch_drag->base.focus_resource, time,
view_x, view_y);
}
}
static void
drag_grab_motion(struct weston_pointer_grab *grab, uint32_t time,
wl_fixed_t x, wl_fixed_t y)
{
struct weston_pointer_drag *drag =
container_of(grab, struct weston_pointer_drag, grab);
struct weston_pointer *pointer = drag->grab.pointer;
float fx, fy;
wl_fixed_t sx, sy;
weston_pointer_move(pointer, x, y);
if (drag->base.icon) {
fx = wl_fixed_to_double(pointer->x) + drag->base.dx;
fy = wl_fixed_to_double(pointer->y) + drag->base.dy;
weston_view_set_position(drag->base.icon, fx, fy);
weston_view_schedule_repaint(drag->base.icon);
}
if (drag->base.focus_resource) {
weston_view_from_global_fixed(drag->base.focus,
pointer->x, pointer->y,
&sx, &sy);
wl_data_device_send_motion(drag->base.focus_resource, time, sx, sy);
}
}
void Shell::defaultPointerGrabMotion(weston_pointer_grab *grab, uint32_t time, wl_fixed_t x, wl_fixed_t y)
{
weston_pointer *pointer = grab->pointer;
movePointer(pointer, time, x, y);
wl_list *resource_list = &pointer->focus_resource_list;
wl_resource *resource;
wl_resource_for_each(resource, resource_list) {
wl_fixed_t sx, sy;
weston_view_from_global_fixed(pointer->focus, pointer->x, pointer->y, &sx, &sy);
wl_pointer_send_motion(resource, time, sx, sy);
}
static void
surface_to_from_global(void *data)
{
struct weston_compositor *compositor = data;
struct weston_surface *surface;
struct weston_view *view;
float x, y;
wl_fixed_t fx, fy;
int32_t ix, iy;
surface = weston_surface_create(compositor);
assert(surface);
view = weston_view_create(surface);
assert(view);
surface->width = 50;
surface->height = 50;
weston_view_set_position(view, 5, 10);
weston_view_update_transform(view);
weston_view_to_global_float(view, 33, 22, &x, &y);
assert(x == 38 && y == 32);
weston_view_to_global_float(view, -8, -2, &x, &y);
assert(x == -3 && y == 8);
weston_view_to_global_fixed(view, wl_fixed_from_int(12),
wl_fixed_from_int(5), &fx, &fy);
assert(fx == wl_fixed_from_int(17) && fy == wl_fixed_from_int(15));
weston_view_from_global_float(view, 38, 32, &x, &y);
assert(x == 33 && y == 22);
weston_view_from_global_float(view, 42, 5, &x, &y);
assert(x == 37 && y == -5);
weston_view_from_global_fixed(view, wl_fixed_from_int(21),
wl_fixed_from_int(100), &fx, &fy);
assert(fx == wl_fixed_from_int(16) && fy == wl_fixed_from_int(90));
weston_view_from_global(view, 0, 0, &ix, &iy);
assert(ix == -5 && iy == -10);
weston_view_from_global(view, 5, 10, &ix, &iy);
assert(ix == 0 && iy == 0);
wl_display_terminate(compositor->wl_display);
}